"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 2/5)
2026/01/21 02:40:45 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-yayaqiv3seze"
2026/01/21 02:40:45 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/21 02:40:45 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': Has cached credentials
2026/01/21 02:40:46 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': Used cached credential to initialize the ProtonDrive API
2026/01/21 02:40:46 DEBUG : Creating backend with remote "/tmp/rclone4229719472"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:46 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:46 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:46.974990 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
2026/01/21 02:40:46.975034 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:46 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:46 DEBUG : Looking for writers
2026/01/21 02:40:46 DEBUG : >WaitForWriters: 
2026/01/21 02:40:47 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.36s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:47 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:47 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:47.325689 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
2026/01/21 02:40:47.325720 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:47 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:47 DEBUG : Looking for writers
2026/01/21 02:40:47 DEBUG : >WaitForWriters: 
2026/01/21 02:40:47 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.36s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:47 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:47 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:47.692564 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
2026/01/21 02:40:47.692597 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:47 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:47 DEBUG : Looking for writers
2026/01/21 02:40:47 DEBUG : >WaitForWriters: 
2026/01/21 02:40:47 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.36s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:47 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:47 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:48.070646 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
2026/01/21 02:40:48.070699 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:48 DEBUG : Looking for writers
2026/01/21 02:40:48 DEBUG : >WaitForWriters: 
2026/01/21 02:40:48 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.38s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:48 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:48 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:48.411763 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
2026/01/21 02:40:48.411791 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:48 DEBUG : Looking for writers
2026/01/21 02:40:48 DEBUG : >WaitForWriters: 
2026/01/21 02:40:48 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.35s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:48 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:48 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:48.771223 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
2026/01/21 02:40:48.771245 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:48 DEBUG : Looking for writers
2026/01/21 02:40:48 DEBUG : >WaitForWriters: 
2026/01/21 02:40:48 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.37s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:48 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:48 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:49.145600 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
2026/01/21 02:40:49.145620 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:49 DEBUG : Looking for writers
2026/01/21 02:40:49 DEBUG : >WaitForWriters: 
2026/01/21 02:40:49 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.38s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:49 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:49 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:49.520225 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
2026/01/21 02:40:49.520300 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:49 DEBUG : Looking for writers
2026/01/21 02:40:49 DEBUG : >WaitForWriters: 
2026/01/21 02:40:49 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.36s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:49 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:49 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:49.876558 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
2026/01/21 02:40:49.876572 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:49 DEBUG : Looking for writers
2026/01/21 02:40:49 DEBUG : >WaitForWriters: 
2026/01/21 02:40:49 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.34s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:49 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:49 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:50.211901 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
2026/01/21 02:40:50.211937 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:50 DEBUG : Looking for writers
2026/01/21 02:40:50 DEBUG : >WaitForWriters: 
2026/01/21 02:40:50 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.35s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:50 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:50 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:50.578957 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
2026/01/21 02:40:50.578979 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:50 DEBUG : Looking for writers
2026/01/21 02:40:50 DEBUG : >WaitForWriters: 
2026/01/21 02:40:50 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.37s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:50 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:50 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:50.925347 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
2026/01/21 02:40:50.925367 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:50 DEBUG : Looking for writers
2026/01/21 02:40:50 DEBUG : >WaitForWriters: 
2026/01/21 02:40:50 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.33s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:50 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:50 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:51.301231 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
2026/01/21 02:40:51.301265 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:51 DEBUG : Looking for writers
2026/01/21 02:40:51 DEBUG : >WaitForWriters: 
2026/01/21 02:40:51 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.40s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:51 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:51 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:51.699114 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
2026/01/21 02:40:51.699133 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:51 DEBUG : Looking for writers
2026/01/21 02:40:51 DEBUG : >WaitForWriters: 
2026/01/21 02:40:51 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.38s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:51 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:51 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:52.160043 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
2026/01/21 02:40:52.160079 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:52 DEBUG : Looking for writers
2026/01/21 02:40:52 DEBUG : >WaitForWriters: 
2026/01/21 02:40:52 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.47s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:52 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:52 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:52.518707 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
2026/01/21 02:40:52.518737 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:52 DEBUG : Looking for writers
2026/01/21 02:40:52 DEBUG : >WaitForWriters: 
2026/01/21 02:40:52 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.36s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:52 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:52 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:52.850568 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
2026/01/21 02:40:52.850597 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:52 DEBUG : Looking for writers
2026/01/21 02:40:52 DEBUG : >WaitForWriters: 
2026/01/21 02:40:52 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.33s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:52 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:52 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:53.221624 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
2026/01/21 02:40:53.221641 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:53 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:53 DEBUG : Looking for writers
2026/01/21 02:40:53 DEBUG : >WaitForWriters: 
2026/01/21 02:40:53 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.38s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:53 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:53 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:53.572160 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
2026/01/21 02:40:53.572181 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:53 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:53 DEBUG : Looking for writers
2026/01/21 02:40:53 DEBUG : >WaitForWriters: 
2026/01/21 02:40:53 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.34s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:53 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:53 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:53.929536 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
2026/01/21 02:40:53.929570 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:53 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:53 DEBUG : Looking for writers
2026/01/21 02:40:53 DEBUG : >WaitForWriters: 
2026/01/21 02:40:54 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.36s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:54 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:54 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:54.288252 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
2026/01/21 02:40:54.288285 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:54 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:54 DEBUG : Looking for writers
2026/01/21 02:40:54 DEBUG : >WaitForWriters: 
2026/01/21 02:40:54 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.35s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:54 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:54 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:54.626036 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
2026/01/21 02:40:54.626088 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:54 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:54 DEBUG : Looking for writers
2026/01/21 02:40:54 DEBUG : >WaitForWriters: 
2026/01/21 02:40:54 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-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:54 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:54 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:54.981132 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
2026/01/21 02:40:54.981162 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:54 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:54 DEBUG : Looking for writers
2026/01/21 02:40:54 DEBUG : >WaitForWriters: 
2026/01/21 02:40:55 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-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:55 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:55 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:55.341327 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
2026/01/21 02:40:55.341359 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:55 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:55 DEBUG : Looking for writers
2026/01/21 02:40:55 DEBUG : >WaitForWriters: 
2026/01/21 02:40:55 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-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:55 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:55 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:55 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:55.684687 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
2026/01/21 02:40:55.684722 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:55 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:55 DEBUG : Looking for writers
2026/01/21 02:40:55 DEBUG : >WaitForWriters: 
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:55 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-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:55 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:55 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:55 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:55 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:56.057228 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
2026/01/21 02:40:56.057252 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:56 DEBUG : Looking for writers
2026/01/21 02:40:56 DEBUG : >WaitForWriters: 
2026/01/21 02:40:56 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:56 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-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:56 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:56 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:56 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:56 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:56.426592 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
2026/01/21 02:40:56.426682 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:56 DEBUG : Looking for writers
2026/01/21 02:40:56 DEBUG : >WaitForWriters: 
2026/01/21 02:40:56 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:56 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (2.14s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.35s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.34s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.36s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.33s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.38s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.37s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:56 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:56 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:56.812159 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
2026/01/21 02:40:56.812188 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:56 DEBUG : Looking for writers
2026/01/21 02:40:56 DEBUG : >WaitForWriters: 
2026/01/21 02:40:56 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.39s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:56 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:56 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:57.154501 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
2026/01/21 02:40:57.154531 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:57 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:57 DEBUG : Looking for writers
2026/01/21 02:40:57 DEBUG : >WaitForWriters: 
2026/01/21 02:40:57 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.36s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:57 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:57 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:57.558994 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
2026/01/21 02:40:57.559020 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:57 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:57 DEBUG : Looking for writers
2026/01/21 02:40:57 DEBUG : >WaitForWriters: 
2026/01/21 02:40:57 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.38s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:57 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:57 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:57.925353 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
2026/01/21 02:40:57.925464 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:57 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:57 DEBUG : Looking for writers
2026/01/21 02:40:57 DEBUG : >WaitForWriters: 
2026/01/21 02:40:57 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.37s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:57 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:57 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:58.283641 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
2026/01/21 02:40:58.283734 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:58 DEBUG : Looking for writers
2026/01/21 02:40:58 DEBUG : >WaitForWriters: 
2026/01/21 02:40:58 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.37s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:58 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:58 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:58.618309 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
2026/01/21 02:40:58.618344 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:58 DEBUG : Looking for writers
2026/01/21 02:40:58 DEBUG : >WaitForWriters: 
2026/01/21 02:40:58 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:58 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:58 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:58 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:58 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:58 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:58 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:58 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:58.969965 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
2026/01/21 02:40:58.969980 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:58 DEBUG : Looking for writers
2026/01/21 02:40:58 DEBUG : >WaitForWriters: 
2026/01/21 02:40:58 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:59 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:59 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:59.317021 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
2026/01/21 02:40:59.317170 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:59 DEBUG : Looking for writers
2026/01/21 02:40:59 DEBUG : >WaitForWriters: 
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:59 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:59.649939 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
2026/01/21 02:40:59.649964 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:59 DEBUG : Looking for writers
2026/01/21 02:40:59 DEBUG : >WaitForWriters: 
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:40:59 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:40:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:40:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:40:59.996883 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
2026/01/21 02:40:59.996908 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:40:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:40:59 DEBUG : Looking for writers
2026/01/21 02:40:59 DEBUG : >WaitForWriters: 
2026/01/21 02:40:59 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:00 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:00 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:00 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:00.344564 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
2026/01/21 02:41:00.344583 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:00 DEBUG : Looking for writers
2026/01/21 02:41:00 DEBUG : >WaitForWriters: 
2026/01/21 02:41:00 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:00 ERROR : error listing: directory not found
--- FAIL: TestFileRename (2.06s)
    --- FAIL: TestFileRename/off,forceCache=false (0.32s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.36s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.34s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.34s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.35s)
    --- FAIL: TestFileRename/full,forceCache=false (0.35s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:00 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:41:00.729217 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
2026/01/21 02:41:00.729256 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:00 DEBUG : Looking for writers
2026/01/21 02:41:00 DEBUG : >WaitForWriters: 
2026/01/21 02:41:00 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.37s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:00 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:41:01.091325 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
2026/01/21 02:41:01.091384 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:01 DEBUG : Looking for writers
2026/01/21 02:41:01 DEBUG : >WaitForWriters: 
2026/01/21 02:41:01 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.37s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:01 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:01 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:41:01.480405 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
2026/01/21 02:41:01.480454 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:01 DEBUG : Looking for writers
2026/01/21 02:41:01 DEBUG : >WaitForWriters: 
2026/01/21 02:41:01 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.39s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:01 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:01 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:41:01.832762 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
2026/01/21 02:41:01.832786 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:01 DEBUG : Looking for writers
2026/01/21 02:41:01 DEBUG : >WaitForWriters: 
2026/01/21 02:41:01 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.35s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:01 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:01 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:41:02.211146 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
2026/01/21 02:41:02.211177 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:02 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:02 DEBUG : Looking for writers
2026/01/21 02:41:02 DEBUG : >WaitForWriters: 
2026/01/21 02:41:02 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.38s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:02 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:02 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:02 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:02.570596 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
2026/01/21 02:41:02.570618 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:02 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:02 DEBUG : Looking for writers
2026/01/21 02:41:02 DEBUG : >WaitForWriters: 
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:02 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.37s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:02 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:02 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:02 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:02 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:02.955084 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
2026/01/21 02:41:02.955112 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:02 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:02 DEBUG : Looking for writers
2026/01/21 02:41:02 DEBUG : >WaitForWriters: 
2026/01/21 02:41:02 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:03 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.38s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:03.311792 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
2026/01/21 02:41:03.311833 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:03 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:03 DEBUG : Looking for writers
2026/01/21 02:41:03 DEBUG : >WaitForWriters: 
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:03 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.35s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:03.677601 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
2026/01/21 02:41:03.677640 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:03 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:03 DEBUG : Looking for writers
2026/01/21 02:41:03 DEBUG : >WaitForWriters: 
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:03 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.37s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:03 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:03 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:04.033000 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
2026/01/21 02:41:04.033027 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:04 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : >WaitForWriters: 
2026/01/21 02:41:04 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:41:04 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.36s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:41:04 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:41:04 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:41:04 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:04 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:41:04 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:41:04 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:41:04 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:41:04 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:41:04 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): openPending: 
2026/01/21 02:41:04 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:41:04 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): >openPending: err=<nil>
2026/01/21 02:41:04 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:41:04 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:41:04 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:41:04 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): _writeAt: size=5, off=0
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): >_writeAt: n=5, err=<nil>
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): _writeAt: size=7, off=5
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): >_writeAt: n=7, err=<nil>
2026/01/21 02:41:04 DEBUG : file1: vfs cache: truncate to size=11
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): close: 
2026/01/21 02:41:04 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:41:04.20049186 +0000 UTC m=+18.370391164
2026/01/21 02:41:04 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): >close: err=<nil>
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): close: 
2026/01/21 02:41:04 DEBUG : file1(0xc0006be000): >close: err=file already closed
2026/01/21 02:41:04 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:41:04 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:41:04.660910 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
2026/01/21 02:41:04.660942 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)
2026/01/21 02:41:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:04 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)
2026/01/21 02:41:04 DEBUG : Looking for writers
2026/01/21 02:41:04 DEBUG : file1: reading active writers
2026/01/21 02:41:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:41:04 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:05.215392 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
2026/01/21 02:41:05.215422 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)
2026/01/21 02:41:05 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)
2026/01/21 02:41:05 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)
2026/01/21 02:41:05 DEBUG : Looking for writers
2026/01/21 02:41:05 DEBUG : file1: reading active writers
2026/01/21 02:41:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:05 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:05.964412 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
2026/01/21 02:41:05.964595 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)
2026/01/21 02:41:05 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)
2026/01/21 02:41:05 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)
2026/01/21 02:41:06 DEBUG : Looking for writers
2026/01/21 02:41:06 DEBUG : file1: reading active writers
2026/01/21 02:41:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:06 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:07.166357 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
2026/01/21 02:41:07.166404 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)
2026/01/21 02:41:07 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)
2026/01/21 02:41:07 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)
2026/01/21 02:41:07 DEBUG : Looking for writers
2026/01/21 02:41:07 DEBUG : file1: reading active writers
2026/01/21 02:41:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:08 DEBUG : Looking for writers
2026/01/21 02:41:08 DEBUG : file1: reading active writers
2026/01/21 02:41:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:08 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:09.090273 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
2026/01/21 02:41:09.090299 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)
2026/01/21 02:41:09 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:41:09 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)
2026/01/21 02:41:09 DEBUG : Looking for writers
2026/01/21 02:41:09 DEBUG : file1: reading active writers
2026/01/21 02:41:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:10 DEBUG : Looking for writers
2026/01/21 02:41:10 DEBUG : file1: reading active writers
2026/01/21 02:41:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:11 DEBUG : Looking for writers
2026/01/21 02:41:11 DEBUG : file1: reading active writers
2026/01/21 02:41:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:12 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:12 DEBUG : Looking for writers
2026/01/21 02:41:12 DEBUG : file1: reading active writers
2026/01/21 02:41:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:12.643715 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
2026/01/21 02:41:12.643748 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)
2026/01/21 02:41:12 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)
2026/01/21 02:41:12 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)
2026/01/21 02:41:13 DEBUG : Looking for writers
2026/01/21 02:41:13 DEBUG : file1: reading active writers
2026/01/21 02:41:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:14 DEBUG : Looking for writers
2026/01/21 02:41:14 DEBUG : file1: reading active writers
2026/01/21 02:41:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:15 DEBUG : Looking for writers
2026/01/21 02:41:15 DEBUG : file1: reading active writers
2026/01/21 02:41:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:16 DEBUG : Looking for writers
2026/01/21 02:41:16 DEBUG : file1: reading active writers
2026/01/21 02:41:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:17 DEBUG : Looking for writers
2026/01/21 02:41:17 DEBUG : file1: reading active writers
2026/01/21 02:41:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:18 DEBUG : Looking for writers
2026/01/21 02:41:18 DEBUG : file1: reading active writers
2026/01/21 02:41:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:19 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:19.422083 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
2026/01/21 02:41:19.422130 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)
2026/01/21 02:41:19 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)
2026/01/21 02:41:19 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)
2026/01/21 02:41:19 DEBUG : Looking for writers
2026/01/21 02:41:19 DEBUG : file1: reading active writers
2026/01/21 02:41:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:20 DEBUG : Looking for writers
2026/01/21 02:41:20 DEBUG : file1: reading active writers
2026/01/21 02:41:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:21 DEBUG : Looking for writers
2026/01/21 02:41:21 DEBUG : file1: reading active writers
2026/01/21 02:41:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:22 DEBUG : Looking for writers
2026/01/21 02:41:22 DEBUG : file1: reading active writers
2026/01/21 02:41:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:23 DEBUG : Looking for writers
2026/01/21 02:41:23 DEBUG : file1: reading active writers
2026/01/21 02:41:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:24 DEBUG : Looking for writers
2026/01/21 02:41:24 DEBUG : file1: reading active writers
2026/01/21 02:41:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:25 DEBUG : Looking for writers
2026/01/21 02:41:25 DEBUG : file1: reading active writers
2026/01/21 02:41:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:26 DEBUG : Looking for writers
2026/01/21 02:41:26 DEBUG : file1: reading active writers
2026/01/21 02:41:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:27 DEBUG : Looking for writers
2026/01/21 02:41:27 DEBUG : file1: reading active writers
2026/01/21 02:41:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:28 DEBUG : Looking for writers
2026/01/21 02:41:28 DEBUG : file1: reading active writers
2026/01/21 02:41:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:29 DEBUG : Looking for writers
2026/01/21 02:41:29 DEBUG : file1: reading active writers
2026/01/21 02:41:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:30 DEBUG : Looking for writers
2026/01/21 02:41:30 DEBUG : file1: reading active writers
2026/01/21 02:41:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:31 DEBUG : Looking for writers
2026/01/21 02:41:31 DEBUG : file1: reading active writers
2026/01/21 02:41:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:32 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:32 DEBUG : Looking for writers
2026/01/21 02:41:32 DEBUG : file1: reading active writers
2026/01/21 02:41:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:32.593572 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
2026/01/21 02:41:32.593601 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)
2026/01/21 02:41:32 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)
2026/01/21 02:41:32 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)
2026/01/21 02:41:33 DEBUG : Looking for writers
2026/01/21 02:41:33 DEBUG : file1: reading active writers
2026/01/21 02:41:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:34 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a370e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643289152} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866688344933204 ext:18370391164 loc:0x4465880} ATime:{wall:14002866688344958100 ext:18370416060 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:41:34 DEBUG : >WaitForWriters: 
2026/01/21 02:41:34 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
2026/01/21 02:41:35 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
2026/01/21 02:41:37 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
2026/01/21 02:41:41 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:41:41 DEBUG : Looking for writers
2026/01/21 02:41:41 DEBUG : file1: reading active writers
2026/01/21 02:41:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:41:42 DEBUG : Looking for writers
2026/01/21 02:41:42 DEBUG : file1: reading active writers
2026/01/21 02:41:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:41:42 DEBUG : Looking for writers
2026/01/21 02:41:42 DEBUG : file1: reading active writers
2026/01/21 02:41:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:43 DEBUG : Looking for writers
2026/01/21 02:41:43 DEBUG : file1: reading active writers
2026/01/21 02:41:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:44 DEBUG : Looking for writers
2026/01/21 02:41:44 DEBUG : file1: reading active writers
2026/01/21 02:41:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:45 DEBUG : Looking for writers
2026/01/21 02:41:45 DEBUG : file1: reading active writers
2026/01/21 02:41:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:46 DEBUG : Looking for writers
2026/01/21 02:41:46 DEBUG : file1: reading active writers
2026/01/21 02:41:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:47 DEBUG : Looking for writers
2026/01/21 02:41:47 DEBUG : file1: reading active writers
2026/01/21 02:41:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:48 DEBUG : Looking for writers
2026/01/21 02:41:48 DEBUG : file1: reading active writers
2026/01/21 02:41:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:49 DEBUG : Looking for writers
2026/01/21 02:41:49 DEBUG : file1: reading active writers
2026/01/21 02:41:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:50 DEBUG : Looking for writers
2026/01/21 02:41:50 DEBUG : file1: reading active writers
2026/01/21 02:41:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:51 DEBUG : Looking for writers
2026/01/21 02:41:51 DEBUG : file1: reading active writers
2026/01/21 02:41:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:52 DEBUG : Looking for writers
2026/01/21 02:41:52 DEBUG : file1: reading active writers
2026/01/21 02:41:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:53 DEBUG : Looking for writers
2026/01/21 02:41:53 DEBUG : file1: reading active writers
2026/01/21 02:41:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:54 DEBUG : Looking for writers
2026/01/21 02:41:54 DEBUG : file1: reading active writers
2026/01/21 02:41:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:55 DEBUG : Looking for writers
2026/01/21 02:41:55 DEBUG : file1: reading active writers
2026/01/21 02:41:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:56 DEBUG : Looking for writers
2026/01/21 02:41:56 DEBUG : file1: reading active writers
2026/01/21 02:41:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:57 DEBUG : Looking for writers
2026/01/21 02:41:57 DEBUG : file1: reading active writers
2026/01/21 02:41:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:58 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:41:58.632645 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
2026/01/21 02:41:58.632677 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)
2026/01/21 02:41:58 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)
2026/01/21 02:41:58 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)
2026/01/21 02:41:58 DEBUG : Looking for writers
2026/01/21 02:41:58 DEBUG : file1: reading active writers
2026/01/21 02:41:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:41:59 DEBUG : Looking for writers
2026/01/21 02:41:59 DEBUG : file1: reading active writers
2026/01/21 02:41:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:00 DEBUG : Looking for writers
2026/01/21 02:42:00 DEBUG : file1: reading active writers
2026/01/21 02:42:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:01 DEBUG : Looking for writers
2026/01/21 02:42:01 DEBUG : file1: reading active writers
2026/01/21 02:42:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:02 DEBUG : Looking for writers
2026/01/21 02:42:02 DEBUG : file1: reading active writers
2026/01/21 02:42:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:03 DEBUG : Looking for writers
2026/01/21 02:42:03 DEBUG : file1: reading active writers
2026/01/21 02:42:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:04 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:42:04 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:42:04 DEBUG : Looking for writers
2026/01/21 02:42:04 DEBUG : file1: reading active writers
2026/01/21 02:42:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:05 DEBUG : Looking for writers
2026/01/21 02:42:05 DEBUG : file1: reading active writers
2026/01/21 02:42:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:06 DEBUG : Looking for writers
2026/01/21 02:42:06 DEBUG : file1: reading active writers
2026/01/21 02:42:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:07 DEBUG : Looking for writers
2026/01/21 02:42:07 DEBUG : file1: reading active writers
2026/01/21 02:42:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:08 DEBUG : Looking for writers
2026/01/21 02:42:08 DEBUG : file1: reading active writers
2026/01/21 02:42:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:09 DEBUG : Looking for writers
2026/01/21 02:42:09 DEBUG : file1: reading active writers
2026/01/21 02:42:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:10 DEBUG : Looking for writers
2026/01/21 02:42:10 DEBUG : file1: reading active writers
2026/01/21 02:42:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:11 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a370e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643289152} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866688344933204 ext:18370391164 loc:0x4465880} ATime:{wall:14002866688344958100 ext:18370416060 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:42:11 DEBUG : >WaitForWriters: 
2026/01/21 02:42:11 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:42:11 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (67.51s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:42:11 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:42:11 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:42:11 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:42:11 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:42:11 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:42:11 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:42:11 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:42:11 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:42:11 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): openPending: 
2026/01/21 02:42:11 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:42:11 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): >openPending: err=<nil>
2026/01/21 02:42:11 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:42:11 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:42:11 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:42:11 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): _writeAt: size=7, off=0
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): >_writeAt: n=7, err=<nil>
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): _writeAt: size=6, off=5
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): >_writeAt: n=6, err=<nil>
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): close: 
2026/01/21 02:42:11 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:42:11.699186968 +0000 UTC m=+85.869086302
2026/01/21 02:42:11 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): >close: err=<nil>
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): _writeAt: size=5, off=0
2026/01/21 02:42:11 DEBUG : file1(0xc0006bed00): >_writeAt: n=0, err=file already closed
2026/01/21 02:42:11 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:42:11 DEBUG : Looking for writers
2026/01/21 02:42:11 DEBUG : file1: reading active writers
2026/01/21 02:42:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:42:11 DEBUG : Looking for writers
2026/01/21 02:42:11 DEBUG : file1: reading active writers
2026/01/21 02:42:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:42:11 DEBUG : Looking for writers
2026/01/21 02:42:11 DEBUG : file1: reading active writers
2026/01/21 02:42:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:42:11 DEBUG : Looking for writers
2026/01/21 02:42:11 DEBUG : file1: reading active writers
2026/01/21 02:42:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:42:11 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:11 DEBUG : Looking for writers
2026/01/21 02:42:11 DEBUG : file1: reading active writers
2026/01/21 02:42:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:42:12 DEBUG : Looking for writers
2026/01/21 02:42:12 DEBUG : file1: reading active writers
2026/01/21 02:42:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:42:12.144648 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
2026/01/21 02:42:12.144678 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)
2026/01/21 02:42:12 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)
2026/01/21 02:42:12 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)
2026/01/21 02:42:12 DEBUG : Looking for writers
2026/01/21 02:42:12 DEBUG : file1: reading active writers
2026/01/21 02:42:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:42:12 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:12.708875 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
2026/01/21 02:42:12.708910 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)
2026/01/21 02:42:12 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)
2026/01/21 02:42:12 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)
2026/01/21 02:42:12 DEBUG : Looking for writers
2026/01/21 02:42:12 DEBUG : file1: reading active writers
2026/01/21 02:42:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:13 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:13.451086 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
2026/01/21 02:42:13.451111 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)
2026/01/21 02:42:13 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)
2026/01/21 02:42:13 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)
2026/01/21 02:42:13 DEBUG : Looking for writers
2026/01/21 02:42:13 DEBUG : file1: reading active writers
2026/01/21 02:42:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:14 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:14.599550 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
2026/01/21 02:42:14.599570 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)
2026/01/21 02:42:14 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)
2026/01/21 02:42:14 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)
2026/01/21 02:42:14 DEBUG : Looking for writers
2026/01/21 02:42:14 DEBUG : file1: reading active writers
2026/01/21 02:42:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:15 DEBUG : Looking for writers
2026/01/21 02:42:15 DEBUG : file1: reading active writers
2026/01/21 02:42:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:16 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:16.533938 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
2026/01/21 02:42:16.533961 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)
2026/01/21 02:42:16 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)
2026/01/21 02:42:16 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)
2026/01/21 02:42:16 DEBUG : Looking for writers
2026/01/21 02:42:16 DEBUG : file1: reading active writers
2026/01/21 02:42:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:17 DEBUG : Looking for writers
2026/01/21 02:42:17 DEBUG : file1: reading active writers
2026/01/21 02:42:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:18 DEBUG : Looking for writers
2026/01/21 02:42:18 DEBUG : file1: reading active writers
2026/01/21 02:42:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:19 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:19 DEBUG : Looking for writers
2026/01/21 02:42:19 DEBUG : file1: reading active writers
2026/01/21 02:42:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:20.067279 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
2026/01/21 02:42:20.067339 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)
2026/01/21 02:42:20 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)
2026/01/21 02:42:20 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)
2026/01/21 02:42:20 DEBUG : Looking for writers
2026/01/21 02:42:20 DEBUG : file1: reading active writers
2026/01/21 02:42:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:21 DEBUG : Looking for writers
2026/01/21 02:42:21 DEBUG : file1: reading active writers
2026/01/21 02:42:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:22 DEBUG : Looking for writers
2026/01/21 02:42:22 DEBUG : file1: reading active writers
2026/01/21 02:42:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:23 DEBUG : Looking for writers
2026/01/21 02:42:23 DEBUG : file1: reading active writers
2026/01/21 02:42:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:24 DEBUG : Looking for writers
2026/01/21 02:42:24 DEBUG : file1: reading active writers
2026/01/21 02:42:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:25 DEBUG : Looking for writers
2026/01/21 02:42:25 DEBUG : file1: reading active writers
2026/01/21 02:42:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:26 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:26.833867 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
2026/01/21 02:42:26.833938 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)
2026/01/21 02:42:26 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)
2026/01/21 02:42:26 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)
2026/01/21 02:42:26 DEBUG : Looking for writers
2026/01/21 02:42:26 DEBUG : file1: reading active writers
2026/01/21 02:42:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:27 DEBUG : Looking for writers
2026/01/21 02:42:27 DEBUG : file1: reading active writers
2026/01/21 02:42:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:28 DEBUG : Looking for writers
2026/01/21 02:42:28 DEBUG : file1: reading active writers
2026/01/21 02:42:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:29 DEBUG : Looking for writers
2026/01/21 02:42:29 DEBUG : file1: reading active writers
2026/01/21 02:42:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:30 DEBUG : Looking for writers
2026/01/21 02:42:30 DEBUG : file1: reading active writers
2026/01/21 02:42:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:31 DEBUG : Looking for writers
2026/01/21 02:42:31 DEBUG : file1: reading active writers
2026/01/21 02:42:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:32 DEBUG : Looking for writers
2026/01/21 02:42:32 DEBUG : file1: reading active writers
2026/01/21 02:42:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:33 DEBUG : Looking for writers
2026/01/21 02:42:33 DEBUG : file1: reading active writers
2026/01/21 02:42:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:34 DEBUG : Looking for writers
2026/01/21 02:42:34 DEBUG : file1: reading active writers
2026/01/21 02:42:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:35 DEBUG : Looking for writers
2026/01/21 02:42:35 DEBUG : file1: reading active writers
2026/01/21 02:42:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:36 DEBUG : Looking for writers
2026/01/21 02:42:36 DEBUG : file1: reading active writers
2026/01/21 02:42:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:37 DEBUG : Looking for writers
2026/01/21 02:42:37 DEBUG : file1: reading active writers
2026/01/21 02:42:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:38 DEBUG : Looking for writers
2026/01/21 02:42:38 DEBUG : file1: reading active writers
2026/01/21 02:42:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:39 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:42:39 DEBUG : Looking for writers
2026/01/21 02:42:39 DEBUG : file1: reading active writers
2026/01/21 02:42:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:40.191466 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
2026/01/21 02:42:40.191501 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)
2026/01/21 02:42:40 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)
2026/01/21 02:42:40 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)
2026/01/21 02:42:40 DEBUG : Looking for writers
2026/01/21 02:42:40 DEBUG : file1: reading active writers
2026/01/21 02:42:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:41 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000742960 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643289408} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866760784330520 ext:85869086302 loc:0x4465880} ATime:{wall:14002866760784362069 ext:85869117841 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:42:41 DEBUG : >WaitForWriters: 
2026/01/21 02:42:41 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
2026/01/21 02:42:42 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
2026/01/21 02:42:45 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
2026/01/21 02:42:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:42:49 DEBUG : Looking for writers
2026/01/21 02:42:49 DEBUG : file1: reading active writers
2026/01/21 02:42:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:42:50 DEBUG : Looking for writers
2026/01/21 02:42:50 DEBUG : file1: reading active writers
2026/01/21 02:42:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:51 DEBUG : Looking for writers
2026/01/21 02:42:51 DEBUG : file1: reading active writers
2026/01/21 02:42:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:52 DEBUG : Looking for writers
2026/01/21 02:42:52 DEBUG : file1: reading active writers
2026/01/21 02:42:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:53 DEBUG : Looking for writers
2026/01/21 02:42:53 DEBUG : file1: reading active writers
2026/01/21 02:42:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:54 DEBUG : Looking for writers
2026/01/21 02:42:54 DEBUG : file1: reading active writers
2026/01/21 02:42:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:55 DEBUG : Looking for writers
2026/01/21 02:42:55 DEBUG : file1: reading active writers
2026/01/21 02:42:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:56 DEBUG : Looking for writers
2026/01/21 02:42:56 DEBUG : file1: reading active writers
2026/01/21 02:42:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:57 DEBUG : Looking for writers
2026/01/21 02:42:57 DEBUG : file1: reading active writers
2026/01/21 02:42:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:58 DEBUG : Looking for writers
2026/01/21 02:42:58 DEBUG : file1: reading active writers
2026/01/21 02:42:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:42:59 DEBUG : Looking for writers
2026/01/21 02:42:59 DEBUG : file1: reading active writers
2026/01/21 02:42:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:00 DEBUG : Looking for writers
2026/01/21 02:43:00 DEBUG : file1: reading active writers
2026/01/21 02:43:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:01 DEBUG : Looking for writers
2026/01/21 02:43:01 DEBUG : file1: reading active writers
2026/01/21 02:43:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:02 DEBUG : Looking for writers
2026/01/21 02:43:02 DEBUG : file1: reading active writers
2026/01/21 02:43:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:03 DEBUG : Looking for writers
2026/01/21 02:43:03 DEBUG : file1: reading active writers
2026/01/21 02:43:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:04 DEBUG : Looking for writers
2026/01/21 02:43:04 DEBUG : file1: reading active writers
2026/01/21 02:43:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:05 DEBUG : Looking for writers
2026/01/21 02:43:05 DEBUG : file1: reading active writers
2026/01/21 02:43:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:05 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:06.214492 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
2026/01/21 02:43:06.214532 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)
2026/01/21 02:43:06 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)
2026/01/21 02:43:06 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)
2026/01/21 02:43:06 DEBUG : Looking for writers
2026/01/21 02:43:06 DEBUG : file1: reading active writers
2026/01/21 02:43:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:07 DEBUG : Looking for writers
2026/01/21 02:43:07 DEBUG : file1: reading active writers
2026/01/21 02:43:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:08 DEBUG : Looking for writers
2026/01/21 02:43:08 DEBUG : file1: reading active writers
2026/01/21 02:43:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:09 DEBUG : Looking for writers
2026/01/21 02:43:09 DEBUG : file1: reading active writers
2026/01/21 02:43:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:10 DEBUG : Looking for writers
2026/01/21 02:43:10 DEBUG : file1: reading active writers
2026/01/21 02:43:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:11 DEBUG : Looking for writers
2026/01/21 02:43:11 DEBUG : file1: reading active writers
2026/01/21 02:43:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:11 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:43:11 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:43:12 DEBUG : Looking for writers
2026/01/21 02:43:12 DEBUG : file1: reading active writers
2026/01/21 02:43:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:13 DEBUG : Looking for writers
2026/01/21 02:43:13 DEBUG : file1: reading active writers
2026/01/21 02:43:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:14 DEBUG : Looking for writers
2026/01/21 02:43:14 DEBUG : file1: reading active writers
2026/01/21 02:43:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:15 DEBUG : Looking for writers
2026/01/21 02:43:15 DEBUG : file1: reading active writers
2026/01/21 02:43:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:16 DEBUG : Looking for writers
2026/01/21 02:43:16 DEBUG : file1: reading active writers
2026/01/21 02:43:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:17 DEBUG : Looking for writers
2026/01/21 02:43:17 DEBUG : file1: reading active writers
2026/01/21 02:43:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:18 DEBUG : Looking for writers
2026/01/21 02:43:18 DEBUG : file1: reading active writers
2026/01/21 02:43:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:43:19 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000742960 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643289408} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866760784330520 ext:85869086302 loc:0x4465880} ATime:{wall:14002866760784362069 ext:85869117841 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:43:19 DEBUG : >WaitForWriters: 
2026/01/21 02:43:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:43:19 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (67.49s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:43:19 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:43:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:43:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:43:19 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:43:19 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:43:19 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:43:19 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:43:19 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:43:19 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:43:19 DEBUG : file1(0xc000b11640): openPending: 
2026/01/21 02:43:19 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:43:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:43:19 DEBUG : file1(0xc000b11640): >openPending: err=<nil>
2026/01/21 02:43:19 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:43:19 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:43:19 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:43:19 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:43:19 DEBUG : file1(0xc000b11640): close: 
2026/01/21 02:43:19 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:43:19.198823651 +0000 UTC m=+153.368723056
2026/01/21 02:43:19 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:43:19 DEBUG : file1(0xc000b11640): >close: err=<nil>
2026/01/21 02:43:19 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/21 02:43:19 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/21 02:43:19 DEBUG : file2: newRWFileHandle: 
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): openPending: 
2026/01/21 02:43:19 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:43:19 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): >openPending: err=<nil>
2026/01/21 02:43:19 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/21 02:43:19 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:43:19 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/21 02:43:19 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): RWFileHandle.Flush
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): RWFileHandle.Release
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): close: 
2026/01/21 02:43:19 DEBUG : file2: vfs cache: setting modification time to 2026-01-21 02:43:19.200474002 +0000 UTC m=+153.370373327
2026/01/21 02:43:19 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/21 02:43:19 DEBUG : file2(0xc000b11b00): >close: err=<nil>
2026/01/21 02:43:19 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:43:19 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:19 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:43:19.647940 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
2026/01/21 02:43:19.647964 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)
2026/01/21 02:43:19 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)
2026/01/21 02:43:19 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)
2026/01/21 02:43:19 DEBUG : Looking for writers
2026/01/21 02:43:19 DEBUG : file1: reading active writers
2026/01/21 02:43:19 DEBUG : file2: reading active writers
2026/01/21 02:43:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:43:19 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:19.981302 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
2026/01/21 02:43:19.981324 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)
2026/01/21 02:43:19 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)
2026/01/21 02:43:19 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)
2026/01/21 02:43:20 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:20.324151 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
2026/01/21 02:43:20.324181 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)
2026/01/21 02:43:20 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)
2026/01/21 02:43:20 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)
2026/01/21 02:43:20 DEBUG : Looking for writers
2026/01/21 02:43:20 DEBUG : file1: reading active writers
2026/01/21 02:43:20 DEBUG : file2: reading active writers
2026/01/21 02:43:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:20.656872 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
2026/01/21 02:43:20.656900 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)
2026/01/21 02:43:20 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)
2026/01/21 02:43:20 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)
2026/01/21 02:43:20 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:21 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:21.119501 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
2026/01/21 02:43:21.119531 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)
2026/01/21 02:43:21 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)
2026/01/21 02:43:21 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)
2026/01/21 02:43:21.460475 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
2026/01/21 02:43:21.460492 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)
2026/01/21 02:43:21 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)
2026/01/21 02:43:21 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)
2026/01/21 02:43:21 DEBUG : Looking for writers
2026/01/21 02:43:21 DEBUG : file1: reading active writers
2026/01/21 02:43:21 DEBUG : file2: reading active writers
2026/01/21 02:43:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:21 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:22 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:22.274146 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
2026/01/21 02:43:22.274168 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)
2026/01/21 02:43:22 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)
2026/01/21 02:43:22 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)
2026/01/21 02:43:22 DEBUG : Looking for writers
2026/01/21 02:43:22 DEBUG : file1: reading active writers
2026/01/21 02:43:22 DEBUG : file2: reading active writers
2026/01/21 02:43:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:22.630792 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
2026/01/21 02:43:22.630809 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)
2026/01/21 02:43:22 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)
2026/01/21 02:43:22 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)
2026/01/21 02:43:23 DEBUG : Looking for writers
2026/01/21 02:43:23 DEBUG : file1: reading active writers
2026/01/21 02:43:23 DEBUG : file2: reading active writers
2026/01/21 02:43:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:23 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:24 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:24.274612 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
2026/01/21 02:43:24.274641 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)
2026/01/21 02:43:24 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)
2026/01/21 02:43:24 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)
2026/01/21 02:43:24 DEBUG : Looking for writers
2026/01/21 02:43:24 DEBUG : file1: reading active writers
2026/01/21 02:43:24 DEBUG : file2: reading active writers
2026/01/21 02:43:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:24.640416 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
2026/01/21 02:43:24.640494 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)
2026/01/21 02:43:24 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)
2026/01/21 02:43:24 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)
2026/01/21 02:43:25 DEBUG : Looking for writers
2026/01/21 02:43:25 DEBUG : file1: reading active writers
2026/01/21 02:43:25 DEBUG : file2: reading active writers
2026/01/21 02:43:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:26 DEBUG : Looking for writers
2026/01/21 02:43:26 DEBUG : file1: reading active writers
2026/01/21 02:43:26 DEBUG : file2: reading active writers
2026/01/21 02:43:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:27 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:27 DEBUG : Looking for writers
2026/01/21 02:43:27 DEBUG : file1: reading active writers
2026/01/21 02:43:27 DEBUG : file2: reading active writers
2026/01/21 02:43:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:27 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:27.849555 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
2026/01/21 02:43:27.849614 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)
2026/01/21 02:43:27 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)
2026/01/21 02:43:27 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)
2026/01/21 02:43:28.193574 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
2026/01/21 02:43:28.193593 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)
2026/01/21 02:43:28 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)
2026/01/21 02:43:28 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)
2026/01/21 02:43:28 DEBUG : Looking for writers
2026/01/21 02:43:28 DEBUG : file1: reading active writers
2026/01/21 02:43:28 DEBUG : file2: reading active writers
2026/01/21 02:43:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:29 DEBUG : Looking for writers
2026/01/21 02:43:29 DEBUG : file1: reading active writers
2026/01/21 02:43:29 DEBUG : file2: reading active writers
2026/01/21 02:43:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:30 DEBUG : Looking for writers
2026/01/21 02:43:30 DEBUG : file1: reading active writers
2026/01/21 02:43:30 DEBUG : file2: reading active writers
2026/01/21 02:43:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:31 DEBUG : Looking for writers
2026/01/21 02:43:31 DEBUG : file1: reading active writers
2026/01/21 02:43:31 DEBUG : file2: reading active writers
2026/01/21 02:43:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:32 DEBUG : Looking for writers
2026/01/21 02:43:32 DEBUG : file2: reading active writers
2026/01/21 02:43:32 DEBUG : file1: reading active writers
2026/01/21 02:43:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:33 DEBUG : Looking for writers
2026/01/21 02:43:33 DEBUG : file1: reading active writers
2026/01/21 02:43:33 DEBUG : file2: reading active writers
2026/01/21 02:43:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:34 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:34 DEBUG : Looking for writers
2026/01/21 02:43:34 DEBUG : file1: reading active writers
2026/01/21 02:43:34 DEBUG : file2: reading active writers
2026/01/21 02:43:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:34 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:34.686066 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
2026/01/21 02:43:34.686106 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)
2026/01/21 02:43:34 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)
2026/01/21 02:43:34 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)
2026/01/21 02:43:35.046730 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
2026/01/21 02:43:35.046795 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)
2026/01/21 02:43:35 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)
2026/01/21 02:43:35 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)
2026/01/21 02:43:35 DEBUG : Looking for writers
2026/01/21 02:43:35 DEBUG : file1: reading active writers
2026/01/21 02:43:35 DEBUG : file2: reading active writers
2026/01/21 02:43:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:36 DEBUG : Looking for writers
2026/01/21 02:43:36 DEBUG : file1: reading active writers
2026/01/21 02:43:36 DEBUG : file2: reading active writers
2026/01/21 02:43:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:37 DEBUG : Looking for writers
2026/01/21 02:43:37 DEBUG : file1: reading active writers
2026/01/21 02:43:37 DEBUG : file2: reading active writers
2026/01/21 02:43:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:38 DEBUG : Looking for writers
2026/01/21 02:43:38 DEBUG : file2: reading active writers
2026/01/21 02:43:38 DEBUG : file1: reading active writers
2026/01/21 02:43:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:39 DEBUG : Looking for writers
2026/01/21 02:43:39 DEBUG : file2: reading active writers
2026/01/21 02:43:39 DEBUG : file1: reading active writers
2026/01/21 02:43:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:40 DEBUG : Looking for writers
2026/01/21 02:43:40 DEBUG : file2: reading active writers
2026/01/21 02:43:40 DEBUG : file1: reading active writers
2026/01/21 02:43:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:41 DEBUG : Looking for writers
2026/01/21 02:43:41 DEBUG : file1: reading active writers
2026/01/21 02:43:41 DEBUG : file2: reading active writers
2026/01/21 02:43:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:42 DEBUG : Looking for writers
2026/01/21 02:43:42 DEBUG : file1: reading active writers
2026/01/21 02:43:42 DEBUG : file2: reading active writers
2026/01/21 02:43:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:43 DEBUG : Looking for writers
2026/01/21 02:43:43 DEBUG : file1: reading active writers
2026/01/21 02:43:43 DEBUG : file2: reading active writers
2026/01/21 02:43:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:44 DEBUG : Looking for writers
2026/01/21 02:43:44 DEBUG : file1: reading active writers
2026/01/21 02:43:44 DEBUG : file2: reading active writers
2026/01/21 02:43:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:45 DEBUG : Looking for writers
2026/01/21 02:43:45 DEBUG : file2: reading active writers
2026/01/21 02:43:45 DEBUG : file1: reading active writers
2026/01/21 02:43:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:46 DEBUG : Looking for writers
2026/01/21 02:43:46 DEBUG : file1: reading active writers
2026/01/21 02:43:46 DEBUG : file2: reading active writers
2026/01/21 02:43:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:47 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:43:47 DEBUG : Looking for writers
2026/01/21 02:43:47 DEBUG : file1: reading active writers
2026/01/21 02:43:47 DEBUG : file2: reading active writers
2026/01/21 02:43:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:47.833310 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
2026/01/21 02:43:47.833332 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)
2026/01/21 02:43:47 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)
2026/01/21 02:43:47 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)
2026/01/21 02:43:47 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:43:48.172411 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
2026/01/21 02:43:48.172447 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)
2026/01/21 02:43:48 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)
2026/01/21 02:43:48 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)
2026/01/21 02:43:48 DEBUG : Looking for writers
2026/01/21 02:43:48 DEBUG : file1: reading active writers
2026/01/21 02:43:48 DEBUG : file2: reading active writers
2026/01/21 02:43:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:49 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00082d2c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643290944} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866833298411235 ext:153368723056 loc:0x4465880} ATime:{wall:14002866833298740255 ext:153369052005 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00082d2c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920808 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643291200} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866833300061586 ext:153370373327 loc:0x4465880} ATime:{wall:14002866833300289317 ext:153370601056 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:43:49 DEBUG : >WaitForWriters: 
2026/01/21 02:43:49 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
2026/01/21 02:43:50 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
2026/01/21 02:43:52 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
2026/01/21 02:43:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:43:56 DEBUG : Looking for writers
2026/01/21 02:43:56 DEBUG : file1: reading active writers
2026/01/21 02:43:56 DEBUG : file2: reading active writers
2026/01/21 02:43:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:43:57 DEBUG : Looking for writers
2026/01/21 02:43:57 DEBUG : file2: reading active writers
2026/01/21 02:43:57 DEBUG : file1: reading active writers
2026/01/21 02:43:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:43:57 DEBUG : Looking for writers
2026/01/21 02:43:57 DEBUG : file1: reading active writers
2026/01/21 02:43:57 DEBUG : file2: reading active writers
2026/01/21 02:43:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:58 DEBUG : Looking for writers
2026/01/21 02:43:58 DEBUG : file1: reading active writers
2026/01/21 02:43:58 DEBUG : file2: reading active writers
2026/01/21 02:43:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:43:59 DEBUG : Looking for writers
2026/01/21 02:43:59 DEBUG : file1: reading active writers
2026/01/21 02:43:59 DEBUG : file2: reading active writers
2026/01/21 02:43:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:00 DEBUG : Looking for writers
2026/01/21 02:44:00 DEBUG : file1: reading active writers
2026/01/21 02:44:00 DEBUG : file2: reading active writers
2026/01/21 02:44:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:01 DEBUG : Looking for writers
2026/01/21 02:44:01 DEBUG : file1: reading active writers
2026/01/21 02:44:01 DEBUG : file2: reading active writers
2026/01/21 02:44:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:02 DEBUG : Looking for writers
2026/01/21 02:44:02 DEBUG : file1: reading active writers
2026/01/21 02:44:02 DEBUG : file2: reading active writers
2026/01/21 02:44:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:03 DEBUG : Looking for writers
2026/01/21 02:44:03 DEBUG : file1: reading active writers
2026/01/21 02:44:03 DEBUG : file2: reading active writers
2026/01/21 02:44:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:04 DEBUG : Looking for writers
2026/01/21 02:44:04 DEBUG : file1: reading active writers
2026/01/21 02:44:04 DEBUG : file2: reading active writers
2026/01/21 02:44:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:05 DEBUG : Looking for writers
2026/01/21 02:44:05 DEBUG : file1: reading active writers
2026/01/21 02:44:05 DEBUG : file2: reading active writers
2026/01/21 02:44:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:06 DEBUG : Looking for writers
2026/01/21 02:44:06 DEBUG : file1: reading active writers
2026/01/21 02:44:06 DEBUG : file2: reading active writers
2026/01/21 02:44:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:07 DEBUG : Looking for writers
2026/01/21 02:44:07 DEBUG : file1: reading active writers
2026/01/21 02:44:07 DEBUG : file2: reading active writers
2026/01/21 02:44:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:08 DEBUG : Looking for writers
2026/01/21 02:44:08 DEBUG : file2: reading active writers
2026/01/21 02:44:08 DEBUG : file1: reading active writers
2026/01/21 02:44:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:09 DEBUG : Looking for writers
2026/01/21 02:44:09 DEBUG : file1: reading active writers
2026/01/21 02:44:09 DEBUG : file2: reading active writers
2026/01/21 02:44:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:10 DEBUG : Looking for writers
2026/01/21 02:44:10 DEBUG : file1: reading active writers
2026/01/21 02:44:10 DEBUG : file2: reading active writers
2026/01/21 02:44:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:11 DEBUG : Looking for writers
2026/01/21 02:44:11 DEBUG : file1: reading active writers
2026/01/21 02:44:11 DEBUG : file2: reading active writers
2026/01/21 02:44:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:12 DEBUG : Looking for writers
2026/01/21 02:44:12 DEBUG : file1: reading active writers
2026/01/21 02:44:12 DEBUG : file2: reading active writers
2026/01/21 02:44:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:13 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:44:13 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:44:13.883793 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
2026/01/21 02:44:13.883817 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)
2026/01/21 02:44:13 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)
2026/01/21 02:44:13 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)
2026/01/21 02:44:13 DEBUG : Looking for writers
2026/01/21 02:44:13 DEBUG : file1: reading active writers
2026/01/21 02:44:13 DEBUG : file2: reading active writers
2026/01/21 02:44:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:14.239857 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
2026/01/21 02:44:14.239880 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)
2026/01/21 02:44:14 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)
2026/01/21 02:44:14 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)
2026/01/21 02:44:14 DEBUG : Looking for writers
2026/01/21 02:44:14 DEBUG : file1: reading active writers
2026/01/21 02:44:14 DEBUG : file2: reading active writers
2026/01/21 02:44:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:15 DEBUG : Looking for writers
2026/01/21 02:44:15 DEBUG : file1: reading active writers
2026/01/21 02:44:15 DEBUG : file2: reading active writers
2026/01/21 02:44:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:16 DEBUG : Looking for writers
2026/01/21 02:44:16 DEBUG : file2: reading active writers
2026/01/21 02:44:16 DEBUG : file1: reading active writers
2026/01/21 02:44:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:17 DEBUG : Looking for writers
2026/01/21 02:44:17 DEBUG : file2: reading active writers
2026/01/21 02:44:17 DEBUG : file1: reading active writers
2026/01/21 02:44:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:18 DEBUG : Looking for writers
2026/01/21 02:44:18 DEBUG : file1: reading active writers
2026/01/21 02:44:18 DEBUG : file2: reading active writers
2026/01/21 02:44:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:44:19 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/21 02:44:19 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/01/21 02:44:19 DEBUG : Looking for writers
2026/01/21 02:44:19 DEBUG : file1: reading active writers
2026/01/21 02:44:19 DEBUG : file2: reading active writers
2026/01/21 02:44:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:20 DEBUG : Looking for writers
2026/01/21 02:44:20 DEBUG : file1: reading active writers
2026/01/21 02:44:20 DEBUG : file2: reading active writers
2026/01/21 02:44:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:21 DEBUG : Looking for writers
2026/01/21 02:44:21 DEBUG : file1: reading active writers
2026/01/21 02:44:21 DEBUG : file2: reading active writers
2026/01/21 02:44:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:22 DEBUG : Looking for writers
2026/01/21 02:44:22 DEBUG : file2: reading active writers
2026/01/21 02:44:22 DEBUG : file1: reading active writers
2026/01/21 02:44:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:23 DEBUG : Looking for writers
2026/01/21 02:44:23 DEBUG : file1: reading active writers
2026/01/21 02:44:23 DEBUG : file2: reading active writers
2026/01/21 02:44:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:24 DEBUG : Looking for writers
2026/01/21 02:44:24 DEBUG : file1: reading active writers
2026/01/21 02:44:24 DEBUG : file2: reading active writers
2026/01/21 02:44:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:25 DEBUG : Looking for writers
2026/01/21 02:44:25 DEBUG : file1: reading active writers
2026/01/21 02:44:25 DEBUG : file2: reading active writers
2026/01/21 02:44:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:44:26 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00082d2c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643290944} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866833298411235 ext:153368723056 loc:0x4465880} ATime:{wall:14002866833298740255 ext:153369052005 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00082d2c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000920808 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643291200} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002866833300061586 ext:153370373327 loc:0x4465880} ATime:{wall:14002866833300289317 ext:153370601056 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:44:26 DEBUG : >WaitForWriters: 
2026/01/21 02:44:26 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:44:26 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (67.59s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:26 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:26 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:44:26 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:26 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:44:26.979749 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
2026/01/21 02:44:26.979767 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:26 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:26 DEBUG : Looking for writers
2026/01/21 02:44:26 DEBUG : >WaitForWriters: 
2026/01/21 02:44:26 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:44:27 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.35s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:27 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:44:27.304071 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
2026/01/21 02:44:27.304090 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:27 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : >WaitForWriters: 
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:44:27 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.32s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:27 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:27 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:44:27 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:44:27 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:44:27 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:44:27 DEBUG : file1(0xc000777e80): openPending: 
2026/01/21 02:44:27 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:44:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:44:27 DEBUG : file1(0xc000777e80): >openPending: err=<nil>
2026/01/21 02:44:27 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:44:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:44:27 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:44:27 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:44:27.737562 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
2026/01/21 02:44:27.737599 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:27 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : file1: reading active writers
2026/01/21 02:44:27 DEBUG : file1: active writers 1
2026/01/21 02:44:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : file1: reading active writers
2026/01/21 02:44:27 DEBUG : file1: active writers 1
2026/01/21 02:44:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : file1: reading active writers
2026/01/21 02:44:27 DEBUG : file1: active writers 1
2026/01/21 02:44:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : file1: reading active writers
2026/01/21 02:44:27 DEBUG : file1: active writers 1
2026/01/21 02:44:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:44:27 DEBUG : Looking for writers
2026/01/21 02:44:27 DEBUG : file1: reading active writers
2026/01/21 02:44:27 DEBUG : file1: active writers 1
2026/01/21 02:44:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:44:28 DEBUG : Looking for writers
2026/01/21 02:44:28 DEBUG : file1: reading active writers
2026/01/21 02:44:28 DEBUG : file1: active writers 1
2026/01/21 02:44:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:44:28 DEBUG : Looking for writers
2026/01/21 02:44:28 DEBUG : file1: reading active writers
2026/01/21 02:44:28 DEBUG : file1: active writers 1
2026/01/21 02:44:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:44:29 DEBUG : Looking for writers
2026/01/21 02:44:29 DEBUG : file1: reading active writers
2026/01/21 02:44:29 DEBUG : file1: active writers 1
2026/01/21 02:44:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:30 DEBUG : Looking for writers
2026/01/21 02:44:30 DEBUG : file1: reading active writers
2026/01/21 02:44:30 DEBUG : file1: active writers 1
2026/01/21 02:44:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:31 DEBUG : Looking for writers
2026/01/21 02:44:31 DEBUG : file1: reading active writers
2026/01/21 02:44:31 DEBUG : file1: active writers 1
2026/01/21 02:44:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:32 DEBUG : Looking for writers
2026/01/21 02:44:32 DEBUG : file1: reading active writers
2026/01/21 02:44:32 DEBUG : file1: active writers 1
2026/01/21 02:44:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:33 DEBUG : Looking for writers
2026/01/21 02:44:33 DEBUG : file1: reading active writers
2026/01/21 02:44:33 DEBUG : file1: active writers 1
2026/01/21 02:44:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:34 DEBUG : Looking for writers
2026/01/21 02:44:34 DEBUG : file1: reading active writers
2026/01/21 02:44:34 DEBUG : file1: active writers 1
2026/01/21 02:44:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:35 DEBUG : Looking for writers
2026/01/21 02:44:35 DEBUG : file1: reading active writers
2026/01/21 02:44:35 DEBUG : file1: active writers 1
2026/01/21 02:44:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:36 DEBUG : Looking for writers
2026/01/21 02:44:36 DEBUG : file1: reading active writers
2026/01/21 02:44:36 DEBUG : file1: active writers 1
2026/01/21 02:44:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:37 DEBUG : Looking for writers
2026/01/21 02:44:37 DEBUG : file1: reading active writers
2026/01/21 02:44:37 DEBUG : file1: active writers 1
2026/01/21 02:44:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:38 DEBUG : Looking for writers
2026/01/21 02:44:38 DEBUG : file1: reading active writers
2026/01/21 02:44:38 DEBUG : file1: active writers 1
2026/01/21 02:44:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:39 DEBUG : Looking for writers
2026/01/21 02:44:39 DEBUG : file1: reading active writers
2026/01/21 02:44:39 DEBUG : file1: active writers 1
2026/01/21 02:44:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:40 DEBUG : Looking for writers
2026/01/21 02:44:40 DEBUG : file1: reading active writers
2026/01/21 02:44:40 DEBUG : file1: active writers 1
2026/01/21 02:44:40 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:41 DEBUG : Looking for writers
2026/01/21 02:44:41 DEBUG : file1: reading active writers
2026/01/21 02:44:41 DEBUG : file1: active writers 1
2026/01/21 02:44:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:42 DEBUG : Looking for writers
2026/01/21 02:44:42 DEBUG : file1: reading active writers
2026/01/21 02:44:42 DEBUG : file1: active writers 1
2026/01/21 02:44:42 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:43 DEBUG : Looking for writers
2026/01/21 02:44:43 DEBUG : file1: reading active writers
2026/01/21 02:44:43 DEBUG : file1: active writers 1
2026/01/21 02:44:43 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:44 DEBUG : Looking for writers
2026/01/21 02:44:44 DEBUG : file1: reading active writers
2026/01/21 02:44:44 DEBUG : file1: active writers 1
2026/01/21 02:44:44 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:45 DEBUG : Looking for writers
2026/01/21 02:44:45 DEBUG : file1: reading active writers
2026/01/21 02:44:45 DEBUG : file1: active writers 1
2026/01/21 02:44:45 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:46 DEBUG : Looking for writers
2026/01/21 02:44:46 DEBUG : file1: reading active writers
2026/01/21 02:44:46 DEBUG : file1: active writers 1
2026/01/21 02:44:46 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:47 DEBUG : Looking for writers
2026/01/21 02:44:47 DEBUG : file1: reading active writers
2026/01/21 02:44:47 DEBUG : file1: active writers 1
2026/01/21 02:44:47 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:48 DEBUG : Looking for writers
2026/01/21 02:44:48 DEBUG : file1: reading active writers
2026/01/21 02:44:48 DEBUG : file1: active writers 1
2026/01/21 02:44:48 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:49 DEBUG : Looking for writers
2026/01/21 02:44:49 DEBUG : file1: reading active writers
2026/01/21 02:44:49 DEBUG : file1: active writers 1
2026/01/21 02:44:49 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:50 DEBUG : Looking for writers
2026/01/21 02:44:50 DEBUG : file1: reading active writers
2026/01/21 02:44:50 DEBUG : file1: active writers 1
2026/01/21 02:44:50 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:51 DEBUG : Looking for writers
2026/01/21 02:44:51 DEBUG : file1: reading active writers
2026/01/21 02:44:51 DEBUG : file1: active writers 1
2026/01/21 02:44:51 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:52 DEBUG : Looking for writers
2026/01/21 02:44:52 DEBUG : file1: reading active writers
2026/01/21 02:44:52 DEBUG : file1: active writers 1
2026/01/21 02:44:52 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:53 DEBUG : Looking for writers
2026/01/21 02:44:53 DEBUG : file1: reading active writers
2026/01/21 02:44:53 DEBUG : file1: active writers 1
2026/01/21 02:44:53 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:54 DEBUG : Looking for writers
2026/01/21 02:44:54 DEBUG : file1: reading active writers
2026/01/21 02:44:54 DEBUG : file1: active writers 1
2026/01/21 02:44:54 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:55 DEBUG : Looking for writers
2026/01/21 02:44:55 DEBUG : file1: reading active writers
2026/01/21 02:44:55 DEBUG : file1: active writers 1
2026/01/21 02:44:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:56 DEBUG : Looking for writers
2026/01/21 02:44:56 DEBUG : file1: reading active writers
2026/01/21 02:44:56 DEBUG : file1: active writers 1
2026/01/21 02:44:56 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:57 DEBUG : Looking for writers
2026/01/21 02:44:57 DEBUG : file1: reading active writers
2026/01/21 02:44:57 DEBUG : file1: active writers 1
2026/01/21 02:44:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:44:57 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000785590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0008d2608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642971200} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc000088da0 info:{ModTime:{wall:14002866906558201715 ext:221614069394 loc:0x4465880} ATime:{wall:14002866906558201715 ext:221614069394 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/21 02:44:57 DEBUG : >WaitForWriters: 
2026/01/21 02:44:57 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:44:57 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.44s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:57 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:57 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:44:57 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:44:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yayaqiv3seze"
2026/01/21 02:44:57 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:44:58 DEBUG : forgetting directory cache
2026/01/21 02:44:58.118989 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
2026/01/21 02:44:58.119024 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:58 DEBUG : Looking for writers
2026/01/21 02:44:58 DEBUG : >WaitForWriters: 
2026/01/21 02:44:58 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': vfs cache: cleaner exiting
2026/01/21 02:44:58 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.37s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:58.474663 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
2026/01/21 02:44:58.474690 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:58 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.36s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:58.823585 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
2026/01/21 02:44:58.823617 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:58 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.36s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:58 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:58 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:44:59.184854 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
2026/01/21 02:44:59.184893 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:59 DEBUG : Looking for writers
2026/01/21 02:44:59 DEBUG : >WaitForWriters: 
2026/01/21 02:44:59 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.35s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:59 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:44:59.554809 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
2026/01/21 02:44:59.554829 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:59 DEBUG : Looking for writers
2026/01/21 02:44:59 DEBUG : >WaitForWriters: 
2026/01/21 02:44:59 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.36s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:59 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:44:59.879774 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
2026/01/21 02:44:59.879809 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:44:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:44:59 DEBUG : Looking for writers
2026/01/21 02:44:59 DEBUG : >WaitForWriters: 
2026/01/21 02:44:59 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.32s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:44:59 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:44:59 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:00.224823 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
2026/01/21 02:45:00.224848 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:00 DEBUG : Looking for writers
2026/01/21 02:45:00 DEBUG : >WaitForWriters: 
2026/01/21 02:45:00 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.35s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:00 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:00 ERROR : error listing: directory not found
2026/01/21 02:45:00.765577 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
2026/01/21 02:45:00.765597 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)
2026/01/21 02:45:00 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
2026/01/21 02:45:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:00 DEBUG : Looking for writers
2026/01/21 02:45:00 DEBUG : >WaitForWriters: 
2026/01/21 02:45:00 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (0.55s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:00 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:00 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:00 ERROR : error listing: directory not found
2026/01/21 02:45:01 ERROR : error listing: directory not found
2026/01/21 02:45:01.430081 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
2026/01/21 02:45:01.430104 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)
2026/01/21 02:45:01 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
2026/01/21 02:45:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:01 DEBUG : Looking for writers
2026/01/21 02:45:01 DEBUG : >WaitForWriters: 
2026/01/21 02:45:01 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (0.67s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:01 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:01 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:01 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:01 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:01 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:01 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:01 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:45:01 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:45:01 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/21 02:45:01 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:45:01.942744 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
2026/01/21 02:45:01.942765 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)
2026/01/21 02:45:01 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)
2026/01/21 02:45:01 DEBUG : file1: Remove: 
2026/01/21 02:45:01 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:01 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
2026/01/21 02:45:02 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
2026/01/21 02:45:03 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
2026/01/21 02:45:05 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/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
2026/01/21 02:45:09 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:09 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:09 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:09 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:09 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:45:09.728417 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
2026/01/21 02:45:09.728506 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)
2026/01/21 02:45:09 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)
2026/01/21 02:45:09 DEBUG : file1: Remove: 
2026/01/21 02:45:09 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:09 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
2026/01/21 02:45:09 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:09 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:09 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:09 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:09 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
2026/01/21 02:45:09 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:09 DEBUG : Looking for writers
2026/01/21 02:45:09 DEBUG : file1: reading active writers
2026/01/21 02:45:09 DEBUG : file1: active writers 1
2026/01/21 02:45:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/21 02:45:09 DEBUG : Looking for writers
2026/01/21 02:45:09 DEBUG : file1: reading active writers
2026/01/21 02:45:09 DEBUG : file1: active writers 1
2026/01/21 02:45:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/21 02:45:09 DEBUG : Looking for writers
2026/01/21 02:45:09 DEBUG : file1: reading active writers
2026/01/21 02:45:09 DEBUG : file1: active writers 1
2026/01/21 02:45:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/21 02:45:09 DEBUG : Looking for writers
2026/01/21 02:45:09 DEBUG : file1: reading active writers
2026/01/21 02:45:09 DEBUG : file1: active writers 1
2026/01/21 02:45:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/21 02:45:09 DEBUG : Looking for writers
2026/01/21 02:45:09 DEBUG : file1: reading active writers
2026/01/21 02:45:09 DEBUG : file1: active writers 1
2026/01/21 02:45:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/21 02:45:10 DEBUG : Looking for writers
2026/01/21 02:45:10 DEBUG : file1: reading active writers
2026/01/21 02:45:10 DEBUG : file1: active writers 1
2026/01/21 02:45:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/21 02:45:10 DEBUG : Looking for writers
2026/01/21 02:45:10 DEBUG : file1: reading active writers
2026/01/21 02:45:10 DEBUG : file1: active writers 1
2026/01/21 02:45:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/21 02:45:11 DEBUG : Looking for writers
2026/01/21 02:45:11 DEBUG : file1: reading active writers
2026/01/21 02:45:11 DEBUG : file1: active writers 1
2026/01/21 02:45:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:12 DEBUG : Looking for writers
2026/01/21 02:45:12 DEBUG : file1: reading active writers
2026/01/21 02:45:12 DEBUG : file1: active writers 1
2026/01/21 02:45:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:13 DEBUG : Looking for writers
2026/01/21 02:45:13 DEBUG : file1: reading active writers
2026/01/21 02:45:13 DEBUG : file1: active writers 1
2026/01/21 02:45:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:14 DEBUG : Looking for writers
2026/01/21 02:45:14 DEBUG : file1: reading active writers
2026/01/21 02:45:14 DEBUG : file1: active writers 1
2026/01/21 02:45:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:15 DEBUG : Looking for writers
2026/01/21 02:45:15 DEBUG : file1: reading active writers
2026/01/21 02:45:15 DEBUG : file1: active writers 1
2026/01/21 02:45:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:16 DEBUG : Looking for writers
2026/01/21 02:45:16 DEBUG : file1: reading active writers
2026/01/21 02:45:16 DEBUG : file1: active writers 1
2026/01/21 02:45:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:17 DEBUG : Looking for writers
2026/01/21 02:45:17 DEBUG : file1: reading active writers
2026/01/21 02:45:17 DEBUG : file1: active writers 1
2026/01/21 02:45:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:18 DEBUG : Looking for writers
2026/01/21 02:45:18 DEBUG : file1: reading active writers
2026/01/21 02:45:18 DEBUG : file1: active writers 1
2026/01/21 02:45:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:19 DEBUG : Looking for writers
2026/01/21 02:45:19 DEBUG : file1: reading active writers
2026/01/21 02:45:19 DEBUG : file1: active writers 1
2026/01/21 02:45:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:20 DEBUG : Looking for writers
2026/01/21 02:45:20 DEBUG : file1: reading active writers
2026/01/21 02:45:20 DEBUG : file1: active writers 1
2026/01/21 02:45:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:21 DEBUG : Looking for writers
2026/01/21 02:45:21 DEBUG : file1: reading active writers
2026/01/21 02:45:21 DEBUG : file1: active writers 1
2026/01/21 02:45:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:22 DEBUG : Looking for writers
2026/01/21 02:45:22 DEBUG : file1: reading active writers
2026/01/21 02:45:22 DEBUG : file1: active writers 1
2026/01/21 02:45:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:23 DEBUG : Looking for writers
2026/01/21 02:45:23 DEBUG : file1: reading active writers
2026/01/21 02:45:23 DEBUG : file1: active writers 1
2026/01/21 02:45:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:24 DEBUG : Looking for writers
2026/01/21 02:45:24 DEBUG : file1: reading active writers
2026/01/21 02:45:24 DEBUG : file1: active writers 1
2026/01/21 02:45:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:25 DEBUG : Looking for writers
2026/01/21 02:45:25 DEBUG : file1: reading active writers
2026/01/21 02:45:25 DEBUG : file1: active writers 1
2026/01/21 02:45:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:26 DEBUG : Looking for writers
2026/01/21 02:45:26 DEBUG : file1: reading active writers
2026/01/21 02:45:26 DEBUG : file1: active writers 1
2026/01/21 02:45:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:27 DEBUG : Looking for writers
2026/01/21 02:45:27 DEBUG : file1: reading active writers
2026/01/21 02:45:27 DEBUG : file1: active writers 1
2026/01/21 02:45:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:28 DEBUG : Looking for writers
2026/01/21 02:45:28 DEBUG : file1: reading active writers
2026/01/21 02:45:28 DEBUG : file1: active writers 1
2026/01/21 02:45:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:29 DEBUG : Looking for writers
2026/01/21 02:45:29 DEBUG : file1: reading active writers
2026/01/21 02:45:29 DEBUG : file1: active writers 1
2026/01/21 02:45:29 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:30 DEBUG : Looking for writers
2026/01/21 02:45:30 DEBUG : file1: reading active writers
2026/01/21 02:45:30 DEBUG : file1: active writers 1
2026/01/21 02:45:30 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:31 DEBUG : Looking for writers
2026/01/21 02:45:31 DEBUG : file1: reading active writers
2026/01/21 02:45:31 DEBUG : file1: active writers 1
2026/01/21 02:45:31 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:32 DEBUG : Looking for writers
2026/01/21 02:45:32 DEBUG : file1: reading active writers
2026/01/21 02:45:32 DEBUG : file1: active writers 1
2026/01/21 02:45:32 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:33 DEBUG : Looking for writers
2026/01/21 02:45:33 DEBUG : file1: reading active writers
2026/01/21 02:45:33 DEBUG : file1: active writers 1
2026/01/21 02:45:33 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:34 DEBUG : Looking for writers
2026/01/21 02:45:34 DEBUG : file1: reading active writers
2026/01/21 02:45:34 DEBUG : file1: active writers 1
2026/01/21 02:45:34 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:35 DEBUG : Looking for writers
2026/01/21 02:45:35 DEBUG : file1: reading active writers
2026/01/21 02:45:35 DEBUG : file1: active writers 1
2026/01/21 02:45:35 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:36 DEBUG : Looking for writers
2026/01/21 02:45:36 DEBUG : file1: reading active writers
2026/01/21 02:45:36 DEBUG : file1: active writers 1
2026/01/21 02:45:36 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:37 DEBUG : Looking for writers
2026/01/21 02:45:37 DEBUG : file1: reading active writers
2026/01/21 02:45:37 DEBUG : file1: active writers 1
2026/01/21 02:45:37 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:38 DEBUG : Looking for writers
2026/01/21 02:45:38 DEBUG : file1: reading active writers
2026/01/21 02:45:38 DEBUG : file1: active writers 1
2026/01/21 02:45:38 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:39 DEBUG : Looking for writers
2026/01/21 02:45:39 DEBUG : file1: reading active writers
2026/01/21 02:45:39 DEBUG : file1: active writers 1
2026/01/21 02:45:39 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:45:39 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/21 02:45:39 DEBUG : >WaitForWriters: 
2026/01/21 02:45:39 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (38.28s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:39 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:39 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:39 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/21 02:45:40 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/21 02:45:40 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/21 02:45:40 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/21 02:45:40 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (11 bytes), uploading instead of streaming
2026/01/21 02:45:41.220252 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
2026/01/21 02:45:41.220274 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)
2026/01/21 02:45:41 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)
2026/01/21 02:45:41 DEBUG : file1: Remove: 
2026/01/21 02:45:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:41 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
2026/01/21 02:45:41 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
2026/01/21 02:45:41 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
2026/01/21 02:45:42 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
2026/01/21 02:45:44 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
2026/01/21 02:45:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:48 DEBUG : Looking for writers
2026/01/21 02:45:48 DEBUG : >WaitForWriters: 
2026/01/21 02:45:48 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (8.93s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:48 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:48 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:48 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:48 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:48 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:48 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:48 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/21 02:45:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:48 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:45:49.141052 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
2026/01/21 02:45:49.141087 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)
2026/01/21 02:45:49 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)
2026/01/21 02:45:49 DEBUG : file1: Remove: 
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:49 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:45:49 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
2026/01/21 02:45:49 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
2026/01/21 02:45:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:49 DEBUG : Looking for writers
2026/01/21 02:45:49 DEBUG : >WaitForWriters: 
2026/01/21 02:45:49 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.49s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:49 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:49 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:49 DEBUG : file1: WriteFileHandle.Release closing
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:49 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:45:49.644327 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
2026/01/21 02:45:49.644376 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)
2026/01/21 02:45:49 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)
2026/01/21 02:45:49 DEBUG : file1: Remove: 
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:49 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:45:49 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
2026/01/21 02:45:49 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/21 02:45:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:49 DEBUG : Looking for writers
2026/01/21 02:45:49 DEBUG : >WaitForWriters: 
2026/01/21 02:45:49 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (0.50s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:49 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:49 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:49 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (2 bytes), uploading instead of streaming
2026/01/21 02:45:50.111017 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
2026/01/21 02:45:50.111037 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)
2026/01/21 02:45:50 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)
2026/01/21 02:45:50 DEBUG : file1: Remove: 
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:50 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
2026/01/21 02:45:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:50 DEBUG : Looking for writers
2026/01/21 02:45:50 DEBUG : >WaitForWriters: 
2026/01/21 02:45:50 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (0.46s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:50 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:50 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:50 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:50 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:50 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:50 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:50 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:45:50.556726 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
2026/01/21 02:45:50.556749 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)
2026/01/21 02:45:50 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)
2026/01/21 02:45:50 DEBUG : file1: Remove: 
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:50 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
2026/01/21 02:45:50 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:45:50 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
2026/01/21 02:45:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:50 DEBUG : Looking for writers
2026/01/21 02:45:50 DEBUG : >WaitForWriters: 
2026/01/21 02:45:50 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (0.45s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:50 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:50 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:50 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:45:50 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:50 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:45:50 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:45:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:45:50 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': File to upload is small (100 bytes), uploading instead of streaming
2026/01/21 02:45:51.093599 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
2026/01/21 02:45:51.093635 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)
2026/01/21 02:45:51 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)
2026/01/21 02:45:51 DEBUG : file1: Remove: 
2026/01/21 02:45:51 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:45:51 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
2026/01/21 02:45:51 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:45:51 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
2026/01/21 02:45:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:51 DEBUG : Looking for writers
2026/01/21 02:45:51 DEBUG : >WaitForWriters: 
2026/01/21 02:45:51 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (0.57s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:51 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:51 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:51.470754 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
2026/01/21 02:45:51.470783 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:51 DEBUG : Looking for writers
2026/01/21 02:45:51 DEBUG : >WaitForWriters: 
2026/01/21 02:45:51 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.35s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:51 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:51 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:51.818789 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
2026/01/21 02:45:51.818833 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:51 DEBUG : Looking for writers
2026/01/21 02:45:51 DEBUG : >WaitForWriters: 
2026/01/21 02:45:51 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.35s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:51 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:51 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:52.225657 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
2026/01/21 02:45:52.225688 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:52 DEBUG : Looking for writers
2026/01/21 02:45:52 DEBUG : >WaitForWriters: 
2026/01/21 02:45:52 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.41s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-yayaqiv3seze'", Local "Local file system at /tmp/rclone4229719472", Modify Window "1s"
2026/01/21 02:45:52 INFO  : proton drive root link ID 'rclone-test-yayaqiv3seze': poll-interval is not supported by this remote
2026/01/21 02:45:52 NOTICE: proton drive root link ID 'rclone-test-yayaqiv3seze': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:52.578697 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
2026/01/21 02:45:52.578780 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-yayaqiv3seze'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:52 DEBUG : Looking for writers
2026/01/21 02:45:52 DEBUG : >WaitForWriters: 
2026/01/21 02:45:52 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.35s)
FAIL
2026/01/21 02:45:52 DEBUG : proton drive root link ID 'rclone-test-yayaqiv3seze': Purge remote
2026/01/21 02:45:52 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 5m6.909180956s (try 2/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]