"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 5/5)
2026/04/14 05:02:05 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-yetunis3zula"
2026/04/14 05:02:05 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/04/14 05:02:05 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': Has cached credentials
2026/04/14 05:02:06 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': Used cached credential to initialize the ProtonDrive API
2026/04/14 05:02:06 DEBUG : Creating backend with remote "/tmp/rclone2344272949"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:06 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:06 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:07.432475 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:07.433192 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:07 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:07 DEBUG : Looking for writers
2026/04/14 05:02:07 DEBUG : >WaitForWriters: 
2026/04/14 05:02:07 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.72s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:07 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:07 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:08.152030 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:08.152056 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:08 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:08 DEBUG : Looking for writers
2026/04/14 05:02:08 DEBUG : >WaitForWriters: 
2026/04/14 05:02:08 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.71s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:08 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:08 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:08.835993 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:08.836018 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:08 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:08 DEBUG : Looking for writers
2026/04/14 05:02:08 DEBUG : >WaitForWriters: 
2026/04/14 05:02:08 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.68s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:08 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:08 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:09.591749 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:09.591769 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:09 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:09 DEBUG : Looking for writers
2026/04/14 05:02:09 DEBUG : >WaitForWriters: 
2026/04/14 05:02:09 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.78s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:09 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:09 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:10.366447 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:10.366478 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:10 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:10 DEBUG : Looking for writers
2026/04/14 05:02:10 DEBUG : >WaitForWriters: 
2026/04/14 05:02:10 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.76s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:10 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:10 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:11.092340 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:11.092362 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:11 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:11 DEBUG : Looking for writers
2026/04/14 05:02:11 DEBUG : >WaitForWriters: 
2026/04/14 05:02:11 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.72s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:11 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:11 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:11.851039 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:11.851064 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:11 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:11 DEBUG : Looking for writers
2026/04/14 05:02:11 DEBUG : >WaitForWriters: 
2026/04/14 05:02:11 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.77s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:11 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:11 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:12.634878 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:12.634905 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:12 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:12 DEBUG : Looking for writers
2026/04/14 05:02:12 DEBUG : >WaitForWriters: 
2026/04/14 05:02:12 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.78s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:12 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:12 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:13.352552 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:13.352572 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:13 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:13 DEBUG : Looking for writers
2026/04/14 05:02:13 DEBUG : >WaitForWriters: 
2026/04/14 05:02:13 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.72s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:13 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:13 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:14.052775 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:14.052799 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:14 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:14 DEBUG : Looking for writers
2026/04/14 05:02:14 DEBUG : >WaitForWriters: 
2026/04/14 05:02:14 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.73s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:14 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:14 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:14.788823 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:14.788844 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:14 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:14 DEBUG : Looking for writers
2026/04/14 05:02:14 DEBUG : >WaitForWriters: 
2026/04/14 05:02:14 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.71s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:14 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:14 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:15.528823 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:15.528846 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:15 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:15 DEBUG : Looking for writers
2026/04/14 05:02:15 DEBUG : >WaitForWriters: 
2026/04/14 05:02:15 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.75s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:15 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:15 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:16.292915 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:16.293038 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:16 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:16 DEBUG : Looking for writers
2026/04/14 05:02:16 DEBUG : >WaitForWriters: 
2026/04/14 05:02:16 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.79s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:16 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:16 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:17.057389 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:17.057412 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:17 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:17 DEBUG : Looking for writers
2026/04/14 05:02:17 DEBUG : >WaitForWriters: 
2026/04/14 05:02:17 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.73s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:17 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:17 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:17.795268 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:17.795294 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:17 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:17 DEBUG : Looking for writers
2026/04/14 05:02:17 DEBUG : >WaitForWriters: 
2026/04/14 05:02:18 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.97s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:18 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:18 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:18.777107 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:18.777172 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:18 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:18 DEBUG : Looking for writers
2026/04/14 05:02:18 DEBUG : >WaitForWriters: 
2026/04/14 05:02:18 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.78s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:18 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:18 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:19.557838 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:19.557907 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:19 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:19 DEBUG : Looking for writers
2026/04/14 05:02:19 DEBUG : >WaitForWriters: 
2026/04/14 05:02:19 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.74s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:19 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:19 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:20.358455 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:20.358480 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:20 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:20 DEBUG : Looking for writers
2026/04/14 05:02:20 DEBUG : >WaitForWriters: 
2026/04/14 05:02:20 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.84s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:20 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:20 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:21.183378 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:21.183397 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:21 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:21 DEBUG : Looking for writers
2026/04/14 05:02:21 DEBUG : >WaitForWriters: 
2026/04/14 05:02:21 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.79s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:21 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:21 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:21.971818 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:21.971905 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:21 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:21 DEBUG : Looking for writers
2026/04/14 05:02:21 DEBUG : >WaitForWriters: 
2026/04/14 05:02:22 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.81s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:22 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:22 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:22.758347 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:22.758370 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:22 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:22 DEBUG : Looking for writers
2026/04/14 05:02:22 DEBUG : >WaitForWriters: 
2026/04/14 05:02:22 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.77s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:22 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:22 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:23.484333 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:23.484360 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:23 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:23 DEBUG : Looking for writers
2026/04/14 05:02:23 DEBUG : >WaitForWriters: 
2026/04/14 05:02:23 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-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:23 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:23 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:24.233326 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:24.233350 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:24 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:24 DEBUG : Looking for writers
2026/04/14 05:02:24 DEBUG : >WaitForWriters: 
2026/04/14 05:02:24 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-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:24 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:24 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:24.998566 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:24.998592 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:24 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:24 DEBUG : Looking for writers
2026/04/14 05:02:24 DEBUG : >WaitForWriters: 
2026/04/14 05:02:25 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-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:25 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:25.736546 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:25.736565 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:25 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:25 DEBUG : Looking for writers
2026/04/14 05:02:25 DEBUG : >WaitForWriters: 
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:25 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-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:25 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:25 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:26.553419 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:26.553440 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:26 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:26 DEBUG : Looking for writers
2026/04/14 05:02:26 DEBUG : >WaitForWriters: 
2026/04/14 05:02:26 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:26 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-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:26 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:26 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:26 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:26 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:27.310834 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:27.310863 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:27 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:27 DEBUG : Looking for writers
2026/04/14 05:02:27 DEBUG : >WaitForWriters: 
2026/04/14 05:02:27 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:27 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.54s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.74s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.73s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.75s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.79s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.77s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.75s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:27 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:27 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:28.040144 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:28.040161 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:28 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:28 DEBUG : Looking for writers
2026/04/14 05:02:28 DEBUG : >WaitForWriters: 
2026/04/14 05:02:28 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.76s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:28 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:28 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:28.790328 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:28.790345 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:28 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:28 DEBUG : Looking for writers
2026/04/14 05:02:28 DEBUG : >WaitForWriters: 
2026/04/14 05:02:28 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.72s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:28 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:28 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:29.582376 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:29.582392 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:29 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:29 DEBUG : Looking for writers
2026/04/14 05:02:29 DEBUG : >WaitForWriters: 
2026/04/14 05:02:29 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.79s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:29 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:29 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:30.347224 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:30.347400 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:30 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:30 DEBUG : Looking for writers
2026/04/14 05:02:30 DEBUG : >WaitForWriters: 
2026/04/14 05:02:30 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.77s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:30 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:30 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:31.079067 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:31.080021 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:31 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:31 DEBUG : Looking for writers
2026/04/14 05:02:31 DEBUG : >WaitForWriters: 
2026/04/14 05:02:31 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.72s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:31 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:31 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:31.831517 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:31.831564 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:31 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:31 DEBUG : Looking for writers
2026/04/14 05:02:31 DEBUG : >WaitForWriters: 
2026/04/14 05:02:31 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:31 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:31 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:31 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:31 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:31 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:32.851653 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:32.851714 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:32 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:32 DEBUG : Looking for writers
2026/04/14 05:02:32 DEBUG : >WaitForWriters: 
2026/04/14 05:02:32 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:32 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:32 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:32 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:32 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:32 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:32 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:33.604263 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:33.604292 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:33 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:33 DEBUG : Looking for writers
2026/04/14 05:02:33 DEBUG : >WaitForWriters: 
2026/04/14 05:02:33 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:33 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:33 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:33 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:33 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:33 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:34.372826 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:34.372851 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:34 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:34 DEBUG : Looking for writers
2026/04/14 05:02:34 DEBUG : >WaitForWriters: 
2026/04/14 05:02:34 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:34 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:34 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:34 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:34 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:34 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:35.208027 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:35.208050 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:35 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:35 DEBUG : Looking for writers
2026/04/14 05:02:35 DEBUG : >WaitForWriters: 
2026/04/14 05:02:35 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:35 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:35 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:35 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:35 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:35 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:35 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:35 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:36.110741 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:36.110763 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:36 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:36 DEBUG : Looking for writers
2026/04/14 05:02:36 DEBUG : >WaitForWriters: 
2026/04/14 05:02:36 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:36 ERROR : error listing: directory not found
--- FAIL: TestFileRename (5.09s)
    --- FAIL: TestFileRename/off,forceCache=false (0.75s)
    --- FAIL: TestFileRename/minimal,forceCache=false (1.03s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.77s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.76s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.82s)
    --- FAIL: TestFileRename/full,forceCache=false (0.94s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:36 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:36 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:36.914506 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:36.914534 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:36 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:36 DEBUG : Looking for writers
2026/04/14 05:02:36 DEBUG : >WaitForWriters: 
2026/04/14 05:02:37 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.76s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:37 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:37 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:37.670404 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:37.670425 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:37 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:37 DEBUG : Looking for writers
2026/04/14 05:02:37 DEBUG : >WaitForWriters: 
2026/04/14 05:02:37 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.76s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:37 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:37 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:38.412049 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:38.412066 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:38 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:38 DEBUG : Looking for writers
2026/04/14 05:02:38 DEBUG : >WaitForWriters: 
2026/04/14 05:02:38 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.75s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:38 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:38 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:39.150270 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:39.150288 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:39 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:39 DEBUG : Looking for writers
2026/04/14 05:02:39 DEBUG : >WaitForWriters: 
2026/04/14 05:02:39 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.71s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:39 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:39 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:02:39.924846 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:39.924870 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:39 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:39 DEBUG : Looking for writers
2026/04/14 05:02:39 DEBUG : >WaitForWriters: 
2026/04/14 05:02:40 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.79s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:40 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:40.685740 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:40.685762 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:40 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:40 DEBUG : Looking for writers
2026/04/14 05:02:40 DEBUG : >WaitForWriters: 
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.75s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:40 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:40 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:41.738753 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:41.738790 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:41 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:41 DEBUG : Looking for writers
2026/04/14 05:02:41 DEBUG : >WaitForWriters: 
2026/04/14 05:02:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (1.05s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:41 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:41 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:42.456127 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:42.456152 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:42 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:42 DEBUG : Looking for writers
2026/04/14 05:02:42 DEBUG : >WaitForWriters: 
2026/04/14 05:02:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:42 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.74s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:42 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:42 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:43.222643 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:43.222665 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:43 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:43 DEBUG : Looking for writers
2026/04/14 05:02:43 DEBUG : >WaitForWriters: 
2026/04/14 05:02:43 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:43 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.77s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:43 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:43 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:43 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:43 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:43 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:43 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:44.003940 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:44.003955 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:44 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : >WaitForWriters: 
2026/04/14 05:02:44 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:02:44 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.79s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:02:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:02:44 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:02:44 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:02:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:02:44 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:02:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:02:44 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:02:44 DEBUG : file1: newRWFileHandle: 
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): openPending: 
2026/04/14 05:02:44 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/14 05:02:44 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): >openPending: err=<nil>
2026/04/14 05:02:44 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/14 05:02:44 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:02:44 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/14 05:02:44 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): _writeAt: size=5, off=0
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): >_writeAt: n=5, err=<nil>
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): _writeAt: size=7, off=5
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): >_writeAt: n=7, err=<nil>
2026/04/14 05:02:44 DEBUG : file1: vfs cache: truncate to size=11
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): close: 
2026/04/14 05:02:44 DEBUG : file1: vfs cache: setting modification time to 2026-04-14 05:02:44.342160419 +0000 UTC m=+39.258182163
2026/04/14 05:02:44 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): >close: err=<nil>
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): close: 
2026/04/14 05:02:44 DEBUG : file1(0x2c8a67347280): >close: err=file already closed
2026/04/14 05:02:44 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/14 05:02:44 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/14 05:02:44 DEBUG : Looking for writers
2026/04/14 05:02:44 DEBUG : file1: reading active writers
2026/04/14 05:02:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/14 05:02:45.214661 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:45.214682 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:45 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)
2026/04/14 05:02:45 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:45 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:45 DEBUG : Looking for writers
2026/04/14 05:02:45 DEBUG : file1: reading active writers
2026/04/14 05:02:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:46.229438 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:46.229465 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:46 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:46 DEBUG : Looking for writers
2026/04/14 05:02:46 DEBUG : file1: reading active writers
2026/04/14 05:02:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:46 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:47.424779 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:47.424818 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:47 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)
2026/04/14 05:02:47 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:47 DEBUG : Looking for writers
2026/04/14 05:02:47 DEBUG : file1: reading active writers
2026/04/14 05:02:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:48 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:48 DEBUG : Looking for writers
2026/04/14 05:02:48 DEBUG : file1: reading active writers
2026/04/14 05:02:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:48.937675 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:48.937700 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:48 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:48 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:49 DEBUG : Looking for writers
2026/04/14 05:02:49 DEBUG : file1: reading active writers
2026/04/14 05:02:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:50 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:50 DEBUG : Looking for writers
2026/04/14 05:02:50 DEBUG : file1: reading active writers
2026/04/14 05:02:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:51.278450 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:51.278483 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:51 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:51 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:51 DEBUG : Looking for writers
2026/04/14 05:02:51 DEBUG : file1: reading active writers
2026/04/14 05:02:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:52 DEBUG : Looking for writers
2026/04/14 05:02:52 DEBUG : file1: reading active writers
2026/04/14 05:02:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:53 DEBUG : Looking for writers
2026/04/14 05:02:53 DEBUG : file1: reading active writers
2026/04/14 05:02:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:54 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:02:54 DEBUG : Looking for writers
2026/04/14 05:02:54 DEBUG : file1: reading active writers
2026/04/14 05:02:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:55.213016 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:02:55.213045 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:55 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)
2026/04/14 05:02:55 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:02:55 DEBUG : Looking for writers
2026/04/14 05:02:55 DEBUG : file1: reading active writers
2026/04/14 05:02:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:56 DEBUG : Looking for writers
2026/04/14 05:02:56 DEBUG : file1: reading active writers
2026/04/14 05:02:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:57 DEBUG : Looking for writers
2026/04/14 05:02:57 DEBUG : file1: reading active writers
2026/04/14 05:02:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:58 DEBUG : Looking for writers
2026/04/14 05:02:58 DEBUG : file1: reading active writers
2026/04/14 05:02:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:02:59 DEBUG : Looking for writers
2026/04/14 05:02:59 DEBUG : file1: reading active writers
2026/04/14 05:02:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:00 DEBUG : Looking for writers
2026/04/14 05:03:00 DEBUG : file1: reading active writers
2026/04/14 05:03:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:01 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:01 DEBUG : Looking for writers
2026/04/14 05:03:01 DEBUG : file1: reading active writers
2026/04/14 05:03:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:02.417673 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:02.417694 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:02 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:02 DEBUG : Looking for writers
2026/04/14 05:03:02 DEBUG : file1: reading active writers
2026/04/14 05:03:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:03 DEBUG : Looking for writers
2026/04/14 05:03:03 DEBUG : file1: reading active writers
2026/04/14 05:03:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:04 DEBUG : Looking for writers
2026/04/14 05:03:04 DEBUG : file1: reading active writers
2026/04/14 05:03:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:05 DEBUG : Looking for writers
2026/04/14 05:03:05 DEBUG : file1: reading active writers
2026/04/14 05:03:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:06 DEBUG : Looking for writers
2026/04/14 05:03:06 DEBUG : file1: reading active writers
2026/04/14 05:03:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:07 DEBUG : Looking for writers
2026/04/14 05:03:07 DEBUG : file1: reading active writers
2026/04/14 05:03:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:08 DEBUG : Looking for writers
2026/04/14 05:03:08 DEBUG : file1: reading active writers
2026/04/14 05:03:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:09 DEBUG : Looking for writers
2026/04/14 05:03:09 DEBUG : file1: reading active writers
2026/04/14 05:03:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:10 DEBUG : Looking for writers
2026/04/14 05:03:10 DEBUG : file1: reading active writers
2026/04/14 05:03:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:11 DEBUG : Looking for writers
2026/04/14 05:03:11 DEBUG : file1: reading active writers
2026/04/14 05:03:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:12 DEBUG : Looking for writers
2026/04/14 05:03:12 DEBUG : file1: reading active writers
2026/04/14 05:03:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:13 DEBUG : Looking for writers
2026/04/14 05:03:13 DEBUG : file1: reading active writers
2026/04/14 05:03:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:14 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a67372e00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6732b568 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972948485536} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575832660374563 ext:39258182163 loc:0x46a1880} ATime:{wall:14010575832660385383 ext:39258192983 loc:0x46a1880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:03:14 DEBUG : >WaitForWriters: 
2026/04/14 05:03:14 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/04/14 05:03:15 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/04/14 05:03:16.056276 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:16.056297 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:16 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:16 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:16 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/14 05:03:18 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/04/14 05:03:22 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/14 05:03:22 DEBUG : Looking for writers
2026/04/14 05:03:22 DEBUG : file1: reading active writers
2026/04/14 05:03:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/14 05:03:23 DEBUG : Looking for writers
2026/04/14 05:03:23 DEBUG : file1: reading active writers
2026/04/14 05:03:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/14 05:03:23 DEBUG : Looking for writers
2026/04/14 05:03:23 DEBUG : file1: reading active writers
2026/04/14 05:03:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:24 DEBUG : Looking for writers
2026/04/14 05:03:24 DEBUG : file1: reading active writers
2026/04/14 05:03:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:25 DEBUG : Looking for writers
2026/04/14 05:03:25 DEBUG : file1: reading active writers
2026/04/14 05:03:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:26 DEBUG : Looking for writers
2026/04/14 05:03:26 DEBUG : file1: reading active writers
2026/04/14 05:03:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:27 DEBUG : Looking for writers
2026/04/14 05:03:27 DEBUG : file1: reading active writers
2026/04/14 05:03:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:28 DEBUG : Looking for writers
2026/04/14 05:03:28 DEBUG : file1: reading active writers
2026/04/14 05:03:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:29 DEBUG : Looking for writers
2026/04/14 05:03:29 DEBUG : file1: reading active writers
2026/04/14 05:03:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:30 DEBUG : Looking for writers
2026/04/14 05:03:30 DEBUG : file1: reading active writers
2026/04/14 05:03:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:31 DEBUG : Looking for writers
2026/04/14 05:03:31 DEBUG : file1: reading active writers
2026/04/14 05:03:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:32 DEBUG : Looking for writers
2026/04/14 05:03:32 DEBUG : file1: reading active writers
2026/04/14 05:03:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:33 DEBUG : Looking for writers
2026/04/14 05:03:33 DEBUG : file1: reading active writers
2026/04/14 05:03:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:34 DEBUG : Looking for writers
2026/04/14 05:03:34 DEBUG : file1: reading active writers
2026/04/14 05:03:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:35 DEBUG : Looking for writers
2026/04/14 05:03:35 DEBUG : file1: reading active writers
2026/04/14 05:03:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:36 DEBUG : Looking for writers
2026/04/14 05:03:36 DEBUG : file1: reading active writers
2026/04/14 05:03:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:37 DEBUG : Looking for writers
2026/04/14 05:03:37 DEBUG : file1: reading active writers
2026/04/14 05:03:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:38 DEBUG : Looking for writers
2026/04/14 05:03:38 DEBUG : file1: reading active writers
2026/04/14 05:03:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:39 DEBUG : Looking for writers
2026/04/14 05:03:39 DEBUG : file1: reading active writers
2026/04/14 05:03:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:40 DEBUG : Looking for writers
2026/04/14 05:03:40 DEBUG : file1: reading active writers
2026/04/14 05:03:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:41 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:41 DEBUG : Looking for writers
2026/04/14 05:03:41 DEBUG : file1: reading active writers
2026/04/14 05:03:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:42.577076 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:42.577111 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:42 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:42 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:42 DEBUG : Looking for writers
2026/04/14 05:03:42 DEBUG : file1: reading active writers
2026/04/14 05:03:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:43 DEBUG : Looking for writers
2026/04/14 05:03:43 DEBUG : file1: reading active writers
2026/04/14 05:03:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:44 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/14 05:03:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/04/14 05:03:44 DEBUG : Looking for writers
2026/04/14 05:03:44 DEBUG : file1: reading active writers
2026/04/14 05:03:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:45 DEBUG : Looking for writers
2026/04/14 05:03:45 DEBUG : file1: reading active writers
2026/04/14 05:03:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:46 DEBUG : Looking for writers
2026/04/14 05:03:46 DEBUG : file1: reading active writers
2026/04/14 05:03:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:47 DEBUG : Looking for writers
2026/04/14 05:03:47 DEBUG : file1: reading active writers
2026/04/14 05:03:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:48 DEBUG : Looking for writers
2026/04/14 05:03:48 DEBUG : file1: reading active writers
2026/04/14 05:03:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:49 DEBUG : Looking for writers
2026/04/14 05:03:49 DEBUG : file1: reading active writers
2026/04/14 05:03:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:50 DEBUG : Looking for writers
2026/04/14 05:03:50 DEBUG : file1: reading active writers
2026/04/14 05:03:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:51 DEBUG : Looking for writers
2026/04/14 05:03:51 DEBUG : file1: reading active writers
2026/04/14 05:03:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:52 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a67372e00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6732b568 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972948485536} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575832660374563 ext:39258182163 loc:0x46a1880} ATime:{wall:14010575832660385383 ext:39258192983 loc:0x46a1880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:03:52 DEBUG : >WaitForWriters: 
2026/04/14 05:03:52 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:03:52 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.61s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:03:52 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:03:52 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:03:52 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:03:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:03:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:03:52 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:03:52 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:03:52 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:03:52 DEBUG : file1: newRWFileHandle: 
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): openPending: 
2026/04/14 05:03:52 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/14 05:03:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): >openPending: err=<nil>
2026/04/14 05:03:52 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/14 05:03:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:03:52 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/14 05:03:52 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): _writeAt: size=7, off=0
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): >_writeAt: n=7, err=<nil>
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): _writeAt: size=6, off=5
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): >_writeAt: n=6, err=<nil>
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): close: 
2026/04/14 05:03:52 DEBUG : file1: vfs cache: setting modification time to 2026-04-14 05:03:52.911726664 +0000 UTC m=+107.827748408
2026/04/14 05:03:52 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): >close: err=<nil>
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): _writeAt: size=5, off=0
2026/04/14 05:03:52 DEBUG : file1(0x2c8a6732e340): >_writeAt: n=0, err=file already closed
2026/04/14 05:03:52 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:03:52 DEBUG : Looking for writers
2026/04/14 05:03:52 DEBUG : file1: reading active writers
2026/04/14 05:03:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/14 05:03:52 DEBUG : Looking for writers
2026/04/14 05:03:52 DEBUG : file1: reading active writers
2026/04/14 05:03:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/14 05:03:52 DEBUG : Looking for writers
2026/04/14 05:03:52 DEBUG : file1: reading active writers
2026/04/14 05:03:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/14 05:03:52 DEBUG : Looking for writers
2026/04/14 05:03:52 DEBUG : file1: reading active writers
2026/04/14 05:03:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/14 05:03:53 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:53 DEBUG : Looking for writers
2026/04/14 05:03:53 DEBUG : file1: reading active writers
2026/04/14 05:03:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/14 05:03:53 DEBUG : Looking for writers
2026/04/14 05:03:53 DEBUG : file1: reading active writers
2026/04/14 05:03:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/14 05:03:53 DEBUG : Looking for writers
2026/04/14 05:03:53 DEBUG : file1: reading active writers
2026/04/14 05:03:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/14 05:03:53.759295 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:53.759324 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:53 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)
2026/04/14 05:03:53 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)
2026/04/14 05:03:53 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:54 DEBUG : Looking for writers
2026/04/14 05:03:54 DEBUG : file1: reading active writers
2026/04/14 05:03:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:54.722860 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:54.722884 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:54 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)
2026/04/14 05:03:55 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:55 DEBUG : Looking for writers
2026/04/14 05:03:55 DEBUG : file1: reading active writers
2026/04/14 05:03:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:55.884098 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:55.884117 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:55 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)
2026/04/14 05:03:55 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)
2026/04/14 05:03:56 DEBUG : Looking for writers
2026/04/14 05:03:56 DEBUG : file1: reading active writers
2026/04/14 05:03:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:56 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:57 DEBUG : Looking for writers
2026/04/14 05:03:57 DEBUG : file1: reading active writers
2026/04/14 05:03:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:57.431983 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:57.432000 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:57 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:57 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:58 DEBUG : Looking for writers
2026/04/14 05:03:58 DEBUG : file1: reading active writers
2026/04/14 05:03:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:59 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:03:59 DEBUG : Looking for writers
2026/04/14 05:03:59 DEBUG : file1: reading active writers
2026/04/14 05:03:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:03:59.878812 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:03:59.878831 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:03:59 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)
2026/04/14 05:03:59 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)
2026/04/14 05:04:00 DEBUG : Looking for writers
2026/04/14 05:04:00 DEBUG : file1: reading active writers
2026/04/14 05:04:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:01 DEBUG : Looking for writers
2026/04/14 05:04:01 DEBUG : file1: reading active writers
2026/04/14 05:04:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:02 DEBUG : Looking for writers
2026/04/14 05:04:02 DEBUG : file1: reading active writers
2026/04/14 05:04:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:03 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:04:03 DEBUG : Looking for writers
2026/04/14 05:04:03 DEBUG : file1: reading active writers
2026/04/14 05:04:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:03.841779 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:04:03.841800 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:03 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)
2026/04/14 05:04:03 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)
2026/04/14 05:04:04 DEBUG : Looking for writers
2026/04/14 05:04:04 DEBUG : file1: reading active writers
2026/04/14 05:04:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:05 DEBUG : Looking for writers
2026/04/14 05:04:05 DEBUG : file1: reading active writers
2026/04/14 05:04:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:06 DEBUG : Looking for writers
2026/04/14 05:04:06 DEBUG : file1: reading active writers
2026/04/14 05:04:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:07 DEBUG : Looking for writers
2026/04/14 05:04:07 DEBUG : file1: reading active writers
2026/04/14 05:04:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:08 DEBUG : Looking for writers
2026/04/14 05:04:08 DEBUG : file1: reading active writers
2026/04/14 05:04:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:09 DEBUG : Looking for writers
2026/04/14 05:04:09 DEBUG : file1: reading active writers
2026/04/14 05:04:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:10 DEBUG : Looking for writers
2026/04/14 05:04:10 DEBUG : file1: reading active writers
2026/04/14 05:04:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:10 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:04:11.030363 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:04:11.030380 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:11 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:11 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:11 DEBUG : Looking for writers
2026/04/14 05:04:11 DEBUG : file1: reading active writers
2026/04/14 05:04:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:12 DEBUG : Looking for writers
2026/04/14 05:04:12 DEBUG : file1: reading active writers
2026/04/14 05:04:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:13 DEBUG : Looking for writers
2026/04/14 05:04:13 DEBUG : file1: reading active writers
2026/04/14 05:04:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:14 DEBUG : Looking for writers
2026/04/14 05:04:14 DEBUG : file1: reading active writers
2026/04/14 05:04:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:15 DEBUG : Looking for writers
2026/04/14 05:04:15 DEBUG : file1: reading active writers
2026/04/14 05:04:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:16 DEBUG : Looking for writers
2026/04/14 05:04:16 DEBUG : file1: reading active writers
2026/04/14 05:04:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:17 DEBUG : Looking for writers
2026/04/14 05:04:17 DEBUG : file1: reading active writers
2026/04/14 05:04:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:18 DEBUG : Looking for writers
2026/04/14 05:04:18 DEBUG : file1: reading active writers
2026/04/14 05:04:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:19 DEBUG : Looking for writers
2026/04/14 05:04:19 DEBUG : file1: reading active writers
2026/04/14 05:04:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:20 DEBUG : Looking for writers
2026/04/14 05:04:20 DEBUG : file1: reading active writers
2026/04/14 05:04:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:21 DEBUG : Looking for writers
2026/04/14 05:04:21 DEBUG : file1: reading active writers
2026/04/14 05:04:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:22 DEBUG : Looking for writers
2026/04/14 05:04:22 DEBUG : file1: reading active writers
2026/04/14 05:04:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:22 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a6746dc00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a672ecb48 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972948228992} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575906244384840 ext:107827748408 loc:0x46a1880} ATime:{wall:14010575906244397064 ext:107827760632 loc:0x46a1880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:04:22 DEBUG : >WaitForWriters: 
2026/04/14 05:04:23 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/04/14 05:04:23 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/04/14 05:04:24.597427 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:04:24.597457 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:24 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)
2026/04/14 05:04:24 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)
2026/04/14 05:04:24 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
2026/04/14 05:04:27 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/04/14 05:04:31 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/04/14 05:04:31 DEBUG : Looking for writers
2026/04/14 05:04:31 DEBUG : file1: reading active writers
2026/04/14 05:04:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/04/14 05:04:32 DEBUG : Looking for writers
2026/04/14 05:04:32 DEBUG : file1: reading active writers
2026/04/14 05:04:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:33 DEBUG : Looking for writers
2026/04/14 05:04:33 DEBUG : file1: reading active writers
2026/04/14 05:04:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:34 DEBUG : Looking for writers
2026/04/14 05:04:34 DEBUG : file1: reading active writers
2026/04/14 05:04:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:35 DEBUG : Looking for writers
2026/04/14 05:04:35 DEBUG : file1: reading active writers
2026/04/14 05:04:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:36 DEBUG : Looking for writers
2026/04/14 05:04:36 DEBUG : file1: reading active writers
2026/04/14 05:04:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:37 DEBUG : Looking for writers
2026/04/14 05:04:37 DEBUG : file1: reading active writers
2026/04/14 05:04:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:38 DEBUG : Looking for writers
2026/04/14 05:04:38 DEBUG : file1: reading active writers
2026/04/14 05:04:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:39 DEBUG : Looking for writers
2026/04/14 05:04:39 DEBUG : file1: reading active writers
2026/04/14 05:04:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:40 DEBUG : Looking for writers
2026/04/14 05:04:40 DEBUG : file1: reading active writers
2026/04/14 05:04:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:41 DEBUG : Looking for writers
2026/04/14 05:04:41 DEBUG : file1: reading active writers
2026/04/14 05:04:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:42 DEBUG : Looking for writers
2026/04/14 05:04:42 DEBUG : file1: reading active writers
2026/04/14 05:04:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:43 DEBUG : Looking for writers
2026/04/14 05:04:43 DEBUG : file1: reading active writers
2026/04/14 05:04:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:44 DEBUG : Looking for writers
2026/04/14 05:04:44 DEBUG : file1: reading active writers
2026/04/14 05:04:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:45 DEBUG : Looking for writers
2026/04/14 05:04:45 DEBUG : file1: reading active writers
2026/04/14 05:04:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:46 DEBUG : Looking for writers
2026/04/14 05:04:46 DEBUG : file1: reading active writers
2026/04/14 05:04:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:47 DEBUG : Looking for writers
2026/04/14 05:04:47 DEBUG : file1: reading active writers
2026/04/14 05:04:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:48 DEBUG : Looking for writers
2026/04/14 05:04:48 DEBUG : file1: reading active writers
2026/04/14 05:04:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:49 DEBUG : Looking for writers
2026/04/14 05:04:49 DEBUG : file1: reading active writers
2026/04/14 05:04:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:50 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:04:50 DEBUG : Looking for writers
2026/04/14 05:04:50 DEBUG : file1: reading active writers
2026/04/14 05:04:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:51.122574 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:04:51.122595 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:51 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:51 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:04:51 DEBUG : Looking for writers
2026/04/14 05:04:51 DEBUG : file1: reading active writers
2026/04/14 05:04:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:52 DEBUG : Looking for writers
2026/04/14 05:04:52 DEBUG : file1: reading active writers
2026/04/14 05:04:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:52 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/14 05:04:52 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/04/14 05:04:53 DEBUG : Looking for writers
2026/04/14 05:04:53 DEBUG : file1: reading active writers
2026/04/14 05:04:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:54 DEBUG : Looking for writers
2026/04/14 05:04:54 DEBUG : file1: reading active writers
2026/04/14 05:04:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:55 DEBUG : Looking for writers
2026/04/14 05:04:55 DEBUG : file1: reading active writers
2026/04/14 05:04:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:56 DEBUG : Looking for writers
2026/04/14 05:04:56 DEBUG : file1: reading active writers
2026/04/14 05:04:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:57 DEBUG : Looking for writers
2026/04/14 05:04:57 DEBUG : file1: reading active writers
2026/04/14 05:04:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:58 DEBUG : Looking for writers
2026/04/14 05:04:58 DEBUG : file1: reading active writers
2026/04/14 05:04:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:04:59 DEBUG : Looking for writers
2026/04/14 05:04:59 DEBUG : file1: reading active writers
2026/04/14 05:04:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:05:00 DEBUG : Looking for writers
2026/04/14 05:05:00 DEBUG : file1: reading active writers
2026/04/14 05:05:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:05:01 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a6746dc00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a672ecb48 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972948228992} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575906244384840 ext:107827748408 loc:0x46a1880} ATime:{wall:14010575906244397064 ext:107827760632 loc:0x46a1880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:05:01 DEBUG : >WaitForWriters: 
2026/04/14 05:05:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:05:01 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.57s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:05:01 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:05:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:05:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:05:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:05:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:05:01 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:05:01 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:05:01 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:05:01 DEBUG : file1: newRWFileHandle: 
2026/04/14 05:05:01 DEBUG : file1(0x2c8a67262f40): openPending: 
2026/04/14 05:05:01 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/14 05:05:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:05:01 DEBUG : file1(0x2c8a67262f40): >openPending: err=<nil>
2026/04/14 05:05:01 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/14 05:05:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:05:01 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/14 05:05:01 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/14 05:05:01 DEBUG : file1(0x2c8a67262f40): close: 
2026/04/14 05:05:01 DEBUG : file1: vfs cache: setting modification time to 2026-04-14 05:05:01.484546557 +0000 UTC m=+176.400568301
2026/04/14 05:05:01 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/04/14 05:05:01 DEBUG : file1(0x2c8a67262f40): >close: err=<nil>
2026/04/14 05:05:01 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/04/14 05:05:01 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/04/14 05:05:01 DEBUG : file2: newRWFileHandle: 
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): openPending: 
2026/04/14 05:05:01 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/14 05:05:01 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): >openPending: err=<nil>
2026/04/14 05:05:01 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/04/14 05:05:01 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/04/14 05:05:01 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/04/14 05:05:01 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): RWFileHandle.Flush
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): RWFileHandle.Release
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): close: 
2026/04/14 05:05:01 DEBUG : file2: vfs cache: setting modification time to 2026-04-14 05:05:01.485395941 +0000 UTC m=+176.401417686
2026/04/14 05:05:01 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/04/14 05:05:01 DEBUG : file2(0x2c8a67263400): >close: err=<nil>
2026/04/14 05:05:01 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/04/14 05:05:01 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:01 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/04/14 05:05:01 DEBUG : Looking for writers
2026/04/14 05:05:01 DEBUG : file1: reading active writers
2026/04/14 05:05:01 DEBUG : file2: reading active writers
2026/04/14 05:05:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/04/14 05:05:02 DEBUG : Looking for writers
2026/04/14 05:05:02 DEBUG : file1: reading active writers
2026/04/14 05:05:02 DEBUG : file2: reading active writers
2026/04/14 05:05:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/04/14 05:05:02.330873 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:02.330893 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:02 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)
2026/04/14 05:05:02 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)
2026/04/14 05:05:02 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:02 DEBUG : Looking for writers
2026/04/14 05:05:02 DEBUG : file1: reading active writers
2026/04/14 05:05:02 DEBUG : file2: reading active writers
2026/04/14 05:05:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:03.074578 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:03.074595 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:03 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)
2026/04/14 05:05:03 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:03 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:03 DEBUG : Looking for writers
2026/04/14 05:05:03 DEBUG : file2: reading active writers
2026/04/14 05:05:03 DEBUG : file1: reading active writers
2026/04/14 05:05:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:03.929285 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:03.929310 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:03 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:03 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:04 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:04.623918 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:04.623943 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:04 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:04 DEBUG : Looking for writers
2026/04/14 05:05:04 DEBUG : file1: reading active writers
2026/04/14 05:05:04 DEBUG : file2: reading active writers
2026/04/14 05:05:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:05 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:05.364893 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:05.364917 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:05 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)
2026/04/14 05:05:05 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)
2026/04/14 05:05:05 DEBUG : Looking for writers
2026/04/14 05:05:05 DEBUG : file2: reading active writers
2026/04/14 05:05:05 DEBUG : file1: reading active writers
2026/04/14 05:05:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:06.124797 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:06.124825 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:06 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)
2026/04/14 05:05:06 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:06 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:06 DEBUG : Looking for writers
2026/04/14 05:05:06 DEBUG : file1: reading active writers
2026/04/14 05:05:06 DEBUG : file2: reading active writers
2026/04/14 05:05:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:06.891163 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:06.891185 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:06 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:06 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:06 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:07.631524 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:07.631546 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:07 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:07 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:07 DEBUG : Looking for writers
2026/04/14 05:05:07 DEBUG : file1: reading active writers
2026/04/14 05:05:07 DEBUG : file2: reading active writers
2026/04/14 05:05:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:08 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:08 DEBUG : Looking for writers
2026/04/14 05:05:08 DEBUG : file1: reading active writers
2026/04/14 05:05:08 DEBUG : file2: reading active writers
2026/04/14 05:05:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:09 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:09.249995 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:09.250014 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:09 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)
2026/04/14 05:05:09 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)
2026/04/14 05:05:09 DEBUG : Looking for writers
2026/04/14 05:05:09 DEBUG : file1: reading active writers
2026/04/14 05:05:09 DEBUG : file2: reading active writers
2026/04/14 05:05:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:10.018971 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:10.019001 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:10 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)
2026/04/14 05:05:10 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:10 DEBUG : Looking for writers
2026/04/14 05:05:10 DEBUG : file1: reading active writers
2026/04/14 05:05:10 DEBUG : file2: reading active writers
2026/04/14 05:05:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:11 DEBUG : Looking for writers
2026/04/14 05:05:11 DEBUG : file1: reading active writers
2026/04/14 05:05:11 DEBUG : file2: reading active writers
2026/04/14 05:05:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:12 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:12 DEBUG : Looking for writers
2026/04/14 05:05:12 DEBUG : file1: reading active writers
2026/04/14 05:05:12 DEBUG : file2: reading active writers
2026/04/14 05:05:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:13.200922 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:13.200952 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:13 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)
2026/04/14 05:05:13 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)
2026/04/14 05:05:13 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:13 DEBUG : Looking for writers
2026/04/14 05:05:13 DEBUG : file1: reading active writers
2026/04/14 05:05:13 DEBUG : file2: reading active writers
2026/04/14 05:05:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:13.951677 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:13.951719 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:13 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:13 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:14 DEBUG : Looking for writers
2026/04/14 05:05:14 DEBUG : file1: reading active writers
2026/04/14 05:05:14 DEBUG : file2: reading active writers
2026/04/14 05:05:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:15 DEBUG : Looking for writers
2026/04/14 05:05:15 DEBUG : file1: reading active writers
2026/04/14 05:05:15 DEBUG : file2: reading active writers
2026/04/14 05:05:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:16 DEBUG : Looking for writers
2026/04/14 05:05:16 DEBUG : file2: reading active writers
2026/04/14 05:05:16 DEBUG : file1: reading active writers
2026/04/14 05:05:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:17 DEBUG : Looking for writers
2026/04/14 05:05:17 DEBUG : file2: reading active writers
2026/04/14 05:05:17 DEBUG : file1: reading active writers
2026/04/14 05:05:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:18 DEBUG : Looking for writers
2026/04/14 05:05:18 DEBUG : file1: reading active writers
2026/04/14 05:05:18 DEBUG : file2: reading active writers
2026/04/14 05:05:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:19 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:19 DEBUG : Looking for writers
2026/04/14 05:05:19 DEBUG : file1: reading active writers
2026/04/14 05:05:19 DEBUG : file2: reading active writers
2026/04/14 05:05:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:20 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:20.415581 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:20.415598 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:20 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:20 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:20 DEBUG : Looking for writers
2026/04/14 05:05:20 DEBUG : file1: reading active writers
2026/04/14 05:05:20 DEBUG : file2: reading active writers
2026/04/14 05:05:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:21.107823 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:21.107857 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:21 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:21 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:21 DEBUG : Looking for writers
2026/04/14 05:05:21 DEBUG : file1: reading active writers
2026/04/14 05:05:21 DEBUG : file2: reading active writers
2026/04/14 05:05:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:22 DEBUG : Looking for writers
2026/04/14 05:05:22 DEBUG : file1: reading active writers
2026/04/14 05:05:22 DEBUG : file2: reading active writers
2026/04/14 05:05:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:23 DEBUG : Looking for writers
2026/04/14 05:05:23 DEBUG : file1: reading active writers
2026/04/14 05:05:23 DEBUG : file2: reading active writers
2026/04/14 05:05:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:24 DEBUG : Looking for writers
2026/04/14 05:05:24 DEBUG : file1: reading active writers
2026/04/14 05:05:24 DEBUG : file2: reading active writers
2026/04/14 05:05:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:25 DEBUG : Looking for writers
2026/04/14 05:05:25 DEBUG : file2: reading active writers
2026/04/14 05:05:25 DEBUG : file1: reading active writers
2026/04/14 05:05:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:26 DEBUG : Looking for writers
2026/04/14 05:05:26 DEBUG : file1: reading active writers
2026/04/14 05:05:26 DEBUG : file2: reading active writers
2026/04/14 05:05:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:27 DEBUG : Looking for writers
2026/04/14 05:05:27 DEBUG : file1: reading active writers
2026/04/14 05:05:27 DEBUG : file2: reading active writers
2026/04/14 05:05:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:28 DEBUG : Looking for writers
2026/04/14 05:05:28 DEBUG : file1: reading active writers
2026/04/14 05:05:28 DEBUG : file2: reading active writers
2026/04/14 05:05:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:29 DEBUG : Looking for writers
2026/04/14 05:05:29 DEBUG : file1: reading active writers
2026/04/14 05:05:29 DEBUG : file2: reading active writers
2026/04/14 05:05:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:30 DEBUG : Looking for writers
2026/04/14 05:05:30 DEBUG : file2: reading active writers
2026/04/14 05:05:30 DEBUG : file1: reading active writers
2026/04/14 05:05:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:31 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a670e1a00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6726efc8 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972947714048} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575979905390589 ext:176400568301 loc:0x46a1880} ATime:{wall:14010575979905625412 ext:176400803134 loc:0x46a1880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
	"file2": &{c:0x2c8a670e1a00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6726f208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972947714624} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575979906239973 ext:176401417686 loc:0x46a1880} ATime:{wall:14010575979906385839 ext:176401563561 loc:0x46a1880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:05:31 DEBUG : >WaitForWriters: 
2026/04/14 05:05:31 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
2026/04/14 05:05:32 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/04/14 05:05:33 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:05:33 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:05:34.067826 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:34.067870 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:34 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)
2026/04/14 05:05:34 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)
2026/04/14 05:05:34.877233 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:05:34.877272 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:34 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:05:34 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)
    fstest.go:301: Flushing the directory cache
2026/04/14 05:05:35 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/04/14 05:05:39 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/04/14 05:05:39 DEBUG : Looking for writers
2026/04/14 05:05:39 DEBUG : file1: reading active writers
2026/04/14 05:05:39 DEBUG : file2: reading active writers
2026/04/14 05:05:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/04/14 05:05:40 DEBUG : Looking for writers
2026/04/14 05:05:40 DEBUG : file2: reading active writers
2026/04/14 05:05:40 DEBUG : file1: reading active writers
2026/04/14 05:05:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:41 DEBUG : Looking for writers
2026/04/14 05:05:41 DEBUG : file1: reading active writers
2026/04/14 05:05:41 DEBUG : file2: reading active writers
2026/04/14 05:05:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:42 DEBUG : Looking for writers
2026/04/14 05:05:42 DEBUG : file2: reading active writers
2026/04/14 05:05:42 DEBUG : file1: reading active writers
2026/04/14 05:05:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:43 DEBUG : Looking for writers
2026/04/14 05:05:43 DEBUG : file1: reading active writers
2026/04/14 05:05:43 DEBUG : file2: reading active writers
2026/04/14 05:05:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:44 DEBUG : Looking for writers
2026/04/14 05:05:44 DEBUG : file1: reading active writers
2026/04/14 05:05:44 DEBUG : file2: reading active writers
2026/04/14 05:05:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:45 DEBUG : Looking for writers
2026/04/14 05:05:45 DEBUG : file1: reading active writers
2026/04/14 05:05:45 DEBUG : file2: reading active writers
2026/04/14 05:05:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:46 DEBUG : Looking for writers
2026/04/14 05:05:46 DEBUG : file1: reading active writers
2026/04/14 05:05:46 DEBUG : file2: reading active writers
2026/04/14 05:05:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:47 DEBUG : Looking for writers
2026/04/14 05:05:47 DEBUG : file1: reading active writers
2026/04/14 05:05:47 DEBUG : file2: reading active writers
2026/04/14 05:05:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:48 DEBUG : Looking for writers
2026/04/14 05:05:48 DEBUG : file1: reading active writers
2026/04/14 05:05:48 DEBUG : file2: reading active writers
2026/04/14 05:05:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:49 DEBUG : Looking for writers
2026/04/14 05:05:49 DEBUG : file1: reading active writers
2026/04/14 05:05:49 DEBUG : file2: reading active writers
2026/04/14 05:05:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:50 DEBUG : Looking for writers
2026/04/14 05:05:50 DEBUG : file1: reading active writers
2026/04/14 05:05:50 DEBUG : file2: reading active writers
2026/04/14 05:05:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:51 DEBUG : Looking for writers
2026/04/14 05:05:51 DEBUG : file1: reading active writers
2026/04/14 05:05:51 DEBUG : file2: reading active writers
2026/04/14 05:05:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:52 DEBUG : Looking for writers
2026/04/14 05:05:52 DEBUG : file1: reading active writers
2026/04/14 05:05:52 DEBUG : file2: reading active writers
2026/04/14 05:05:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:53 DEBUG : Looking for writers
2026/04/14 05:05:53 DEBUG : file1: reading active writers
2026/04/14 05:05:53 DEBUG : file2: reading active writers
2026/04/14 05:05:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:54 DEBUG : Looking for writers
2026/04/14 05:05:54 DEBUG : file1: reading active writers
2026/04/14 05:05:54 DEBUG : file2: reading active writers
2026/04/14 05:05:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:55 DEBUG : Looking for writers
2026/04/14 05:05:55 DEBUG : file1: reading active writers
2026/04/14 05:05:55 DEBUG : file2: reading active writers
2026/04/14 05:05:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:56 DEBUG : Looking for writers
2026/04/14 05:05:56 DEBUG : file1: reading active writers
2026/04/14 05:05:56 DEBUG : file2: reading active writers
2026/04/14 05:05:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:57 DEBUG : Looking for writers
2026/04/14 05:05:57 DEBUG : file1: reading active writers
2026/04/14 05:05:57 DEBUG : file2: reading active writers
2026/04/14 05:05:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:58 DEBUG : Looking for writers
2026/04/14 05:05:58 DEBUG : file1: reading active writers
2026/04/14 05:05:58 DEBUG : file2: reading active writers
2026/04/14 05:05:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:59 DEBUG : Looking for writers
2026/04/14 05:05:59 DEBUG : file1: reading active writers
2026/04/14 05:05:59 DEBUG : file2: reading active writers
2026/04/14 05:05:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:05:59 DEBUG : file2: vfs cache: starting upload
2026/04/14 05:06:00 DEBUG : file1: vfs cache: starting upload
2026/04/14 05:06:00 DEBUG : Looking for writers
2026/04/14 05:06:00 DEBUG : file1: reading active writers
2026/04/14 05:06:00 DEBUG : file2: reading active writers
2026/04/14 05:06:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:00.643527 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:00.643548 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:00 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:00 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/04/14 05:06:01 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/04/14 05:06:01 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 1, uploading 1, total size 0 (was 0)
2026/04/14 05:06:01.377927 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:01.377949 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:01 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)
2026/04/14 05:06:01 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:01 DEBUG : Looking for writers
2026/04/14 05:06:01 DEBUG : file1: reading active writers
2026/04/14 05:06:01 DEBUG : file2: reading active writers
2026/04/14 05:06:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:02 DEBUG : Looking for writers
2026/04/14 05:06:02 DEBUG : file1: reading active writers
2026/04/14 05:06:02 DEBUG : file2: reading active writers
2026/04/14 05:06:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:03 DEBUG : Looking for writers
2026/04/14 05:06:03 DEBUG : file1: reading active writers
2026/04/14 05:06:03 DEBUG : file2: reading active writers
2026/04/14 05:06:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:04 DEBUG : Looking for writers
2026/04/14 05:06:04 DEBUG : file2: reading active writers
2026/04/14 05:06:04 DEBUG : file1: reading active writers
2026/04/14 05:06:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:05 DEBUG : Looking for writers
2026/04/14 05:06:05 DEBUG : file1: reading active writers
2026/04/14 05:06:05 DEBUG : file2: reading active writers
2026/04/14 05:06:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:06 DEBUG : Looking for writers
2026/04/14 05:06:06 DEBUG : file1: reading active writers
2026/04/14 05:06:06 DEBUG : file2: reading active writers
2026/04/14 05:06:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:07 DEBUG : Looking for writers
2026/04/14 05:06:07 DEBUG : file1: reading active writers
2026/04/14 05:06:07 DEBUG : file2: reading active writers
2026/04/14 05:06:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:08 DEBUG : Looking for writers
2026/04/14 05:06:08 DEBUG : file1: reading active writers
2026/04/14 05:06:08 DEBUG : file2: reading active writers
2026/04/14 05:06:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/04/14 05:06:09 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a670e1a00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6726efc8 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972947714048} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575979905390589 ext:176400568301 loc:0x46a1880} ATime:{wall:14010575979905625412 ext:176400803134 loc:0x46a1880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
	"file2": &{c:0x2c8a670e1a00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a6726f208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972947714624} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14010575979906239973 ext:176401417686 loc:0x46a1880} ATime:{wall:14010575979906385839 ext:176401563561 loc:0x46a1880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false graceTimer:<nil>},
}
2026/04/14 05:06:09 DEBUG : >WaitForWriters: 
2026/04/14 05:06:09 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:06:09 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.04s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:09 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:09 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:06:09 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:09 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:06:10.010625 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:10.010646 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:10 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:10 DEBUG : Looking for writers
2026/04/14 05:06:10 DEBUG : >WaitForWriters: 
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:06:10 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.75s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:10 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:06:10.770747 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:10.770771 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:10 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:10 DEBUG : Looking for writers
2026/04/14 05:06:10 DEBUG : >WaitForWriters: 
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:06:10 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.78s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:10 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:10 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:06:10 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:06:11 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:06:11 DEBUG : file1: newRWFileHandle: 
2026/04/14 05:06:11 DEBUG : file1(0x2c8a67598780): openPending: 
2026/04/14 05:06:11 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/04/14 05:06:11 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:11 DEBUG : file1(0x2c8a67598780): >openPending: err=<nil>
2026/04/14 05:06:11 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/04/14 05:06:11 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:11 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/04/14 05:06:11 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/04/14 05:06:11.647308 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:11.647328 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:11 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/04/14 05:06:11 DEBUG : Looking for writers
2026/04/14 05:06:11 DEBUG : file1: reading active writers
2026/04/14 05:06:11 DEBUG : file1: active writers 1
2026/04/14 05:06:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/04/14 05:06:12 DEBUG : Looking for writers
2026/04/14 05:06:12 DEBUG : file1: reading active writers
2026/04/14 05:06:12 DEBUG : file1: active writers 1
2026/04/14 05:06:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/04/14 05:06:12 DEBUG : Looking for writers
2026/04/14 05:06:12 DEBUG : file1: reading active writers
2026/04/14 05:06:12 DEBUG : file1: active writers 1
2026/04/14 05:06:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:13 DEBUG : Looking for writers
2026/04/14 05:06:13 DEBUG : file1: reading active writers
2026/04/14 05:06:13 DEBUG : file1: active writers 1
2026/04/14 05:06:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:14 DEBUG : Looking for writers
2026/04/14 05:06:14 DEBUG : file1: reading active writers
2026/04/14 05:06:14 DEBUG : file1: active writers 1
2026/04/14 05:06:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:15 DEBUG : Looking for writers
2026/04/14 05:06:15 DEBUG : file1: reading active writers
2026/04/14 05:06:15 DEBUG : file1: active writers 1
2026/04/14 05:06:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:16 DEBUG : Looking for writers
2026/04/14 05:06:16 DEBUG : file1: reading active writers
2026/04/14 05:06:16 DEBUG : file1: active writers 1
2026/04/14 05:06:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:17 DEBUG : Looking for writers
2026/04/14 05:06:17 DEBUG : file1: reading active writers
2026/04/14 05:06:17 DEBUG : file1: active writers 1
2026/04/14 05:06:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:18 DEBUG : Looking for writers
2026/04/14 05:06:18 DEBUG : file1: reading active writers
2026/04/14 05:06:18 DEBUG : file1: active writers 1
2026/04/14 05:06:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:19 DEBUG : Looking for writers
2026/04/14 05:06:19 DEBUG : file1: reading active writers
2026/04/14 05:06:19 DEBUG : file1: active writers 1
2026/04/14 05:06:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:20 DEBUG : Looking for writers
2026/04/14 05:06:20 DEBUG : file1: reading active writers
2026/04/14 05:06:20 DEBUG : file1: active writers 1
2026/04/14 05:06:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:21 DEBUG : Looking for writers
2026/04/14 05:06:21 DEBUG : file1: reading active writers
2026/04/14 05:06:21 DEBUG : file1: active writers 1
2026/04/14 05:06:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:22 DEBUG : Looking for writers
2026/04/14 05:06:22 DEBUG : file1: reading active writers
2026/04/14 05:06:22 DEBUG : file1: active writers 1
2026/04/14 05:06:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:23 DEBUG : Looking for writers
2026/04/14 05:06:23 DEBUG : file1: reading active writers
2026/04/14 05:06:23 DEBUG : file1: active writers 1
2026/04/14 05:06:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:24 DEBUG : Looking for writers
2026/04/14 05:06:24 DEBUG : file1: reading active writers
2026/04/14 05:06:24 DEBUG : file1: active writers 1
2026/04/14 05:06:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:25 DEBUG : Looking for writers
2026/04/14 05:06:25 DEBUG : file1: reading active writers
2026/04/14 05:06:25 DEBUG : file1: active writers 1
2026/04/14 05:06:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:26 DEBUG : Looking for writers
2026/04/14 05:06:26 DEBUG : file1: reading active writers
2026/04/14 05:06:26 DEBUG : file1: active writers 1
2026/04/14 05:06:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:27 DEBUG : Looking for writers
2026/04/14 05:06:27 DEBUG : file1: reading active writers
2026/04/14 05:06:27 DEBUG : file1: active writers 1
2026/04/14 05:06:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:28 DEBUG : Looking for writers
2026/04/14 05:06:28 DEBUG : file1: reading active writers
2026/04/14 05:06:28 DEBUG : file1: active writers 1
2026/04/14 05:06:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:29 DEBUG : Looking for writers
2026/04/14 05:06:29 DEBUG : file1: reading active writers
2026/04/14 05:06:29 DEBUG : file1: active writers 1
2026/04/14 05:06:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:30 DEBUG : Looking for writers
2026/04/14 05:06:30 DEBUG : file1: reading active writers
2026/04/14 05:06:30 DEBUG : file1: active writers 1
2026/04/14 05:06:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:31 DEBUG : Looking for writers
2026/04/14 05:06:31 DEBUG : file1: reading active writers
2026/04/14 05:06:31 DEBUG : file1: active writers 1
2026/04/14 05:06:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:32 DEBUG : Looking for writers
2026/04/14 05:06:32 DEBUG : file1: reading active writers
2026/04/14 05:06:32 DEBUG : file1: active writers 1
2026/04/14 05:06:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:33 DEBUG : Looking for writers
2026/04/14 05:06:33 DEBUG : file1: reading active writers
2026/04/14 05:06:33 DEBUG : file1: active writers 1
2026/04/14 05:06:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:34 DEBUG : Looking for writers
2026/04/14 05:06:34 DEBUG : file1: reading active writers
2026/04/14 05:06:34 DEBUG : file1: active writers 1
2026/04/14 05:06:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:35 DEBUG : Looking for writers
2026/04/14 05:06:35 DEBUG : file1: reading active writers
2026/04/14 05:06:35 DEBUG : file1: active writers 1
2026/04/14 05:06:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:36 DEBUG : Looking for writers
2026/04/14 05:06:36 DEBUG : file1: reading active writers
2026/04/14 05:06:36 DEBUG : file1: active writers 1
2026/04/14 05:06:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:37 DEBUG : Looking for writers
2026/04/14 05:06:37 DEBUG : file1: reading active writers
2026/04/14 05:06:37 DEBUG : file1: active writers 1
2026/04/14 05:06:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:38 DEBUG : Looking for writers
2026/04/14 05:06:38 DEBUG : file1: reading active writers
2026/04/14 05:06:38 DEBUG : file1: active writers 1
2026/04/14 05:06:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:39 DEBUG : Looking for writers
2026/04/14 05:06:39 DEBUG : file1: reading active writers
2026/04/14 05:06:39 DEBUG : file1: active writers 1
2026/04/14 05:06:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:40 DEBUG : Looking for writers
2026/04/14 05:06:40 DEBUG : file1: reading active writers
2026/04/14 05:06:40 DEBUG : file1: active writers 1
2026/04/14 05:06:40 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/04/14 05:06:41 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0x2c8a667e4800 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0x2c8a66f96488 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:48972944729280} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0x2c8a66b6e350 info:{ModTime:{wall:14010576054632189634 ext:245965439666 loc:0x46a1880} ATime:{wall:14010576054632189634 ext:245965439666 loc:0x46a1880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false graceTimer:<nil>},
}
2026/04/14 05:06:41 DEBUG : >WaitForWriters: 
2026/04/14 05:06:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:06:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.89s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:41 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: root is "/home/rclone/.cache/rclone"
2026/04/14 05:06:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/04/14 05:06:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yetunis3zula"
2026/04/14 05:06:41 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/04/14 05:06:42 DEBUG : forgetting directory cache
2026/04/14 05:06:42.528451 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:42.528473 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:42 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:42 DEBUG : Looking for writers
2026/04/14 05:06:42 DEBUG : >WaitForWriters: 
2026/04/14 05:06:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': vfs cache: cleaner exiting
2026/04/14 05:06:42 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.87s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:43.313341 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:43.313364 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:43 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.77s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:44.081619 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:44.081639 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:44 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.78s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:44 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:44.838098 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:44.838124 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:44 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:44 DEBUG : Looking for writers
2026/04/14 05:06:44 DEBUG : >WaitForWriters: 
2026/04/14 05:06:44 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.76s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:44 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:45.575008 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:45.575038 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:45 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:45 DEBUG : Looking for writers
2026/04/14 05:06:45 DEBUG : >WaitForWriters: 
2026/04/14 05:06:45 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.72s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:45 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:45 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:46.359231 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:46.359255 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:46 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:46 DEBUG : Looking for writers
2026/04/14 05:06:46 DEBUG : >WaitForWriters: 
2026/04/14 05:06:46 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.78s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:46 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:46 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:47.105282 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:47.105305 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:47 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:47 DEBUG : Looking for writers
2026/04/14 05:06:47 DEBUG : >WaitForWriters: 
2026/04/14 05:06:47 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.75s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:47 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:47 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:47 ERROR : error listing: directory not found
2026/04/14 05:06:48.397215 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:48.397245 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:48 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
2026/04/14 05:06:48 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:48 DEBUG : Looking for writers
2026/04/14 05:06:48 DEBUG : >WaitForWriters: 
2026/04/14 05:06:48 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.28s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:48 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:48 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:48 ERROR : error listing: directory not found
2026/04/14 05:06:48 ERROR : error listing: directory not found
2026/04/14 05:06:49.541862 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:49.541886 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:49 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
2026/04/14 05:06:49 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:49 DEBUG : Looking for writers
2026/04/14 05:06:49 DEBUG : >WaitForWriters: 
2026/04/14 05:06:49 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.14s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:06:49 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:06:49 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:06:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:06:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:06:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:06:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:06:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:49 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/04/14 05:06:49 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/04/14 05:06:49 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/04/14 05:06:49 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (5 bytes), uploading instead of streaming
2026/04/14 05:06:50.658597 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:50.658624 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:50 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)
2026/04/14 05:06:50 DEBUG : file1: Remove: 
2026/04/14 05:06:50 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:06:50 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
2026/04/14 05:06:50 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
2026/04/14 05:06:52 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/14 05:06:54 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
2026/04/14 05:06:58 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:06:58 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:06:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:58 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:06:58 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:06:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:58 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (0 bytes), uploading instead of streaming
2026/04/14 05:06:59.381434 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:06:59.381467 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:06:59 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)
2026/04/14 05:06:59 DEBUG : file1: Remove: 
2026/04/14 05:06:59 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:06:59 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
2026/04/14 05:06:59 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:06:59 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:06:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:06:59 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:06:59 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:06:59 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
2026/04/14 05:06:59 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/04/14 05:06:59 DEBUG : Looking for writers
2026/04/14 05:06:59 DEBUG : file1: reading active writers
2026/04/14 05:06:59 DEBUG : file1: active writers 1
2026/04/14 05:06:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/04/14 05:07:00 DEBUG : Looking for writers
2026/04/14 05:07:00 DEBUG : file1: reading active writers
2026/04/14 05:07:00 DEBUG : file1: active writers 1
2026/04/14 05:07:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/04/14 05:07:00 DEBUG : Looking for writers
2026/04/14 05:07:00 DEBUG : file1: reading active writers
2026/04/14 05:07:00 DEBUG : file1: active writers 1
2026/04/14 05:07:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:01 DEBUG : Looking for writers
2026/04/14 05:07:01 DEBUG : file1: reading active writers
2026/04/14 05:07:01 DEBUG : file1: active writers 1
2026/04/14 05:07:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:02 DEBUG : Looking for writers
2026/04/14 05:07:02 DEBUG : file1: reading active writers
2026/04/14 05:07:02 DEBUG : file1: active writers 1
2026/04/14 05:07:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:03 DEBUG : Looking for writers
2026/04/14 05:07:03 DEBUG : file1: reading active writers
2026/04/14 05:07:03 DEBUG : file1: active writers 1
2026/04/14 05:07:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:04 DEBUG : Looking for writers
2026/04/14 05:07:04 DEBUG : file1: reading active writers
2026/04/14 05:07:04 DEBUG : file1: active writers 1
2026/04/14 05:07:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:05 DEBUG : Looking for writers
2026/04/14 05:07:05 DEBUG : file1: reading active writers
2026/04/14 05:07:05 DEBUG : file1: active writers 1
2026/04/14 05:07:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:06 DEBUG : Looking for writers
2026/04/14 05:07:06 DEBUG : file1: reading active writers
2026/04/14 05:07:06 DEBUG : file1: active writers 1
2026/04/14 05:07:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:07 DEBUG : Looking for writers
2026/04/14 05:07:07 DEBUG : file1: reading active writers
2026/04/14 05:07:07 DEBUG : file1: active writers 1
2026/04/14 05:07:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:08 DEBUG : Looking for writers
2026/04/14 05:07:08 DEBUG : file1: reading active writers
2026/04/14 05:07:08 DEBUG : file1: active writers 1
2026/04/14 05:07:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:09 DEBUG : Looking for writers
2026/04/14 05:07:09 DEBUG : file1: reading active writers
2026/04/14 05:07:09 DEBUG : file1: active writers 1
2026/04/14 05:07:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:10 DEBUG : Looking for writers
2026/04/14 05:07:10 DEBUG : file1: reading active writers
2026/04/14 05:07:10 DEBUG : file1: active writers 1
2026/04/14 05:07:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:11 DEBUG : Looking for writers
2026/04/14 05:07:11 DEBUG : file1: reading active writers
2026/04/14 05:07:11 DEBUG : file1: active writers 1
2026/04/14 05:07:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:12 DEBUG : Looking for writers
2026/04/14 05:07:12 DEBUG : file1: reading active writers
2026/04/14 05:07:12 DEBUG : file1: active writers 1
2026/04/14 05:07:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:13 DEBUG : Looking for writers
2026/04/14 05:07:13 DEBUG : file1: reading active writers
2026/04/14 05:07:13 DEBUG : file1: active writers 1
2026/04/14 05:07:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:14 DEBUG : Looking for writers
2026/04/14 05:07:14 DEBUG : file1: reading active writers
2026/04/14 05:07:14 DEBUG : file1: active writers 1
2026/04/14 05:07:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:15 DEBUG : Looking for writers
2026/04/14 05:07:15 DEBUG : file1: reading active writers
2026/04/14 05:07:15 DEBUG : file1: active writers 1
2026/04/14 05:07:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:16 DEBUG : Looking for writers
2026/04/14 05:07:16 DEBUG : file1: reading active writers
2026/04/14 05:07:16 DEBUG : file1: active writers 1
2026/04/14 05:07:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:17 DEBUG : Looking for writers
2026/04/14 05:07:17 DEBUG : file1: reading active writers
2026/04/14 05:07:17 DEBUG : file1: active writers 1
2026/04/14 05:07:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:18 DEBUG : Looking for writers
2026/04/14 05:07:18 DEBUG : file1: reading active writers
2026/04/14 05:07:18 DEBUG : file1: active writers 1
2026/04/14 05:07:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:19 DEBUG : Looking for writers
2026/04/14 05:07:19 DEBUG : file1: reading active writers
2026/04/14 05:07:19 DEBUG : file1: active writers 1
2026/04/14 05:07:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:20 DEBUG : Looking for writers
2026/04/14 05:07:20 DEBUG : file1: reading active writers
2026/04/14 05:07:20 DEBUG : file1: active writers 1
2026/04/14 05:07:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:21 DEBUG : Looking for writers
2026/04/14 05:07:21 DEBUG : file1: reading active writers
2026/04/14 05:07:21 DEBUG : file1: active writers 1
2026/04/14 05:07:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:22 DEBUG : Looking for writers
2026/04/14 05:07:22 DEBUG : file1: reading active writers
2026/04/14 05:07:22 DEBUG : file1: active writers 1
2026/04/14 05:07:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:23 DEBUG : Looking for writers
2026/04/14 05:07:23 DEBUG : file1: reading active writers
2026/04/14 05:07:23 DEBUG : file1: active writers 1
2026/04/14 05:07:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:24 DEBUG : Looking for writers
2026/04/14 05:07:24 DEBUG : file1: reading active writers
2026/04/14 05:07:24 DEBUG : file1: active writers 1
2026/04/14 05:07:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:25 DEBUG : Looking for writers
2026/04/14 05:07:25 DEBUG : file1: reading active writers
2026/04/14 05:07:25 DEBUG : file1: active writers 1
2026/04/14 05:07:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:26 DEBUG : Looking for writers
2026/04/14 05:07:26 DEBUG : file1: reading active writers
2026/04/14 05:07:26 DEBUG : file1: active writers 1
2026/04/14 05:07:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:27 DEBUG : Looking for writers
2026/04/14 05:07:27 DEBUG : file1: reading active writers
2026/04/14 05:07:27 DEBUG : file1: active writers 1
2026/04/14 05:07:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:28 DEBUG : Looking for writers
2026/04/14 05:07:28 DEBUG : file1: reading active writers
2026/04/14 05:07:28 DEBUG : file1: active writers 1
2026/04/14 05:07:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/04/14 05:07:29 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/04/14 05:07:29 DEBUG : >WaitForWriters: 
2026/04/14 05:07:29 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.84s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:29 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:29 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:29 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:29 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:29 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:29 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:29 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/04/14 05:07:30 DEBUG : file1: aborting in-sequence write wait, off=100
2026/04/14 05:07:30 DEBUG : file1: failed to wait for in-sequence write to 100
2026/04/14 05:07:30 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/04/14 05:07:30 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (11 bytes), uploading instead of streaming
2026/04/14 05:07:31.594739 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:31.594764 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:31 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)
2026/04/14 05:07:31 DEBUG : file1: Remove: 
2026/04/14 05:07:31 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:31 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
2026/04/14 05:07:31 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
2026/04/14 05:07:31 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
2026/04/14 05:07:33 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/04/14 05:07:35 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/04/14 05:07:39 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:39 DEBUG : Looking for writers
2026/04/14 05:07:39 DEBUG : >WaitForWriters: 
2026/04/14 05:07:39 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.18s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:39 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:39 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:39 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/04/14 05:07:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:39 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (5 bytes), uploading instead of streaming
2026/04/14 05:07:40.519021 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:40.519043 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:40 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:40 DEBUG : file1: Remove: 
2026/04/14 05:07:40 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:40 DEBUG : file1: >Remove: err=<nil>
2026/04/14 05:07:40 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
2026/04/14 05:07:40 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
2026/04/14 05:07:40 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:40 DEBUG : Looking for writers
2026/04/14 05:07:40 DEBUG : >WaitForWriters: 
2026/04/14 05:07:40 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.96s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:40 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:40 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:40 DEBUG : file1: WriteFileHandle.Release closing
2026/04/14 05:07:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:40 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (0 bytes), uploading instead of streaming
2026/04/14 05:07:41.540470 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:41.540492 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:41 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)
2026/04/14 05:07:41 DEBUG : file1: Remove: 
2026/04/14 05:07:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:41 DEBUG : file1: >Remove: err=<nil>
2026/04/14 05:07:41 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
2026/04/14 05:07:41 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/04/14 05:07:41 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:41 DEBUG : Looking for writers
2026/04/14 05:07:41 DEBUG : >WaitForWriters: 
2026/04/14 05:07:41 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.05s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:41 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:41 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:41 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:41 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:41 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (2 bytes), uploading instead of streaming
2026/04/14 05:07:42.581131 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:42.581157 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:42 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)
2026/04/14 05:07:42 DEBUG : file1: Remove: 
2026/04/14 05:07:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:42 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
2026/04/14 05:07:42 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:42 DEBUG : Looking for writers
2026/04/14 05:07:42 DEBUG : >WaitForWriters: 
2026/04/14 05:07:42 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.02s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:42 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:42 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:42 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:42 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:42 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (0 bytes), uploading instead of streaming
2026/04/14 05:07:43.568992 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:43.569018 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:43 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)
2026/04/14 05:07:43 DEBUG : file1: Remove: 
2026/04/14 05:07:43 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:43 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
2026/04/14 05:07:43 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/04/14 05:07:43 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
2026/04/14 05:07:43 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:43 DEBUG : Looking for writers
2026/04/14 05:07:43 DEBUG : >WaitForWriters: 
2026/04/14 05:07:43 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.01s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:43 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:43 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:43 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/04/14 05:07:43 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/04/14 05:07:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:43 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/04/14 05:07:43 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/04/14 05:07:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/04/14 05:07:43 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': File to upload is small (100 bytes), uploading instead of streaming
2026/04/14 05:07:44.596262 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:44.596297 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:44 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)
2026/04/14 05:07:44 DEBUG : file1: Remove: 
2026/04/14 05:07:44 DEBUG : Added virtual directory entry vDel: "file1"
2026/04/14 05:07:44 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
2026/04/14 05:07:44 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/04/14 05:07:44 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
2026/04/14 05:07:44 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:44 DEBUG : Looking for writers
2026/04/14 05:07:44 DEBUG : >WaitForWriters: 
2026/04/14 05:07:44 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.00s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:44 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:44 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:45.321486 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:45.321509 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:45 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:45 DEBUG : Looking for writers
2026/04/14 05:07:45 DEBUG : >WaitForWriters: 
2026/04/14 05:07:45 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.73s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:45 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:45 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:46.052844 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:46.052865 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:46 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:46 DEBUG : Looking for writers
2026/04/14 05:07:46 DEBUG : >WaitForWriters: 
2026/04/14 05:07:46 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.72s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:46 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:46 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:46.828900 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:46.829059 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:46 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:46 DEBUG : Looking for writers
2026/04/14 05:07:46 DEBUG : >WaitForWriters: 
2026/04/14 05:07:46 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.83s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-yetunis3zula'", Local "Local file system at /tmp/rclone2344272949", Modify Window "1s"
2026/04/14 05:07:46 INFO  : proton drive root link ID 'rclone-test-yetunis3zula': poll-interval is not supported by this remote
2026/04/14 05:07:46 NOTICE: proton drive root link ID 'rclone-test-yetunis3zula': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/04/14 05:07:47.620185 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/04/14 05:07:47.620207 ERROR RESTY 422 POST https://mail.proton.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-yetunis3zula'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/04/14 05:07:47 DEBUG : WaitForWriters: timeout=30s
2026/04/14 05:07:47 DEBUG : Looking for writers
2026/04/14 05:07:47 DEBUG : >WaitForWriters: 
2026/04/14 05:07:47 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.76s)
FAIL
2026/04/14 05:07:47 DEBUG : proton drive root link ID 'rclone-test-yetunis3zula': Purge remote
2026/04/14 05:07:47 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 5m42.851055302s (try 5/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]