"./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 5/5)
2026/03/02 02:08:00 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-luguqep1japu"
2026/03/02 02:08:00 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/03/02 02:08:00 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': Has cached credentials
2026/03/02 02:08:01 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': Used cached credential to initialize the ProtonDrive API
2026/03/02 02:08:01 DEBUG : Creating backend with remote "/tmp/rclone3532381350"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:01 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:01 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:01.704406 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
2026/03/02 02:08:01.704455 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-luguqep1japu'": 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)
2026/03/02 02:08:01 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:01 DEBUG : Looking for writers
2026/03/02 02:08:01 DEBUG : >WaitForWriters: 
2026/03/02 02:08:01 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.35s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:01 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:01 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:02.025836 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
2026/03/02 02:08:02.025860 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-luguqep1japu'": 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)
2026/03/02 02:08:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:02 DEBUG : Looking for writers
2026/03/02 02:08:02 DEBUG : >WaitForWriters: 
2026/03/02 02:08:02 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.33s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:02 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:02 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:02.383817 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
2026/03/02 02:08:02.383851 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-luguqep1japu'": 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)
2026/03/02 02:08:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:02 DEBUG : Looking for writers
2026/03/02 02:08:02 DEBUG : >WaitForWriters: 
2026/03/02 02:08:02 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.34s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:02 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:02 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:02.721776 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
2026/03/02 02:08:02.721799 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-luguqep1japu'": 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)
2026/03/02 02:08:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:02 DEBUG : Looking for writers
2026/03/02 02:08:02 DEBUG : >WaitForWriters: 
2026/03/02 02:08:02 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.35s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:02 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:02 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:03.033245 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
2026/03/02 02:08:03.033284 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-luguqep1japu'": 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)
2026/03/02 02:08:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:03 DEBUG : Looking for writers
2026/03/02 02:08:03 DEBUG : >WaitForWriters: 
2026/03/02 02:08:03 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.30s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:03 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:03 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:03.326003 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
2026/03/02 02:08:03.326026 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-luguqep1japu'": 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)
2026/03/02 02:08:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:03 DEBUG : Looking for writers
2026/03/02 02:08:03 DEBUG : >WaitForWriters: 
2026/03/02 02:08:03 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.31s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:03 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:03 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:03.652501 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
2026/03/02 02:08:03.652535 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-luguqep1japu'": 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)
2026/03/02 02:08:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:03 DEBUG : Looking for writers
2026/03/02 02:08:03 DEBUG : >WaitForWriters: 
2026/03/02 02:08:03 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.31s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:03 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:03 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:03.954884 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
2026/03/02 02:08:03.954924 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-luguqep1japu'": 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)
2026/03/02 02:08:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:03 DEBUG : Looking for writers
2026/03/02 02:08:03 DEBUG : >WaitForWriters: 
2026/03/02 02:08:04 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.30s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:04.319977 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
2026/03/02 02:08:04.320007 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-luguqep1japu'": 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)
2026/03/02 02:08:04 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:04 DEBUG : Looking for writers
2026/03/02 02:08:04 DEBUG : >WaitForWriters: 
2026/03/02 02:08:04 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.37s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:04.662029 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
2026/03/02 02:08:04.662065 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-luguqep1japu'": 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)
2026/03/02 02:08:04 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:04 DEBUG : Looking for writers
2026/03/02 02:08:04 DEBUG : >WaitForWriters: 
2026/03/02 02:08:04 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.34s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:05.042724 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
2026/03/02 02:08:05.042754 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-luguqep1japu'": 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)
2026/03/02 02:08:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:05 DEBUG : Looking for writers
2026/03/02 02:08:05 DEBUG : >WaitForWriters: 
2026/03/02 02:08:05 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.39s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:05 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:05 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:05.453539 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
2026/03/02 02:08:05.453580 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-luguqep1japu'": 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)
2026/03/02 02:08:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:05 DEBUG : Looking for writers
2026/03/02 02:08:05 DEBUG : >WaitForWriters: 
2026/03/02 02:08:05 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.39s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:05 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:05 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:05.776362 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
2026/03/02 02:08:05.776387 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-luguqep1japu'": 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)
2026/03/02 02:08:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:05 DEBUG : Looking for writers
2026/03/02 02:08:05 DEBUG : >WaitForWriters: 
2026/03/02 02:08:05 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.33s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:05 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:05 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:06.124185 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
2026/03/02 02:08:06.124208 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-luguqep1japu'": 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)
2026/03/02 02:08:06 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:06 DEBUG : Looking for writers
2026/03/02 02:08:06 DEBUG : >WaitForWriters: 
2026/03/02 02:08:06 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.35s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:06 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:06 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:06.436765 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
2026/03/02 02:08:06.436785 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-luguqep1japu'": 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)
2026/03/02 02:08:06 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:06 DEBUG : Looking for writers
2026/03/02 02:08:06 DEBUG : >WaitForWriters: 
2026/03/02 02:08:06 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.31s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:06 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:06 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:06.757183 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
2026/03/02 02:08:06.757203 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-luguqep1japu'": 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)
2026/03/02 02:08:06 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:06 DEBUG : Looking for writers
2026/03/02 02:08:06 DEBUG : >WaitForWriters: 
2026/03/02 02:08:06 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.31s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:06 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:06 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:07.084662 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
2026/03/02 02:08:07.084685 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-luguqep1japu'": 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)
2026/03/02 02:08:07 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:07 DEBUG : Looking for writers
2026/03/02 02:08:07 DEBUG : >WaitForWriters: 
2026/03/02 02:08:07 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.34s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:07 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:07 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:07.399787 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
2026/03/02 02:08:07.399804 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-luguqep1japu'": 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)
2026/03/02 02:08:07 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:07 DEBUG : Looking for writers
2026/03/02 02:08:07 DEBUG : >WaitForWriters: 
2026/03/02 02:08:07 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.30s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:07 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:07 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:07.708294 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
2026/03/02 02:08:07.708315 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-luguqep1japu'": 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)
2026/03/02 02:08:07 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:07 DEBUG : Looking for writers
2026/03/02 02:08:07 DEBUG : >WaitForWriters: 
2026/03/02 02:08:07 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.31s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:07 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:07 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:08.150267 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
2026/03/02 02:08:08.150289 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-luguqep1japu'": 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)
2026/03/02 02:08:08 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:08 DEBUG : Looking for writers
2026/03/02 02:08:08 DEBUG : >WaitForWriters: 
2026/03/02 02:08:08 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.44s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:08 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:08 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:08.475950 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
2026/03/02 02:08:08.475970 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-luguqep1japu'": 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)
2026/03/02 02:08:08 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:08 DEBUG : Looking for writers
2026/03/02 02:08:08 DEBUG : >WaitForWriters: 
2026/03/02 02:08:08 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.34s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:08 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:08 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:08.810402 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
2026/03/02 02:08:08.810448 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-luguqep1japu'": 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)
2026/03/02 02:08:08 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:08 DEBUG : Looking for writers
2026/03/02 02:08:08 DEBUG : >WaitForWriters: 
2026/03/02 02:08:08 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:08 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:08 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:09.131830 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
2026/03/02 02:08:09.131862 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-luguqep1japu'": 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)
2026/03/02 02:08:09 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:09 DEBUG : Looking for writers
2026/03/02 02:08:09 DEBUG : >WaitForWriters: 
2026/03/02 02:08:09 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:09 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:09 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:09.505927 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
2026/03/02 02:08:09.505954 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-luguqep1japu'": 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)
2026/03/02 02:08:09 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:09 DEBUG : Looking for writers
2026/03/02 02:08:09 DEBUG : >WaitForWriters: 
2026/03/02 02:08:09 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:09 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:09.821530 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
2026/03/02 02:08:09.821563 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-luguqep1japu'": 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)
2026/03/02 02:08:09 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:09 DEBUG : Looking for writers
2026/03/02 02:08:09 DEBUG : >WaitForWriters: 
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:09 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:09 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:09 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:10.162968 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
2026/03/02 02:08:10.162989 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-luguqep1japu'": 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)
2026/03/02 02:08:10 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:10 DEBUG : Looking for writers
2026/03/02 02:08:10 DEBUG : >WaitForWriters: 
2026/03/02 02:08:10 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:10 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:10 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:10 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:10 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:10 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:10.508378 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
2026/03/02 02:08:10.508398 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-luguqep1japu'": 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)
2026/03/02 02:08:10 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:10 DEBUG : Looking for writers
2026/03/02 02:08:10 DEBUG : >WaitForWriters: 
2026/03/02 02:08:10 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:10 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (2.02s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.32s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.32s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.37s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.32s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.35s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.33s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:10 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:10 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:10.831004 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
2026/03/02 02:08:10.831039 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-luguqep1japu'": 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)
2026/03/02 02:08:10 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:10 DEBUG : Looking for writers
2026/03/02 02:08:10 DEBUG : >WaitForWriters: 
2026/03/02 02:08:10 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.32s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:10 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:10 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:11.150326 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
2026/03/02 02:08:11.150347 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-luguqep1japu'": 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)
2026/03/02 02:08:11 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:11 DEBUG : Looking for writers
2026/03/02 02:08:11 DEBUG : >WaitForWriters: 
2026/03/02 02:08:11 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.33s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:11 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:11 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:11.455957 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
2026/03/02 02:08:11.456003 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-luguqep1japu'": 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)
2026/03/02 02:08:11 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:11 DEBUG : Looking for writers
2026/03/02 02:08:11 DEBUG : >WaitForWriters: 
2026/03/02 02:08:11 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.29s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:11 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:11 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:11.750681 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
2026/03/02 02:08:11.750711 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-luguqep1japu'": 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)
2026/03/02 02:08:11 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:11 DEBUG : Looking for writers
2026/03/02 02:08:11 DEBUG : >WaitForWriters: 
2026/03/02 02:08:11 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.30s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:11 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:11 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:12.089815 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
2026/03/02 02:08:12.089836 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-luguqep1japu'": 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)
2026/03/02 02:08:12 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:12 DEBUG : Looking for writers
2026/03/02 02:08:12 DEBUG : >WaitForWriters: 
2026/03/02 02:08:12 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-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:12.414620 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
2026/03/02 02:08:12.414646 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-luguqep1japu'": 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)
2026/03/02 02:08:12 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:12 DEBUG : Looking for writers
2026/03/02 02:08:12 DEBUG : >WaitForWriters: 
2026/03/02 02:08:12 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:12.739553 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
2026/03/02 02:08:12.739577 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-luguqep1japu'": 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)
2026/03/02 02:08:12 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:12 DEBUG : Looking for writers
2026/03/02 02:08:12 DEBUG : >WaitForWriters: 
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:12 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:13.105995 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
2026/03/02 02:08:13.106025 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-luguqep1japu'": 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)
2026/03/02 02:08:13 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:13 DEBUG : Looking for writers
2026/03/02 02:08:13 DEBUG : >WaitForWriters: 
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:13 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:13.448086 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
2026/03/02 02:08:13.448125 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-luguqep1japu'": 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)
2026/03/02 02:08:13 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:13 DEBUG : Looking for writers
2026/03/02 02:08:13 DEBUG : >WaitForWriters: 
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:13 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:13.797108 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
2026/03/02 02:08:13.797133 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-luguqep1japu'": 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)
2026/03/02 02:08:13 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:13 DEBUG : Looking for writers
2026/03/02 02:08:13 DEBUG : >WaitForWriters: 
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:13 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:14.104724 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
2026/03/02 02:08:14.104764 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-luguqep1japu'": 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)
2026/03/02 02:08:14 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:14 DEBUG : Looking for writers
2026/03/02 02:08:14 DEBUG : >WaitForWriters: 
2026/03/02 02:08:14 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:14 ERROR : error listing: directory not found
--- FAIL: TestFileRename (2.01s)
    --- FAIL: TestFileRename/off,forceCache=false (0.31s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.35s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.36s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.33s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.34s)
    --- FAIL: TestFileRename/full,forceCache=false (0.31s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:14 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:14 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:14.423490 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
2026/03/02 02:08:14.423514 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-luguqep1japu'": 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)
2026/03/02 02:08:14 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:14 DEBUG : Looking for writers
2026/03/02 02:08:14 DEBUG : >WaitForWriters: 
2026/03/02 02:08:14 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.31s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:14 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:14 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:14.763071 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
2026/03/02 02:08:14.763098 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-luguqep1japu'": 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)
2026/03/02 02:08:14 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:14 DEBUG : Looking for writers
2026/03/02 02:08:14 DEBUG : >WaitForWriters: 
2026/03/02 02:08:14 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.34s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:14 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:14 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:15.078795 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
2026/03/02 02:08:15.078838 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-luguqep1japu'": 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)
2026/03/02 02:08:15 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:15 DEBUG : Looking for writers
2026/03/02 02:08:15 DEBUG : >WaitForWriters: 
2026/03/02 02:08:15 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.32s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:15 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:15 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:15.412109 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
2026/03/02 02:08:15.412134 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-luguqep1japu'": 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)
2026/03/02 02:08:15 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:15 DEBUG : Looking for writers
2026/03/02 02:08:15 DEBUG : >WaitForWriters: 
2026/03/02 02:08:15 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.34s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:15 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:15 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:08:15.795057 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
2026/03/02 02:08:15.795087 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-luguqep1japu'": 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)
2026/03/02 02:08:15 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:15 DEBUG : Looking for writers
2026/03/02 02:08:15 DEBUG : >WaitForWriters: 
2026/03/02 02:08:15 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.39s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:15 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:15 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:15 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:15 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:16.143108 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
2026/03/02 02:08:16.143142 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-luguqep1japu'": 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)
2026/03/02 02:08:16 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:16 DEBUG : Looking for writers
2026/03/02 02:08:16 DEBUG : >WaitForWriters: 
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:16 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.33s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:16.484241 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
2026/03/02 02:08:16.484276 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-luguqep1japu'": 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)
2026/03/02 02:08:16 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:16 DEBUG : Looking for writers
2026/03/02 02:08:16 DEBUG : >WaitForWriters: 
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:16 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.33s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:16.825672 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
2026/03/02 02:08:16.825705 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-luguqep1japu'": 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)
2026/03/02 02:08:16 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:16 DEBUG : Looking for writers
2026/03/02 02:08:16 DEBUG : >WaitForWriters: 
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:16 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.35s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:16 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:17.147971 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
2026/03/02 02:08:17.148017 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-luguqep1japu'": 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)
2026/03/02 02:08:17 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : >WaitForWriters: 
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.32s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:17 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:17.500202 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
2026/03/02 02:08:17.500223 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-luguqep1japu'": 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)
2026/03/02 02:08:17 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : >WaitForWriters: 
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:08:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.37s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:08:17 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:08:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:08:17 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:08:17 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:08:17 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:08:17 DEBUG : file1: newRWFileHandle: 
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): openPending: 
2026/03/02 02:08:17 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/03/02 02:08:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): >openPending: err=<nil>
2026/03/02 02:08:17 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/03/02 02:08:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:08:17 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/03/02 02:08:17 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): _writeAt: size=5, off=0
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): >_writeAt: n=5, err=<nil>
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): _writeAt: size=7, off=5
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): >_writeAt: n=7, err=<nil>
2026/03/02 02:08:17 DEBUG : file1: vfs cache: truncate to size=11
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): close: 
2026/03/02 02:08:17 DEBUG : file1: vfs cache: setting modification time to 2026-03-02 02:08:17.662806385 +0000 UTC m=+17.093532087
2026/03/02 02:08:17 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): >close: err=<nil>
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): close: 
2026/03/02 02:08:17 DEBUG : file1(0xc00049c580): >close: err=file already closed
2026/03/02 02:08:17 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/03/02 02:08:17 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/03/02 02:08:17 DEBUG : Looking for writers
2026/03/02 02:08:17 DEBUG : file1: reading active writers
2026/03/02 02:08:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/03/02 02:08:18.126853 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
2026/03/02 02:08:18.126884 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)
2026/03/02 02:08:18 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)
2026/03/02 02:08:18 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)
2026/03/02 02:08:18 DEBUG : Looking for writers
2026/03/02 02:08:18 DEBUG : file1: reading active writers
2026/03/02 02:08:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/03/02 02:08:18 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:18.677671 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
2026/03/02 02:08:18.677714 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)
2026/03/02 02:08:18 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)
2026/03/02 02:08:18 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)
2026/03/02 02:08:18 DEBUG : Looking for writers
2026/03/02 02:08:18 DEBUG : file1: reading active writers
2026/03/02 02:08:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:19 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:19.401223 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
2026/03/02 02:08:19.401258 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)
2026/03/02 02:08:19 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)
2026/03/02 02:08:19 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)
2026/03/02 02:08:19 DEBUG : Looking for writers
2026/03/02 02:08:19 DEBUG : file1: reading active writers
2026/03/02 02:08:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:20 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:20.584268 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
2026/03/02 02:08:20.584301 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)
2026/03/02 02:08:20 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)
2026/03/02 02:08:20 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)
2026/03/02 02:08:20 DEBUG : Looking for writers
2026/03/02 02:08:20 DEBUG : file1: reading active writers
2026/03/02 02:08:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:21 DEBUG : Looking for writers
2026/03/02 02:08:21 DEBUG : file1: reading active writers
2026/03/02 02:08:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:22 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:22.551718 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
2026/03/02 02:08:22.551752 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)
2026/03/02 02:08:22 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)
2026/03/02 02:08:22 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)
2026/03/02 02:08:22 DEBUG : Looking for writers
2026/03/02 02:08:22 DEBUG : file1: reading active writers
2026/03/02 02:08:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:23 DEBUG : Looking for writers
2026/03/02 02:08:23 DEBUG : file1: reading active writers
2026/03/02 02:08:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:24 DEBUG : Looking for writers
2026/03/02 02:08:24 DEBUG : file1: reading active writers
2026/03/02 02:08:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:25 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:25 DEBUG : Looking for writers
2026/03/02 02:08:25 DEBUG : file1: reading active writers
2026/03/02 02:08:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:26.096559 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
2026/03/02 02:08:26.096586 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)
2026/03/02 02:08:26 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)
2026/03/02 02:08:26 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)
2026/03/02 02:08:26 DEBUG : Looking for writers
2026/03/02 02:08:26 DEBUG : file1: reading active writers
2026/03/02 02:08:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:27 DEBUG : Looking for writers
2026/03/02 02:08:27 DEBUG : file1: reading active writers
2026/03/02 02:08:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:28 DEBUG : Looking for writers
2026/03/02 02:08:28 DEBUG : file1: reading active writers
2026/03/02 02:08:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:29 DEBUG : Looking for writers
2026/03/02 02:08:29 DEBUG : file1: reading active writers
2026/03/02 02:08:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:30 DEBUG : Looking for writers
2026/03/02 02:08:30 DEBUG : file1: reading active writers
2026/03/02 02:08:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:31 DEBUG : Looking for writers
2026/03/02 02:08:31 DEBUG : file1: reading active writers
2026/03/02 02:08:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:32 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:32 DEBUG : Looking for writers
2026/03/02 02:08:32 DEBUG : file1: reading active writers
2026/03/02 02:08:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:33.021903 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
2026/03/02 02:08:33.021934 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)
2026/03/02 02:08:33 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)
2026/03/02 02:08:33 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)
2026/03/02 02:08:33 DEBUG : Looking for writers
2026/03/02 02:08:33 DEBUG : file1: reading active writers
2026/03/02 02:08:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:34 DEBUG : Looking for writers
2026/03/02 02:08:34 DEBUG : file1: reading active writers
2026/03/02 02:08:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:35 DEBUG : Looking for writers
2026/03/02 02:08:35 DEBUG : file1: reading active writers
2026/03/02 02:08:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:36 DEBUG : Looking for writers
2026/03/02 02:08:36 DEBUG : file1: reading active writers
2026/03/02 02:08:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:37 DEBUG : Looking for writers
2026/03/02 02:08:37 DEBUG : file1: reading active writers
2026/03/02 02:08:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:38 DEBUG : Looking for writers
2026/03/02 02:08:38 DEBUG : file1: reading active writers
2026/03/02 02:08:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:39 DEBUG : Looking for writers
2026/03/02 02:08:39 DEBUG : file1: reading active writers
2026/03/02 02:08:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:40 DEBUG : Looking for writers
2026/03/02 02:08:40 DEBUG : file1: reading active writers
2026/03/02 02:08:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:41 DEBUG : Looking for writers
2026/03/02 02:08:41 DEBUG : file1: reading active writers
2026/03/02 02:08:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:42 DEBUG : Looking for writers
2026/03/02 02:08:42 DEBUG : file1: reading active writers
2026/03/02 02:08:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:43 DEBUG : Looking for writers
2026/03/02 02:08:43 DEBUG : file1: reading active writers
2026/03/02 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:44 DEBUG : Looking for writers
2026/03/02 02:08:44 DEBUG : file1: reading active writers
2026/03/02 02:08:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:45 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:08:45 DEBUG : Looking for writers
2026/03/02 02:08:45 DEBUG : file1: reading active writers
2026/03/02 02:08:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:46.194463 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
2026/03/02 02:08:46.194494 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)
2026/03/02 02:08:46 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)
2026/03/02 02:08:46 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)
2026/03/02 02:08:46 DEBUG : Looking for writers
2026/03/02 02:08:46 DEBUG : file1: reading active writers
2026/03/02 02:08:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:47 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b62780 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0006bb508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824640779584} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575428500823921 ext:17093532087 loc:0x45874c0} ATime:{wall:14006575428500855021 ext:17093563196 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:08:47 DEBUG : >WaitForWriters: 
2026/03/02 02:08:47 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
2026/03/02 02:08:48 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
2026/03/02 02:08:50 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
2026/03/02 02:08:54 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:08:54 DEBUG : Looking for writers
2026/03/02 02:08:54 DEBUG : file1: reading active writers
2026/03/02 02:08:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/03/02 02:08:54 DEBUG : Looking for writers
2026/03/02 02:08:54 DEBUG : file1: reading active writers
2026/03/02 02:08:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/03/02 02:08:55 DEBUG : Looking for writers
2026/03/02 02:08:55 DEBUG : file1: reading active writers
2026/03/02 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/03/02 02:08:55 DEBUG : Looking for writers
2026/03/02 02:08:55 DEBUG : file1: reading active writers
2026/03/02 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/03/02 02:08:55 DEBUG : Looking for writers
2026/03/02 02:08:55 DEBUG : file1: reading active writers
2026/03/02 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/03/02 02:08:55 DEBUG : Looking for writers
2026/03/02 02:08:55 DEBUG : file1: reading active writers
2026/03/02 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/03/02 02:08:55 DEBUG : Looking for writers
2026/03/02 02:08:55 DEBUG : file1: reading active writers
2026/03/02 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/03/02 02:08:56 DEBUG : Looking for writers
2026/03/02 02:08:56 DEBUG : file1: reading active writers
2026/03/02 02:08:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:57 DEBUG : Looking for writers
2026/03/02 02:08:57 DEBUG : file1: reading active writers
2026/03/02 02:08:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:58 DEBUG : Looking for writers
2026/03/02 02:08:58 DEBUG : file1: reading active writers
2026/03/02 02:08:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:08:59 DEBUG : Looking for writers
2026/03/02 02:08:59 DEBUG : file1: reading active writers
2026/03/02 02:08:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:00 DEBUG : Looking for writers
2026/03/02 02:09:00 DEBUG : file1: reading active writers
2026/03/02 02:09:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:01 DEBUG : Looking for writers
2026/03/02 02:09:01 DEBUG : file1: reading active writers
2026/03/02 02:09:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:02 DEBUG : Looking for writers
2026/03/02 02:09:02 DEBUG : file1: reading active writers
2026/03/02 02:09:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:03 DEBUG : Looking for writers
2026/03/02 02:09:03 DEBUG : file1: reading active writers
2026/03/02 02:09:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:04 DEBUG : Looking for writers
2026/03/02 02:09:04 DEBUG : file1: reading active writers
2026/03/02 02:09:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:05 DEBUG : Looking for writers
2026/03/02 02:09:05 DEBUG : file1: reading active writers
2026/03/02 02:09:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:06 DEBUG : Looking for writers
2026/03/02 02:09:06 DEBUG : file1: reading active writers
2026/03/02 02:09:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:07 DEBUG : Looking for writers
2026/03/02 02:09:07 DEBUG : file1: reading active writers
2026/03/02 02:09:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:08 DEBUG : Looking for writers
2026/03/02 02:09:08 DEBUG : file1: reading active writers
2026/03/02 02:09:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:09 DEBUG : Looking for writers
2026/03/02 02:09:09 DEBUG : file1: reading active writers
2026/03/02 02:09:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:10 DEBUG : Looking for writers
2026/03/02 02:09:10 DEBUG : file1: reading active writers
2026/03/02 02:09:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:11 DEBUG : Looking for writers
2026/03/02 02:09:11 DEBUG : file1: reading active writers
2026/03/02 02:09:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:11 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:12.216376 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
2026/03/02 02:09:12.216414 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)
2026/03/02 02:09:12 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)
2026/03/02 02:09:12 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)
2026/03/02 02:09:12 DEBUG : Looking for writers
2026/03/02 02:09:12 DEBUG : file1: reading active writers
2026/03/02 02:09:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:13 DEBUG : Looking for writers
2026/03/02 02:09:13 DEBUG : file1: reading active writers
2026/03/02 02:09:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:14 DEBUG : Looking for writers
2026/03/02 02:09:14 DEBUG : file1: reading active writers
2026/03/02 02:09:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:15 DEBUG : Looking for writers
2026/03/02 02:09:15 DEBUG : file1: reading active writers
2026/03/02 02:09:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:16 DEBUG : Looking for writers
2026/03/02 02:09:16 DEBUG : file1: reading active writers
2026/03/02 02:09:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:17 DEBUG : Looking for writers
2026/03/02 02:09:17 DEBUG : file1: reading active writers
2026/03/02 02:09:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:17 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/03/02 02:09:17 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/03/02 02:09:18 DEBUG : Looking for writers
2026/03/02 02:09:18 DEBUG : file1: reading active writers
2026/03/02 02:09:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:19 DEBUG : Looking for writers
2026/03/02 02:09:19 DEBUG : file1: reading active writers
2026/03/02 02:09:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:20 DEBUG : Looking for writers
2026/03/02 02:09:20 DEBUG : file1: reading active writers
2026/03/02 02:09:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:21 DEBUG : Looking for writers
2026/03/02 02:09:21 DEBUG : file1: reading active writers
2026/03/02 02:09:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:22 DEBUG : Looking for writers
2026/03/02 02:09:22 DEBUG : file1: reading active writers
2026/03/02 02:09:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:23 DEBUG : Looking for writers
2026/03/02 02:09:23 DEBUG : file1: reading active writers
2026/03/02 02:09:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:24 DEBUG : Looking for writers
2026/03/02 02:09:24 DEBUG : file1: reading active writers
2026/03/02 02:09:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:24 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b62780 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0006bb508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824640779584} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575428500823921 ext:17093532087 loc:0x45874c0} ATime:{wall:14006575428500855021 ext:17093563196 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:09:24 DEBUG : >WaitForWriters: 
2026/03/02 02:09:24 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:09:25 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (67.47s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:09:25 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:09:25 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:09:25 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:09:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:09:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:09:25 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:09:25 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:09:25 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:09:25 DEBUG : file1: newRWFileHandle: 
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): openPending: 
2026/03/02 02:09:25 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/03/02 02:09:25 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): >openPending: err=<nil>
2026/03/02 02:09:25 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/03/02 02:09:25 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:09:25 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/03/02 02:09:25 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): _writeAt: size=7, off=0
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): >_writeAt: n=7, err=<nil>
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): _writeAt: size=6, off=5
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): >_writeAt: n=6, err=<nil>
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): close: 
2026/03/02 02:09:25 DEBUG : file1: vfs cache: setting modification time to 2026-03-02 02:09:25.118865141 +0000 UTC m=+84.549590842
2026/03/02 02:09:25 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): >close: err=<nil>
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): _writeAt: size=5, off=0
2026/03/02 02:09:25 DEBUG : file1(0xc00070ea80): >_writeAt: n=0, err=file already closed
2026/03/02 02:09:25 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/03/02 02:09:25 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/03/02 02:09:25.570895 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
2026/03/02 02:09:25.571000 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)
2026/03/02 02:09:25 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)
2026/03/02 02:09:25 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)
2026/03/02 02:09:25 DEBUG : Looking for writers
2026/03/02 02:09:25 DEBUG : file1: reading active writers
2026/03/02 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/03/02 02:09:25 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:26.134109 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
2026/03/02 02:09:26.134176 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)
2026/03/02 02:09:26 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)
2026/03/02 02:09:26 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)
2026/03/02 02:09:26 DEBUG : Looking for writers
2026/03/02 02:09:26 DEBUG : file1: reading active writers
2026/03/02 02:09:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:26 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:26.876107 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
2026/03/02 02:09:26.876126 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)
2026/03/02 02:09:26 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)
2026/03/02 02:09:26 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)
2026/03/02 02:09:27 DEBUG : Looking for writers
2026/03/02 02:09:27 DEBUG : file1: reading active writers
2026/03/02 02:09:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:27 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:28.024002 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
2026/03/02 02:09:28.024032 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)
2026/03/02 02:09:28 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)
2026/03/02 02:09:28 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)
2026/03/02 02:09:28 DEBUG : Looking for writers
2026/03/02 02:09:28 DEBUG : file1: reading active writers
2026/03/02 02:09:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:29 DEBUG : Looking for writers
2026/03/02 02:09:29 DEBUG : file1: reading active writers
2026/03/02 02:09:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:29 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:29.938467 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
2026/03/02 02:09:29.938485 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)
2026/03/02 02:09:29 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)
2026/03/02 02:09:29 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)
2026/03/02 02:09:30 DEBUG : Looking for writers
2026/03/02 02:09:30 DEBUG : file1: reading active writers
2026/03/02 02:09:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:31 DEBUG : Looking for writers
2026/03/02 02:09:31 DEBUG : file1: reading active writers
2026/03/02 02:09:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:32 DEBUG : Looking for writers
2026/03/02 02:09:32 DEBUG : file1: reading active writers
2026/03/02 02:09:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:33 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:33 DEBUG : Looking for writers
2026/03/02 02:09:33 DEBUG : file1: reading active writers
2026/03/02 02:09:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:33.472842 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
2026/03/02 02:09:33.472872 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)
2026/03/02 02:09:33 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)
2026/03/02 02:09:33 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)
2026/03/02 02:09:34 DEBUG : Looking for writers
2026/03/02 02:09:34 DEBUG : file1: reading active writers
2026/03/02 02:09:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:35 DEBUG : Looking for writers
2026/03/02 02:09:35 DEBUG : file1: reading active writers
2026/03/02 02:09:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:36 DEBUG : Looking for writers
2026/03/02 02:09:36 DEBUG : file1: reading active writers
2026/03/02 02:09:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:37 DEBUG : Looking for writers
2026/03/02 02:09:37 DEBUG : file1: reading active writers
2026/03/02 02:09:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:38 DEBUG : Looking for writers
2026/03/02 02:09:38 DEBUG : file1: reading active writers
2026/03/02 02:09:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:39 DEBUG : Looking for writers
2026/03/02 02:09:39 DEBUG : file1: reading active writers
2026/03/02 02:09:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:39 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:40.243921 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
2026/03/02 02:09:40.243957 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)
2026/03/02 02:09:40 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)
2026/03/02 02:09:40 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)
2026/03/02 02:09:40 DEBUG : Looking for writers
2026/03/02 02:09:40 DEBUG : file1: reading active writers
2026/03/02 02:09:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:41 DEBUG : Looking for writers
2026/03/02 02:09:41 DEBUG : file1: reading active writers
2026/03/02 02:09:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:42 DEBUG : Looking for writers
2026/03/02 02:09:42 DEBUG : file1: reading active writers
2026/03/02 02:09:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:43 DEBUG : Looking for writers
2026/03/02 02:09:43 DEBUG : file1: reading active writers
2026/03/02 02:09:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:44 DEBUG : Looking for writers
2026/03/02 02:09:44 DEBUG : file1: reading active writers
2026/03/02 02:09:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:45 DEBUG : Looking for writers
2026/03/02 02:09:45 DEBUG : file1: reading active writers
2026/03/02 02:09:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:46 DEBUG : Looking for writers
2026/03/02 02:09:46 DEBUG : file1: reading active writers
2026/03/02 02:09:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:47 DEBUG : Looking for writers
2026/03/02 02:09:47 DEBUG : file1: reading active writers
2026/03/02 02:09:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:48 DEBUG : Looking for writers
2026/03/02 02:09:48 DEBUG : file1: reading active writers
2026/03/02 02:09:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:49 DEBUG : Looking for writers
2026/03/02 02:09:49 DEBUG : file1: reading active writers
2026/03/02 02:09:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:50 DEBUG : Looking for writers
2026/03/02 02:09:50 DEBUG : file1: reading active writers
2026/03/02 02:09:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:51 DEBUG : Looking for writers
2026/03/02 02:09:51 DEBUG : file1: reading active writers
2026/03/02 02:09:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:52 DEBUG : Looking for writers
2026/03/02 02:09:52 DEBUG : file1: reading active writers
2026/03/02 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:53 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:09:53.408522 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
2026/03/02 02:09:53.408553 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)
2026/03/02 02:09:53 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)
2026/03/02 02:09:53 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)
2026/03/02 02:09:53 DEBUG : Looking for writers
2026/03/02 02:09:53 DEBUG : file1: reading active writers
2026/03/02 02:09:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:54 DEBUG : Looking for writers
2026/03/02 02:09:54 DEBUG : file1: reading active writers
2026/03/02 02:09:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:09:55 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000c903c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0008f0008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643092544} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575500971326709 ext:84549590842 loc:0x45874c0} ATime:{wall:14006575500971368677 ext:84549632822 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:09:55 DEBUG : >WaitForWriters: 
2026/03/02 02:09:55 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
2026/03/02 02:09:56 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
2026/03/02 02:09:58 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
2026/03/02 02:10:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/03/02 02:10:02 DEBUG : Looking for writers
2026/03/02 02:10:02 DEBUG : file1: reading active writers
2026/03/02 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/03/02 02:10:03 DEBUG : Looking for writers
2026/03/02 02:10:03 DEBUG : file1: reading active writers
2026/03/02 02:10:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/03/02 02:10:03 DEBUG : Looking for writers
2026/03/02 02:10:03 DEBUG : file1: reading active writers
2026/03/02 02:10:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:04 DEBUG : Looking for writers
2026/03/02 02:10:04 DEBUG : file1: reading active writers
2026/03/02 02:10:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:05 DEBUG : Looking for writers
2026/03/02 02:10:05 DEBUG : file1: reading active writers
2026/03/02 02:10:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:06 DEBUG : Looking for writers
2026/03/02 02:10:06 DEBUG : file1: reading active writers
2026/03/02 02:10:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:07 DEBUG : Looking for writers
2026/03/02 02:10:07 DEBUG : file1: reading active writers
2026/03/02 02:10:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:08 DEBUG : Looking for writers
2026/03/02 02:10:08 DEBUG : file1: reading active writers
2026/03/02 02:10:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:09 DEBUG : Looking for writers
2026/03/02 02:10:09 DEBUG : file1: reading active writers
2026/03/02 02:10:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:10 DEBUG : Looking for writers
2026/03/02 02:10:10 DEBUG : file1: reading active writers
2026/03/02 02:10:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:11 DEBUG : Looking for writers
2026/03/02 02:10:11 DEBUG : file1: reading active writers
2026/03/02 02:10:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:12 DEBUG : Looking for writers
2026/03/02 02:10:12 DEBUG : file1: reading active writers
2026/03/02 02:10:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:13 DEBUG : Looking for writers
2026/03/02 02:10:13 DEBUG : file1: reading active writers
2026/03/02 02:10:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:14 DEBUG : Looking for writers
2026/03/02 02:10:14 DEBUG : file1: reading active writers
2026/03/02 02:10:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:15 DEBUG : Looking for writers
2026/03/02 02:10:15 DEBUG : file1: reading active writers
2026/03/02 02:10:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:16 DEBUG : Looking for writers
2026/03/02 02:10:16 DEBUG : file1: reading active writers
2026/03/02 02:10:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:17 DEBUG : Looking for writers
2026/03/02 02:10:17 DEBUG : file1: reading active writers
2026/03/02 02:10:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:18 DEBUG : Looking for writers
2026/03/02 02:10:18 DEBUG : file1: reading active writers
2026/03/02 02:10:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:19 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:19.456262 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
2026/03/02 02:10:19.456285 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)
2026/03/02 02:10:19 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)
2026/03/02 02:10:19 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)
2026/03/02 02:10:19 DEBUG : Looking for writers
2026/03/02 02:10:19 DEBUG : file1: reading active writers
2026/03/02 02:10:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:20 DEBUG : Looking for writers
2026/03/02 02:10:20 DEBUG : file1: reading active writers
2026/03/02 02:10:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:21 DEBUG : Looking for writers
2026/03/02 02:10:21 DEBUG : file1: reading active writers
2026/03/02 02:10:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:22 DEBUG : Looking for writers
2026/03/02 02:10:22 DEBUG : file1: reading active writers
2026/03/02 02:10:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:23 DEBUG : Looking for writers
2026/03/02 02:10:23 DEBUG : file1: reading active writers
2026/03/02 02:10:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:24 DEBUG : Looking for writers
2026/03/02 02:10:24 DEBUG : file1: reading active writers
2026/03/02 02:10:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:25 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/03/02 02:10:25 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/03/02 02:10:25 DEBUG : Looking for writers
2026/03/02 02:10:25 DEBUG : file1: reading active writers
2026/03/02 02:10:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:26 DEBUG : Looking for writers
2026/03/02 02:10:26 DEBUG : file1: reading active writers
2026/03/02 02:10:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:27 DEBUG : Looking for writers
2026/03/02 02:10:27 DEBUG : file1: reading active writers
2026/03/02 02:10:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:28 DEBUG : Looking for writers
2026/03/02 02:10:28 DEBUG : file1: reading active writers
2026/03/02 02:10:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:29 DEBUG : Looking for writers
2026/03/02 02:10:29 DEBUG : file1: reading active writers
2026/03/02 02:10:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:30 DEBUG : Looking for writers
2026/03/02 02:10:30 DEBUG : file1: reading active writers
2026/03/02 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:31 DEBUG : Looking for writers
2026/03/02 02:10:31 DEBUG : file1: reading active writers
2026/03/02 02:10:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:10:32 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000c903c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0008f0008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643092544} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575500971326709 ext:84549590842 loc:0x45874c0} ATime:{wall:14006575500971368677 ext:84549632822 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:10:32 DEBUG : >WaitForWriters: 
2026/03/02 02:10:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:10:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (67.50s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:10:32 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:10:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:10:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : Config file has changed externally - reloading
2026/03/02 02:10:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:10:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:10:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:10:32 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:10:32 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:10:32 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:10:32 DEBUG : file1: newRWFileHandle: 
2026/03/02 02:10:32 DEBUG : file1(0xc0009b6bc0): openPending: 
2026/03/02 02:10:32 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/03/02 02:10:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:10:32 DEBUG : file1(0xc0009b6bc0): >openPending: err=<nil>
2026/03/02 02:10:32 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/03/02 02:10:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:10:32 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/03/02 02:10:32 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/03/02 02:10:32 DEBUG : file1(0xc0009b6bc0): close: 
2026/03/02 02:10:32 DEBUG : file1: vfs cache: setting modification time to 2026-03-02 02:10:32.62510024 +0000 UTC m=+152.055825942
2026/03/02 02:10:32 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/03/02 02:10:32 DEBUG : file1(0xc0009b6bc0): >close: err=<nil>
2026/03/02 02:10:32 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/03/02 02:10:32 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/03/02 02:10:32 DEBUG : file2: newRWFileHandle: 
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): openPending: 
2026/03/02 02:10:32 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/03/02 02:10:32 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): >openPending: err=<nil>
2026/03/02 02:10:32 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/03/02 02:10:32 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/03/02 02:10:32 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/03/02 02:10:32 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): RWFileHandle.Flush
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): RWFileHandle.Release
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): close: 
2026/03/02 02:10:32 DEBUG : file2: vfs cache: setting modification time to 2026-03-02 02:10:32.626634431 +0000 UTC m=+152.057360134
2026/03/02 02:10:32 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/03/02 02:10:32 DEBUG : file2(0xc0009b7080): >close: err=<nil>
2026/03/02 02:10:32 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/03/02 02:10:32 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:32 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/03/02 02:10:32 DEBUG : Looking for writers
2026/03/02 02:10:32 DEBUG : file1: reading active writers
2026/03/02 02:10:32 DEBUG : file2: reading active writers
2026/03/02 02:10:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/03/02 02:10:33.048371 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
2026/03/02 02:10:33.048404 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:33 DEBUG : Looking for writers
2026/03/02 02:10:33 DEBUG : file1: reading active writers
2026/03/02 02:10:33 DEBUG : file2: reading active writers
2026/03/02 02:10:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/03/02 02:10:33.391112 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
2026/03/02 02:10:33.391133 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:33.723573 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
2026/03/02 02:10:33.723596 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 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)
2026/03/02 02:10:33 DEBUG : Looking for writers
2026/03/02 02:10:33 DEBUG : file1: reading active writers
2026/03/02 02:10:33 DEBUG : file2: reading active writers
2026/03/02 02:10:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:34.043283 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
2026/03/02 02:10:34.043856 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:34 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:34.465415 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
2026/03/02 02:10:34.465481 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34.805799 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
2026/03/02 02:10:34.805831 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34 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)
2026/03/02 02:10:34 DEBUG : Looking for writers
2026/03/02 02:10:34 DEBUG : file1: reading active writers
2026/03/02 02:10:34 DEBUG : file2: reading active writers
2026/03/02 02:10:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:35 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:35.604570 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
2026/03/02 02:10:35.604606 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)
2026/03/02 02:10:35 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)
2026/03/02 02:10:35 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)
2026/03/02 02:10:35 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:35 DEBUG : Looking for writers
2026/03/02 02:10:35 DEBUG : file1: reading active writers
2026/03/02 02:10:35 DEBUG : file2: reading active writers
2026/03/02 02:10:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:35.954800 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
2026/03/02 02:10:35.954826 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)
2026/03/02 02:10:35 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)
2026/03/02 02:10:35 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)
2026/03/02 02:10:36 DEBUG : Looking for writers
2026/03/02 02:10:36 DEBUG : file2: reading active writers
2026/03/02 02:10:36 DEBUG : file1: reading active writers
2026/03/02 02:10:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:37 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:37.510669 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
2026/03/02 02:10:37.510700 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)
2026/03/02 02:10:37 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)
2026/03/02 02:10:37 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)
2026/03/02 02:10:37 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:37 DEBUG : Looking for writers
2026/03/02 02:10:37 DEBUG : file1: reading active writers
2026/03/02 02:10:37 DEBUG : file2: reading active writers
2026/03/02 02:10:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:37.933525 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
2026/03/02 02:10:37.933554 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)
2026/03/02 02:10:37 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)
2026/03/02 02:10:37 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)
2026/03/02 02:10:38 DEBUG : Looking for writers
2026/03/02 02:10:38 DEBUG : file1: reading active writers
2026/03/02 02:10:38 DEBUG : file2: reading active writers
2026/03/02 02:10:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:39 DEBUG : Looking for writers
2026/03/02 02:10:39 DEBUG : file1: reading active writers
2026/03/02 02:10:39 DEBUG : file2: reading active writers
2026/03/02 02:10:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:40 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:40 DEBUG : Looking for writers
2026/03/02 02:10:40 DEBUG : file1: reading active writers
2026/03/02 02:10:40 DEBUG : file2: reading active writers
2026/03/02 02:10:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:41.047771 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
2026/03/02 02:10:41.047811 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)
2026/03/02 02:10:41 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)
2026/03/02 02:10:41 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)
2026/03/02 02:10:41 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:41.438992 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
2026/03/02 02:10:41.439022 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)
2026/03/02 02:10:41 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)
2026/03/02 02:10:41 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)
2026/03/02 02:10:41 DEBUG : Looking for writers
2026/03/02 02:10:41 DEBUG : file1: reading active writers
2026/03/02 02:10:41 DEBUG : file2: reading active writers
2026/03/02 02:10:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:42 DEBUG : Looking for writers
2026/03/02 02:10:42 DEBUG : file1: reading active writers
2026/03/02 02:10:42 DEBUG : file2: reading active writers
2026/03/02 02:10:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:43 DEBUG : Looking for writers
2026/03/02 02:10:43 DEBUG : file1: reading active writers
2026/03/02 02:10:43 DEBUG : file2: reading active writers
2026/03/02 02:10:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:44 DEBUG : Looking for writers
2026/03/02 02:10:44 DEBUG : file1: reading active writers
2026/03/02 02:10:44 DEBUG : file2: reading active writers
2026/03/02 02:10:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:45 DEBUG : Looking for writers
2026/03/02 02:10:45 DEBUG : file2: reading active writers
2026/03/02 02:10:45 DEBUG : file1: reading active writers
2026/03/02 02:10:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:46 DEBUG : Looking for writers
2026/03/02 02:10:46 DEBUG : file1: reading active writers
2026/03/02 02:10:46 DEBUG : file2: reading active writers
2026/03/02 02:10:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:47 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:10:47.821575 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
2026/03/02 02:10:47.821598 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)
2026/03/02 02:10:47 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)
2026/03/02 02:10:47 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)
2026/03/02 02:10:47 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:10:47 DEBUG : Looking for writers
2026/03/02 02:10:47 DEBUG : file1: reading active writers
2026/03/02 02:10:47 DEBUG : file2: reading active writers
2026/03/02 02:10:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:48.162359 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
2026/03/02 02:10:48.162384 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)
2026/03/02 02:10:48 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)
2026/03/02 02:10:48 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)
2026/03/02 02:10:48 DEBUG : Looking for writers
2026/03/02 02:10:48 DEBUG : file1: reading active writers
2026/03/02 02:10:48 DEBUG : file2: reading active writers
2026/03/02 02:10:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:49 DEBUG : Looking for writers
2026/03/02 02:10:49 DEBUG : file1: reading active writers
2026/03/02 02:10:49 DEBUG : file2: reading active writers
2026/03/02 02:10:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:50 DEBUG : Looking for writers
2026/03/02 02:10:50 DEBUG : file1: reading active writers
2026/03/02 02:10:50 DEBUG : file2: reading active writers
2026/03/02 02:10:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:51 DEBUG : Looking for writers
2026/03/02 02:10:51 DEBUG : file1: reading active writers
2026/03/02 02:10:51 DEBUG : file2: reading active writers
2026/03/02 02:10:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:52 DEBUG : Looking for writers
2026/03/02 02:10:52 DEBUG : file1: reading active writers
2026/03/02 02:10:52 DEBUG : file2: reading active writers
2026/03/02 02:10:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:53 DEBUG : Looking for writers
2026/03/02 02:10:53 DEBUG : file2: reading active writers
2026/03/02 02:10:53 DEBUG : file1: reading active writers
2026/03/02 02:10:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:54 DEBUG : Looking for writers
2026/03/02 02:10:54 DEBUG : file1: reading active writers
2026/03/02 02:10:54 DEBUG : file2: reading active writers
2026/03/02 02:10:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:55 DEBUG : Looking for writers
2026/03/02 02:10:55 DEBUG : file2: reading active writers
2026/03/02 02:10:55 DEBUG : file1: reading active writers
2026/03/02 02:10:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:56 DEBUG : Looking for writers
2026/03/02 02:10:56 DEBUG : file1: reading active writers
2026/03/02 02:10:56 DEBUG : file2: reading active writers
2026/03/02 02:10:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:57 DEBUG : Looking for writers
2026/03/02 02:10:57 DEBUG : file1: reading active writers
2026/03/02 02:10:57 DEBUG : file2: reading active writers
2026/03/02 02:10:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:58 DEBUG : Looking for writers
2026/03/02 02:10:58 DEBUG : file1: reading active writers
2026/03/02 02:10:58 DEBUG : file2: reading active writers
2026/03/02 02:10:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:10:59 DEBUG : Looking for writers
2026/03/02 02:10:59 DEBUG : file1: reading active writers
2026/03/02 02:10:59 DEBUG : file2: reading active writers
2026/03/02 02:10:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:00 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:11:00 DEBUG : Looking for writers
2026/03/02 02:11:00 DEBUG : file1: reading active writers
2026/03/02 02:11:00 DEBUG : file2: reading active writers
2026/03/02 02:11:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:00 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:11:00.983184 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
2026/03/02 02:11:00.983213 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)
2026/03/02 02:11:00 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)
2026/03/02 02:11:00 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)
2026/03/02 02:11:01.352152 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
2026/03/02 02:11:01.352171 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)
2026/03/02 02:11:01 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)
2026/03/02 02:11:01 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)
2026/03/02 02:11:01 DEBUG : Looking for writers
2026/03/02 02:11:01 DEBUG : file1: reading active writers
2026/03/02 02:11:01 DEBUG : file2: reading active writers
2026/03/02 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:02 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000c90ff0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00093d008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643407936} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575573418264016 ext:152055825942 loc:0x45874c0} ATime:{wall:14006575573418562799 ext:152056124726 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000c90ff0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00093d108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643408192} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575573419798207 ext:152057360134 loc:0x45874c0} ATime:{wall:14006575573420126316 ext:152057688252 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:11:02 DEBUG : >WaitForWriters: 
2026/03/02 02:11:02 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
2026/03/02 02:11:03 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
2026/03/02 02:11:05 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
2026/03/02 02:11:09 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:11:09 DEBUG : Looking for writers
2026/03/02 02:11:09 DEBUG : file1: reading active writers
2026/03/02 02:11:09 DEBUG : file2: reading active writers
2026/03/02 02:11:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/03/02 02:11:10 DEBUG : Looking for writers
2026/03/02 02:11:10 DEBUG : file1: reading active writers
2026/03/02 02:11:10 DEBUG : file2: reading active writers
2026/03/02 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/03/02 02:11:11 DEBUG : Looking for writers
2026/03/02 02:11:11 DEBUG : file2: reading active writers
2026/03/02 02:11:11 DEBUG : file1: reading active writers
2026/03/02 02:11:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:12 DEBUG : Looking for writers
2026/03/02 02:11:12 DEBUG : file1: reading active writers
2026/03/02 02:11:12 DEBUG : file2: reading active writers
2026/03/02 02:11:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:13 DEBUG : Looking for writers
2026/03/02 02:11:13 DEBUG : file1: reading active writers
2026/03/02 02:11:13 DEBUG : file2: reading active writers
2026/03/02 02:11:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:14 DEBUG : Looking for writers
2026/03/02 02:11:14 DEBUG : file1: reading active writers
2026/03/02 02:11:14 DEBUG : file2: reading active writers
2026/03/02 02:11:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:15 DEBUG : Looking for writers
2026/03/02 02:11:15 DEBUG : file2: reading active writers
2026/03/02 02:11:15 DEBUG : file1: reading active writers
2026/03/02 02:11:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:16 DEBUG : Looking for writers
2026/03/02 02:11:16 DEBUG : file1: reading active writers
2026/03/02 02:11:16 DEBUG : file2: reading active writers
2026/03/02 02:11:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:17 DEBUG : Looking for writers
2026/03/02 02:11:17 DEBUG : file1: reading active writers
2026/03/02 02:11:17 DEBUG : file2: reading active writers
2026/03/02 02:11:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:18 DEBUG : Looking for writers
2026/03/02 02:11:18 DEBUG : file1: reading active writers
2026/03/02 02:11:18 DEBUG : file2: reading active writers
2026/03/02 02:11:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:19 DEBUG : Looking for writers
2026/03/02 02:11:19 DEBUG : file1: reading active writers
2026/03/02 02:11:19 DEBUG : file2: reading active writers
2026/03/02 02:11:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:20 DEBUG : Looking for writers
2026/03/02 02:11:20 DEBUG : file1: reading active writers
2026/03/02 02:11:20 DEBUG : file2: reading active writers
2026/03/02 02:11:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:21 DEBUG : Looking for writers
2026/03/02 02:11:21 DEBUG : file2: reading active writers
2026/03/02 02:11:21 DEBUG : file1: reading active writers
2026/03/02 02:11:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:22 DEBUG : Looking for writers
2026/03/02 02:11:22 DEBUG : file1: reading active writers
2026/03/02 02:11:22 DEBUG : file2: reading active writers
2026/03/02 02:11:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:23 DEBUG : Looking for writers
2026/03/02 02:11:23 DEBUG : file1: reading active writers
2026/03/02 02:11:23 DEBUG : file2: reading active writers
2026/03/02 02:11:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:24 DEBUG : Looking for writers
2026/03/02 02:11:24 DEBUG : file1: reading active writers
2026/03/02 02:11:24 DEBUG : file2: reading active writers
2026/03/02 02:11:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:25 DEBUG : Looking for writers
2026/03/02 02:11:25 DEBUG : file1: reading active writers
2026/03/02 02:11:25 DEBUG : file2: reading active writers
2026/03/02 02:11:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:26 DEBUG : Looking for writers
2026/03/02 02:11:26 DEBUG : file1: reading active writers
2026/03/02 02:11:26 DEBUG : file2: reading active writers
2026/03/02 02:11:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:26 DEBUG : file1: vfs cache: starting upload
2026/03/02 02:11:26 DEBUG : file2: vfs cache: starting upload
2026/03/02 02:11:27.002777 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
2026/03/02 02:11:27.002820 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)
2026/03/02 02:11:27 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)
2026/03/02 02:11:27 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)
2026/03/02 02:11:27 DEBUG : Looking for writers
2026/03/02 02:11:27 DEBUG : file1: reading active writers
2026/03/02 02:11:27 DEBUG : file2: reading active writers
2026/03/02 02:11:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:27.323003 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
2026/03/02 02:11:27.323041 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)
2026/03/02 02:11:27 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)
2026/03/02 02:11:27 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)
2026/03/02 02:11:28 DEBUG : Looking for writers
2026/03/02 02:11:28 DEBUG : file1: reading active writers
2026/03/02 02:11:28 DEBUG : file2: reading active writers
2026/03/02 02:11:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:29 DEBUG : Looking for writers
2026/03/02 02:11:29 DEBUG : file1: reading active writers
2026/03/02 02:11:29 DEBUG : file2: reading active writers
2026/03/02 02:11:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:30 DEBUG : Looking for writers
2026/03/02 02:11:30 DEBUG : file1: reading active writers
2026/03/02 02:11:30 DEBUG : file2: reading active writers
2026/03/02 02:11:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:31 DEBUG : Looking for writers
2026/03/02 02:11:31 DEBUG : file1: reading active writers
2026/03/02 02:11:31 DEBUG : file2: reading active writers
2026/03/02 02:11:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:32 DEBUG : Looking for writers
2026/03/02 02:11:32 DEBUG : file2: reading active writers
2026/03/02 02:11:32 DEBUG : file1: reading active writers
2026/03/02 02:11:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/03/02 02:11:32 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/03/02 02:11:32 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/03/02 02:11:33 DEBUG : Looking for writers
2026/03/02 02:11:33 DEBUG : file1: reading active writers
2026/03/02 02:11:33 DEBUG : file2: reading active writers
2026/03/02 02:11:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:34 DEBUG : Looking for writers
2026/03/02 02:11:34 DEBUG : file2: reading active writers
2026/03/02 02:11:34 DEBUG : file1: reading active writers
2026/03/02 02:11:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:35 DEBUG : Looking for writers
2026/03/02 02:11:35 DEBUG : file1: reading active writers
2026/03/02 02:11:35 DEBUG : file2: reading active writers
2026/03/02 02:11:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:36 DEBUG : Looking for writers
2026/03/02 02:11:36 DEBUG : file1: reading active writers
2026/03/02 02:11:36 DEBUG : file2: reading active writers
2026/03/02 02:11:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:37 DEBUG : Looking for writers
2026/03/02 02:11:37 DEBUG : file1: reading active writers
2026/03/02 02:11:37 DEBUG : file2: reading active writers
2026/03/02 02:11:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:38 DEBUG : Looking for writers
2026/03/02 02:11:38 DEBUG : file1: reading active writers
2026/03/02 02:11:38 DEBUG : file2: reading active writers
2026/03/02 02:11:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:39 DEBUG : Looking for writers
2026/03/02 02:11:39 DEBUG : file1: reading active writers
2026/03/02 02:11:39 DEBUG : file2: reading active writers
2026/03/02 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/03/02 02:11:39 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file2": &{c:0xc000c90ff0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00093d108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643408192} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575573419798207 ext:152057360134 loc:0x45874c0} ATime:{wall:14006575573420126316 ext:152057688252 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
	"file1": &{c:0xc000c90ff0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00093d008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643407936} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006575573418264016 ext:152055825942 loc:0x45874c0} ATime:{wall:14006575573418562799 ext:152056124726 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/03/02 02:11:39 DEBUG : >WaitForWriters: 
2026/03/02 02:11:39 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:11:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (67.52s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:11:40.337284 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
2026/03/02 02:11:40.337311 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-luguqep1japu'": 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)
2026/03/02 02:11:40 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:11:40 DEBUG : Looking for writers
2026/03/02 02:11:40 DEBUG : >WaitForWriters: 
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:11:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.33s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:11:40.687237 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
2026/03/02 02:11:40.687262 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-luguqep1japu'": 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)
2026/03/02 02:11:40 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:11:40 DEBUG : Looking for writers
2026/03/02 02:11:40 DEBUG : >WaitForWriters: 
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:11:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.35s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:11:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:11:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:11:40 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:11:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:11:40 DEBUG : file1: newRWFileHandle: 
2026/03/02 02:11:40 DEBUG : file1(0xc0008a1f00): openPending: 
2026/03/02 02:11:40 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/03/02 02:11:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:11:40 DEBUG : file1(0xc0008a1f00): >openPending: err=<nil>
2026/03/02 02:11:40 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/03/02 02:11:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:11:40 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/03/02 02:11:40 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/03/02 02:11:41.112870 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
2026/03/02 02:11:41.112909 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-luguqep1japu'": 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)
2026/03/02 02:11:41 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/03/02 02:11:41 DEBUG : Looking for writers
2026/03/02 02:11:41 DEBUG : file1: reading active writers
2026/03/02 02:11:41 DEBUG : file1: active writers 1
2026/03/02 02:11:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/03/02 02:11:42 DEBUG : Looking for writers
2026/03/02 02:11:42 DEBUG : file1: reading active writers
2026/03/02 02:11:42 DEBUG : file1: active writers 1
2026/03/02 02:11:42 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:43 DEBUG : Looking for writers
2026/03/02 02:11:43 DEBUG : file1: reading active writers
2026/03/02 02:11:43 DEBUG : file1: active writers 1
2026/03/02 02:11:43 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:44 DEBUG : Looking for writers
2026/03/02 02:11:44 DEBUG : file1: reading active writers
2026/03/02 02:11:44 DEBUG : file1: active writers 1
2026/03/02 02:11:44 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:45 DEBUG : Looking for writers
2026/03/02 02:11:45 DEBUG : file1: reading active writers
2026/03/02 02:11:45 DEBUG : file1: active writers 1
2026/03/02 02:11:45 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:46 DEBUG : Looking for writers
2026/03/02 02:11:46 DEBUG : file1: reading active writers
2026/03/02 02:11:46 DEBUG : file1: active writers 1
2026/03/02 02:11:46 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:47 DEBUG : Looking for writers
2026/03/02 02:11:47 DEBUG : file1: reading active writers
2026/03/02 02:11:47 DEBUG : file1: active writers 1
2026/03/02 02:11:47 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:48 DEBUG : Looking for writers
2026/03/02 02:11:48 DEBUG : file1: reading active writers
2026/03/02 02:11:48 DEBUG : file1: active writers 1
2026/03/02 02:11:48 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:49 DEBUG : Looking for writers
2026/03/02 02:11:49 DEBUG : file1: reading active writers
2026/03/02 02:11:49 DEBUG : file1: active writers 1
2026/03/02 02:11:49 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:50 DEBUG : Looking for writers
2026/03/02 02:11:50 DEBUG : file1: reading active writers
2026/03/02 02:11:50 DEBUG : file1: active writers 1
2026/03/02 02:11:50 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:51 DEBUG : Looking for writers
2026/03/02 02:11:51 DEBUG : file1: reading active writers
2026/03/02 02:11:51 DEBUG : file1: active writers 1
2026/03/02 02:11:51 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:52 DEBUG : Looking for writers
2026/03/02 02:11:52 DEBUG : file1: reading active writers
2026/03/02 02:11:52 DEBUG : file1: active writers 1
2026/03/02 02:11:52 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:53 DEBUG : Looking for writers
2026/03/02 02:11:53 DEBUG : file1: reading active writers
2026/03/02 02:11:53 DEBUG : file1: active writers 1
2026/03/02 02:11:53 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:54 DEBUG : Looking for writers
2026/03/02 02:11:54 DEBUG : file1: reading active writers
2026/03/02 02:11:54 DEBUG : file1: active writers 1
2026/03/02 02:11:54 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:55 DEBUG : Looking for writers
2026/03/02 02:11:55 DEBUG : file1: reading active writers
2026/03/02 02:11:55 DEBUG : file1: active writers 1
2026/03/02 02:11:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:56 DEBUG : Looking for writers
2026/03/02 02:11:56 DEBUG : file1: reading active writers
2026/03/02 02:11:56 DEBUG : file1: active writers 1
2026/03/02 02:11:56 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:57 DEBUG : Looking for writers
2026/03/02 02:11:57 DEBUG : file1: reading active writers
2026/03/02 02:11:57 DEBUG : file1: active writers 1
2026/03/02 02:11:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:58 DEBUG : Looking for writers
2026/03/02 02:11:58 DEBUG : file1: reading active writers
2026/03/02 02:11:58 DEBUG : file1: active writers 1
2026/03/02 02:11:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:11:59 DEBUG : Looking for writers
2026/03/02 02:11:59 DEBUG : file1: reading active writers
2026/03/02 02:11:59 DEBUG : file1: active writers 1
2026/03/02 02:11:59 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:00 DEBUG : Looking for writers
2026/03/02 02:12:00 DEBUG : file1: reading active writers
2026/03/02 02:12:00 DEBUG : file1: active writers 1
2026/03/02 02:12:00 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:01 DEBUG : Looking for writers
2026/03/02 02:12:01 DEBUG : file1: reading active writers
2026/03/02 02:12:01 DEBUG : file1: active writers 1
2026/03/02 02:12:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:02 DEBUG : Looking for writers
2026/03/02 02:12:02 DEBUG : file1: reading active writers
2026/03/02 02:12:02 DEBUG : file1: active writers 1
2026/03/02 02:12:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:03 DEBUG : Looking for writers
2026/03/02 02:12:03 DEBUG : file1: reading active writers
2026/03/02 02:12:03 DEBUG : file1: active writers 1
2026/03/02 02:12:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:04 DEBUG : Looking for writers
2026/03/02 02:12:04 DEBUG : file1: reading active writers
2026/03/02 02:12:04 DEBUG : file1: active writers 1
2026/03/02 02:12:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:05 DEBUG : Looking for writers
2026/03/02 02:12:05 DEBUG : file1: reading active writers
2026/03/02 02:12:05 DEBUG : file1: active writers 1
2026/03/02 02:12:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:06 DEBUG : Looking for writers
2026/03/02 02:12:06 DEBUG : file1: reading active writers
2026/03/02 02:12:06 DEBUG : file1: active writers 1
2026/03/02 02:12:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:07 DEBUG : Looking for writers
2026/03/02 02:12:07 DEBUG : file1: reading active writers
2026/03/02 02:12:07 DEBUG : file1: active writers 1
2026/03/02 02:12:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:08 DEBUG : Looking for writers
2026/03/02 02:12:08 DEBUG : file1: reading active writers
2026/03/02 02:12:08 DEBUG : file1: active writers 1
2026/03/02 02:12:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:09 DEBUG : Looking for writers
2026/03/02 02:12:09 DEBUG : file1: reading active writers
2026/03/02 02:12:09 DEBUG : file1: active writers 1
2026/03/02 02:12:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:10 DEBUG : Looking for writers
2026/03/02 02:12:10 DEBUG : file1: reading active writers
2026/03/02 02:12:10 DEBUG : file1: active writers 1
2026/03/02 02:12:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/03/02 02:12:11 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007f3a40 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00093dc08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643411008} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc0005322c0 info:{ModTime:{wall:14006575646625161761 ext:220248279635 loc:0x45874c0} ATime:{wall:14006575646625161761 ext:220248279635 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/03/02 02:12:11 DEBUG : >WaitForWriters: 
2026/03/02 02:12:11 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:12:11 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.45s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:11 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:11 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/03/02 02:12:11 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:12:11 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/03/02 02:12:11 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-luguqep1japu"
2026/03/02 02:12:11 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/03/02 02:12:11 DEBUG : forgetting directory cache
2026/03/02 02:12:11.487581 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
2026/03/02 02:12:11.487613 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-luguqep1japu'": 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)
2026/03/02 02:12:11 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:11 DEBUG : Looking for writers
2026/03/02 02:12:11 DEBUG : >WaitForWriters: 
2026/03/02 02:12:11 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': vfs cache: cleaner exiting
2026/03/02 02:12:11 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.34s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:11.836186 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
2026/03/02 02:12:11.836219 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-luguqep1japu'": 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)
2026/03/02 02:12:11 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.35s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:12.178500 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
2026/03/02 02:12:12.178525 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-luguqep1japu'": 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)
2026/03/02 02:12:12 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.34s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:12.516155 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
2026/03/02 02:12:12.516187 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-luguqep1japu'": 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)
2026/03/02 02:12:12 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:12 DEBUG : Looking for writers
2026/03/02 02:12:12 DEBUG : >WaitForWriters: 
2026/03/02 02:12:12 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.34s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:12.879922 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
2026/03/02 02:12:12.879947 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-luguqep1japu'": 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)
2026/03/02 02:12:12 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:12 DEBUG : Looking for writers
2026/03/02 02:12:12 DEBUG : >WaitForWriters: 
2026/03/02 02:12:12 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.37s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:12 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:12 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:13.235170 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
2026/03/02 02:12:13.235194 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-luguqep1japu'": 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)
2026/03/02 02:12:13 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:13 DEBUG : Looking for writers
2026/03/02 02:12:13 DEBUG : >WaitForWriters: 
2026/03/02 02:12:13 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.35s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:13 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:13.623408 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
2026/03/02 02:12:13.623562 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-luguqep1japu'": 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)
2026/03/02 02:12:13 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:13 DEBUG : Looking for writers
2026/03/02 02:12:13 DEBUG : >WaitForWriters: 
2026/03/02 02:12:13 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.38s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:13 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:13 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:13 ERROR : error listing: directory not found
2026/03/02 02:12:14.114415 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
2026/03/02 02:12:14.114472 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)
2026/03/02 02:12:14 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
2026/03/02 02:12:14 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:14 DEBUG : Looking for writers
2026/03/02 02:12:14 DEBUG : >WaitForWriters: 
2026/03/02 02:12:14 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (0.50s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:14 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:14 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:14 ERROR : error listing: directory not found
2026/03/02 02:12:14 ERROR : error listing: directory not found
2026/03/02 02:12:14.656155 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
2026/03/02 02:12:14.656187 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)
2026/03/02 02:12:14 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
2026/03/02 02:12:14 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:14 DEBUG : Looking for writers
2026/03/02 02:12:14 DEBUG : >WaitForWriters: 
2026/03/02 02:12:14 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (0.53s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:14 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:14 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:14 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:12:14 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:12:14 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:14 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:12:14 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:12:14 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:14 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/03/02 02:12:14 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/03/02 02:12:14 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/03/02 02:12:14 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (5 bytes), uploading instead of streaming
2026/03/02 02:12:15.155669 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
2026/03/02 02:12:15.155703 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)
2026/03/02 02:12:15 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)
2026/03/02 02:12:15 DEBUG : file1: Remove: 
2026/03/02 02:12:15 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:12:15 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
2026/03/02 02:12:15 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
2026/03/02 02:12:16 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
2026/03/02 02:12:18 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
2026/03/02 02:12:22 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:12:22 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:12:22 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:22 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:12:22 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:12:22 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:22 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (0 bytes), uploading instead of streaming
2026/03/02 02:12:23.081522 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
2026/03/02 02:12:23.081544 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)
2026/03/02 02:12:23 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)
2026/03/02 02:12:23 DEBUG : file1: Remove: 
2026/03/02 02:12:23 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:12:23 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
2026/03/02 02:12:23 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:12:23 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:12:23 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:23 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:12:23 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:12:23 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
2026/03/02 02:12:23 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/03/02 02:12:23 DEBUG : Looking for writers
2026/03/02 02:12:23 DEBUG : file1: reading active writers
2026/03/02 02:12:23 DEBUG : file1: active writers 1
2026/03/02 02:12:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/03/02 02:12:24 DEBUG : Looking for writers
2026/03/02 02:12:24 DEBUG : file1: reading active writers
2026/03/02 02:12:24 DEBUG : file1: active writers 1
2026/03/02 02:12:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:25 DEBUG : Looking for writers
2026/03/02 02:12:25 DEBUG : file1: reading active writers
2026/03/02 02:12:25 DEBUG : file1: active writers 1
2026/03/02 02:12:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:26 DEBUG : Looking for writers
2026/03/02 02:12:26 DEBUG : file1: reading active writers
2026/03/02 02:12:26 DEBUG : file1: active writers 1
2026/03/02 02:12:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:27 DEBUG : Looking for writers
2026/03/02 02:12:27 DEBUG : file1: reading active writers
2026/03/02 02:12:27 DEBUG : file1: active writers 1
2026/03/02 02:12:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:28 DEBUG : Looking for writers
2026/03/02 02:12:28 DEBUG : file1: reading active writers
2026/03/02 02:12:28 DEBUG : file1: active writers 1
2026/03/02 02:12:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:29 DEBUG : Looking for writers
2026/03/02 02:12:29 DEBUG : file1: reading active writers
2026/03/02 02:12:29 DEBUG : file1: active writers 1
2026/03/02 02:12:29 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:30 DEBUG : Looking for writers
2026/03/02 02:12:30 DEBUG : file1: reading active writers
2026/03/02 02:12:30 DEBUG : file1: active writers 1
2026/03/02 02:12:30 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:31 DEBUG : Looking for writers
2026/03/02 02:12:31 DEBUG : file1: reading active writers
2026/03/02 02:12:31 DEBUG : file1: active writers 1
2026/03/02 02:12:31 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:32 DEBUG : Looking for writers
2026/03/02 02:12:32 DEBUG : file1: reading active writers
2026/03/02 02:12:32 DEBUG : file1: active writers 1
2026/03/02 02:12:32 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:33 DEBUG : Looking for writers
2026/03/02 02:12:33 DEBUG : file1: reading active writers
2026/03/02 02:12:33 DEBUG : file1: active writers 1
2026/03/02 02:12:33 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:34 DEBUG : Looking for writers
2026/03/02 02:12:34 DEBUG : file1: reading active writers
2026/03/02 02:12:34 DEBUG : file1: active writers 1
2026/03/02 02:12:34 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:35 DEBUG : Looking for writers
2026/03/02 02:12:35 DEBUG : file1: reading active writers
2026/03/02 02:12:35 DEBUG : file1: active writers 1
2026/03/02 02:12:35 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:36 DEBUG : Looking for writers
2026/03/02 02:12:36 DEBUG : file1: reading active writers
2026/03/02 02:12:36 DEBUG : file1: active writers 1
2026/03/02 02:12:36 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:37 DEBUG : Looking for writers
2026/03/02 02:12:37 DEBUG : file1: reading active writers
2026/03/02 02:12:37 DEBUG : file1: active writers 1
2026/03/02 02:12:37 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:38 DEBUG : Looking for writers
2026/03/02 02:12:38 DEBUG : file1: reading active writers
2026/03/02 02:12:38 DEBUG : file1: active writers 1
2026/03/02 02:12:38 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:39 DEBUG : Looking for writers
2026/03/02 02:12:39 DEBUG : file1: reading active writers
2026/03/02 02:12:39 DEBUG : file1: active writers 1
2026/03/02 02:12:39 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:40 DEBUG : Looking for writers
2026/03/02 02:12:40 DEBUG : file1: reading active writers
2026/03/02 02:12:40 DEBUG : file1: active writers 1
2026/03/02 02:12:40 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:41 DEBUG : Looking for writers
2026/03/02 02:12:41 DEBUG : file1: reading active writers
2026/03/02 02:12:41 DEBUG : file1: active writers 1
2026/03/02 02:12:41 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:42 DEBUG : Looking for writers
2026/03/02 02:12:42 DEBUG : file1: reading active writers
2026/03/02 02:12:42 DEBUG : file1: active writers 1
2026/03/02 02:12:42 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:43 DEBUG : Looking for writers
2026/03/02 02:12:43 DEBUG : file1: reading active writers
2026/03/02 02:12:43 DEBUG : file1: active writers 1
2026/03/02 02:12:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:44 DEBUG : Looking for writers
2026/03/02 02:12:44 DEBUG : file1: reading active writers
2026/03/02 02:12:44 DEBUG : file1: active writers 1
2026/03/02 02:12:44 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:45 DEBUG : Looking for writers
2026/03/02 02:12:45 DEBUG : file1: reading active writers
2026/03/02 02:12:45 DEBUG : file1: active writers 1
2026/03/02 02:12:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:46 DEBUG : Looking for writers
2026/03/02 02:12:46 DEBUG : file1: reading active writers
2026/03/02 02:12:46 DEBUG : file1: active writers 1
2026/03/02 02:12:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:47 DEBUG : Looking for writers
2026/03/02 02:12:47 DEBUG : file1: reading active writers
2026/03/02 02:12:47 DEBUG : file1: active writers 1
2026/03/02 02:12:47 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:48 DEBUG : Looking for writers
2026/03/02 02:12:48 DEBUG : file1: reading active writers
2026/03/02 02:12:48 DEBUG : file1: active writers 1
2026/03/02 02:12:48 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:49 DEBUG : Looking for writers
2026/03/02 02:12:49 DEBUG : file1: reading active writers
2026/03/02 02:12:49 DEBUG : file1: active writers 1
2026/03/02 02:12:49 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:50 DEBUG : Looking for writers
2026/03/02 02:12:50 DEBUG : file1: reading active writers
2026/03/02 02:12:50 DEBUG : file1: active writers 1
2026/03/02 02:12:50 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:51 DEBUG : Looking for writers
2026/03/02 02:12:51 DEBUG : file1: reading active writers
2026/03/02 02:12:51 DEBUG : file1: active writers 1
2026/03/02 02:12:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:52 DEBUG : Looking for writers
2026/03/02 02:12:52 DEBUG : file1: reading active writers
2026/03/02 02:12:52 DEBUG : file1: active writers 1
2026/03/02 02:12:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/03/02 02:12:53 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/03/02 02:12:53 DEBUG : >WaitForWriters: 
2026/03/02 02:12:53 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (38.43s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:12:53 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:12:53 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:12:53 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:12:53 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:12:53 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:53 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:12:53 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:12:53 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:12:53 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/03/02 02:12:54 DEBUG : file1: aborting in-sequence write wait, off=100
2026/03/02 02:12:54 DEBUG : file1: failed to wait for in-sequence write to 100
2026/03/02 02:12:54 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/03/02 02:12:54 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (11 bytes), uploading instead of streaming
2026/03/02 02:12:54.593043 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
2026/03/02 02:12:54.593080 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)
2026/03/02 02:12:54 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)
2026/03/02 02:12:54 DEBUG : file1: Remove: 
2026/03/02 02:12:54 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:12:54 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
2026/03/02 02:12:54 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
2026/03/02 02:12:54 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
2026/03/02 02:12:55 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
2026/03/02 02:12:57 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
2026/03/02 02:13:01 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:01 DEBUG : Looking for writers
2026/03/02 02:13:01 DEBUG : >WaitForWriters: 
2026/03/02 02:13:02 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (8.92s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:02 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:02 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:02 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:13:02 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:02 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:13:02 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:13:02 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:02 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (5 bytes), uploading instead of streaming
2026/03/02 02:13:02.487785 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
2026/03/02 02:13:02.487821 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)
2026/03/02 02:13:02 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)
2026/03/02 02:13:02 DEBUG : file1: Remove: 
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:13:02 DEBUG : file1: >Remove: err=<nil>
2026/03/02 02:13:02 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
2026/03/02 02:13:02 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
2026/03/02 02:13:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:02 DEBUG : Looking for writers
2026/03/02 02:13:02 DEBUG : >WaitForWriters: 
2026/03/02 02:13:02 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.49s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:02 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:02 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:02 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:13:02 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:02 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:13:02 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:13:02 DEBUG : file1: WriteFileHandle.Release closing
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:02 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (0 bytes), uploading instead of streaming
2026/03/02 02:13:02.981567 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
2026/03/02 02:13:02.981602 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)
2026/03/02 02:13:02 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)
2026/03/02 02:13:02 DEBUG : file1: Remove: 
2026/03/02 02:13:02 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:13:02 DEBUG : file1: >Remove: err=<nil>
2026/03/02 02:13:02 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
2026/03/02 02:13:02 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/03/02 02:13:02 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:02 DEBUG : Looking for writers
2026/03/02 02:13:02 DEBUG : >WaitForWriters: 
2026/03/02 02:13:03 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (0.48s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:03 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:03 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:03 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:13:03 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:03 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:13:03 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:03 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (2 bytes), uploading instead of streaming
2026/03/02 02:13:03.474401 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
2026/03/02 02:13:03.474488 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)
2026/03/02 02:13:03 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)
2026/03/02 02:13:03 DEBUG : file1: Remove: 
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:13:03 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
2026/03/02 02:13:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:03 DEBUG : Looking for writers
2026/03/02 02:13:03 DEBUG : >WaitForWriters: 
2026/03/02 02:13:03 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (0.50s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:03 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:03 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:03 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:13:03 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:03 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:13:03 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:03 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (0 bytes), uploading instead of streaming
2026/03/02 02:13:03.958770 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
2026/03/02 02:13:03.958801 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)
2026/03/02 02:13:03 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)
2026/03/02 02:13:03 DEBUG : file1: Remove: 
2026/03/02 02:13:03 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:13:03 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
2026/03/02 02:13:03 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/03/02 02:13:03 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
2026/03/02 02:13:03 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:03 DEBUG : Looking for writers
2026/03/02 02:13:03 DEBUG : >WaitForWriters: 
2026/03/02 02:13:04 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (0.47s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:04 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/03/02 02:13:04 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/03/02 02:13:04 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:04 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/03/02 02:13:04 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/03/02 02:13:04 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/03/02 02:13:04 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': File to upload is small (100 bytes), uploading instead of streaming
2026/03/02 02:13:04.411014 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
2026/03/02 02:13:04.411036 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)
2026/03/02 02:13:04 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)
2026/03/02 02:13:04 DEBUG : file1: Remove: 
2026/03/02 02:13:04 DEBUG : Added virtual directory entry vDel: "file1"
2026/03/02 02:13:04 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
2026/03/02 02:13:04 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/03/02 02:13:04 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
2026/03/02 02:13:04 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:04 DEBUG : Looking for writers
2026/03/02 02:13:04 DEBUG : >WaitForWriters: 
2026/03/02 02:13:04 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (0.47s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:04.731657 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
2026/03/02 02:13:04.731688 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-luguqep1japu'": 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)
2026/03/02 02:13:04 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:04 DEBUG : Looking for writers
2026/03/02 02:13:04 DEBUG : >WaitForWriters: 
2026/03/02 02:13:04 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.32s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:04 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:04 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:05.114187 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
2026/03/02 02:13:05.114222 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-luguqep1japu'": 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)
2026/03/02 02:13:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:05 DEBUG : Looking for writers
2026/03/02 02:13:05 DEBUG : >WaitForWriters: 
2026/03/02 02:13:05 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.38s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:05 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:05 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:05.523955 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
2026/03/02 02:13:05.523982 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-luguqep1japu'": 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)
2026/03/02 02:13:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:05 DEBUG : Looking for writers
2026/03/02 02:13:05 DEBUG : >WaitForWriters: 
2026/03/02 02:13:05 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.42s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-luguqep1japu'", Local "Local file system at /tmp/rclone3532381350", Modify Window "1s"
2026/03/02 02:13:05 INFO  : proton drive root link ID 'rclone-test-luguqep1japu': poll-interval is not supported by this remote
2026/03/02 02:13:05 NOTICE: proton drive root link ID 'rclone-test-luguqep1japu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/03/02 02:13:05.863257 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
2026/03/02 02:13:05.863308 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-luguqep1japu'": 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)
2026/03/02 02:13:05 DEBUG : WaitForWriters: timeout=30s
2026/03/02 02:13:05 DEBUG : Looking for writers
2026/03/02 02:13:05 DEBUG : >WaitForWriters: 
2026/03/02 02:13:05 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.33s)
FAIL
2026/03/02 02:13:05 DEBUG : proton drive root link ID 'rclone-test-luguqep1japu': Purge remote
2026/03/02 02:13:06 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 5m5.456974533s (try 5/5): 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]