"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 2/5)
2026/04/05 04:30:13 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-jorotav6finu"
2026/04/05 04:30:13 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/04/05 04:30:13 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': Has cached credentials
2026/04/05 04:30:14 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': Used cached credential to initialize the ProtonDrive API
2026/04/05 04:30:14 DEBUG : Creating backend with remote "/tmp/rclone3886620392"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:14 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:14 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:14.610919 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:14.610956 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:14 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:14 DEBUG : Looking for writers
2026/04/05 04:30:14 DEBUG : >WaitForWriters: 
2026/04/05 04:30:14 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.33s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:14 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:14 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:15.000770 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:15.000792 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:15 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:15 DEBUG : Looking for writers
2026/04/05 04:30:15 DEBUG : >WaitForWriters: 
2026/04/05 04:30:15 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.38s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:15 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:15 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:15.375447 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:15.375477 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:15 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:15 DEBUG : Looking for writers
2026/04/05 04:30:15 DEBUG : >WaitForWriters: 
2026/04/05 04:30:15 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.36s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:15 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:15 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:15.704142 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:15.704174 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:15 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:15 DEBUG : Looking for writers
2026/04/05 04:30:15 DEBUG : >WaitForWriters: 
2026/04/05 04:30:15 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.35s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:15 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:15 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:16.073817 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:16.073842 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:16 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:16 DEBUG : Looking for writers
2026/04/05 04:30:16 DEBUG : >WaitForWriters: 
2026/04/05 04:30:16 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.35s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:16 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:16 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:16.715711 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:16.715732 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:16 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:16 DEBUG : Looking for writers
2026/04/05 04:30:16 DEBUG : >WaitForWriters: 
2026/04/05 04:30:16 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.66s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:16 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:16 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:17.080149 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:17.080174 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:17 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:17 DEBUG : Looking for writers
2026/04/05 04:30:17 DEBUG : >WaitForWriters: 
2026/04/05 04:30:17 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.35s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:17 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:17 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:17.454676 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:17.454700 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:17 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:17 DEBUG : Looking for writers
2026/04/05 04:30:17 DEBUG : >WaitForWriters: 
2026/04/05 04:30:17 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.38s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:17 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:17 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:17.805368 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:17.805393 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:17 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:17 DEBUG : Looking for writers
2026/04/05 04:30:17 DEBUG : >WaitForWriters: 
2026/04/05 04:30:17 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.36s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:17 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:17 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:18.163516 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:18.163552 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:18 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:18 DEBUG : Looking for writers
2026/04/05 04:30:18 DEBUG : >WaitForWriters: 
2026/04/05 04:30:18 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.34s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:18 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:18 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:18.512295 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:18.512330 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:18 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:18 DEBUG : Looking for writers
2026/04/05 04:30:18 DEBUG : >WaitForWriters: 
2026/04/05 04:30:18 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.35s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:18 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:18 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:18.862639 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:18.862674 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:18 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:18 DEBUG : Looking for writers
2026/04/05 04:30:18 DEBUG : >WaitForWriters: 
2026/04/05 04:30:19 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.58s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:19 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:19 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:19.539539 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:19.539559 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:19 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:19 DEBUG : Looking for writers
2026/04/05 04:30:19 DEBUG : >WaitForWriters: 
2026/04/05 04:30:19 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.44s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:19 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:19 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:19.876498 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:19.876522 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:19 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:19 DEBUG : Looking for writers
2026/04/05 04:30:19 DEBUG : >WaitForWriters: 
2026/04/05 04:30:19 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.34s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:19 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:19 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:20.263675 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:20.263695 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:20 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:20 DEBUG : Looking for writers
2026/04/05 04:30:20 DEBUG : >WaitForWriters: 
2026/04/05 04:30:20 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.40s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:20 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:20 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:20.617328 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:20.617364 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:20 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:20 DEBUG : Looking for writers
2026/04/05 04:30:20 DEBUG : >WaitForWriters: 
2026/04/05 04:30:20 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.37s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:20 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:20 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:20.953805 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:20.953835 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:20 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:20 DEBUG : Looking for writers
2026/04/05 04:30:20 DEBUG : >WaitForWriters: 
2026/04/05 04:30:21 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.33s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:21 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:21 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:21.303649 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:21.303677 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:21 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:21 DEBUG : Looking for writers
2026/04/05 04:30:21 DEBUG : >WaitForWriters: 
2026/04/05 04:30:21 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.34s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:21 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:21 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:21.800473 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:21.800505 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:21 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:21 DEBUG : Looking for writers
2026/04/05 04:30:21 DEBUG : >WaitForWriters: 
2026/04/05 04:30:21 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.58s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:21 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:21 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:22.230565 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:22.230603 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:22 DEBUG : Looking for writers
2026/04/05 04:30:22 DEBUG : >WaitForWriters: 
2026/04/05 04:30:22 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.34s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:22 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:22 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:22.580835 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:22.580875 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:22 DEBUG : Looking for writers
2026/04/05 04:30:22 DEBUG : >WaitForWriters: 
2026/04/05 04:30:22 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.35s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:22 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:22 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:22.932201 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:22.932224 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:22 DEBUG : Looking for writers
2026/04/05 04:30:22 DEBUG : >WaitForWriters: 
2026/04/05 04:30:22 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:23 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:23 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:23.290537 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:23.290553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:23 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:23 DEBUG : Looking for writers
2026/04/05 04:30:23 DEBUG : >WaitForWriters: 
2026/04/05 04:30:23 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:23 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:23 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:23.622658 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:23.622677 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:23 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:23 DEBUG : Looking for writers
2026/04/05 04:30:23 DEBUG : >WaitForWriters: 
2026/04/05 04:30:23 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:23 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:23 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:23 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:23 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:23.966056 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:23.966073 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:23 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:23 DEBUG : Looking for writers
2026/04/05 04:30:23 DEBUG : >WaitForWriters: 
2026/04/05 04:30:23 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:24 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:24 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:24.325701 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:24.325726 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:24 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:24 DEBUG : Looking for writers
2026/04/05 04:30:24 DEBUG : >WaitForWriters: 
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:24 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:24 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:24 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:24.868140 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:24.868313 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:24 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:24 DEBUG : Looking for writers
2026/04/05 04:30:24 DEBUG : >WaitForWriters: 
2026/04/05 04:30:24 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:24 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (2.31s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.36s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.36s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.31s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.35s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.50s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.42s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:24 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:24 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:25.220858 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:25.220877 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:25 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:25 DEBUG : Looking for writers
2026/04/05 04:30:25 DEBUG : >WaitForWriters: 
2026/04/05 04:30:25 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.36s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:25 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:25 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:25.617203 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:25.617223 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:25 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:25 DEBUG : Looking for writers
2026/04/05 04:30:25 DEBUG : >WaitForWriters: 
2026/04/05 04:30:25 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.37s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:25 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:25 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:25.966453 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:25.966477 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:25 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:25 DEBUG : Looking for writers
2026/04/05 04:30:25 DEBUG : >WaitForWriters: 
2026/04/05 04:30:26 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.37s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:26 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:26 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:26.343262 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:26.343282 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:26 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:26 DEBUG : Looking for writers
2026/04/05 04:30:26 DEBUG : >WaitForWriters: 
2026/04/05 04:30:26 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.37s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:26 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:26 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:26.700339 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:26.700363 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:26 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:26 DEBUG : Looking for writers
2026/04/05 04:30:26 DEBUG : >WaitForWriters: 
2026/04/05 04:30:26 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.35s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:26 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:26 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:27.175798 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:27.175824 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:27 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:27 DEBUG : Looking for writers
2026/04/05 04:30:27 DEBUG : >WaitForWriters: 
2026/04/05 04:30:27 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:27 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:27.553169 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:27.553195 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:27 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:27 DEBUG : Looking for writers
2026/04/05 04:30:27 DEBUG : >WaitForWriters: 
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:27 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:27 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:27.895103 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:27.895128 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:27 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:27 DEBUG : Looking for writers
2026/04/05 04:30:27 DEBUG : >WaitForWriters: 
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:27 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:28.198725 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:28.198746 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:28 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:28 DEBUG : Looking for writers
2026/04/05 04:30:28 DEBUG : >WaitForWriters: 
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:28 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:28 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:28.546712 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:28.546733 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:28 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:28 DEBUG : Looking for writers
2026/04/05 04:30:28 DEBUG : >WaitForWriters: 
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:28 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:28 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:28 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:28.888389 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:28.888421 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:28 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:28 DEBUG : Looking for writers
2026/04/05 04:30:28 DEBUG : >WaitForWriters: 
2026/04/05 04:30:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:28 ERROR : error listing: directory not found
--- FAIL: TestFileRename (2.19s)
    --- FAIL: TestFileRename/off,forceCache=false (0.51s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.35s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.33s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.30s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.35s)
    --- FAIL: TestFileRename/full,forceCache=false (0.34s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:28 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:28 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:29.228786 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:29.228812 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:29 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:29 DEBUG : Looking for writers
2026/04/05 04:30:29 DEBUG : >WaitForWriters: 
2026/04/05 04:30:29 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.35s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:29 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:29 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:29.904943 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:29.904967 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:29 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:29 DEBUG : Looking for writers
2026/04/05 04:30:29 DEBUG : >WaitForWriters: 
2026/04/05 04:30:30 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.76s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:30 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:30 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:30.377039 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:30.377068 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:30 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:30 DEBUG : Looking for writers
2026/04/05 04:30:30 DEBUG : >WaitForWriters: 
2026/04/05 04:30:30 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.37s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:30 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:30 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:30.727968 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:30.728003 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:30 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:30 DEBUG : Looking for writers
2026/04/05 04:30:30 DEBUG : >WaitForWriters: 
2026/04/05 04:30:30 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.36s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:30 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:30 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:30:31.143791 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:31.143823 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:31 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:31 DEBUG : Looking for writers
2026/04/05 04:30:31 DEBUG : >WaitForWriters: 
2026/04/05 04:30:31 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.41s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:31.505686 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:31.505732 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:31 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:31 DEBUG : Looking for writers
2026/04/05 04:30:31 DEBUG : >WaitForWriters: 
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.38s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:31.863344 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:31.863382 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:31 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:31 DEBUG : Looking for writers
2026/04/05 04:30:31 DEBUG : >WaitForWriters: 
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.34s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:32.279532 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:32.279553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:32 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:32 DEBUG : Looking for writers
2026/04/05 04:30:32 DEBUG : >WaitForWriters: 
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.48s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:32 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:32.909325 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:32.909346 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:32 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:32 DEBUG : Looking for writers
2026/04/05 04:30:32 DEBUG : >WaitForWriters: 
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.57s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:32 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:32 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:33.267274 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:33.267301 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:33 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : >WaitForWriters: 
2026/04/05 04:30:33 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:30:33 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.35s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:30:33 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:30:33 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:30:33 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:30:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:30:33 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:30:33 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:30:33 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:30:33 DEBUG : file1: newRWFileHandle: 
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): openPending: 
2026/04/05 04:30:33 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/05 04:30:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): >openPending: err=<nil>
2026/04/05 04:30:33 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/05 04:30:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:30:33 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/05 04:30:33 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): _writeAt: size=5, off=0
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): >_writeAt: n=5, err=<nil>
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): _writeAt: size=7, off=5
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): >_writeAt: n=7, err=<nil>
2026/04/05 04:30:33 DEBUG : file1: vfs cache: truncate to size=11
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): close: 
2026/04/05 04:30:33 DEBUG : file1: vfs cache: setting modification time to 2026-04-05 04:30:33.393704943 +0000 UTC m=+20.277867023
2026/04/05 04:30:33 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): >close: err=<nil>
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): close: 
2026/04/05 04:30:33 DEBUG : file1(0x3cf0559e51c0): >close: err=file already closed
2026/04/05 04:30:33 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/05 04:30:33 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/05 04:30:33 DEBUG : Looking for writers
2026/04/05 04:30:33 DEBUG : file1: reading active writers
2026/04/05 04:30:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/05 04:30:33.826975 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:33.826996 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:33 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:33 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:34 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:34 DEBUG : Looking for writers
2026/04/05 04:30:34 DEBUG : file1: reading active writers
2026/04/05 04:30:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/05 04:30:34.399681 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:34.399704 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:34 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:34 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:34 DEBUG : Looking for writers
2026/04/05 04:30:34 DEBUG : file1: reading active writers
2026/04/05 04:30:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:34 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:35.593561 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:35.593580 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:35 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:35 DEBUG : Looking for writers
2026/04/05 04:30:35 DEBUG : file1: reading active writers
2026/04/05 04:30:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:36 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:36 DEBUG : Looking for writers
2026/04/05 04:30:36 DEBUG : file1: reading active writers
2026/04/05 04:30:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:36.748136 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:36.748165 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:36 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:36 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:37 DEBUG : Looking for writers
2026/04/05 04:30:37 DEBUG : file1: reading active writers
2026/04/05 04:30:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:38 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:38 DEBUG : Looking for writers
2026/04/05 04:30:38 DEBUG : file1: reading active writers
2026/04/05 04:30:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:38.694324 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:38.694349 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:38 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:38 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:39 DEBUG : Looking for writers
2026/04/05 04:30:39 DEBUG : file1: reading active writers
2026/04/05 04:30:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:40 DEBUG : Looking for writers
2026/04/05 04:30:40 DEBUG : file1: reading active writers
2026/04/05 04:30:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:41 DEBUG : Looking for writers
2026/04/05 04:30:41 DEBUG : file1: reading active writers
2026/04/05 04:30:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:41 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:42.237120 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:42.237141 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:42 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:42 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:42 DEBUG : Looking for writers
2026/04/05 04:30:42 DEBUG : file1: reading active writers
2026/04/05 04:30:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:43 DEBUG : Looking for writers
2026/04/05 04:30:43 DEBUG : file1: reading active writers
2026/04/05 04:30:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:44 DEBUG : Looking for writers
2026/04/05 04:30:44 DEBUG : file1: reading active writers
2026/04/05 04:30:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:45 DEBUG : Looking for writers
2026/04/05 04:30:45 DEBUG : file1: reading active writers
2026/04/05 04:30:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:46 DEBUG : Looking for writers
2026/04/05 04:30:46 DEBUG : file1: reading active writers
2026/04/05 04:30:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:47 DEBUG : Looking for writers
2026/04/05 04:30:47 DEBUG : file1: reading active writers
2026/04/05 04:30:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:48 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:30:48 DEBUG : Looking for writers
2026/04/05 04:30:48 DEBUG : file1: reading active writers
2026/04/05 04:30:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:49.130556 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:30:49.130591 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:49 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:30:49 DEBUG : Looking for writers
2026/04/05 04:30:49 DEBUG : file1: reading active writers
2026/04/05 04:30:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:50 DEBUG : Looking for writers
2026/04/05 04:30:50 DEBUG : file1: reading active writers
2026/04/05 04:30:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:51 DEBUG : Looking for writers
2026/04/05 04:30:51 DEBUG : file1: reading active writers
2026/04/05 04:30:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:52 DEBUG : Looking for writers
2026/04/05 04:30:52 DEBUG : file1: reading active writers
2026/04/05 04:30:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:53 DEBUG : Looking for writers
2026/04/05 04:30:53 DEBUG : file1: reading active writers
2026/04/05 04:30:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:54 DEBUG : Looking for writers
2026/04/05 04:30:54 DEBUG : file1: reading active writers
2026/04/05 04:30:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:55 DEBUG : Looking for writers
2026/04/05 04:30:55 DEBUG : file1: reading active writers
2026/04/05 04:30:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:56 DEBUG : Looking for writers
2026/04/05 04:30:56 DEBUG : file1: reading active writers
2026/04/05 04:30:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:57 DEBUG : Looking for writers
2026/04/05 04:30:57 DEBUG : file1: reading active writers
2026/04/05 04:30:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:58 DEBUG : Looking for writers
2026/04/05 04:30:58 DEBUG : file1: reading active writers
2026/04/05 04:30:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:30:59 DEBUG : Looking for writers
2026/04/05 04:30:59 DEBUG : file1: reading active writers
2026/04/05 04:30:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:00 DEBUG : Looking for writers
2026/04/05 04:31:00 DEBUG : file1: reading active writers
2026/04/05 04:31:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:01 DEBUG : Looking for writers
2026/04/05 04:31:01 DEBUG : file1: reading active writers
2026/04/05 04:31:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:01 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:02.433781 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:02.433802 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:02 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:02 DEBUG : Looking for writers
2026/04/05 04:31:02 DEBUG : file1: reading active writers
2026/04/05 04:31:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:03 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf0559f30e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055acec68 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927213728} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738817674114543 ext:20277867023 loc:0x4669360} ATime:{wall:14009738817674127677 ext:20277880157 loc:0x4669360} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:31:03 DEBUG : >WaitForWriters: 
2026/04/05 04:31:03 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:31:04 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:31:06 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/04/05 04:31:10 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:31:10 DEBUG : Looking for writers
2026/04/05 04:31:10 DEBUG : file1: reading active writers
2026/04/05 04:31:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/05 04:31:10 DEBUG : Looking for writers
2026/04/05 04:31:10 DEBUG : file1: reading active writers
2026/04/05 04:31:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/05 04:31:10 DEBUG : Looking for writers
2026/04/05 04:31:10 DEBUG : file1: reading active writers
2026/04/05 04:31:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/05 04:31:11 DEBUG : Looking for writers
2026/04/05 04:31:11 DEBUG : file1: reading active writers
2026/04/05 04:31:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/05 04:31:11 DEBUG : Looking for writers
2026/04/05 04:31:11 DEBUG : file1: reading active writers
2026/04/05 04:31:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/05 04:31:11 DEBUG : Looking for writers
2026/04/05 04:31:11 DEBUG : file1: reading active writers
2026/04/05 04:31:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/05 04:31:11 DEBUG : Looking for writers
2026/04/05 04:31:11 DEBUG : file1: reading active writers
2026/04/05 04:31:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/05 04:31:12 DEBUG : Looking for writers
2026/04/05 04:31:12 DEBUG : file1: reading active writers
2026/04/05 04:31:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:13 DEBUG : Looking for writers
2026/04/05 04:31:13 DEBUG : file1: reading active writers
2026/04/05 04:31:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:14 DEBUG : Looking for writers
2026/04/05 04:31:14 DEBUG : file1: reading active writers
2026/04/05 04:31:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:15 DEBUG : Looking for writers
2026/04/05 04:31:15 DEBUG : file1: reading active writers
2026/04/05 04:31:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:16 DEBUG : Looking for writers
2026/04/05 04:31:16 DEBUG : file1: reading active writers
2026/04/05 04:31:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:17 DEBUG : Looking for writers
2026/04/05 04:31:17 DEBUG : file1: reading active writers
2026/04/05 04:31:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:18 DEBUG : Looking for writers
2026/04/05 04:31:18 DEBUG : file1: reading active writers
2026/04/05 04:31:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:19 DEBUG : Looking for writers
2026/04/05 04:31:19 DEBUG : file1: reading active writers
2026/04/05 04:31:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:20 DEBUG : Looking for writers
2026/04/05 04:31:20 DEBUG : file1: reading active writers
2026/04/05 04:31:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:21 DEBUG : Looking for writers
2026/04/05 04:31:21 DEBUG : file1: reading active writers
2026/04/05 04:31:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:22 DEBUG : Looking for writers
2026/04/05 04:31:22 DEBUG : file1: reading active writers
2026/04/05 04:31:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:23 DEBUG : Looking for writers
2026/04/05 04:31:23 DEBUG : file1: reading active writers
2026/04/05 04:31:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:24 DEBUG : Looking for writers
2026/04/05 04:31:24 DEBUG : file1: reading active writers
2026/04/05 04:31:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:25 DEBUG : Looking for writers
2026/04/05 04:31:25 DEBUG : file1: reading active writers
2026/04/05 04:31:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:26 DEBUG : Looking for writers
2026/04/05 04:31:26 DEBUG : file1: reading active writers
2026/04/05 04:31:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:27 DEBUG : Looking for writers
2026/04/05 04:31:27 DEBUG : file1: reading active writers
2026/04/05 04:31:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:28 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:28 DEBUG : Looking for writers
2026/04/05 04:31:28 DEBUG : file1: reading active writers
2026/04/05 04:31:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:28.517463 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:28.517568 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:28 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:28 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:29 DEBUG : Looking for writers
2026/04/05 04:31:29 DEBUG : file1: reading active writers
2026/04/05 04:31:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:30 DEBUG : Looking for writers
2026/04/05 04:31:30 DEBUG : file1: reading active writers
2026/04/05 04:31:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:31 DEBUG : Looking for writers
2026/04/05 04:31:31 DEBUG : file1: reading active writers
2026/04/05 04:31:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:32 DEBUG : Looking for writers
2026/04/05 04:31:32 DEBUG : file1: reading active writers
2026/04/05 04:31:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:33 DEBUG : Looking for writers
2026/04/05 04:31:33 DEBUG : file1: reading active writers
2026/04/05 04:31:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:33 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/05 04:31:33 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/04/05 04:31:34 DEBUG : Looking for writers
2026/04/05 04:31:34 DEBUG : file1: reading active writers
2026/04/05 04:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:35 DEBUG : Looking for writers
2026/04/05 04:31:35 DEBUG : file1: reading active writers
2026/04/05 04:31:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:36 DEBUG : Looking for writers
2026/04/05 04:31:36 DEBUG : file1: reading active writers
2026/04/05 04:31:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:37 DEBUG : Looking for writers
2026/04/05 04:31:37 DEBUG : file1: reading active writers
2026/04/05 04:31:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:38 DEBUG : Looking for writers
2026/04/05 04:31:38 DEBUG : file1: reading active writers
2026/04/05 04:31:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:39 DEBUG : Looking for writers
2026/04/05 04:31:39 DEBUG : file1: reading active writers
2026/04/05 04:31:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:40 DEBUG : Looking for writers
2026/04/05 04:31:40 DEBUG : file1: reading active writers
2026/04/05 04:31:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:40 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf0559f30e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055acec68 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927213728} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738817674114543 ext:20277867023 loc:0x4669360} ATime:{wall:14009738817674127677 ext:20277880157 loc:0x4669360} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:31:40 DEBUG : >WaitForWriters: 
2026/04/05 04:31:40 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:31:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (67.70s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:31:41 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:31:41 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:31:41 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:31:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:31:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:31:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:31:41 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:31:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:31:41 DEBUG : file1: newRWFileHandle: 
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): openPending: 
2026/04/05 04:31:41 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/05 04:31:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): >openPending: err=<nil>
2026/04/05 04:31:41 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/05 04:31:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:31:41 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/05 04:31:41 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): _writeAt: size=7, off=0
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): >_writeAt: n=7, err=<nil>
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): _writeAt: size=6, off=5
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): >_writeAt: n=6, err=<nil>
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): close: 
2026/04/05 04:31:41 DEBUG : file1: vfs cache: setting modification time to 2026-04-05 04:31:41.106915494 +0000 UTC m=+87.991077574
2026/04/05 04:31:41 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): >close: err=<nil>
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): _writeAt: size=5, off=0
2026/04/05 04:31:41 DEBUG : file1(0x3cf055cb5940): >_writeAt: n=0, err=file already closed
2026/04/05 04:31:41 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/05 04:31:41 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/05 04:31:41.560132 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:41.560151 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:41 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:41 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:41 DEBUG : Looking for writers
2026/04/05 04:31:41 DEBUG : file1: reading active writers
2026/04/05 04:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/05 04:31:41 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:42.333889 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:42.333914 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:42 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:42 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:42 DEBUG : Looking for writers
2026/04/05 04:31:42 DEBUG : file1: reading active writers
2026/04/05 04:31:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:42 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:43.105568 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:43.105587 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:43 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:43 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:43 DEBUG : Looking for writers
2026/04/05 04:31:43 DEBUG : file1: reading active writers
2026/04/05 04:31:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:43 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:44.271768 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:44.271808 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:44 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:44 DEBUG : Looking for writers
2026/04/05 04:31:44 DEBUG : file1: reading active writers
2026/04/05 04:31:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:45 DEBUG : Looking for writers
2026/04/05 04:31:45 DEBUG : file1: reading active writers
2026/04/05 04:31:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:45 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:46.293628 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:46.293645 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:46 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:46 DEBUG : Looking for writers
2026/04/05 04:31:46 DEBUG : file1: reading active writers
2026/04/05 04:31:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:47 DEBUG : Looking for writers
2026/04/05 04:31:47 DEBUG : file1: reading active writers
2026/04/05 04:31:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:48 DEBUG : Looking for writers
2026/04/05 04:31:48 DEBUG : file1: reading active writers
2026/04/05 04:31:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:49 DEBUG : Looking for writers
2026/04/05 04:31:49 DEBUG : file1: reading active writers
2026/04/05 04:31:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:49 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:49.974134 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:49.974164 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:49 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:50 DEBUG : Looking for writers
2026/04/05 04:31:50 DEBUG : file1: reading active writers
2026/04/05 04:31:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:51 DEBUG : Looking for writers
2026/04/05 04:31:51 DEBUG : file1: reading active writers
2026/04/05 04:31:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:52 DEBUG : Looking for writers
2026/04/05 04:31:52 DEBUG : file1: reading active writers
2026/04/05 04:31:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:53 DEBUG : Looking for writers
2026/04/05 04:31:53 DEBUG : file1: reading active writers
2026/04/05 04:31:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:54 DEBUG : Looking for writers
2026/04/05 04:31:54 DEBUG : file1: reading active writers
2026/04/05 04:31:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:55 DEBUG : Looking for writers
2026/04/05 04:31:55 DEBUG : file1: reading active writers
2026/04/05 04:31:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:56 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:31:56 DEBUG : Looking for writers
2026/04/05 04:31:56 DEBUG : file1: reading active writers
2026/04/05 04:31:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:56.706575 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:31:56.706602 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:56 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:31:57 DEBUG : Looking for writers
2026/04/05 04:31:57 DEBUG : file1: reading active writers
2026/04/05 04:31:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:58 DEBUG : Looking for writers
2026/04/05 04:31:58 DEBUG : file1: reading active writers
2026/04/05 04:31:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:31:59 DEBUG : Looking for writers
2026/04/05 04:31:59 DEBUG : file1: reading active writers
2026/04/05 04:31:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:00 DEBUG : Looking for writers
2026/04/05 04:32:00 DEBUG : file1: reading active writers
2026/04/05 04:32:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:01 DEBUG : Looking for writers
2026/04/05 04:32:01 DEBUG : file1: reading active writers
2026/04/05 04:32:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:02 DEBUG : Looking for writers
2026/04/05 04:32:02 DEBUG : file1: reading active writers
2026/04/05 04:32:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:03 DEBUG : Looking for writers
2026/04/05 04:32:03 DEBUG : file1: reading active writers
2026/04/05 04:32:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:04 DEBUG : Looking for writers
2026/04/05 04:32:04 DEBUG : file1: reading active writers
2026/04/05 04:32:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:05 DEBUG : Looking for writers
2026/04/05 04:32:05 DEBUG : file1: reading active writers
2026/04/05 04:32:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:06 DEBUG : Looking for writers
2026/04/05 04:32:06 DEBUG : file1: reading active writers
2026/04/05 04:32:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:07 DEBUG : Looking for writers
2026/04/05 04:32:07 DEBUG : file1: reading active writers
2026/04/05 04:32:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:08 DEBUG : Looking for writers
2026/04/05 04:32:08 DEBUG : file1: reading active writers
2026/04/05 04:32:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:09 DEBUG : Looking for writers
2026/04/05 04:32:09 DEBUG : file1: reading active writers
2026/04/05 04:32:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:09 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:09.842192 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:09.842214 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:09 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:09 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:10 DEBUG : Looking for writers
2026/04/05 04:32:10 DEBUG : file1: reading active writers
2026/04/05 04:32:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:11 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf055c28a50 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf0558fb0e8 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002925297952} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738890401769126 ext:87991077574 loc:0x4669360} ATime:{wall:14009738890401783574 ext:87991092022 loc:0x4669360} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:32:11 DEBUG : >WaitForWriters: 
2026/04/05 04:32:11 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:32:12 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:32:14 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/04/05 04:32:18 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/05 04:32:18 DEBUG : Looking for writers
2026/04/05 04:32:18 DEBUG : file1: reading active writers
2026/04/05 04:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/05 04:32:19 DEBUG : Looking for writers
2026/04/05 04:32:19 DEBUG : file1: reading active writers
2026/04/05 04:32:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/05 04:32:19 DEBUG : Looking for writers
2026/04/05 04:32:19 DEBUG : file1: reading active writers
2026/04/05 04:32:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:20 DEBUG : Looking for writers
2026/04/05 04:32:20 DEBUG : file1: reading active writers
2026/04/05 04:32:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:21 DEBUG : Looking for writers
2026/04/05 04:32:21 DEBUG : file1: reading active writers
2026/04/05 04:32:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:22 DEBUG : Looking for writers
2026/04/05 04:32:22 DEBUG : file1: reading active writers
2026/04/05 04:32:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:23 DEBUG : Looking for writers
2026/04/05 04:32:23 DEBUG : file1: reading active writers
2026/04/05 04:32:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:24 DEBUG : Looking for writers
2026/04/05 04:32:24 DEBUG : file1: reading active writers
2026/04/05 04:32:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:25 DEBUG : Looking for writers
2026/04/05 04:32:25 DEBUG : file1: reading active writers
2026/04/05 04:32:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:26 DEBUG : Looking for writers
2026/04/05 04:32:26 DEBUG : file1: reading active writers
2026/04/05 04:32:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:27 DEBUG : Looking for writers
2026/04/05 04:32:27 DEBUG : file1: reading active writers
2026/04/05 04:32:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:28 DEBUG : Looking for writers
2026/04/05 04:32:28 DEBUG : file1: reading active writers
2026/04/05 04:32:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:29 DEBUG : Looking for writers
2026/04/05 04:32:29 DEBUG : file1: reading active writers
2026/04/05 04:32:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:30 DEBUG : Looking for writers
2026/04/05 04:32:30 DEBUG : file1: reading active writers
2026/04/05 04:32:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:31 DEBUG : Looking for writers
2026/04/05 04:32:31 DEBUG : file1: reading active writers
2026/04/05 04:32:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:32 DEBUG : Looking for writers
2026/04/05 04:32:32 DEBUG : file1: reading active writers
2026/04/05 04:32:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:33 DEBUG : Looking for writers
2026/04/05 04:32:33 DEBUG : file1: reading active writers
2026/04/05 04:32:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:34 DEBUG : Looking for writers
2026/04/05 04:32:34 DEBUG : file1: reading active writers
2026/04/05 04:32:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:35 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:35 DEBUG : Looking for writers
2026/04/05 04:32:35 DEBUG : file1: reading active writers
2026/04/05 04:32:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:35.889630 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:35.889725 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:35 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:36 DEBUG : Looking for writers
2026/04/05 04:32:36 DEBUG : file1: reading active writers
2026/04/05 04:32:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:37 DEBUG : Looking for writers
2026/04/05 04:32:37 DEBUG : file1: reading active writers
2026/04/05 04:32:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:38 DEBUG : Looking for writers
2026/04/05 04:32:38 DEBUG : file1: reading active writers
2026/04/05 04:32:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:39 DEBUG : Looking for writers
2026/04/05 04:32:39 DEBUG : file1: reading active writers
2026/04/05 04:32:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:40 DEBUG : Looking for writers
2026/04/05 04:32:40 DEBUG : file1: reading active writers
2026/04/05 04:32:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:41 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/05 04:32:41 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/04/05 04:32:41 DEBUG : Looking for writers
2026/04/05 04:32:41 DEBUG : file1: reading active writers
2026/04/05 04:32:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:42 DEBUG : Looking for writers
2026/04/05 04:32:42 DEBUG : file1: reading active writers
2026/04/05 04:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:43 DEBUG : Looking for writers
2026/04/05 04:32:43 DEBUG : file1: reading active writers
2026/04/05 04:32:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:44 DEBUG : Looking for writers
2026/04/05 04:32:44 DEBUG : file1: reading active writers
2026/04/05 04:32:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:45 DEBUG : Looking for writers
2026/04/05 04:32:45 DEBUG : file1: reading active writers
2026/04/05 04:32:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:46 DEBUG : Looking for writers
2026/04/05 04:32:46 DEBUG : file1: reading active writers
2026/04/05 04:32:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:47 DEBUG : Looking for writers
2026/04/05 04:32:47 DEBUG : file1: reading active writers
2026/04/05 04:32:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:32:48 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf055c28a50 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf0558fb0e8 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002925297952} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738890401769126 ext:87991077574 loc:0x4669360} ATime:{wall:14009738890401783574 ext:87991092022 loc:0x4669360} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:32:48 DEBUG : >WaitForWriters: 
2026/04/05 04:32:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:32:48 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (67.48s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:32:48 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:32:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:32:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:32:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:32:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:32:48 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:32:48 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:32:48 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:32:48 DEBUG : file1: newRWFileHandle: 
2026/04/05 04:32:48 DEBUG : file1(0x3cf0557fc480): openPending: 
2026/04/05 04:32:48 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/05 04:32:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:32:48 DEBUG : file1(0x3cf0557fc480): >openPending: err=<nil>
2026/04/05 04:32:48 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/05 04:32:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:32:48 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/05 04:32:48 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/05 04:32:48 DEBUG : file1(0x3cf0557fc480): close: 
2026/04/05 04:32:48 DEBUG : file1: vfs cache: setting modification time to 2026-04-05 04:32:48.575061931 +0000 UTC m=+155.459224001
2026/04/05 04:32:48 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/05 04:32:48 DEBUG : file1(0x3cf0557fc480): >close: err=<nil>
2026/04/05 04:32:48 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/04/05 04:32:48 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/04/05 04:32:48 DEBUG : file2: newRWFileHandle: 
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): openPending: 
2026/04/05 04:32:48 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/05 04:32:48 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): >openPending: err=<nil>
2026/04/05 04:32:48 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/04/05 04:32:48 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/04/05 04:32:48 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/04/05 04:32:48 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): RWFileHandle.Flush
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): RWFileHandle.Release
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): close: 
2026/04/05 04:32:48 DEBUG : file2: vfs cache: setting modification time to 2026-04-05 04:32:48.57595747 +0000 UTC m=+155.460119541
2026/04/05 04:32:48 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/04/05 04:32:48 DEBUG : file2(0x3cf0557fcb00): >close: err=<nil>
2026/04/05 04:32:48 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/04/05 04:32:48 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:48 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/04/05 04:32:48 DEBUG : Looking for writers
2026/04/05 04:32:48 DEBUG : file1: reading active writers
2026/04/05 04:32:48 DEBUG : file2: reading active writers
2026/04/05 04:32:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/04/05 04:32:49.005827 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:49.005847 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:49 DEBUG : Looking for writers
2026/04/05 04:32:49 DEBUG : file1: reading active writers
2026/04/05 04:32:49 DEBUG : file2: reading active writers
2026/04/05 04:32:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/04/05 04:32:49.368074 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:49.368237 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:49.724467 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:49.724484 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:49 DEBUG : Looking for writers
2026/04/05 04:32:49 DEBUG : file1: reading active writers
2026/04/05 04:32:49 DEBUG : file2: reading active writers
2026/04/05 04:32:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:50 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:50.372328 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:50.372346 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50.734013 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:50.734030 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50 ERROR : file2: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:50 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:50 DEBUG : Looking for writers
2026/04/05 04:32:50 DEBUG : file1: reading active writers
2026/04/05 04:32:50 DEBUG : file2: reading active writers
2026/04/05 04:32:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:51.119139 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:51.119159 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:51 DEBUG : Looking for writers
2026/04/05 04:32:51 DEBUG : file1: reading active writers
2026/04/05 04:32:51 DEBUG : file2: reading active writers
2026/04/05 04:32:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:51.886838 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:51.886865 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:51 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:52.369510 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:52.369531 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:52 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:52 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:52 DEBUG : Looking for writers
2026/04/05 04:32:52 DEBUG : file1: reading active writers
2026/04/05 04:32:52 DEBUG : file2: reading active writers
2026/04/05 04:32:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:53 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:53.850068 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:53.850116 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:53 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:53 ERROR : file2: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:53 DEBUG : Looking for writers
2026/04/05 04:32:53 DEBUG : file1: reading active writers
2026/04/05 04:32:53 DEBUG : file2: reading active writers
2026/04/05 04:32:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:53 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:54.281389 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:54.281410 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:54 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:54 DEBUG : Looking for writers
2026/04/05 04:32:54 DEBUG : file1: reading active writers
2026/04/05 04:32:54 DEBUG : file2: reading active writers
2026/04/05 04:32:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:55 DEBUG : Looking for writers
2026/04/05 04:32:55 DEBUG : file1: reading active writers
2026/04/05 04:32:55 DEBUG : file2: reading active writers
2026/04/05 04:32:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:56 DEBUG : Looking for writers
2026/04/05 04:32:56 DEBUG : file1: reading active writers
2026/04/05 04:32:56 DEBUG : file2: reading active writers
2026/04/05 04:32:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:57 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:32:57.401311 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:57.401331 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:57 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:57 ERROR : file2: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:57 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:32:57 DEBUG : Looking for writers
2026/04/05 04:32:57 DEBUG : file1: reading active writers
2026/04/05 04:32:57 DEBUG : file2: reading active writers
2026/04/05 04:32:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:57.866213 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:32:57.866255 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:57 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:57 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:32:58 DEBUG : Looking for writers
2026/04/05 04:32:58 DEBUG : file1: reading active writers
2026/04/05 04:32:58 DEBUG : file2: reading active writers
2026/04/05 04:32:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:32:59 DEBUG : Looking for writers
2026/04/05 04:32:59 DEBUG : file1: reading active writers
2026/04/05 04:32:59 DEBUG : file2: reading active writers
2026/04/05 04:32:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:00 DEBUG : Looking for writers
2026/04/05 04:33:00 DEBUG : file1: reading active writers
2026/04/05 04:33:00 DEBUG : file2: reading active writers
2026/04/05 04:33:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:01 DEBUG : Looking for writers
2026/04/05 04:33:01 DEBUG : file2: reading active writers
2026/04/05 04:33:01 DEBUG : file1: reading active writers
2026/04/05 04:33:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:02 DEBUG : Looking for writers
2026/04/05 04:33:02 DEBUG : file1: reading active writers
2026/04/05 04:33:02 DEBUG : file2: reading active writers
2026/04/05 04:33:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:03 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:33:03 DEBUG : Looking for writers
2026/04/05 04:33:03 DEBUG : file1: reading active writers
2026/04/05 04:33:03 DEBUG : file2: reading active writers
2026/04/05 04:33:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:04.216244 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:04.216267 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:33:04.621596 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:04.621613 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:04 DEBUG : Looking for writers
2026/04/05 04:33:04 DEBUG : file1: reading active writers
2026/04/05 04:33:04 DEBUG : file2: reading active writers
2026/04/05 04:33:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:05 DEBUG : Looking for writers
2026/04/05 04:33:05 DEBUG : file1: reading active writers
2026/04/05 04:33:05 DEBUG : file2: reading active writers
2026/04/05 04:33:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:06 DEBUG : Looking for writers
2026/04/05 04:33:06 DEBUG : file1: reading active writers
2026/04/05 04:33:06 DEBUG : file2: reading active writers
2026/04/05 04:33:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:07 DEBUG : Looking for writers
2026/04/05 04:33:07 DEBUG : file2: reading active writers
2026/04/05 04:33:07 DEBUG : file1: reading active writers
2026/04/05 04:33:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:08 DEBUG : Looking for writers
2026/04/05 04:33:08 DEBUG : file1: reading active writers
2026/04/05 04:33:08 DEBUG : file2: reading active writers
2026/04/05 04:33:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:09 DEBUG : Looking for writers
2026/04/05 04:33:09 DEBUG : file1: reading active writers
2026/04/05 04:33:09 DEBUG : file2: reading active writers
2026/04/05 04:33:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:10 DEBUG : Looking for writers
2026/04/05 04:33:10 DEBUG : file1: reading active writers
2026/04/05 04:33:10 DEBUG : file2: reading active writers
2026/04/05 04:33:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:11 DEBUG : Looking for writers
2026/04/05 04:33:11 DEBUG : file1: reading active writers
2026/04/05 04:33:11 DEBUG : file2: reading active writers
2026/04/05 04:33:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:12 DEBUG : Looking for writers
2026/04/05 04:33:12 DEBUG : file1: reading active writers
2026/04/05 04:33:12 DEBUG : file2: reading active writers
2026/04/05 04:33:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:13 DEBUG : Looking for writers
2026/04/05 04:33:13 DEBUG : file1: reading active writers
2026/04/05 04:33:13 DEBUG : file2: reading active writers
2026/04/05 04:33:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:14 DEBUG : Looking for writers
2026/04/05 04:33:14 DEBUG : file1: reading active writers
2026/04/05 04:33:14 DEBUG : file2: reading active writers
2026/04/05 04:33:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:15 DEBUG : Looking for writers
2026/04/05 04:33:15 DEBUG : file1: reading active writers
2026/04/05 04:33:15 DEBUG : file2: reading active writers
2026/04/05 04:33:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:16 DEBUG : Looking for writers
2026/04/05 04:33:16 DEBUG : file1: reading active writers
2026/04/05 04:33:16 DEBUG : file2: reading active writers
2026/04/05 04:33:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:17 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:33:17 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:33:17.525525 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:17.525553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17.837867 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:17.838022 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:17 DEBUG : Looking for writers
2026/04/05 04:33:17 DEBUG : file1: reading active writers
2026/04/05 04:33:17 DEBUG : file2: reading active writers
2026/04/05 04:33:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:18 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf055d3ed20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055b25208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927567424} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738962810617771 ext:155459224001 loc:0x4669360} ATime:{wall:14009738962810825002 ext:155459431232 loc:0x4669360} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
	"file2": &{c:0x3cf055d3ed20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055b25568 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927568288} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738962811513310 ext:155460119541 loc:0x4669360} ATime:{wall:14009738962811713167 ext:155460319397 loc:0x4669360} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:33:18 DEBUG : >WaitForWriters: 
2026/04/05 04:33:18 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:33:20 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:33:22 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/04/05 04:33:26 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/04/05 04:33:26 DEBUG : Looking for writers
2026/04/05 04:33:26 DEBUG : file2: reading active writers
2026/04/05 04:33:26 DEBUG : file1: reading active writers
2026/04/05 04:33:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/04/05 04:33:27 DEBUG : Looking for writers
2026/04/05 04:33:27 DEBUG : file1: reading active writers
2026/04/05 04:33:27 DEBUG : file2: reading active writers
2026/04/05 04:33:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/04/05 04:33:27 DEBUG : Looking for writers
2026/04/05 04:33:27 DEBUG : file1: reading active writers
2026/04/05 04:33:27 DEBUG : file2: reading active writers
2026/04/05 04:33:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:28 DEBUG : Looking for writers
2026/04/05 04:33:28 DEBUG : file1: reading active writers
2026/04/05 04:33:28 DEBUG : file2: reading active writers
2026/04/05 04:33:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:29 DEBUG : Looking for writers
2026/04/05 04:33:29 DEBUG : file1: reading active writers
2026/04/05 04:33:29 DEBUG : file2: reading active writers
2026/04/05 04:33:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:30 DEBUG : Looking for writers
2026/04/05 04:33:30 DEBUG : file1: reading active writers
2026/04/05 04:33:30 DEBUG : file2: reading active writers
2026/04/05 04:33:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:31 DEBUG : Looking for writers
2026/04/05 04:33:31 DEBUG : file2: reading active writers
2026/04/05 04:33:31 DEBUG : file1: reading active writers
2026/04/05 04:33:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:32 DEBUG : Looking for writers
2026/04/05 04:33:32 DEBUG : file1: reading active writers
2026/04/05 04:33:32 DEBUG : file2: reading active writers
2026/04/05 04:33:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:33 DEBUG : Looking for writers
2026/04/05 04:33:33 DEBUG : file1: reading active writers
2026/04/05 04:33:33 DEBUG : file2: reading active writers
2026/04/05 04:33:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:34 DEBUG : Looking for writers
2026/04/05 04:33:34 DEBUG : file1: reading active writers
2026/04/05 04:33:34 DEBUG : file2: reading active writers
2026/04/05 04:33:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:35 DEBUG : Looking for writers
2026/04/05 04:33:35 DEBUG : file1: reading active writers
2026/04/05 04:33:35 DEBUG : file2: reading active writers
2026/04/05 04:33:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:36 DEBUG : Looking for writers
2026/04/05 04:33:36 DEBUG : file1: reading active writers
2026/04/05 04:33:36 DEBUG : file2: reading active writers
2026/04/05 04:33:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:37 DEBUG : Looking for writers
2026/04/05 04:33:37 DEBUG : file1: reading active writers
2026/04/05 04:33:37 DEBUG : file2: reading active writers
2026/04/05 04:33:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:38 DEBUG : Looking for writers
2026/04/05 04:33:38 DEBUG : file1: reading active writers
2026/04/05 04:33:38 DEBUG : file2: reading active writers
2026/04/05 04:33:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:39 DEBUG : Looking for writers
2026/04/05 04:33:39 DEBUG : file1: reading active writers
2026/04/05 04:33:39 DEBUG : file2: reading active writers
2026/04/05 04:33:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:40 DEBUG : Looking for writers
2026/04/05 04:33:40 DEBUG : file1: reading active writers
2026/04/05 04:33:40 DEBUG : file2: reading active writers
2026/04/05 04:33:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:41 DEBUG : Looking for writers
2026/04/05 04:33:41 DEBUG : file1: reading active writers
2026/04/05 04:33:41 DEBUG : file2: reading active writers
2026/04/05 04:33:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:42 DEBUG : Looking for writers
2026/04/05 04:33:42 DEBUG : file1: reading active writers
2026/04/05 04:33:42 DEBUG : file2: reading active writers
2026/04/05 04:33:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:43 DEBUG : file2: vfs cache: starting upload
2026/04/05 04:33:43 DEBUG : file1: vfs cache: starting upload
2026/04/05 04:33:43.571283 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:43.571302 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:43 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:43 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:43 DEBUG : Looking for writers
2026/04/05 04:33:43 DEBUG : file1: reading active writers
2026/04/05 04:33:43 DEBUG : file2: reading active writers
2026/04/05 04:33:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:43.954279 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:43.954302 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:43 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:43 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:44 DEBUG : Looking for writers
2026/04/05 04:33:44 DEBUG : file1: reading active writers
2026/04/05 04:33:44 DEBUG : file2: reading active writers
2026/04/05 04:33:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:45 DEBUG : Looking for writers
2026/04/05 04:33:45 DEBUG : file1: reading active writers
2026/04/05 04:33:45 DEBUG : file2: reading active writers
2026/04/05 04:33:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:46 DEBUG : Looking for writers
2026/04/05 04:33:46 DEBUG : file1: reading active writers
2026/04/05 04:33:46 DEBUG : file2: reading active writers
2026/04/05 04:33:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:47 DEBUG : Looking for writers
2026/04/05 04:33:47 DEBUG : file1: reading active writers
2026/04/05 04:33:47 DEBUG : file2: reading active writers
2026/04/05 04:33:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/05 04:33:48 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/04/05 04:33:48 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/04/05 04:33:48 DEBUG : Looking for writers
2026/04/05 04:33:48 DEBUG : file1: reading active writers
2026/04/05 04:33:48 DEBUG : file2: reading active writers
2026/04/05 04:33:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:49 DEBUG : Looking for writers
2026/04/05 04:33:49 DEBUG : file1: reading active writers
2026/04/05 04:33:49 DEBUG : file2: reading active writers
2026/04/05 04:33:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:50 DEBUG : Looking for writers
2026/04/05 04:33:50 DEBUG : file2: reading active writers
2026/04/05 04:33:50 DEBUG : file1: reading active writers
2026/04/05 04:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:51 DEBUG : Looking for writers
2026/04/05 04:33:51 DEBUG : file1: reading active writers
2026/04/05 04:33:51 DEBUG : file2: reading active writers
2026/04/05 04:33:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:52 DEBUG : Looking for writers
2026/04/05 04:33:52 DEBUG : file1: reading active writers
2026/04/05 04:33:52 DEBUG : file2: reading active writers
2026/04/05 04:33:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:53 DEBUG : Looking for writers
2026/04/05 04:33:53 DEBUG : file1: reading active writers
2026/04/05 04:33:53 DEBUG : file2: reading active writers
2026/04/05 04:33:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:54 DEBUG : Looking for writers
2026/04/05 04:33:54 DEBUG : file1: reading active writers
2026/04/05 04:33:54 DEBUG : file2: reading active writers
2026/04/05 04:33:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:55 DEBUG : Looking for writers
2026/04/05 04:33:55 DEBUG : file1: reading active writers
2026/04/05 04:33:55 DEBUG : file2: reading active writers
2026/04/05 04:33:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/05 04:33:56 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf055d3ed20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055b25208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927567424} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738962810617771 ext:155459224001 loc:0x4669360} ATime:{wall:14009738962810825002 ext:155459431232 loc:0x4669360} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
	"file2": &{c:0x3cf055d3ed20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055b25568 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927568288} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14009738962811513310 ext:155460119541 loc:0x4669360} ATime:{wall:14009738962811713167 ext:155460319397 loc:0x4669360} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/05 04:33:56 DEBUG : >WaitForWriters: 
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:33:56 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (67.95s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:33:56 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:33:56.765751 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:56.765774 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:56 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:33:56 DEBUG : Looking for writers
2026/04/05 04:33:56 DEBUG : >WaitForWriters: 
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:33:56 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.37s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:33:56 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:56 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:33:57.115036 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:57.115055 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:57 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : >WaitForWriters: 
2026/04/05 04:33:57 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:33:57 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.40s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:33:57 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:33:57 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:33:57 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:33:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:33:57 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:33:57 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:33:57 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:33:57 DEBUG : file1: newRWFileHandle: 
2026/04/05 04:33:57 DEBUG : file1(0x3cf05614c500): openPending: 
2026/04/05 04:33:57 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/05 04:33:57 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:33:57 DEBUG : file1(0x3cf05614c500): >openPending: err=<nil>
2026/04/05 04:33:57 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/05 04:33:57 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:33:57 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/05 04:33:57 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/05 04:33:57.824580 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:33:57.824602 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:33:57 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : file1: reading active writers
2026/04/05 04:33:57 DEBUG : file1: active writers 1
2026/04/05 04:33:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : file1: reading active writers
2026/04/05 04:33:57 DEBUG : file1: active writers 1
2026/04/05 04:33:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : file1: reading active writers
2026/04/05 04:33:57 DEBUG : file1: active writers 1
2026/04/05 04:33:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : file1: reading active writers
2026/04/05 04:33:57 DEBUG : file1: active writers 1
2026/04/05 04:33:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/04/05 04:33:57 DEBUG : Looking for writers
2026/04/05 04:33:57 DEBUG : file1: reading active writers
2026/04/05 04:33:57 DEBUG : file1: active writers 1
2026/04/05 04:33:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/04/05 04:33:58 DEBUG : Looking for writers
2026/04/05 04:33:58 DEBUG : file1: reading active writers
2026/04/05 04:33:58 DEBUG : file1: active writers 1
2026/04/05 04:33:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/04/05 04:33:58 DEBUG : Looking for writers
2026/04/05 04:33:58 DEBUG : file1: reading active writers
2026/04/05 04:33:58 DEBUG : file1: active writers 1
2026/04/05 04:33:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/04/05 04:33:59 DEBUG : Looking for writers
2026/04/05 04:33:59 DEBUG : file1: reading active writers
2026/04/05 04:33:59 DEBUG : file1: active writers 1
2026/04/05 04:33:59 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:00 DEBUG : Looking for writers
2026/04/05 04:34:00 DEBUG : file1: reading active writers
2026/04/05 04:34:00 DEBUG : file1: active writers 1
2026/04/05 04:34:00 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:01 DEBUG : Looking for writers
2026/04/05 04:34:01 DEBUG : file1: reading active writers
2026/04/05 04:34:01 DEBUG : file1: active writers 1
2026/04/05 04:34:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:02 DEBUG : Looking for writers
2026/04/05 04:34:02 DEBUG : file1: reading active writers
2026/04/05 04:34:02 DEBUG : file1: active writers 1
2026/04/05 04:34:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:03 DEBUG : Looking for writers
2026/04/05 04:34:03 DEBUG : file1: reading active writers
2026/04/05 04:34:03 DEBUG : file1: active writers 1
2026/04/05 04:34:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:04 DEBUG : Looking for writers
2026/04/05 04:34:04 DEBUG : file1: reading active writers
2026/04/05 04:34:04 DEBUG : file1: active writers 1
2026/04/05 04:34:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:05 DEBUG : Looking for writers
2026/04/05 04:34:05 DEBUG : file1: reading active writers
2026/04/05 04:34:05 DEBUG : file1: active writers 1
2026/04/05 04:34:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:06 DEBUG : Looking for writers
2026/04/05 04:34:06 DEBUG : file1: reading active writers
2026/04/05 04:34:06 DEBUG : file1: active writers 1
2026/04/05 04:34:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:07 DEBUG : Looking for writers
2026/04/05 04:34:07 DEBUG : file1: reading active writers
2026/04/05 04:34:07 DEBUG : file1: active writers 1
2026/04/05 04:34:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:08 DEBUG : Looking for writers
2026/04/05 04:34:08 DEBUG : file1: reading active writers
2026/04/05 04:34:08 DEBUG : file1: active writers 1
2026/04/05 04:34:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:09 DEBUG : Looking for writers
2026/04/05 04:34:09 DEBUG : file1: reading active writers
2026/04/05 04:34:09 DEBUG : file1: active writers 1
2026/04/05 04:34:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:10 DEBUG : Looking for writers
2026/04/05 04:34:10 DEBUG : file1: reading active writers
2026/04/05 04:34:10 DEBUG : file1: active writers 1
2026/04/05 04:34:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:11 DEBUG : Looking for writers
2026/04/05 04:34:11 DEBUG : file1: reading active writers
2026/04/05 04:34:11 DEBUG : file1: active writers 1
2026/04/05 04:34:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:12 DEBUG : Looking for writers
2026/04/05 04:34:12 DEBUG : file1: reading active writers
2026/04/05 04:34:12 DEBUG : file1: active writers 1
2026/04/05 04:34:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:13 DEBUG : Looking for writers
2026/04/05 04:34:13 DEBUG : file1: reading active writers
2026/04/05 04:34:13 DEBUG : file1: active writers 1
2026/04/05 04:34:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:14 DEBUG : Looking for writers
2026/04/05 04:34:14 DEBUG : file1: reading active writers
2026/04/05 04:34:14 DEBUG : file1: active writers 1
2026/04/05 04:34:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:15 DEBUG : Looking for writers
2026/04/05 04:34:15 DEBUG : file1: reading active writers
2026/04/05 04:34:15 DEBUG : file1: active writers 1
2026/04/05 04:34:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:16 DEBUG : Looking for writers
2026/04/05 04:34:16 DEBUG : file1: reading active writers
2026/04/05 04:34:16 DEBUG : file1: active writers 1
2026/04/05 04:34:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:17 DEBUG : Looking for writers
2026/04/05 04:34:17 DEBUG : file1: reading active writers
2026/04/05 04:34:17 DEBUG : file1: active writers 1
2026/04/05 04:34:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:18 DEBUG : Looking for writers
2026/04/05 04:34:18 DEBUG : file1: reading active writers
2026/04/05 04:34:18 DEBUG : file1: active writers 1
2026/04/05 04:34:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:19 DEBUG : Looking for writers
2026/04/05 04:34:19 DEBUG : file1: reading active writers
2026/04/05 04:34:19 DEBUG : file1: active writers 1
2026/04/05 04:34:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:20 DEBUG : Looking for writers
2026/04/05 04:34:20 DEBUG : file1: reading active writers
2026/04/05 04:34:20 DEBUG : file1: active writers 1
2026/04/05 04:34:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:21 DEBUG : Looking for writers
2026/04/05 04:34:21 DEBUG : file1: reading active writers
2026/04/05 04:34:21 DEBUG : file1: active writers 1
2026/04/05 04:34:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:22 DEBUG : Looking for writers
2026/04/05 04:34:22 DEBUG : file1: reading active writers
2026/04/05 04:34:22 DEBUG : file1: active writers 1
2026/04/05 04:34:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:23 DEBUG : Looking for writers
2026/04/05 04:34:23 DEBUG : file1: reading active writers
2026/04/05 04:34:23 DEBUG : file1: active writers 1
2026/04/05 04:34:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:24 DEBUG : Looking for writers
2026/04/05 04:34:24 DEBUG : file1: reading active writers
2026/04/05 04:34:24 DEBUG : file1: active writers 1
2026/04/05 04:34:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:25 DEBUG : Looking for writers
2026/04/05 04:34:25 DEBUG : file1: reading active writers
2026/04/05 04:34:25 DEBUG : file1: active writers 1
2026/04/05 04:34:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:26 DEBUG : Looking for writers
2026/04/05 04:34:26 DEBUG : file1: reading active writers
2026/04/05 04:34:26 DEBUG : file1: active writers 1
2026/04/05 04:34:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:27 DEBUG : Looking for writers
2026/04/05 04:34:27 DEBUG : file1: reading active writers
2026/04/05 04:34:27 DEBUG : file1: active writers 1
2026/04/05 04:34:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/05 04:34:27 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x3cf0554e7d10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x3cf055b24368 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:67002927563680} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0x3cf055768080 info:{ModTime:{wall:14009739036787816088 ext:224348236463 loc:0x4669360} ATime:{wall:14009739036787816088 ext:224348236463 loc:0x4669360} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false graceTimer:<nil>},
}
2026/04/05 04:34:27 DEBUG : >WaitForWriters: 
2026/04/05 04:34:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:34:27 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.66s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/05 04:34:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 DEBUG : Config file has changed externally - reloading
2026/04/05 04:34:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:34:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/05 04:34:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-jorotav6finu"
2026/04/05 04:34:27 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/05 04:34:28 DEBUG : forgetting directory cache
2026/04/05 04:34:28.167751 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:28.167773 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:28 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:28 DEBUG : Looking for writers
2026/04/05 04:34:28 DEBUG : >WaitForWriters: 
2026/04/05 04:34:28 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': vfs cache: cleaner exiting
2026/04/05 04:34:28 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.34s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:28.498637 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:28.498662 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:28 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.34s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:29.089504 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:29.089524 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:29 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.59s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:29 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:29 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:29.435020 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:29.435047 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:29 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:29 DEBUG : Looking for writers
2026/04/05 04:34:29 DEBUG : >WaitForWriters: 
2026/04/05 04:34:29 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.32s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:29 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:29 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:29.790978 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:29.791003 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:29 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:29 DEBUG : Looking for writers
2026/04/05 04:34:29 DEBUG : >WaitForWriters: 
2026/04/05 04:34:29 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.37s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:29 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:29 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:30.184072 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:30.184104 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:30 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:30 DEBUG : Looking for writers
2026/04/05 04:34:30 DEBUG : >WaitForWriters: 
2026/04/05 04:34:30 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.39s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:30 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:30 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:30.557131 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:30.557165 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:30 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:30 DEBUG : Looking for writers
2026/04/05 04:34:30 DEBUG : >WaitForWriters: 
2026/04/05 04:34:30 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.37s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:30 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:30 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:30 ERROR : error listing: directory not found
2026/04/05 04:34:31.058303 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:31.058342 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:31 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:375: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:375
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdir
2026/04/05 04:34:31 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:31 DEBUG : Looking for writers
2026/04/05 04:34:31 DEBUG : >WaitForWriters: 
2026/04/05 04:34:31 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (0.49s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:31 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:31 ERROR : error listing: directory not found
2026/04/05 04:34:31 ERROR : error listing: directory not found
2026/04/05 04:34:31.797666 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:31.797684 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:31 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:425: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:425
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdirAll
2026/04/05 04:34:31 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:31 DEBUG : Looking for writers
2026/04/05 04:34:31 DEBUG : >WaitForWriters: 
2026/04/05 04:34:31 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (0.74s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:34:31 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:34:31 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:34:31 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:34:31 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:34:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:34:31 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:34:31 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:34:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:34:31 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/04/05 04:34:31 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/04/05 04:34:31 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/04/05 04:34:31 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (5 bytes), uploading instead of streaming
2026/04/05 04:34:32.527401 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:32.527425 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:32 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:32 DEBUG : file1: Remove: 
2026/04/05 04:34:32 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:34:32 DEBUG : file1: >Remove: err=<nil>
    write_test.go:144: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:144
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:153
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/04/05 04:34:32 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:34:33 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:34:35 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	listing wrong, want
        	            	  file1 (5) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	1 objects not found
2026/04/05 04:34:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:34:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:34:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:34:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:34:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:34:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:34:39 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (0 bytes), uploading instead of streaming
2026/04/05 04:34:40.261629 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:34:40.261693 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:40 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:34:40 DEBUG : file1: Remove: 
2026/04/05 04:34:40 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:34:40 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/04/05 04:34:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:34:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:34:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:34:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:34:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:34:40 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/04/05 04:34:40 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/04/05 04:34:40 DEBUG : Looking for writers
2026/04/05 04:34:40 DEBUG : file1: reading active writers
2026/04/05 04:34:40 DEBUG : file1: active writers 1
2026/04/05 04:34:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/04/05 04:34:41 DEBUG : Looking for writers
2026/04/05 04:34:41 DEBUG : file1: reading active writers
2026/04/05 04:34:41 DEBUG : file1: active writers 1
2026/04/05 04:34:41 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:42 DEBUG : Looking for writers
2026/04/05 04:34:42 DEBUG : file1: reading active writers
2026/04/05 04:34:42 DEBUG : file1: active writers 1
2026/04/05 04:34:42 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:43 DEBUG : Looking for writers
2026/04/05 04:34:43 DEBUG : file1: reading active writers
2026/04/05 04:34:43 DEBUG : file1: active writers 1
2026/04/05 04:34:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:44 DEBUG : Looking for writers
2026/04/05 04:34:44 DEBUG : file1: reading active writers
2026/04/05 04:34:44 DEBUG : file1: active writers 1
2026/04/05 04:34:44 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:45 DEBUG : Looking for writers
2026/04/05 04:34:45 DEBUG : file1: reading active writers
2026/04/05 04:34:45 DEBUG : file1: active writers 1
2026/04/05 04:34:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:46 DEBUG : Looking for writers
2026/04/05 04:34:46 DEBUG : file1: reading active writers
2026/04/05 04:34:46 DEBUG : file1: active writers 1
2026/04/05 04:34:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:47 DEBUG : Looking for writers
2026/04/05 04:34:47 DEBUG : file1: reading active writers
2026/04/05 04:34:47 DEBUG : file1: active writers 1
2026/04/05 04:34:47 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:48 DEBUG : Looking for writers
2026/04/05 04:34:48 DEBUG : file1: reading active writers
2026/04/05 04:34:48 DEBUG : file1: active writers 1
2026/04/05 04:34:48 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:49 DEBUG : Looking for writers
2026/04/05 04:34:49 DEBUG : file1: reading active writers
2026/04/05 04:34:49 DEBUG : file1: active writers 1
2026/04/05 04:34:49 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:50 DEBUG : Looking for writers
2026/04/05 04:34:50 DEBUG : file1: reading active writers
2026/04/05 04:34:50 DEBUG : file1: active writers 1
2026/04/05 04:34:50 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:51 DEBUG : Looking for writers
2026/04/05 04:34:51 DEBUG : file1: reading active writers
2026/04/05 04:34:51 DEBUG : file1: active writers 1
2026/04/05 04:34:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:52 DEBUG : Looking for writers
2026/04/05 04:34:52 DEBUG : file1: reading active writers
2026/04/05 04:34:52 DEBUG : file1: active writers 1
2026/04/05 04:34:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:53 DEBUG : Looking for writers
2026/04/05 04:34:53 DEBUG : file1: reading active writers
2026/04/05 04:34:53 DEBUG : file1: active writers 1
2026/04/05 04:34:53 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:54 DEBUG : Looking for writers
2026/04/05 04:34:54 DEBUG : file1: reading active writers
2026/04/05 04:34:54 DEBUG : file1: active writers 1
2026/04/05 04:34:54 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:55 DEBUG : Looking for writers
2026/04/05 04:34:55 DEBUG : file1: reading active writers
2026/04/05 04:34:55 DEBUG : file1: active writers 1
2026/04/05 04:34:55 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:56 DEBUG : Looking for writers
2026/04/05 04:34:56 DEBUG : file1: reading active writers
2026/04/05 04:34:56 DEBUG : file1: active writers 1
2026/04/05 04:34:56 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:57 DEBUG : Looking for writers
2026/04/05 04:34:57 DEBUG : file1: reading active writers
2026/04/05 04:34:57 DEBUG : file1: active writers 1
2026/04/05 04:34:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:58 DEBUG : Looking for writers
2026/04/05 04:34:58 DEBUG : file1: reading active writers
2026/04/05 04:34:58 DEBUG : file1: active writers 1
2026/04/05 04:34:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:34:59 DEBUG : Looking for writers
2026/04/05 04:34:59 DEBUG : file1: reading active writers
2026/04/05 04:34:59 DEBUG : file1: active writers 1
2026/04/05 04:34:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:00 DEBUG : Looking for writers
2026/04/05 04:35:00 DEBUG : file1: reading active writers
2026/04/05 04:35:00 DEBUG : file1: active writers 1
2026/04/05 04:35:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:01 DEBUG : Looking for writers
2026/04/05 04:35:01 DEBUG : file1: reading active writers
2026/04/05 04:35:01 DEBUG : file1: active writers 1
2026/04/05 04:35:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:02 DEBUG : Looking for writers
2026/04/05 04:35:02 DEBUG : file1: reading active writers
2026/04/05 04:35:02 DEBUG : file1: active writers 1
2026/04/05 04:35:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:03 DEBUG : Looking for writers
2026/04/05 04:35:03 DEBUG : file1: reading active writers
2026/04/05 04:35:03 DEBUG : file1: active writers 1
2026/04/05 04:35:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:04 DEBUG : Looking for writers
2026/04/05 04:35:04 DEBUG : file1: reading active writers
2026/04/05 04:35:04 DEBUG : file1: active writers 1
2026/04/05 04:35:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:05 DEBUG : Looking for writers
2026/04/05 04:35:05 DEBUG : file1: reading active writers
2026/04/05 04:35:05 DEBUG : file1: active writers 1
2026/04/05 04:35:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:06 DEBUG : Looking for writers
2026/04/05 04:35:06 DEBUG : file1: reading active writers
2026/04/05 04:35:06 DEBUG : file1: active writers 1
2026/04/05 04:35:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:07 DEBUG : Looking for writers
2026/04/05 04:35:07 DEBUG : file1: reading active writers
2026/04/05 04:35:07 DEBUG : file1: active writers 1
2026/04/05 04:35:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:08 DEBUG : Looking for writers
2026/04/05 04:35:08 DEBUG : file1: reading active writers
2026/04/05 04:35:08 DEBUG : file1: active writers 1
2026/04/05 04:35:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:09 DEBUG : Looking for writers
2026/04/05 04:35:09 DEBUG : file1: reading active writers
2026/04/05 04:35:09 DEBUG : file1: active writers 1
2026/04/05 04:35:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/05 04:35:10 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/04/05 04:35:10 DEBUG : >WaitForWriters: 
2026/04/05 04:35:10 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (38.46s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:10 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:10 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:10 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:10 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:10 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:10 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:10 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:10 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:10 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/04/05 04:35:11 DEBUG : file1: aborting in-sequence write wait, off=100
2026/04/05 04:35:11 DEBUG : file1: failed to wait for in-sequence write to 100
2026/04/05 04:35:11 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/04/05 04:35:11 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (11 bytes), uploading instead of streaming
2026/04/05 04:35:11.698220 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:11.698268 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:11 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:11 DEBUG : file1: Remove: 
2026/04/05 04:35:11 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:11 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/04/05 04:35:11 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/04/05 04:35:11 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:35:12 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/05 04:35:15 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/04/05 04:35:19 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:19 DEBUG : Looking for writers
2026/04/05 04:35:19 DEBUG : >WaitForWriters: 
2026/04/05 04:35:19 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (8.85s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:19 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:19 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:19 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:19 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:19 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:19 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:19 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/04/05 04:35:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:19 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (5 bytes), uploading instead of streaming
2026/04/05 04:35:19.615114 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:19.615135 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:19 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:19 DEBUG : file1: Remove: 
2026/04/05 04:35:19 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:19 DEBUG : file1: >Remove: err=<nil>
2026/04/05 04:35:19 ERROR : file1: WriteFileHandle.Flush error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:256: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:256
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleFlush
2026/04/05 04:35:19 DEBUG : file1: WriteFileHandle.Flush nothing to do
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:267
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleFlush
2026/04/05 04:35:19 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:19 DEBUG : Looking for writers
2026/04/05 04:35:19 DEBUG : >WaitForWriters: 
2026/04/05 04:35:19 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.52s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:19 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:19 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:19 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:19 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:19 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:19 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:19 DEBUG : file1: WriteFileHandle.Release closing
2026/04/05 04:35:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:19 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (0 bytes), uploading instead of streaming
2026/04/05 04:35:20.070096 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:20.070116 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:20 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:20 DEBUG : file1: Remove: 
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:20 DEBUG : file1: >Remove: err=<nil>
2026/04/05 04:35:20 ERROR : file1: WriteFileHandle.Release error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:279: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:279
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleRelease
2026/04/05 04:35:20 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/04/05 04:35:20 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:20 DEBUG : Looking for writers
2026/04/05 04:35:20 DEBUG : >WaitForWriters: 
2026/04/05 04:35:20 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (0.43s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:20 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:20 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:20 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:20 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:20 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:20 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:20 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (2 bytes), uploading instead of streaming
2026/04/05 04:35:20.575238 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:20.575258 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:20 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:20 DEBUG : file1: Remove: 
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:20 DEBUG : file1: >Remove: err=<nil>
    write_test.go:333: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:333
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileModTimeWithOpenWriters
2026/04/05 04:35:20 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:20 DEBUG : Looking for writers
2026/04/05 04:35:20 DEBUG : >WaitForWriters: 
2026/04/05 04:35:20 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (0.51s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:20 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:20 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:20 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:20 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:20 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:20 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:20 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:20 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (0 bytes), uploading instead of streaming
2026/04/05 04:35:21.172841 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:21.172935 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:21 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:21 DEBUG : file1: Remove: 
2026/04/05 04:35:21 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:21 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/04/05 04:35:21 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/04/05 04:35:21 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/04/05 04:35:21 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:21 DEBUG : Looking for writers
2026/04/05 04:35:21 DEBUG : >WaitForWriters: 
2026/04/05 04:35:21 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (0.63s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:21 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:21 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:21 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/05 04:35:21 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/05 04:35:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:21 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/05 04:35:21 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/05 04:35:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/05 04:35:21 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': File to upload is small (100 bytes), uploading instead of streaming
2026/04/05 04:35:21.704346 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:21.704365 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:21 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:21 DEBUG : file1: Remove: 
2026/04/05 04:35:21 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/05 04:35:21 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/04/05 04:35:21 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/04/05 04:35:21 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/04/05 04:35:21 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:21 DEBUG : Looking for writers
2026/04/05 04:35:21 DEBUG : >WaitForWriters: 
2026/04/05 04:35:21 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (0.50s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:21 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:21 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:22.059769 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:22.059793 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:22 DEBUG : Looking for writers
2026/04/05 04:35:22 DEBUG : >WaitForWriters: 
2026/04/05 04:35:22 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.36s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:22 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:22 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:22.417951 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:22.417969 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:22 DEBUG : Looking for writers
2026/04/05 04:35:22 DEBUG : >WaitForWriters: 
2026/04/05 04:35:22 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.35s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:22 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:22 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:22.782072 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:22.782119 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:22 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:22 DEBUG : Looking for writers
2026/04/05 04:35:22 DEBUG : >WaitForWriters: 
2026/04/05 04:35:22 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.37s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-jorotav6finu'", Local "Local file system at /tmp/rclone3886620392", Modify Window "1s"
2026/04/05 04:35:22 INFO  : proton drive root link ID 'rclone-test-jorotav6finu': poll-interval is not supported by this remote
2026/04/05 04:35:22 NOTICE: proton drive root link ID 'rclone-test-jorotav6finu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/05 04:35:23.150287 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/05 04:35:23.150302 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-jorotav6finu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/05 04:35:23 DEBUG : WaitForWriters: timeout=30s
2026/04/05 04:35:23 DEBUG : Looking for writers
2026/04/05 04:35:23 DEBUG : >WaitForWriters: 
2026/04/05 04:35:23 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.37s)
FAIL
2026/04/05 04:35:23 DEBUG : proton drive root link ID 'rclone-test-jorotav6finu': Purge remote
2026/04/05 04:35:23 NOTICE: purge failed: directory not found
"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Finished ERROR in 5m10.212633976s (try 2/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]