"./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 3/5)
2026/01/14 02:08:03 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-wuxubax0bavi"
2026/01/14 02:08:03 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/14 02:08:03 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': Has cached credentials
2026/01/14 02:08:04 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': Used cached credential to initialize the ProtonDrive API
2026/01/14 02:08:04 DEBUG : Creating backend with remote "/tmp/rclone3180913152"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:04 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:04 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:05.565627 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:05.565653 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:05 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:05 DEBUG : Looking for writers
2026/01/14 02:08:05 DEBUG : >WaitForWriters: 
2026/01/14 02:08:05 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.82s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:05 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:05 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:06.357622 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:06.357644 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:06 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:06 DEBUG : Looking for writers
2026/01/14 02:08:06 DEBUG : >WaitForWriters: 
2026/01/14 02:08:06 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.86s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:06 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:06 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:07.169869 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:07.169898 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:07 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:07 DEBUG : Looking for writers
2026/01/14 02:08:07 DEBUG : >WaitForWriters: 
2026/01/14 02:08:07 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.78s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:07 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:07 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:07.962549 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:07.962580 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:07 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:07 DEBUG : Looking for writers
2026/01/14 02:08:07 DEBUG : >WaitForWriters: 
2026/01/14 02:08:08 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.76s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:08 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:08 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:08.771692 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:08.771727 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:08 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:08 DEBUG : Looking for writers
2026/01/14 02:08:08 DEBUG : >WaitForWriters: 
2026/01/14 02:08:08 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.81s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:08 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:08 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:09.511981 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:09.512031 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:09 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:09 DEBUG : Looking for writers
2026/01/14 02:08:09 DEBUG : >WaitForWriters: 
2026/01/14 02:08:09 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.76s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:09 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:09 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:10.297508 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:10.297542 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:10 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:10 DEBUG : Looking for writers
2026/01/14 02:08:10 DEBUG : >WaitForWriters: 
2026/01/14 02:08:10 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.76s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:10 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:10 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:11.196565 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:11.196653 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:11 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:11 DEBUG : Looking for writers
2026/01/14 02:08:11 DEBUG : >WaitForWriters: 
2026/01/14 02:08:11 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.88s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:11 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:11 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:11.985810 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:11.985829 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:11 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:11 DEBUG : Looking for writers
2026/01/14 02:08:11 DEBUG : >WaitForWriters: 
2026/01/14 02:08:12 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.82s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:12 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:12 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:12.797482 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:12.797512 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:12 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:12 DEBUG : Looking for writers
2026/01/14 02:08:12 DEBUG : >WaitForWriters: 
2026/01/14 02:08:12 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.85s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:12 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:12 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:13.652522 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:13.652547 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:13 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:13 DEBUG : Looking for writers
2026/01/14 02:08:13 DEBUG : >WaitForWriters: 
2026/01/14 02:08:13 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.83s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:13 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:13 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:14.531904 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:14.531927 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:14 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:14 DEBUG : Looking for writers
2026/01/14 02:08:14 DEBUG : >WaitForWriters: 
2026/01/14 02:08:14 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.86s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:14 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:14 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:15.319930 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:15.319948 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:15 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:15 DEBUG : Looking for writers
2026/01/14 02:08:15 DEBUG : >WaitForWriters: 
2026/01/14 02:08:15 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.83s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:15 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:15 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:16.233115 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:16.233140 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:16 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:16 DEBUG : Looking for writers
2026/01/14 02:08:16 DEBUG : >WaitForWriters: 
2026/01/14 02:08:16 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.85s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:16 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:16 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:17.007928 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:17.007952 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:17 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:17 DEBUG : Looking for writers
2026/01/14 02:08:17 DEBUG : >WaitForWriters: 
2026/01/14 02:08:17 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.77s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:17 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:17 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:17.789852 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:17.789887 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:17 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:17 DEBUG : Looking for writers
2026/01/14 02:08:17 DEBUG : >WaitForWriters: 
2026/01/14 02:08:17 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.80s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:17 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:17 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:18.586145 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:18.586180 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:18 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:18 DEBUG : Looking for writers
2026/01/14 02:08:18 DEBUG : >WaitForWriters: 
2026/01/14 02:08:18 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.78s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:18 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:18 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:19.370729 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:19.370759 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:19 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:19 DEBUG : Looking for writers
2026/01/14 02:08:19 DEBUG : >WaitForWriters: 
2026/01/14 02:08:19 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.77s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:19 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:19 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:20.132256 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:20.132280 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:20 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:20 DEBUG : Looking for writers
2026/01/14 02:08:20 DEBUG : >WaitForWriters: 
2026/01/14 02:08:20 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.78s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:20 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:20 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:20.902603 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:20.902634 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:20 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:20 DEBUG : Looking for writers
2026/01/14 02:08:20 DEBUG : >WaitForWriters: 
2026/01/14 02:08:21 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.80s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:21 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:21 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:21.720606 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:21.720628 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:21 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:21 DEBUG : Looking for writers
2026/01/14 02:08:21 DEBUG : >WaitForWriters: 
2026/01/14 02:08:21 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.79s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:21 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:21 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:22.471962 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:22.472052 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:22 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:22 DEBUG : Looking for writers
2026/01/14 02:08:22 DEBUG : >WaitForWriters: 
2026/01/14 02:08:22 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:22 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:22 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:23.267881 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:23.267904 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:23 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:23 DEBUG : Looking for writers
2026/01/14 02:08:23 DEBUG : >WaitForWriters: 
2026/01/14 02:08:23 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:23 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:23 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:24.013563 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:24.013593 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:24 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:24 DEBUG : Looking for writers
2026/01/14 02:08:24 DEBUG : >WaitForWriters: 
2026/01/14 02:08:24 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-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:24 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:24.855544 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:24.855571 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:24 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:24 DEBUG : Looking for writers
2026/01/14 02:08:24 DEBUG : >WaitForWriters: 
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:24 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:24 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:24 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:25.617077 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:25.617107 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:25 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:25 DEBUG : Looking for writers
2026/01/14 02:08:25 DEBUG : >WaitForWriters: 
2026/01/14 02:08:25 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:25 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-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:25 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:25 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:25 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:25 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:26.375941 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:26.375971 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:26 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:26 DEBUG : Looking for writers
2026/01/14 02:08:26 DEBUG : >WaitForWriters: 
2026/01/14 02:08:26 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:26 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.66s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.75s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.81s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.73s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.85s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.78s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.75s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:26 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:26 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:27.153380 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:27.153403 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:27 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:27 DEBUG : Looking for writers
2026/01/14 02:08:27 DEBUG : >WaitForWriters: 
2026/01/14 02:08:27 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.77s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:27 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:27 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:27.885324 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:27.885354 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:27 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:27 DEBUG : Looking for writers
2026/01/14 02:08:27 DEBUG : >WaitForWriters: 
2026/01/14 02:08:28 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.77s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:28 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:28 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:28.689582 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:28.689605 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:28 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:28 DEBUG : Looking for writers
2026/01/14 02:08:28 DEBUG : >WaitForWriters: 
2026/01/14 02:08:28 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.77s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:28 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:28 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:29.464749 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:29.464767 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:29 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:29 DEBUG : Looking for writers
2026/01/14 02:08:29 DEBUG : >WaitForWriters: 
2026/01/14 02:08:29 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.77s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:29 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:29 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:30.242542 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:30.242575 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:30 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:30 DEBUG : Looking for writers
2026/01/14 02:08:30 DEBUG : >WaitForWriters: 
2026/01/14 02:08:30 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.80s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:30 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:30 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:31.010669 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:31.010704 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:31 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:31 DEBUG : Looking for writers
2026/01/14 02:08:31 DEBUG : >WaitForWriters: 
2026/01/14 02:08:31 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:31 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:31 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:31.813922 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:31.813942 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:31 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:31 DEBUG : Looking for writers
2026/01/14 02:08:31 DEBUG : >WaitForWriters: 
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:31 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:31 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:31 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:31 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:32.643307 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:32.643342 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:32 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:32 DEBUG : Looking for writers
2026/01/14 02:08:32 DEBUG : >WaitForWriters: 
2026/01/14 02:08:32 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:32 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:32 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:32 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:32 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:32 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:33.451743 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:33.451775 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:33 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:33 DEBUG : Looking for writers
2026/01/14 02:08:33 DEBUG : >WaitForWriters: 
2026/01/14 02:08:33 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:33 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:33 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:33 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:33 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:33 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:34.289185 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:34.289214 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:34 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:34 DEBUG : Looking for writers
2026/01/14 02:08:34 DEBUG : >WaitForWriters: 
2026/01/14 02:08:34 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:34 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:34 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:34 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:34 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:34 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:35.031941 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:35.031979 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:35 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:35 DEBUG : Looking for writers
2026/01/14 02:08:35 DEBUG : >WaitForWriters: 
2026/01/14 02:08:35 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:35 ERROR : error listing: directory not found
--- FAIL: TestFileRename (4.77s)
    --- FAIL: TestFileRename/off,forceCache=false (0.75s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.79s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.86s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.77s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.85s)
    --- FAIL: TestFileRename/full,forceCache=false (0.74s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:35 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:35 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:35.770337 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:35.770366 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:35 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:35 DEBUG : Looking for writers
2026/01/14 02:08:35 DEBUG : >WaitForWriters: 
2026/01/14 02:08:35 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.73s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:35 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:35 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:36.557113 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:36.557147 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:36 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:36 DEBUG : Looking for writers
2026/01/14 02:08:36 DEBUG : >WaitForWriters: 
2026/01/14 02:08:36 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.79s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:36 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:36 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:37.332391 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:37.332476 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:37 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:37 DEBUG : Looking for writers
2026/01/14 02:08:37 DEBUG : >WaitForWriters: 
2026/01/14 02:08:37 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.84s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:37 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:37 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:38.217555 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:38.217582 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:38 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:38 DEBUG : Looking for writers
2026/01/14 02:08:38 DEBUG : >WaitForWriters: 
2026/01/14 02:08:38 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.84s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:38 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:38 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:08:39.030960 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:39.030981 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:39 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:39 DEBUG : Looking for writers
2026/01/14 02:08:39 DEBUG : >WaitForWriters: 
2026/01/14 02:08:39 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.81s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:39 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:39.800959 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:39.800982 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:39 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:39 DEBUG : Looking for writers
2026/01/14 02:08:39 DEBUG : >WaitForWriters: 
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:39 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.78s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:39 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:39 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:40.555061 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:40.555083 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:40 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:40 DEBUG : Looking for writers
2026/01/14 02:08:40 DEBUG : >WaitForWriters: 
2026/01/14 02:08:40 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.73s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:40 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:40 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:40 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:40 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:41.298486 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:41.298507 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:41 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:41 DEBUG : Looking for writers
2026/01/14 02:08:41 DEBUG : >WaitForWriters: 
2026/01/14 02:08:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.77s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:41 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:41 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:42.135067 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:42.135089 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:42 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:42 DEBUG : Looking for writers
2026/01/14 02:08:42 DEBUG : >WaitForWriters: 
2026/01/14 02:08:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:42 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.85s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:42 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:42 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:42.959636 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:42.959657 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:42 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:42 DEBUG : Looking for writers
2026/01/14 02:08:42 DEBUG : >WaitForWriters: 
2026/01/14 02:08:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:08:43 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.78s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:08:43 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:08:43 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:08:43 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:43 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:08:43 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:08:43 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:08:43 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:08:43 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:08:43 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): openPending: 
2026/01/14 02:08:43 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:08:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): >openPending: err=<nil>
2026/01/14 02:08:43 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:08:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:08:43 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:08:43 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): _writeAt: size=5, off=0
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): >_writeAt: n=5, err=<nil>
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): _writeAt: size=7, off=5
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): >_writeAt: n=7, err=<nil>
2026/01/14 02:08:43 DEBUG : file1: vfs cache: truncate to size=11
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): close: 
2026/01/14 02:08:43 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:08:43.255977162 +0000 UTC m=+40.182962569
2026/01/14 02:08:43 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): >close: err=<nil>
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): close: 
2026/01/14 02:08:43 DEBUG : file1(0xc000859e00): >close: err=file already closed
2026/01/14 02:08:43 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:08:43 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:08:43 DEBUG : Looking for writers
2026/01/14 02:08:43 DEBUG : file1: reading active writers
2026/01/14 02:08:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:08:44.098095 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:44.098115 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:44 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)
2026/01/14 02:08:44 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:44 DEBUG : Looking for writers
2026/01/14 02:08:44 DEBUG : file1: reading active writers
2026/01/14 02:08:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:45.062341 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:45.062375 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:45 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)
2026/01/14 02:08:45 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)
2026/01/14 02:08:45 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:45 DEBUG : Looking for writers
2026/01/14 02:08:45 DEBUG : file1: reading active writers
2026/01/14 02:08:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:46.309913 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:46.309932 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:46 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)
2026/01/14 02:08:46 DEBUG : Looking for writers
2026/01/14 02:08:46 DEBUG : file1: reading active writers
2026/01/14 02:08:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:47 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:47 DEBUG : Looking for writers
2026/01/14 02:08:47 DEBUG : file1: reading active writers
2026/01/14 02:08:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:47.902506 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:47.902561 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:47 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)
2026/01/14 02:08:47 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)
2026/01/14 02:08:48 DEBUG : Looking for writers
2026/01/14 02:08:48 DEBUG : file1: reading active writers
2026/01/14 02:08:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:49 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:49 DEBUG : Looking for writers
2026/01/14 02:08:49 DEBUG : file1: reading active writers
2026/01/14 02:08:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:50.368321 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:50.368349 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:50 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)
2026/01/14 02:08:50 DEBUG : Looking for writers
2026/01/14 02:08:50 DEBUG : file1: reading active writers
2026/01/14 02:08:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:51 DEBUG : Looking for writers
2026/01/14 02:08:51 DEBUG : file1: reading active writers
2026/01/14 02:08:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:52 DEBUG : Looking for writers
2026/01/14 02:08:52 DEBUG : file1: reading active writers
2026/01/14 02:08:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:53 DEBUG : Looking for writers
2026/01/14 02:08:53 DEBUG : file1: reading active writers
2026/01/14 02:08:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:53 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:08:54.370906 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:08:54.371035 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:08:54 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)
2026/01/14 02:08:54 DEBUG : Looking for writers
2026/01/14 02:08:54 DEBUG : file1: reading active writers
2026/01/14 02:08:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:55 DEBUG : Looking for writers
2026/01/14 02:08:55 DEBUG : file1: reading active writers
2026/01/14 02:08:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:56 DEBUG : Looking for writers
2026/01/14 02:08:56 DEBUG : file1: reading active writers
2026/01/14 02:08:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:57 DEBUG : Looking for writers
2026/01/14 02:08:57 DEBUG : file1: reading active writers
2026/01/14 02:08:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:58 DEBUG : Looking for writers
2026/01/14 02:08:58 DEBUG : file1: reading active writers
2026/01/14 02:08:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:08:59 DEBUG : Looking for writers
2026/01/14 02:08:59 DEBUG : file1: reading active writers
2026/01/14 02:08:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:00 DEBUG : Looking for writers
2026/01/14 02:09:00 DEBUG : file1: reading active writers
2026/01/14 02:09:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:00 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:01 DEBUG : Looking for writers
2026/01/14 02:09:01 DEBUG : file1: reading active writers
2026/01/14 02:09:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:01.557397 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:01.557445 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:01 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)
2026/01/14 02:09:01 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)
2026/01/14 02:09:02 DEBUG : Looking for writers
2026/01/14 02:09:02 DEBUG : file1: reading active writers
2026/01/14 02:09:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:03 DEBUG : Looking for writers
2026/01/14 02:09:03 DEBUG : file1: reading active writers
2026/01/14 02:09:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:04 DEBUG : Looking for writers
2026/01/14 02:09:04 DEBUG : file1: reading active writers
2026/01/14 02:09:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:05 DEBUG : Looking for writers
2026/01/14 02:09:05 DEBUG : file1: reading active writers
2026/01/14 02:09:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:06 DEBUG : Looking for writers
2026/01/14 02:09:06 DEBUG : file1: reading active writers
2026/01/14 02:09:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:07 DEBUG : Looking for writers
2026/01/14 02:09:07 DEBUG : file1: reading active writers
2026/01/14 02:09:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:08 DEBUG : Looking for writers
2026/01/14 02:09:08 DEBUG : file1: reading active writers
2026/01/14 02:09:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:09 DEBUG : Looking for writers
2026/01/14 02:09:09 DEBUG : file1: reading active writers
2026/01/14 02:09:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:10 DEBUG : Looking for writers
2026/01/14 02:09:10 DEBUG : file1: reading active writers
2026/01/14 02:09:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:11 DEBUG : Looking for writers
2026/01/14 02:09:11 DEBUG : file1: reading active writers
2026/01/14 02:09:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:12 DEBUG : Looking for writers
2026/01/14 02:09:12 DEBUG : file1: reading active writers
2026/01/14 02:09:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:13 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000253590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6f08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638926656} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215205212382922 ext:40182962569 loc:0x44779a0} ATime:{wall:14002215205212423928 ext:40183003576 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:09:13 DEBUG : >WaitForWriters: 
2026/01/14 02:09:13 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/14 02:09:14 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/14 02:09:15.212667 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:15.212702 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:15 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)
2026/01/14 02:09:15 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)
2026/01/14 02:09:15 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
2026/01/14 02:09:17 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
2026/01/14 02:09:21 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:09:21 DEBUG : Looking for writers
2026/01/14 02:09:21 DEBUG : file1: reading active writers
2026/01/14 02:09:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:09:21 DEBUG : Looking for writers
2026/01/14 02:09:21 DEBUG : file1: reading active writers
2026/01/14 02:09:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:09:21 DEBUG : Looking for writers
2026/01/14 02:09:21 DEBUG : file1: reading active writers
2026/01/14 02:09:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:09:21 DEBUG : Looking for writers
2026/01/14 02:09:21 DEBUG : file1: reading active writers
2026/01/14 02:09:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:09:22 DEBUG : Looking for writers
2026/01/14 02:09:22 DEBUG : file1: reading active writers
2026/01/14 02:09:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:09:22 DEBUG : Looking for writers
2026/01/14 02:09:22 DEBUG : file1: reading active writers
2026/01/14 02:09:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:09:22 DEBUG : Looking for writers
2026/01/14 02:09:22 DEBUG : file1: reading active writers
2026/01/14 02:09:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:09:23 DEBUG : Looking for writers
2026/01/14 02:09:23 DEBUG : file1: reading active writers
2026/01/14 02:09:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:24 DEBUG : Looking for writers
2026/01/14 02:09:24 DEBUG : file1: reading active writers
2026/01/14 02:09:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:25 DEBUG : Looking for writers
2026/01/14 02:09:25 DEBUG : file1: reading active writers
2026/01/14 02:09:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:26 DEBUG : Looking for writers
2026/01/14 02:09:26 DEBUG : file1: reading active writers
2026/01/14 02:09:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:27 DEBUG : Looking for writers
2026/01/14 02:09:27 DEBUG : file1: reading active writers
2026/01/14 02:09:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:28 DEBUG : Looking for writers
2026/01/14 02:09:28 DEBUG : file1: reading active writers
2026/01/14 02:09:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:29 DEBUG : Looking for writers
2026/01/14 02:09:29 DEBUG : file1: reading active writers
2026/01/14 02:09:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:30 DEBUG : Looking for writers
2026/01/14 02:09:30 DEBUG : file1: reading active writers
2026/01/14 02:09:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:31 DEBUG : Looking for writers
2026/01/14 02:09:31 DEBUG : file1: reading active writers
2026/01/14 02:09:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:32 DEBUG : Looking for writers
2026/01/14 02:09:32 DEBUG : file1: reading active writers
2026/01/14 02:09:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:33 DEBUG : Looking for writers
2026/01/14 02:09:33 DEBUG : file1: reading active writers
2026/01/14 02:09:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:34 DEBUG : Looking for writers
2026/01/14 02:09:34 DEBUG : file1: reading active writers
2026/01/14 02:09:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:35 DEBUG : Looking for writers
2026/01/14 02:09:35 DEBUG : file1: reading active writers
2026/01/14 02:09:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:36 DEBUG : Looking for writers
2026/01/14 02:09:36 DEBUG : file1: reading active writers
2026/01/14 02:09:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:37 DEBUG : Looking for writers
2026/01/14 02:09:37 DEBUG : file1: reading active writers
2026/01/14 02:09:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:38 DEBUG : Looking for writers
2026/01/14 02:09:38 DEBUG : file1: reading active writers
2026/01/14 02:09:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:39 DEBUG : Looking for writers
2026/01/14 02:09:39 DEBUG : file1: reading active writers
2026/01/14 02:09:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:40 DEBUG : Looking for writers
2026/01/14 02:09:40 DEBUG : file1: reading active writers
2026/01/14 02:09:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:40 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:41 DEBUG : Looking for writers
2026/01/14 02:09:41 DEBUG : file1: reading active writers
2026/01/14 02:09:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:41.781057 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:41.781077 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:41 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:41 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)
2026/01/14 02:09:42 DEBUG : Looking for writers
2026/01/14 02:09:42 DEBUG : file1: reading active writers
2026/01/14 02:09:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:43 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:09:43 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/14 02:09:43 DEBUG : Looking for writers
2026/01/14 02:09:43 DEBUG : file1: reading active writers
2026/01/14 02:09:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:44 DEBUG : Looking for writers
2026/01/14 02:09:44 DEBUG : file1: reading active writers
2026/01/14 02:09:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:45 DEBUG : Looking for writers
2026/01/14 02:09:45 DEBUG : file1: reading active writers
2026/01/14 02:09:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:46 DEBUG : Looking for writers
2026/01/14 02:09:46 DEBUG : file1: reading active writers
2026/01/14 02:09:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:47 DEBUG : Looking for writers
2026/01/14 02:09:47 DEBUG : file1: reading active writers
2026/01/14 02:09:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:48 DEBUG : Looking for writers
2026/01/14 02:09:48 DEBUG : file1: reading active writers
2026/01/14 02:09:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:49 DEBUG : Looking for writers
2026/01/14 02:09:49 DEBUG : file1: reading active writers
2026/01/14 02:09:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:50 DEBUG : Looking for writers
2026/01/14 02:09:50 DEBUG : file1: reading active writers
2026/01/14 02:09:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:51 DEBUG : Looking for writers
2026/01/14 02:09:51 DEBUG : file1: reading active writers
2026/01/14 02:09:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:51 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000253590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6f08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638926656} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215205212382922 ext:40182962569 loc:0x44779a0} ATime:{wall:14002215205212423928 ext:40183003576 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:09:51 DEBUG : >WaitForWriters: 
2026/01/14 02:09:51 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:09:52 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.98s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:09:52 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:09:52 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:09:52 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:09:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:09:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:09:52 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:09:52 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:09:52 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:09:52 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): openPending: 
2026/01/14 02:09:52 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:09:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): >openPending: err=<nil>
2026/01/14 02:09:52 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:09:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:09:52 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:09:52 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): _writeAt: size=7, off=0
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): >_writeAt: n=7, err=<nil>
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): _writeAt: size=6, off=5
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): >_writeAt: n=6, err=<nil>
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): close: 
2026/01/14 02:09:52 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:09:52.297649203 +0000 UTC m=+109.224634580
2026/01/14 02:09:52 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): >close: err=<nil>
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): _writeAt: size=5, off=0
2026/01/14 02:09:52 DEBUG : file1(0xc00013cec0): >_writeAt: n=0, err=file already closed
2026/01/14 02:09:52 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:09:52 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:09:52 DEBUG : Looking for writers
2026/01/14 02:09:52 DEBUG : file1: reading active writers
2026/01/14 02:09:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:09:53.185063 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:53.185091 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:53 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)
2026/01/14 02:09:53 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:53 DEBUG : Looking for writers
2026/01/14 02:09:53 DEBUG : file1: reading active writers
2026/01/14 02:09:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:54.110367 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:54.110390 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:54 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)
2026/01/14 02:09:54 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:54 DEBUG : Looking for writers
2026/01/14 02:09:54 DEBUG : file1: reading active writers
2026/01/14 02:09:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:55.273198 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:55.273220 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:55 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)
2026/01/14 02:09:55 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)
2026/01/14 02:09:55 DEBUG : Looking for writers
2026/01/14 02:09:55 DEBUG : file1: reading active writers
2026/01/14 02:09:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:56 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:56 DEBUG : Looking for writers
2026/01/14 02:09:56 DEBUG : file1: reading active writers
2026/01/14 02:09:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:56.828719 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:56.828741 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:56 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)
2026/01/14 02:09:57 DEBUG : Looking for writers
2026/01/14 02:09:57 DEBUG : file1: reading active writers
2026/01/14 02:09:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:58 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:09:58 DEBUG : Looking for writers
2026/01/14 02:09:58 DEBUG : file1: reading active writers
2026/01/14 02:09:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:09:59.235492 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:09:59.235521 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:09:59 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)
2026/01/14 02:09:59 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)
2026/01/14 02:09:59 DEBUG : Looking for writers
2026/01/14 02:09:59 DEBUG : file1: reading active writers
2026/01/14 02:09:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:00 DEBUG : Looking for writers
2026/01/14 02:10:00 DEBUG : file1: reading active writers
2026/01/14 02:10:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:01 DEBUG : Looking for writers
2026/01/14 02:10:01 DEBUG : file1: reading active writers
2026/01/14 02:10:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:02 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:10:02 DEBUG : Looking for writers
2026/01/14 02:10:02 DEBUG : file1: reading active writers
2026/01/14 02:10:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:03.188601 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:10:03.188630 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:10:03 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)
2026/01/14 02:10:03 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)
2026/01/14 02:10:03 DEBUG : Looking for writers
2026/01/14 02:10:03 DEBUG : file1: reading active writers
2026/01/14 02:10:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:04 DEBUG : Looking for writers
2026/01/14 02:10:04 DEBUG : file1: reading active writers
2026/01/14 02:10:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:05 DEBUG : Looking for writers
2026/01/14 02:10:05 DEBUG : file1: reading active writers
2026/01/14 02:10:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:06 DEBUG : Looking for writers
2026/01/14 02:10:06 DEBUG : file1: reading active writers
2026/01/14 02:10:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:07 DEBUG : Looking for writers
2026/01/14 02:10:07 DEBUG : file1: reading active writers
2026/01/14 02:10:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:08 DEBUG : Looking for writers
2026/01/14 02:10:08 DEBUG : file1: reading active writers
2026/01/14 02:10:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:09 DEBUG : Looking for writers
2026/01/14 02:10:09 DEBUG : file1: reading active writers
2026/01/14 02:10:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:09 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:10:10.525454 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:10:10.525487 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:10:10 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)
2026/01/14 02:10:10 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)
2026/01/14 02:10:10 DEBUG : Looking for writers
2026/01/14 02:10:10 DEBUG : file1: reading active writers
2026/01/14 02:10:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:11 DEBUG : Looking for writers
2026/01/14 02:10:11 DEBUG : file1: reading active writers
2026/01/14 02:10:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:12 DEBUG : Looking for writers
2026/01/14 02:10:12 DEBUG : file1: reading active writers
2026/01/14 02:10:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:13 DEBUG : Looking for writers
2026/01/14 02:10:13 DEBUG : file1: reading active writers
2026/01/14 02:10:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:14 DEBUG : Looking for writers
2026/01/14 02:10:14 DEBUG : file1: reading active writers
2026/01/14 02:10:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:15 DEBUG : Looking for writers
2026/01/14 02:10:15 DEBUG : file1: reading active writers
2026/01/14 02:10:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:16 DEBUG : Looking for writers
2026/01/14 02:10:16 DEBUG : file1: reading active writers
2026/01/14 02:10:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:17 DEBUG : Looking for writers
2026/01/14 02:10:17 DEBUG : file1: reading active writers
2026/01/14 02:10:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:18 DEBUG : Looking for writers
2026/01/14 02:10:18 DEBUG : file1: reading active writers
2026/01/14 02:10:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:19 DEBUG : Looking for writers
2026/01/14 02:10:19 DEBUG : file1: reading active writers
2026/01/14 02:10:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:20 DEBUG : Looking for writers
2026/01/14 02:10:20 DEBUG : file1: reading active writers
2026/01/14 02:10:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:21 DEBUG : Looking for writers
2026/01/14 02:10:21 DEBUG : file1: reading active writers
2026/01/14 02:10:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:22 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000670870 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638924096} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215279342240819 ext:109224634580 loc:0x44779a0} ATime:{wall:14002215279342257731 ext:109224651492 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:10:22 DEBUG : >WaitForWriters: 
2026/01/14 02:10:22 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/14 02:10:23 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/14 02:10:24.147930 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:10:24.147951 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:10:24 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)
2026/01/14 02:10:24 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)
2026/01/14 02:10:24 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
2026/01/14 02:10:26 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
2026/01/14 02:10:30 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:10:30 DEBUG : Looking for writers
2026/01/14 02:10:30 DEBUG : file1: reading active writers
2026/01/14 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:10:30 DEBUG : Looking for writers
2026/01/14 02:10:30 DEBUG : file1: reading active writers
2026/01/14 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:10:30 DEBUG : Looking for writers
2026/01/14 02:10:30 DEBUG : file1: reading active writers
2026/01/14 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:10:30 DEBUG : Looking for writers
2026/01/14 02:10:30 DEBUG : file1: reading active writers
2026/01/14 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:10:30 DEBUG : Looking for writers
2026/01/14 02:10:30 DEBUG : file1: reading active writers
2026/01/14 02:10:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:10:31 DEBUG : Looking for writers
2026/01/14 02:10:31 DEBUG : file1: reading active writers
2026/01/14 02:10:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:10:31 DEBUG : Looking for writers
2026/01/14 02:10:31 DEBUG : file1: reading active writers
2026/01/14 02:10:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:10:32 DEBUG : Looking for writers
2026/01/14 02:10:32 DEBUG : file1: reading active writers
2026/01/14 02:10:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:33 DEBUG : Looking for writers
2026/01/14 02:10:33 DEBUG : file1: reading active writers
2026/01/14 02:10:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:34 DEBUG : Looking for writers
2026/01/14 02:10:34 DEBUG : file1: reading active writers
2026/01/14 02:10:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:35 DEBUG : Looking for writers
2026/01/14 02:10:35 DEBUG : file1: reading active writers
2026/01/14 02:10:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:36 DEBUG : Looking for writers
2026/01/14 02:10:36 DEBUG : file1: reading active writers
2026/01/14 02:10:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:37 DEBUG : Looking for writers
2026/01/14 02:10:37 DEBUG : file1: reading active writers
2026/01/14 02:10:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:38 DEBUG : Looking for writers
2026/01/14 02:10:38 DEBUG : file1: reading active writers
2026/01/14 02:10:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:39 DEBUG : Looking for writers
2026/01/14 02:10:39 DEBUG : file1: reading active writers
2026/01/14 02:10:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:40 DEBUG : Looking for writers
2026/01/14 02:10:40 DEBUG : file1: reading active writers
2026/01/14 02:10:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:41 DEBUG : Looking for writers
2026/01/14 02:10:41 DEBUG : file1: reading active writers
2026/01/14 02:10:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:42 DEBUG : Looking for writers
2026/01/14 02:10:42 DEBUG : file1: reading active writers
2026/01/14 02:10:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:43 DEBUG : Looking for writers
2026/01/14 02:10:43 DEBUG : file1: reading active writers
2026/01/14 02:10:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:44 DEBUG : Looking for writers
2026/01/14 02:10:44 DEBUG : file1: reading active writers
2026/01/14 02:10:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:45 DEBUG : Looking for writers
2026/01/14 02:10:45 DEBUG : file1: reading active writers
2026/01/14 02:10:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:46 DEBUG : Looking for writers
2026/01/14 02:10:46 DEBUG : file1: reading active writers
2026/01/14 02:10:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:47 DEBUG : Looking for writers
2026/01/14 02:10:47 DEBUG : file1: reading active writers
2026/01/14 02:10:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:48 DEBUG : Looking for writers
2026/01/14 02:10:48 DEBUG : file1: reading active writers
2026/01/14 02:10:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:49 DEBUG : Looking for writers
2026/01/14 02:10:49 DEBUG : file1: reading active writers
2026/01/14 02:10:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:49 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:10:50 DEBUG : Looking for writers
2026/01/14 02:10:50 DEBUG : file1: reading active writers
2026/01/14 02:10:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:50.700060 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:10:50.700078 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:10:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:10:50 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)
2026/01/14 02:10:51 DEBUG : Looking for writers
2026/01/14 02:10:51 DEBUG : file1: reading active writers
2026/01/14 02:10:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:52 DEBUG : Looking for writers
2026/01/14 02:10:52 DEBUG : file1: reading active writers
2026/01/14 02:10:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:52 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:10:52 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/14 02:10:53 DEBUG : Looking for writers
2026/01/14 02:10:53 DEBUG : file1: reading active writers
2026/01/14 02:10:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:54 DEBUG : Looking for writers
2026/01/14 02:10:54 DEBUG : file1: reading active writers
2026/01/14 02:10:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:55 DEBUG : Looking for writers
2026/01/14 02:10:55 DEBUG : file1: reading active writers
2026/01/14 02:10:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:56 DEBUG : Looking for writers
2026/01/14 02:10:56 DEBUG : file1: reading active writers
2026/01/14 02:10:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:57 DEBUG : Looking for writers
2026/01/14 02:10:57 DEBUG : file1: reading active writers
2026/01/14 02:10:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:58 DEBUG : Looking for writers
2026/01/14 02:10:58 DEBUG : file1: reading active writers
2026/01/14 02:10:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:10:59 DEBUG : Looking for writers
2026/01/14 02:10:59 DEBUG : file1: reading active writers
2026/01/14 02:10:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:11:00 DEBUG : Looking for writers
2026/01/14 02:11:00 DEBUG : file1: reading active writers
2026/01/14 02:11:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:11:00 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000670870 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638924096} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215279342240819 ext:109224634580 loc:0x44779a0} ATime:{wall:14002215279342257731 ext:109224651492 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:11:00 DEBUG : >WaitForWriters: 
2026/01/14 02:11:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:11:00 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.86s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:11:00 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:11:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:11:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:11:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:11:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:11:00 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:11:00 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:11:01 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:11:01 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:11:01 DEBUG : file1(0xc0002cc6c0): openPending: 
2026/01/14 02:11:01 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:11:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:11:01 DEBUG : file1(0xc0002cc6c0): >openPending: err=<nil>
2026/01/14 02:11:01 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:11:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:11:01 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:11:01 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:11:01 DEBUG : file1(0xc0002cc6c0): close: 
2026/01/14 02:11:01 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:11:01.089694708 +0000 UTC m=+178.016680085
2026/01/14 02:11:01 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:11:01 DEBUG : file1(0xc0002cc6c0): >close: err=<nil>
2026/01/14 02:11:01 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/14 02:11:01 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/14 02:11:01 DEBUG : file2: newRWFileHandle: 
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): openPending: 
2026/01/14 02:11:01 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:11:01 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): >openPending: err=<nil>
2026/01/14 02:11:01 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/14 02:11:01 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/14 02:11:01 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/14 02:11:01 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): RWFileHandle.Flush
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): RWFileHandle.Release
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): close: 
2026/01/14 02:11:01 DEBUG : file2: vfs cache: setting modification time to 2026-01-14 02:11:01.090451514 +0000 UTC m=+178.017436891
2026/01/14 02:11:01 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/14 02:11:01 DEBUG : file2(0xc0002ccf80): >close: err=<nil>
2026/01/14 02:11:01 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/14 02:11:01 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:01 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/14 02:11:01 DEBUG : Looking for writers
2026/01/14 02:11:01 DEBUG : file1: reading active writers
2026/01/14 02:11:01 DEBUG : file2: reading active writers
2026/01/14 02:11:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/14 02:11:01.956163 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:01.956200 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:01 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)
2026/01/14 02:11:01 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)
2026/01/14 02:11:02 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:02 DEBUG : Looking for writers
2026/01/14 02:11:02 DEBUG : file1: reading active writers
2026/01/14 02:11:02 DEBUG : file2: reading active writers
2026/01/14 02:11:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:02.699940 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:02.699967 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:02 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)
2026/01/14 02:11:02 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)
2026/01/14 02:11:02 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:03 DEBUG : Looking for writers
2026/01/14 02:11:03 DEBUG : file1: reading active writers
2026/01/14 02:11:03 DEBUG : file2: reading active writers
2026/01/14 02:11:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:03.516982 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:03.517078 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:03 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)
2026/01/14 02:11:03 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)
2026/01/14 02:11:03 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:04.279077 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:04.279098 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:04 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:04 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)
2026/01/14 02:11:04 DEBUG : Looking for writers
2026/01/14 02:11:04 DEBUG : file1: reading active writers
2026/01/14 02:11:04 DEBUG : file2: reading active writers
2026/01/14 02:11:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:04 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:05.090498 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:05.090519 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:05 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)
2026/01/14 02:11:05 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)
2026/01/14 02:11:05 DEBUG : Looking for writers
2026/01/14 02:11:05 DEBUG : file1: reading active writers
2026/01/14 02:11:05 DEBUG : file2: reading active writers
2026/01/14 02:11:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:05 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:05.895800 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:05.895823 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:05 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)
2026/01/14 02:11:05 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)
2026/01/14 02:11:06 DEBUG : Looking for writers
2026/01/14 02:11:06 DEBUG : file1: reading active writers
2026/01/14 02:11:06 DEBUG : file2: reading active writers
2026/01/14 02:11:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:06.669819 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:06.669898 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:06 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)
2026/01/14 02:11:06 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)
2026/01/14 02:11:06 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:07 DEBUG : Looking for writers
2026/01/14 02:11:07 DEBUG : file1: reading active writers
2026/01/14 02:11:07 DEBUG : file2: reading active writers
2026/01/14 02:11:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:07.434638 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:07.434658 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:07 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)
2026/01/14 02:11:07 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)
2026/01/14 02:11:08 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:08 DEBUG : Looking for writers
2026/01/14 02:11:08 DEBUG : file1: reading active writers
2026/01/14 02:11:08 DEBUG : file2: reading active writers
2026/01/14 02:11:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:09.019626 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:09.019652 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:09 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)
2026/01/14 02:11:09 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)
2026/01/14 02:11:09 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:09 DEBUG : Looking for writers
2026/01/14 02:11:09 DEBUG : file1: reading active writers
2026/01/14 02:11:09 DEBUG : file2: reading active writers
2026/01/14 02:11:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:09.825630 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:09.825652 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:09 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)
2026/01/14 02:11:09 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)
2026/01/14 02:11:10 DEBUG : Looking for writers
2026/01/14 02:11:10 DEBUG : file2: reading active writers
2026/01/14 02:11:10 DEBUG : file1: reading active writers
2026/01/14 02:11:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:11 DEBUG : Looking for writers
2026/01/14 02:11:11 DEBUG : file1: reading active writers
2026/01/14 02:11:11 DEBUG : file2: reading active writers
2026/01/14 02:11:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:12 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:12 DEBUG : Looking for writers
2026/01/14 02:11:12 DEBUG : file1: reading active writers
2026/01/14 02:11:12 DEBUG : file2: reading active writers
2026/01/14 02:11:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:12.982937 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:12.982973 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:12 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)
2026/01/14 02:11:12 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)
2026/01/14 02:11:13 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:13 DEBUG : Looking for writers
2026/01/14 02:11:13 DEBUG : file1: reading active writers
2026/01/14 02:11:13 DEBUG : file2: reading active writers
2026/01/14 02:11:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:13.840415 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:13.840463 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:13 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)
2026/01/14 02:11:13 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)
2026/01/14 02:11:14 DEBUG : Looking for writers
2026/01/14 02:11:14 DEBUG : file2: reading active writers
2026/01/14 02:11:14 DEBUG : file1: reading active writers
2026/01/14 02:11:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:15 DEBUG : Looking for writers
2026/01/14 02:11:15 DEBUG : file1: reading active writers
2026/01/14 02:11:15 DEBUG : file2: reading active writers
2026/01/14 02:11:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:16 DEBUG : Looking for writers
2026/01/14 02:11:16 DEBUG : file2: reading active writers
2026/01/14 02:11:16 DEBUG : file1: reading active writers
2026/01/14 02:11:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:17 DEBUG : Looking for writers
2026/01/14 02:11:17 DEBUG : file1: reading active writers
2026/01/14 02:11:17 DEBUG : file2: reading active writers
2026/01/14 02:11:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:18 DEBUG : Looking for writers
2026/01/14 02:11:18 DEBUG : file1: reading active writers
2026/01/14 02:11:18 DEBUG : file2: reading active writers
2026/01/14 02:11:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:19 DEBUG : Looking for writers
2026/01/14 02:11:19 DEBUG : file1: reading active writers
2026/01/14 02:11:19 DEBUG : file2: reading active writers
2026/01/14 02:11:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:19 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:20.169116 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:20.169141 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:20 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)
2026/01/14 02:11:20 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)
2026/01/14 02:11:20 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:11:20 DEBUG : Looking for writers
2026/01/14 02:11:20 DEBUG : file1: reading active writers
2026/01/14 02:11:20 DEBUG : file2: reading active writers
2026/01/14 02:11:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:21.070717 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:21.070748 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:21 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)
2026/01/14 02:11:21 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)
2026/01/14 02:11:21 DEBUG : Looking for writers
2026/01/14 02:11:21 DEBUG : file1: reading active writers
2026/01/14 02:11:21 DEBUG : file2: reading active writers
2026/01/14 02:11:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:22 DEBUG : Looking for writers
2026/01/14 02:11:22 DEBUG : file1: reading active writers
2026/01/14 02:11:22 DEBUG : file2: reading active writers
2026/01/14 02:11:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:23 DEBUG : Looking for writers
2026/01/14 02:11:23 DEBUG : file1: reading active writers
2026/01/14 02:11:23 DEBUG : file2: reading active writers
2026/01/14 02:11:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:24 DEBUG : Looking for writers
2026/01/14 02:11:24 DEBUG : file1: reading active writers
2026/01/14 02:11:24 DEBUG : file2: reading active writers
2026/01/14 02:11:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:25 DEBUG : Looking for writers
2026/01/14 02:11:25 DEBUG : file1: reading active writers
2026/01/14 02:11:25 DEBUG : file2: reading active writers
2026/01/14 02:11:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:26 DEBUG : Looking for writers
2026/01/14 02:11:26 DEBUG : file1: reading active writers
2026/01/14 02:11:26 DEBUG : file2: reading active writers
2026/01/14 02:11:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:27 DEBUG : Looking for writers
2026/01/14 02:11:27 DEBUG : file1: reading active writers
2026/01/14 02:11:27 DEBUG : file2: reading active writers
2026/01/14 02:11:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:28 DEBUG : Looking for writers
2026/01/14 02:11:28 DEBUG : file1: reading active writers
2026/01/14 02:11:28 DEBUG : file2: reading active writers
2026/01/14 02:11:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:29 DEBUG : Looking for writers
2026/01/14 02:11:29 DEBUG : file1: reading active writers
2026/01/14 02:11:29 DEBUG : file2: reading active writers
2026/01/14 02:11:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:30 DEBUG : Looking for writers
2026/01/14 02:11:30 DEBUG : file1: reading active writers
2026/01/14 02:11:30 DEBUG : file2: reading active writers
2026/01/14 02:11:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:31 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file2": &{c:0xc0008e5950 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638923584} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215353223228986 ext:178017436891 loc:0x44779a0} ATime:{wall:14002215353223519484 ext:178017727379 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
	"file1": &{c:0xc0008e5950 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638923072} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215353222472180 ext:178016680085 loc:0x44779a0} ATime:{wall:14002215353222629626 ext:178016837531 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:11:31 DEBUG : >WaitForWriters: 
2026/01/14 02:11:31 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
2026/01/14 02:11:32 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/14 02:11:32 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:11:33.716839 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:33.716875 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:33 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:33 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)
2026/01/14 02:11:33 DEBUG : file2: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/14 02:11:34.694614 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:11:34.694650 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:34 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:11:34 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)
2026/01/14 02:11:34 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
2026/01/14 02:11:38 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:11:38 DEBUG : Looking for writers
2026/01/14 02:11:38 DEBUG : file1: reading active writers
2026/01/14 02:11:38 DEBUG : file2: reading active writers
2026/01/14 02:11:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/14 02:11:38 DEBUG : Looking for writers
2026/01/14 02:11:38 DEBUG : file1: reading active writers
2026/01/14 02:11:38 DEBUG : file2: reading active writers
2026/01/14 02:11:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/14 02:11:39 DEBUG : Looking for writers
2026/01/14 02:11:39 DEBUG : file1: reading active writers
2026/01/14 02:11:39 DEBUG : file2: reading active writers
2026/01/14 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/14 02:11:39 DEBUG : Looking for writers
2026/01/14 02:11:39 DEBUG : file1: reading active writers
2026/01/14 02:11:39 DEBUG : file2: reading active writers
2026/01/14 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/14 02:11:39 DEBUG : Looking for writers
2026/01/14 02:11:39 DEBUG : file1: reading active writers
2026/01/14 02:11:39 DEBUG : file2: reading active writers
2026/01/14 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/14 02:11:39 DEBUG : Looking for writers
2026/01/14 02:11:39 DEBUG : file1: reading active writers
2026/01/14 02:11:39 DEBUG : file2: reading active writers
2026/01/14 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/14 02:11:39 DEBUG : Looking for writers
2026/01/14 02:11:39 DEBUG : file1: reading active writers
2026/01/14 02:11:39 DEBUG : file2: reading active writers
2026/01/14 02:11:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/14 02:11:40 DEBUG : Looking for writers
2026/01/14 02:11:40 DEBUG : file2: reading active writers
2026/01/14 02:11:40 DEBUG : file1: reading active writers
2026/01/14 02:11:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:41 DEBUG : Looking for writers
2026/01/14 02:11:41 DEBUG : file1: reading active writers
2026/01/14 02:11:41 DEBUG : file2: reading active writers
2026/01/14 02:11:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:42 DEBUG : Looking for writers
2026/01/14 02:11:42 DEBUG : file1: reading active writers
2026/01/14 02:11:42 DEBUG : file2: reading active writers
2026/01/14 02:11:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:43 DEBUG : Looking for writers
2026/01/14 02:11:43 DEBUG : file1: reading active writers
2026/01/14 02:11:43 DEBUG : file2: reading active writers
2026/01/14 02:11:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:44 DEBUG : Looking for writers
2026/01/14 02:11:44 DEBUG : file1: reading active writers
2026/01/14 02:11:44 DEBUG : file2: reading active writers
2026/01/14 02:11:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:45 DEBUG : Looking for writers
2026/01/14 02:11:45 DEBUG : file1: reading active writers
2026/01/14 02:11:45 DEBUG : file2: reading active writers
2026/01/14 02:11:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:46 DEBUG : Looking for writers
2026/01/14 02:11:46 DEBUG : file1: reading active writers
2026/01/14 02:11:46 DEBUG : file2: reading active writers
2026/01/14 02:11:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:47 DEBUG : Looking for writers
2026/01/14 02:11:47 DEBUG : file2: reading active writers
2026/01/14 02:11:47 DEBUG : file1: reading active writers
2026/01/14 02:11:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:48 DEBUG : Looking for writers
2026/01/14 02:11:48 DEBUG : file1: reading active writers
2026/01/14 02:11:48 DEBUG : file2: reading active writers
2026/01/14 02:11:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:49 DEBUG : Looking for writers
2026/01/14 02:11:49 DEBUG : file1: reading active writers
2026/01/14 02:11:49 DEBUG : file2: reading active writers
2026/01/14 02:11:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:50 DEBUG : Looking for writers
2026/01/14 02:11:50 DEBUG : file1: reading active writers
2026/01/14 02:11:50 DEBUG : file2: reading active writers
2026/01/14 02:11:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:51 DEBUG : Looking for writers
2026/01/14 02:11:51 DEBUG : file1: reading active writers
2026/01/14 02:11:51 DEBUG : file2: reading active writers
2026/01/14 02:11:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:52 DEBUG : Looking for writers
2026/01/14 02:11:52 DEBUG : file1: reading active writers
2026/01/14 02:11:52 DEBUG : file2: reading active writers
2026/01/14 02:11:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:53 DEBUG : Looking for writers
2026/01/14 02:11:53 DEBUG : file1: reading active writers
2026/01/14 02:11:53 DEBUG : file2: reading active writers
2026/01/14 02:11:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:54 DEBUG : Looking for writers
2026/01/14 02:11:54 DEBUG : file1: reading active writers
2026/01/14 02:11:54 DEBUG : file2: reading active writers
2026/01/14 02:11:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:55 DEBUG : Looking for writers
2026/01/14 02:11:55 DEBUG : file1: reading active writers
2026/01/14 02:11:55 DEBUG : file2: reading active writers
2026/01/14 02:11:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:56 DEBUG : Looking for writers
2026/01/14 02:11:56 DEBUG : file1: reading active writers
2026/01/14 02:11:56 DEBUG : file2: reading active writers
2026/01/14 02:11:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:57 DEBUG : Looking for writers
2026/01/14 02:11:57 DEBUG : file1: reading active writers
2026/01/14 02:11:57 DEBUG : file2: reading active writers
2026/01/14 02:11:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:58 DEBUG : Looking for writers
2026/01/14 02:11:58 DEBUG : file1: reading active writers
2026/01/14 02:11:58 DEBUG : file2: reading active writers
2026/01/14 02:11:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:59 DEBUG : Looking for writers
2026/01/14 02:11:59 DEBUG : file1: reading active writers
2026/01/14 02:11:59 DEBUG : file2: reading active writers
2026/01/14 02:11:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:11:59 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:12:00 DEBUG : Looking for writers
2026/01/14 02:12:00 DEBUG : file1: reading active writers
2026/01/14 02:12:00 DEBUG : file2: reading active writers
2026/01/14 02:12:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:00 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:12:00.345620 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:00.345659 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:00 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:00 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)
2026/01/14 02:12:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/14 02:12:00 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:12:00 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 1, uploading 1, total size 0 (was 0)
2026/01/14 02:12:01.114908 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:01.114980 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:01 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:01 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)
2026/01/14 02:12:01 DEBUG : Looking for writers
2026/01/14 02:12:01 DEBUG : file2: reading active writers
2026/01/14 02:12:01 DEBUG : file1: reading active writers
2026/01/14 02:12:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:02 DEBUG : Looking for writers
2026/01/14 02:12:02 DEBUG : file1: reading active writers
2026/01/14 02:12:02 DEBUG : file2: reading active writers
2026/01/14 02:12:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:03 DEBUG : Looking for writers
2026/01/14 02:12:03 DEBUG : file1: reading active writers
2026/01/14 02:12:03 DEBUG : file2: reading active writers
2026/01/14 02:12:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:04 DEBUG : Looking for writers
2026/01/14 02:12:04 DEBUG : file1: reading active writers
2026/01/14 02:12:04 DEBUG : file2: reading active writers
2026/01/14 02:12:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:05 DEBUG : Looking for writers
2026/01/14 02:12:05 DEBUG : file1: reading active writers
2026/01/14 02:12:05 DEBUG : file2: reading active writers
2026/01/14 02:12:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:06 DEBUG : Looking for writers
2026/01/14 02:12:06 DEBUG : file1: reading active writers
2026/01/14 02:12:06 DEBUG : file2: reading active writers
2026/01/14 02:12:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:07 DEBUG : Looking for writers
2026/01/14 02:12:07 DEBUG : file1: reading active writers
2026/01/14 02:12:07 DEBUG : file2: reading active writers
2026/01/14 02:12:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:08 DEBUG : Looking for writers
2026/01/14 02:12:08 DEBUG : file1: reading active writers
2026/01/14 02:12:08 DEBUG : file2: reading active writers
2026/01/14 02:12:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:12:08 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc0008e5950 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638923072} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215353222472180 ext:178016680085 loc:0x44779a0} ATime:{wall:14002215353222629626 ext:178016837531 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc0008e5950 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0004f6308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824638923584} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215353223228986 ext:178017436891 loc:0x44779a0} ATime:{wall:14002215353223519484 ext:178017727379 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:12:08 DEBUG : >WaitForWriters: 
2026/01/14 02:12:08 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:12:09 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.21s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:09 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:12:09.787916 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:09.787942 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:09 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:09 DEBUG : Looking for writers
2026/01/14 02:12:09 DEBUG : >WaitForWriters: 
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:12:09 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.78s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:09 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:09 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:12:10.599233 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:10.599268 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:10 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:10 DEBUG : Looking for writers
2026/01/14 02:12:10 DEBUG : >WaitForWriters: 
2026/01/14 02:12:10 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:12:10 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.84s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:10 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:10 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:12:10 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:10 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:12:10 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:12:10 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:12:10 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:12:10 DEBUG : file1(0xc000c215c0): openPending: 
2026/01/14 02:12:10 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:12:10 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:10 DEBUG : file1(0xc000c215c0): >openPending: err=<nil>
2026/01/14 02:12:10 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:12:10 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:10 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:12:10 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:12:11.579213 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:11.579252 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:11 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:12:11 DEBUG : Looking for writers
2026/01/14 02:12:11 DEBUG : file1: reading active writers
2026/01/14 02:12:11 DEBUG : file1: active writers 1
2026/01/14 02:12:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:12:12 DEBUG : Looking for writers
2026/01/14 02:12:12 DEBUG : file1: reading active writers
2026/01/14 02:12:12 DEBUG : file1: active writers 1
2026/01/14 02:12:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:12:12 DEBUG : Looking for writers
2026/01/14 02:12:12 DEBUG : file1: reading active writers
2026/01/14 02:12:12 DEBUG : file1: active writers 1
2026/01/14 02:12:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:13 DEBUG : Looking for writers
2026/01/14 02:12:13 DEBUG : file1: reading active writers
2026/01/14 02:12:13 DEBUG : file1: active writers 1
2026/01/14 02:12:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:14 DEBUG : Looking for writers
2026/01/14 02:12:14 DEBUG : file1: reading active writers
2026/01/14 02:12:14 DEBUG : file1: active writers 1
2026/01/14 02:12:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:15 DEBUG : Looking for writers
2026/01/14 02:12:15 DEBUG : file1: reading active writers
2026/01/14 02:12:15 DEBUG : file1: active writers 1
2026/01/14 02:12:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:16 DEBUG : Looking for writers
2026/01/14 02:12:16 DEBUG : file1: reading active writers
2026/01/14 02:12:16 DEBUG : file1: active writers 1
2026/01/14 02:12:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:17 DEBUG : Looking for writers
2026/01/14 02:12:17 DEBUG : file1: reading active writers
2026/01/14 02:12:17 DEBUG : file1: active writers 1
2026/01/14 02:12:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:18 DEBUG : Looking for writers
2026/01/14 02:12:18 DEBUG : file1: reading active writers
2026/01/14 02:12:18 DEBUG : file1: active writers 1
2026/01/14 02:12:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:19 DEBUG : Looking for writers
2026/01/14 02:12:19 DEBUG : file1: reading active writers
2026/01/14 02:12:19 DEBUG : file1: active writers 1
2026/01/14 02:12:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:20 DEBUG : Looking for writers
2026/01/14 02:12:20 DEBUG : file1: reading active writers
2026/01/14 02:12:20 DEBUG : file1: active writers 1
2026/01/14 02:12:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:21 DEBUG : Looking for writers
2026/01/14 02:12:21 DEBUG : file1: reading active writers
2026/01/14 02:12:21 DEBUG : file1: active writers 1
2026/01/14 02:12:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:22 DEBUG : Looking for writers
2026/01/14 02:12:22 DEBUG : file1: reading active writers
2026/01/14 02:12:22 DEBUG : file1: active writers 1
2026/01/14 02:12:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:23 DEBUG : Looking for writers
2026/01/14 02:12:23 DEBUG : file1: reading active writers
2026/01/14 02:12:23 DEBUG : file1: active writers 1
2026/01/14 02:12:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:24 DEBUG : Looking for writers
2026/01/14 02:12:24 DEBUG : file1: reading active writers
2026/01/14 02:12:24 DEBUG : file1: active writers 1
2026/01/14 02:12:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:25 DEBUG : Looking for writers
2026/01/14 02:12:25 DEBUG : file1: reading active writers
2026/01/14 02:12:25 DEBUG : file1: active writers 1
2026/01/14 02:12:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:26 DEBUG : Looking for writers
2026/01/14 02:12:26 DEBUG : file1: reading active writers
2026/01/14 02:12:26 DEBUG : file1: active writers 1
2026/01/14 02:12:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:27 DEBUG : Looking for writers
2026/01/14 02:12:27 DEBUG : file1: reading active writers
2026/01/14 02:12:27 DEBUG : file1: active writers 1
2026/01/14 02:12:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:28 DEBUG : Looking for writers
2026/01/14 02:12:28 DEBUG : file1: reading active writers
2026/01/14 02:12:28 DEBUG : file1: active writers 1
2026/01/14 02:12:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:29 DEBUG : Looking for writers
2026/01/14 02:12:29 DEBUG : file1: reading active writers
2026/01/14 02:12:29 DEBUG : file1: active writers 1
2026/01/14 02:12:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:30 DEBUG : Looking for writers
2026/01/14 02:12:30 DEBUG : file1: reading active writers
2026/01/14 02:12:30 DEBUG : file1: active writers 1
2026/01/14 02:12:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:31 DEBUG : Looking for writers
2026/01/14 02:12:31 DEBUG : file1: reading active writers
2026/01/14 02:12:31 DEBUG : file1: active writers 1
2026/01/14 02:12:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:32 DEBUG : Looking for writers
2026/01/14 02:12:32 DEBUG : file1: reading active writers
2026/01/14 02:12:32 DEBUG : file1: active writers 1
2026/01/14 02:12:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:33 DEBUG : Looking for writers
2026/01/14 02:12:33 DEBUG : file1: reading active writers
2026/01/14 02:12:33 DEBUG : file1: active writers 1
2026/01/14 02:12:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:34 DEBUG : Looking for writers
2026/01/14 02:12:34 DEBUG : file1: reading active writers
2026/01/14 02:12:34 DEBUG : file1: active writers 1
2026/01/14 02:12:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:35 DEBUG : Looking for writers
2026/01/14 02:12:35 DEBUG : file1: reading active writers
2026/01/14 02:12:35 DEBUG : file1: active writers 1
2026/01/14 02:12:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:36 DEBUG : Looking for writers
2026/01/14 02:12:36 DEBUG : file1: reading active writers
2026/01/14 02:12:36 DEBUG : file1: active writers 1
2026/01/14 02:12:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:37 DEBUG : Looking for writers
2026/01/14 02:12:37 DEBUG : file1: reading active writers
2026/01/14 02:12:37 DEBUG : file1: active writers 1
2026/01/14 02:12:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:38 DEBUG : Looking for writers
2026/01/14 02:12:38 DEBUG : file1: reading active writers
2026/01/14 02:12:38 DEBUG : file1: active writers 1
2026/01/14 02:12:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:39 DEBUG : Looking for writers
2026/01/14 02:12:39 DEBUG : file1: reading active writers
2026/01/14 02:12:39 DEBUG : file1: active writers 1
2026/01/14 02:12:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:40 DEBUG : Looking for writers
2026/01/14 02:12:40 DEBUG : file1: reading active writers
2026/01/14 02:12:40 DEBUG : file1: active writers 1
2026/01/14 02:12:40 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:12:41 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0008821e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000c14d08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824646389056} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc000ae4218 info:{ModTime:{wall:14002215428159703842 ext:247865725921 loc:0x44779a0} ATime:{wall:14002215428159703842 ext:247865725921 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/14 02:12:41 DEBUG : >WaitForWriters: 
2026/01/14 02:12:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:12:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.98s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:41 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:12:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:12:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-wuxubax0bavi"
2026/01/14 02:12:41 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:12:41 DEBUG : forgetting directory cache
2026/01/14 02:12:42.388083 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:42.388102 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:42 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:42 DEBUG : Looking for writers
2026/01/14 02:12:42 DEBUG : >WaitForWriters: 
2026/01/14 02:12:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': vfs cache: cleaner exiting
2026/01/14 02:12:42 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.77s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:43.117632 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:43.117673 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:43 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.73s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:43.858919 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:43.858954 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:43 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.73s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:43 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:43 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:44.646345 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:44.646364 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:44 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:44 DEBUG : Looking for writers
2026/01/14 02:12:44 DEBUG : >WaitForWriters: 
2026/01/14 02:12:44 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.78s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:44 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:44 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:45.394961 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:45.394982 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:45 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:45 DEBUG : Looking for writers
2026/01/14 02:12:45 DEBUG : >WaitForWriters: 
2026/01/14 02:12:45 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.79s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:45 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:45 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:46.199182 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:46.199218 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:46 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:46 DEBUG : Looking for writers
2026/01/14 02:12:46 DEBUG : >WaitForWriters: 
2026/01/14 02:12:46 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.76s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:46 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:46 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:46.971754 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:46.971783 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:46 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:46 DEBUG : Looking for writers
2026/01/14 02:12:46 DEBUG : >WaitForWriters: 
2026/01/14 02:12:47 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.78s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:47 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:47 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:47 ERROR : error listing: directory not found
2026/01/14 02:12:48.036033 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:48.036063 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:48 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
2026/01/14 02:12:48 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:48 DEBUG : Looking for writers
2026/01/14 02:12:48 DEBUG : >WaitForWriters: 
2026/01/14 02:12:48 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.08s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:48 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:48 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:48 ERROR : error listing: directory not found
2026/01/14 02:12:48 ERROR : error listing: directory not found
2026/01/14 02:12:49.277834 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:49.277869 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:49 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
2026/01/14 02:12:49 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:49 DEBUG : Looking for writers
2026/01/14 02:12:49 DEBUG : >WaitForWriters: 
2026/01/14 02:12:49 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.22s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:12:49 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:12:49 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:12:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:12:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:12:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:12:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:12:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:49 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/14 02:12:49 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/14 02:12:49 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/14 02:12:49 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (5 bytes), uploading instead of streaming
2026/01/14 02:12:50.327316 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:50.327344 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:50 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)
2026/01/14 02:12:50 DEBUG : file1: Remove: 
2026/01/14 02:12:50 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:12:50 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
2026/01/14 02:12:50 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
2026/01/14 02:12:51 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
2026/01/14 02:12:54 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
2026/01/14 02:12:58 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:12:58 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:12:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:58 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:12:58 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:12:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:58 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:12:59.011933 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:12:59.011974 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:12:59 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)
2026/01/14 02:12:59 DEBUG : file1: Remove: 
2026/01/14 02:12:59 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:12:59 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
2026/01/14 02:12:59 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:12:59 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:12:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:12:59 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:12:59 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:12:59 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
2026/01/14 02:12:59 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/14 02:12:59 DEBUG : Looking for writers
2026/01/14 02:12:59 DEBUG : file1: reading active writers
2026/01/14 02:12:59 DEBUG : file1: active writers 1
2026/01/14 02:12:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/14 02:13:00 DEBUG : Looking for writers
2026/01/14 02:13:00 DEBUG : file1: reading active writers
2026/01/14 02:13:00 DEBUG : file1: active writers 1
2026/01/14 02:13:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:01 DEBUG : Looking for writers
2026/01/14 02:13:01 DEBUG : file1: reading active writers
2026/01/14 02:13:01 DEBUG : file1: active writers 1
2026/01/14 02:13:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:02 DEBUG : Looking for writers
2026/01/14 02:13:02 DEBUG : file1: reading active writers
2026/01/14 02:13:02 DEBUG : file1: active writers 1
2026/01/14 02:13:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:03 DEBUG : Looking for writers
2026/01/14 02:13:03 DEBUG : file1: reading active writers
2026/01/14 02:13:03 DEBUG : file1: active writers 1
2026/01/14 02:13:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:04 DEBUG : Looking for writers
2026/01/14 02:13:04 DEBUG : file1: reading active writers
2026/01/14 02:13:04 DEBUG : file1: active writers 1
2026/01/14 02:13:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:05 DEBUG : Looking for writers
2026/01/14 02:13:05 DEBUG : file1: reading active writers
2026/01/14 02:13:05 DEBUG : file1: active writers 1
2026/01/14 02:13:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:06 DEBUG : Looking for writers
2026/01/14 02:13:06 DEBUG : file1: reading active writers
2026/01/14 02:13:06 DEBUG : file1: active writers 1
2026/01/14 02:13:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:07 DEBUG : Looking for writers
2026/01/14 02:13:07 DEBUG : file1: reading active writers
2026/01/14 02:13:07 DEBUG : file1: active writers 1
2026/01/14 02:13:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:08 DEBUG : Looking for writers
2026/01/14 02:13:08 DEBUG : file1: reading active writers
2026/01/14 02:13:08 DEBUG : file1: active writers 1
2026/01/14 02:13:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:09 DEBUG : Looking for writers
2026/01/14 02:13:09 DEBUG : file1: reading active writers
2026/01/14 02:13:09 DEBUG : file1: active writers 1
2026/01/14 02:13:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:10 DEBUG : Looking for writers
2026/01/14 02:13:10 DEBUG : file1: reading active writers
2026/01/14 02:13:10 DEBUG : file1: active writers 1
2026/01/14 02:13:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:11 DEBUG : Looking for writers
2026/01/14 02:13:11 DEBUG : file1: reading active writers
2026/01/14 02:13:11 DEBUG : file1: active writers 1
2026/01/14 02:13:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:12 DEBUG : Looking for writers
2026/01/14 02:13:12 DEBUG : file1: reading active writers
2026/01/14 02:13:12 DEBUG : file1: active writers 1
2026/01/14 02:13:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:13 DEBUG : Looking for writers
2026/01/14 02:13:13 DEBUG : file1: reading active writers
2026/01/14 02:13:13 DEBUG : file1: active writers 1
2026/01/14 02:13:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:14 DEBUG : Looking for writers
2026/01/14 02:13:14 DEBUG : file1: reading active writers
2026/01/14 02:13:14 DEBUG : file1: active writers 1
2026/01/14 02:13:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:15 DEBUG : Looking for writers
2026/01/14 02:13:15 DEBUG : file1: reading active writers
2026/01/14 02:13:15 DEBUG : file1: active writers 1
2026/01/14 02:13:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:16 DEBUG : Looking for writers
2026/01/14 02:13:16 DEBUG : file1: reading active writers
2026/01/14 02:13:16 DEBUG : file1: active writers 1
2026/01/14 02:13:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:17 DEBUG : Looking for writers
2026/01/14 02:13:17 DEBUG : file1: reading active writers
2026/01/14 02:13:17 DEBUG : file1: active writers 1
2026/01/14 02:13:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:18 DEBUG : Looking for writers
2026/01/14 02:13:18 DEBUG : file1: reading active writers
2026/01/14 02:13:18 DEBUG : file1: active writers 1
2026/01/14 02:13:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:19 DEBUG : Looking for writers
2026/01/14 02:13:19 DEBUG : file1: reading active writers
2026/01/14 02:13:19 DEBUG : file1: active writers 1
2026/01/14 02:13:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:20 DEBUG : Looking for writers
2026/01/14 02:13:20 DEBUG : file1: reading active writers
2026/01/14 02:13:20 DEBUG : file1: active writers 1
2026/01/14 02:13:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:21 DEBUG : Looking for writers
2026/01/14 02:13:21 DEBUG : file1: reading active writers
2026/01/14 02:13:21 DEBUG : file1: active writers 1
2026/01/14 02:13:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:22 DEBUG : Looking for writers
2026/01/14 02:13:22 DEBUG : file1: reading active writers
2026/01/14 02:13:22 DEBUG : file1: active writers 1
2026/01/14 02:13:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:23 DEBUG : Looking for writers
2026/01/14 02:13:23 DEBUG : file1: reading active writers
2026/01/14 02:13:23 DEBUG : file1: active writers 1
2026/01/14 02:13:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:24 DEBUG : Looking for writers
2026/01/14 02:13:24 DEBUG : file1: reading active writers
2026/01/14 02:13:24 DEBUG : file1: active writers 1
2026/01/14 02:13:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:25 DEBUG : Looking for writers
2026/01/14 02:13:25 DEBUG : file1: reading active writers
2026/01/14 02:13:25 DEBUG : file1: active writers 1
2026/01/14 02:13:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:26 DEBUG : Looking for writers
2026/01/14 02:13:26 DEBUG : file1: reading active writers
2026/01/14 02:13:26 DEBUG : file1: active writers 1
2026/01/14 02:13:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:27 DEBUG : Looking for writers
2026/01/14 02:13:27 DEBUG : file1: reading active writers
2026/01/14 02:13:27 DEBUG : file1: active writers 1
2026/01/14 02:13:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:28 DEBUG : Looking for writers
2026/01/14 02:13:28 DEBUG : file1: reading active writers
2026/01/14 02:13:28 DEBUG : file1: active writers 1
2026/01/14 02:13:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:13:29 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/14 02:13:29 DEBUG : >WaitForWriters: 
2026/01/14 02:13:29 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.74s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:29 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:29 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:29 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:29 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:29 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:29 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:29 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/14 02:13:30 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/14 02:13:30 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/14 02:13:30 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/14 02:13:30 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (11 bytes), uploading instead of streaming
2026/01/14 02:13:31.112557 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:31.112577 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:31 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)
2026/01/14 02:13:31 DEBUG : file1: Remove: 
2026/01/14 02:13:31 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:31 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
2026/01/14 02:13:31 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
2026/01/14 02:13:31 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
2026/01/14 02:13:32 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
2026/01/14 02:13:34 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
2026/01/14 02:13:38 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:38 DEBUG : Looking for writers
2026/01/14 02:13:38 DEBUG : >WaitForWriters: 
2026/01/14 02:13:39 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.03s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:39 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:39 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:39 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/14 02:13:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:39 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (5 bytes), uploading instead of streaming
2026/01/14 02:13:40.273899 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:40.273934 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:40 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:40 DEBUG : file1: Remove: 
2026/01/14 02:13:40 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:40 DEBUG : file1: >Remove: err=<nil>
2026/01/14 02:13:40 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
2026/01/14 02:13:40 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
2026/01/14 02:13:40 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:40 DEBUG : Looking for writers
2026/01/14 02:13:40 DEBUG : >WaitForWriters: 
2026/01/14 02:13:40 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.24s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:40 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:40 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:40 DEBUG : file1: WriteFileHandle.Release closing
2026/01/14 02:13:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:40 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:13:41.348702 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:41.348740 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:41 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)
2026/01/14 02:13:41 DEBUG : file1: Remove: 
2026/01/14 02:13:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:41 DEBUG : file1: >Remove: err=<nil>
2026/01/14 02:13:41 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
2026/01/14 02:13:41 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/14 02:13:41 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:41 DEBUG : Looking for writers
2026/01/14 02:13:41 DEBUG : >WaitForWriters: 
2026/01/14 02:13:41 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.08s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:41 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:41 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:41 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:41 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:41 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (2 bytes), uploading instead of streaming
2026/01/14 02:13:42.432155 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:42.432187 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:42 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)
2026/01/14 02:13:42 DEBUG : file1: Remove: 
2026/01/14 02:13:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:42 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
2026/01/14 02:13:42 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:42 DEBUG : Looking for writers
2026/01/14 02:13:42 DEBUG : >WaitForWriters: 
2026/01/14 02:13:42 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.08s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:42 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:42 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:42 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:42 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:42 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:13:43.443412 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:43.443523 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:43 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)
2026/01/14 02:13:43 DEBUG : file1: Remove: 
2026/01/14 02:13:43 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:43 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
2026/01/14 02:13:43 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/14 02:13:43 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
2026/01/14 02:13:43 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:43 DEBUG : Looking for writers
2026/01/14 02:13:43 DEBUG : >WaitForWriters: 
2026/01/14 02:13:43 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.00s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:43 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:43 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:43 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:13:43 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:13:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:43 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:13:43 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:13:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:13:43 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': File to upload is small (100 bytes), uploading instead of streaming
2026/01/14 02:13:44.468071 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:44.468101 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:44 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)
2026/01/14 02:13:44 DEBUG : file1: Remove: 
2026/01/14 02:13:44 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:13:44 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
2026/01/14 02:13:44 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/14 02:13:44 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
2026/01/14 02:13:44 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:44 DEBUG : Looking for writers
2026/01/14 02:13:44 DEBUG : >WaitForWriters: 
2026/01/14 02:13:44 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.03s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:44 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:44 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:45.226660 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:45.226686 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:45 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:45 DEBUG : Looking for writers
2026/01/14 02:13:45 DEBUG : >WaitForWriters: 
2026/01/14 02:13:45 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.77s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:45 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:45 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:46.015269 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:46.015287 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:46 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:46 DEBUG : Looking for writers
2026/01/14 02:13:46 DEBUG : >WaitForWriters: 
2026/01/14 02:13:46 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.78s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:46 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:46 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:46.826105 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:46.826135 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:46 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:46 DEBUG : Looking for writers
2026/01/14 02:13:46 DEBUG : >WaitForWriters: 
2026/01/14 02:13:46 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.80s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-wuxubax0bavi'", Local "Local file system at /tmp/rclone3180913152", Modify Window "1s"
2026/01/14 02:13:46 INFO  : proton drive root link ID 'rclone-test-wuxubax0bavi': poll-interval is not supported by this remote
2026/01/14 02:13:46 NOTICE: proton drive root link ID 'rclone-test-wuxubax0bavi': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:47.567145 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:47.567176 ERROR RESTY 422 POST https://mail.proton.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-wuxubax0bavi'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:47 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:47 DEBUG : Looking for writers
2026/01/14 02:13:47 DEBUG : >WaitForWriters: 
2026/01/14 02:13:47 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.74s)
FAIL
2026/01/14 02:13:47 DEBUG : proton drive root link ID 'rclone-test-wuxubax0bavi': Purge remote
2026/01/14 02:13:47 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 5m44.778488317s (try 3/5): 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]