"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 3/5)
2026/01/16 01:50:49 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-sobunub9bera"
2026/01/16 01:50:49 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/16 01:50:49 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': Has cached credentials
2026/01/16 01:50:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': Used cached credential to initialize the ProtonDrive API
2026/01/16 01:50:52 DEBUG : Creating backend with remote "/tmp/rclone3850097945"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:52 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:52 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:53.231146 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:53.231171 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:53 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:53 DEBUG : Looking for writers
2026/01/16 01:50:53 DEBUG : >WaitForWriters: 
2026/01/16 01:50:53 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (1.06s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:53 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:53 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:54.225165 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:54.225183 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:54 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:54 DEBUG : Looking for writers
2026/01/16 01:50:54 DEBUG : >WaitForWriters: 
2026/01/16 01:50:54 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.96s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:54 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:54 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:54.908474 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:54.908507 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:54 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:54 DEBUG : Looking for writers
2026/01/16 01:50:54 DEBUG : >WaitForWriters: 
2026/01/16 01:50:55 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.64s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:55 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:55 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:55.508200 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:55.508221 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:55 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:55 DEBUG : Looking for writers
2026/01/16 01:50:55 DEBUG : >WaitForWriters: 
2026/01/16 01:50:55 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.68s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:55 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:55 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:56.177698 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:56.177726 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:56 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:56 DEBUG : Looking for writers
2026/01/16 01:50:56 DEBUG : >WaitForWriters: 
2026/01/16 01:50:56 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.66s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:56 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:56 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:57.174051 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:57.174097 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:57 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:57 DEBUG : Looking for writers
2026/01/16 01:50:57 DEBUG : >WaitForWriters: 
2026/01/16 01:50:57 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.99s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:57 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:57 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:57.880074 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:57.880107 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:57 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:57 DEBUG : Looking for writers
2026/01/16 01:50:57 DEBUG : >WaitForWriters: 
2026/01/16 01:50:58 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.72s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:58 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:58 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:58.756288 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:58.756313 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:58 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:58 DEBUG : Looking for writers
2026/01/16 01:50:58 DEBUG : >WaitForWriters: 
2026/01/16 01:50:58 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.81s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:58 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:58 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:50:59.468898 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:50:59.468928 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:50:59 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:50:59 DEBUG : Looking for writers
2026/01/16 01:50:59 DEBUG : >WaitForWriters: 
2026/01/16 01:50:59 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.78s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:50:59 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:50:59 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:00.416953 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:00.416986 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:00 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:00 DEBUG : Looking for writers
2026/01/16 01:51:00 DEBUG : >WaitForWriters: 
2026/01/16 01:51:00 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.86s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:00 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:00 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:01.104691 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:01.104710 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:01 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:01 DEBUG : Looking for writers
2026/01/16 01:51:01 DEBUG : >WaitForWriters: 
2026/01/16 01:51:01 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.74s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:01 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:01 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:01.962952 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:01.962976 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:01 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:01 DEBUG : Looking for writers
2026/01/16 01:51:01 DEBUG : >WaitForWriters: 
2026/01/16 01:51:02 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.90s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:02 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:02 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:02.886232 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:02.886263 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:02 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:02 DEBUG : Looking for writers
2026/01/16 01:51:02 DEBUG : >WaitForWriters: 
2026/01/16 01:51:03 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.91s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:03 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:03 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:03.652315 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:03.652348 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:03 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:03 DEBUG : Looking for writers
2026/01/16 01:51:03 DEBUG : >WaitForWriters: 
2026/01/16 01:51:03 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.78s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:03 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:03 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:04.473401 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:04.473465 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:04 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:04 DEBUG : Looking for writers
2026/01/16 01:51:04 DEBUG : >WaitForWriters: 
2026/01/16 01:51:04 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.73s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:04 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:04 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:05.357260 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:05.357290 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:05 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:05 DEBUG : Looking for writers
2026/01/16 01:51:05 DEBUG : >WaitForWriters: 
2026/01/16 01:51:05 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.90s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:05 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:05 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:06.145928 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:06.145965 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:06 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:06 DEBUG : Looking for writers
2026/01/16 01:51:06 DEBUG : >WaitForWriters: 
2026/01/16 01:51:06 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.78s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:06 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:06 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:06.938091 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:06.938127 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:06 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:06 DEBUG : Looking for writers
2026/01/16 01:51:06 DEBUG : >WaitForWriters: 
2026/01/16 01:51:07 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.87s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:07 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:07 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:07.844065 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:07.844085 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:07 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:07 DEBUG : Looking for writers
2026/01/16 01:51:07 DEBUG : >WaitForWriters: 
2026/01/16 01:51:08 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.97s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:08 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:08 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:08.670766 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:08.670796 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:08 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:08 DEBUG : Looking for writers
2026/01/16 01:51:08 DEBUG : >WaitForWriters: 
2026/01/16 01:51:08 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.66s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:08 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:08 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:09.317475 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:09.317491 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:09 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:09 DEBUG : Looking for writers
2026/01/16 01:51:09 DEBUG : >WaitForWriters: 
2026/01/16 01:51:09 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.73s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:09 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:09 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:10.549954 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:10.549982 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:10 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:10 DEBUG : Looking for writers
2026/01/16 01:51:10 DEBUG : >WaitForWriters: 
2026/01/16 01:51:10 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-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:10 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:10 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:11.300355 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:11.300506 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:11 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:11 DEBUG : Looking for writers
2026/01/16 01:51:11 DEBUG : >WaitForWriters: 
2026/01/16 01:51:11 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-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:11 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:11 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:12.081027 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:12.081042 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:12 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:12 DEBUG : Looking for writers
2026/01/16 01:51:12 DEBUG : >WaitForWriters: 
2026/01/16 01:51:12 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-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:12 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:12 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:12 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:12 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:12.956522 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:12.956568 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:12 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:12 DEBUG : Looking for writers
2026/01/16 01:51:12 DEBUG : >WaitForWriters: 
2026/01/16 01:51:12 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:13 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-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:13 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:13 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:13 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:13 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:13.910296 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:13.910322 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:13 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:13 DEBUG : Looking for writers
2026/01/16 01:51:13 DEBUG : >WaitForWriters: 
2026/01/16 01:51:13 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:14 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-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:14 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:14 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:14 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:14 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:14.871382 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:14.871581 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:14 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:14 DEBUG : Looking for writers
2026/01/16 01:51:14 DEBUG : >WaitForWriters: 
2026/01/16 01:51:14 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:14 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (5.48s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (1.24s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.67s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.78s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.95s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.98s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.85s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:14 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:14 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:15.944485 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:15.944513 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:15 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:15 DEBUG : Looking for writers
2026/01/16 01:51:15 DEBUG : >WaitForWriters: 
2026/01/16 01:51:16 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (1.17s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:16 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:16 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:16.944951 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:16.944979 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:16 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:16 DEBUG : Looking for writers
2026/01/16 01:51:16 DEBUG : >WaitForWriters: 
2026/01/16 01:51:17 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.97s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:17 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:17 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:17.692608 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:17.692638 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:17 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:17 DEBUG : Looking for writers
2026/01/16 01:51:17 DEBUG : >WaitForWriters: 
2026/01/16 01:51:17 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.75s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:17 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:17 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:18.748380 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:18.748414 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:18 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:18 DEBUG : Looking for writers
2026/01/16 01:51:18 DEBUG : >WaitForWriters: 
2026/01/16 01:51:18 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (1.07s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:18 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:18 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:19.820514 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:19.820582 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:19 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:19 DEBUG : Looking for writers
2026/01/16 01:51:19 DEBUG : >WaitForWriters: 
2026/01/16 01:51:19 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (1.06s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:19 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:19 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:20.858668 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:20.858690 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:20 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:20 DEBUG : Looking for writers
2026/01/16 01:51:20 DEBUG : >WaitForWriters: 
2026/01/16 01:51:21 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:21 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:21 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:21.802776 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:21.802857 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:21 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:21 DEBUG : Looking for writers
2026/01/16 01:51:21 DEBUG : >WaitForWriters: 
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:21 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:21 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:21 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:21 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:22.780805 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:22.780982 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:22 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:22 DEBUG : Looking for writers
2026/01/16 01:51:22 DEBUG : >WaitForWriters: 
2026/01/16 01:51:22 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:22 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:22 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:22 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:22 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:22 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:23.621939 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:23.621967 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:23 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:23 DEBUG : Looking for writers
2026/01/16 01:51:23 DEBUG : >WaitForWriters: 
2026/01/16 01:51:23 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:23 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:23 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:23 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:23 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:23 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:24.295184 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:24.295213 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:24 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:24 DEBUG : Looking for writers
2026/01/16 01:51:24 DEBUG : >WaitForWriters: 
2026/01/16 01:51:24 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:24 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:24 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:24 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:24 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:24 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:25.086110 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:25.086234 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:25 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:25 DEBUG : Looking for writers
2026/01/16 01:51:25 DEBUG : >WaitForWriters: 
2026/01/16 01:51:25 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:25 ERROR : error listing: directory not found
--- FAIL: TestFileRename (5.25s)
    --- FAIL: TestFileRename/off,forceCache=false (1.03s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.96s)
    --- FAIL: TestFileRename/minimal,forceCache=true (1.01s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.72s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.75s)
    --- FAIL: TestFileRename/full,forceCache=false (0.78s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:25 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:25 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:26.145272 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:26.145314 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:26 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:26 DEBUG : Looking for writers
2026/01/16 01:51:26 DEBUG : >WaitForWriters: 
2026/01/16 01:51:26 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (1.05s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:26 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:26 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:27.064533 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:27.064562 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:27 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:27 DEBUG : Looking for writers
2026/01/16 01:51:27 DEBUG : >WaitForWriters: 
2026/01/16 01:51:27 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.95s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:27 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:27 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:27.840486 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:27.840509 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:27 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:27 DEBUG : Looking for writers
2026/01/16 01:51:27 DEBUG : >WaitForWriters: 
2026/01/16 01:51:28 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.76s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:28 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:28 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:28.788291 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:28.788320 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:28 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:28 DEBUG : Looking for writers
2026/01/16 01:51:28 DEBUG : >WaitForWriters: 
2026/01/16 01:51:28 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.98s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:28 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:28 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:51:29.786035 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:29.786073 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:29 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:29 DEBUG : Looking for writers
2026/01/16 01:51:29 DEBUG : >WaitForWriters: 
2026/01/16 01:51:29 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.98s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:29 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:29 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:29 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:29 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:30.734964 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:30.735014 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:30 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:30 DEBUG : Looking for writers
2026/01/16 01:51:30 DEBUG : >WaitForWriters: 
2026/01/16 01:51:30 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:30 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.85s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:30 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:30 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:30 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:30 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:31.437821 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:31.437852 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:31 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:31 DEBUG : Looking for writers
2026/01/16 01:51:31 DEBUG : >WaitForWriters: 
2026/01/16 01:51:31 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.83s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:31 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:31 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:31 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:31 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:32.425270 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:32.425322 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:32 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:32 DEBUG : Looking for writers
2026/01/16 01:51:32 DEBUG : >WaitForWriters: 
2026/01/16 01:51:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.87s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:32 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:32 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:33.217144 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:33.217181 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:33 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:33 DEBUG : Looking for writers
2026/01/16 01:51:33 DEBUG : >WaitForWriters: 
2026/01/16 01:51:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:33 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.89s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:33 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:33 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:34.225309 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:34.225340 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:34 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : >WaitForWriters: 
2026/01/16 01:51:34 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:51:34 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.98s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:51:34 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:51:34 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:51:34 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:51:34 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:51:34 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:51:34 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:51:34 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:51:34 DEBUG : file1: newRWFileHandle: 
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): openPending: 
2026/01/16 01:51:34 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/16 01:51:34 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): >openPending: err=<nil>
2026/01/16 01:51:34 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/16 01:51:34 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:51:34 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/16 01:51:34 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): _writeAt: size=5, off=0
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): >_writeAt: n=5, err=<nil>
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): _writeAt: size=7, off=5
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): >_writeAt: n=7, err=<nil>
2026/01/16 01:51:34 DEBUG : file1: vfs cache: truncate to size=11
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): close: 
2026/01/16 01:51:34 DEBUG : file1: vfs cache: setting modification time to 2026-01-16 01:51:34.570389216 +0000 UTC m=+45.123491107
2026/01/16 01:51:34 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): >close: err=<nil>
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): close: 
2026/01/16 01:51:34 DEBUG : file1(0xc000972c80): >close: err=file already closed
2026/01/16 01:51:34 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/16 01:51:34 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/16 01:51:34 DEBUG : Looking for writers
2026/01/16 01:51:34 DEBUG : file1: reading active writers
2026/01/16 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/16 01:51:35 DEBUG : Looking for writers
2026/01/16 01:51:35 DEBUG : file1: reading active writers
2026/01/16 01:51:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/16 01:51:35.619088 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:35.619131 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:35 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:35 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:35 DEBUG : Looking for writers
2026/01/16 01:51:35 DEBUG : file1: reading active writers
2026/01/16 01:51:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:36.814140 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:36.814170 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:36 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:36 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:36 DEBUG : Looking for writers
2026/01/16 01:51:36 DEBUG : file1: reading active writers
2026/01/16 01:51:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:37 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:37 DEBUG : Looking for writers
2026/01/16 01:51:37 DEBUG : file1: reading active writers
2026/01/16 01:51:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:38.104861 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:38.104916 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:38 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:38 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:38 DEBUG : Looking for writers
2026/01/16 01:51:38 DEBUG : file1: reading active writers
2026/01/16 01:51:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:38 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:39.799516 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:39.799553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:39 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:39 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:39 DEBUG : Looking for writers
2026/01/16 01:51:39 DEBUG : file1: reading active writers
2026/01/16 01:51:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:40 DEBUG : Looking for writers
2026/01/16 01:51:40 DEBUG : file1: reading active writers
2026/01/16 01:51:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:41 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:41 DEBUG : Looking for writers
2026/01/16 01:51:41 DEBUG : file1: reading active writers
2026/01/16 01:51:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:42.228941 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:42.228969 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:42 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)
2026/01/16 01:51:42 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:42 DEBUG : Looking for writers
2026/01/16 01:51:42 DEBUG : file1: reading active writers
2026/01/16 01:51:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:43 DEBUG : Looking for writers
2026/01/16 01:51:43 DEBUG : file1: reading active writers
2026/01/16 01:51:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:44 DEBUG : Looking for writers
2026/01/16 01:51:44 DEBUG : file1: reading active writers
2026/01/16 01:51:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:45 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:45 DEBUG : Looking for writers
2026/01/16 01:51:45 DEBUG : file1: reading active writers
2026/01/16 01:51:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:46.342622 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:46.342651 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:46 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:46 DEBUG : Looking for writers
2026/01/16 01:51:46 DEBUG : file1: reading active writers
2026/01/16 01:51:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:47 DEBUG : Looking for writers
2026/01/16 01:51:47 DEBUG : file1: reading active writers
2026/01/16 01:51:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:48 DEBUG : Looking for writers
2026/01/16 01:51:48 DEBUG : file1: reading active writers
2026/01/16 01:51:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:49 DEBUG : Looking for writers
2026/01/16 01:51:49 DEBUG : file1: reading active writers
2026/01/16 01:51:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:50 DEBUG : Looking for writers
2026/01/16 01:51:50 DEBUG : file1: reading active writers
2026/01/16 01:51:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:51 DEBUG : Looking for writers
2026/01/16 01:51:51 DEBUG : file1: reading active writers
2026/01/16 01:51:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:52 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:51:52 DEBUG : Looking for writers
2026/01/16 01:51:52 DEBUG : file1: reading active writers
2026/01/16 01:51:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:53.747734 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:51:53.747763 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:53 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:51:53 DEBUG : Looking for writers
2026/01/16 01:51:53 DEBUG : file1: reading active writers
2026/01/16 01:51:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:54 DEBUG : Looking for writers
2026/01/16 01:51:54 DEBUG : file1: reading active writers
2026/01/16 01:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:55 DEBUG : Looking for writers
2026/01/16 01:51:55 DEBUG : file1: reading active writers
2026/01/16 01:51:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:56 DEBUG : Looking for writers
2026/01/16 01:51:56 DEBUG : file1: reading active writers
2026/01/16 01:51:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:57 DEBUG : Looking for writers
2026/01/16 01:51:57 DEBUG : file1: reading active writers
2026/01/16 01:51:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:58 DEBUG : Looking for writers
2026/01/16 01:51:58 DEBUG : file1: reading active writers
2026/01/16 01:51:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:51:59 DEBUG : Looking for writers
2026/01/16 01:51:59 DEBUG : file1: reading active writers
2026/01/16 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:00 DEBUG : Looking for writers
2026/01/16 01:52:00 DEBUG : file1: reading active writers
2026/01/16 01:52:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:01 DEBUG : Looking for writers
2026/01/16 01:52:01 DEBUG : file1: reading active writers
2026/01/16 01:52:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:02 DEBUG : Looking for writers
2026/01/16 01:52:02 DEBUG : file1: reading active writers
2026/01/16 01:52:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:03 DEBUG : Looking for writers
2026/01/16 01:52:03 DEBUG : file1: reading active writers
2026/01/16 01:52:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:04 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b21770 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a4f908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644532544} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399643233645280 ext:45123491107 loc:0x4465880} ATime:{wall:14002399643233658184 ext:45123504021 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:52:04 DEBUG : >WaitForWriters: 
2026/01/16 01:52:04 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:52:06 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/16 01:52:06 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:07.488669 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:07.488704 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:07 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:07 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
2026/01/16 01:52:08 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/01/16 01:52:12 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:52:12 DEBUG : Looking for writers
2026/01/16 01:52:12 DEBUG : file1: reading active writers
2026/01/16 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/16 01:52:12 DEBUG : Looking for writers
2026/01/16 01:52:12 DEBUG : file1: reading active writers
2026/01/16 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/16 01:52:12 DEBUG : Looking for writers
2026/01/16 01:52:12 DEBUG : file1: reading active writers
2026/01/16 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/16 01:52:12 DEBUG : Looking for writers
2026/01/16 01:52:12 DEBUG : file1: reading active writers
2026/01/16 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/16 01:52:12 DEBUG : Looking for writers
2026/01/16 01:52:12 DEBUG : file1: reading active writers
2026/01/16 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/16 01:52:13 DEBUG : Looking for writers
2026/01/16 01:52:13 DEBUG : file1: reading active writers
2026/01/16 01:52:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/16 01:52:13 DEBUG : Looking for writers
2026/01/16 01:52:13 DEBUG : file1: reading active writers
2026/01/16 01:52:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/16 01:52:13 DEBUG : Looking for writers
2026/01/16 01:52:13 DEBUG : file1: reading active writers
2026/01/16 01:52:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:14 DEBUG : Looking for writers
2026/01/16 01:52:14 DEBUG : file1: reading active writers
2026/01/16 01:52:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:15 DEBUG : Looking for writers
2026/01/16 01:52:15 DEBUG : file1: reading active writers
2026/01/16 01:52:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:16 DEBUG : Looking for writers
2026/01/16 01:52:16 DEBUG : file1: reading active writers
2026/01/16 01:52:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:17 DEBUG : Looking for writers
2026/01/16 01:52:17 DEBUG : file1: reading active writers
2026/01/16 01:52:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:18 DEBUG : Looking for writers
2026/01/16 01:52:18 DEBUG : file1: reading active writers
2026/01/16 01:52:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:19 DEBUG : Looking for writers
2026/01/16 01:52:19 DEBUG : file1: reading active writers
2026/01/16 01:52:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:20 DEBUG : Looking for writers
2026/01/16 01:52:20 DEBUG : file1: reading active writers
2026/01/16 01:52:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:21 DEBUG : Looking for writers
2026/01/16 01:52:21 DEBUG : file1: reading active writers
2026/01/16 01:52:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:22 DEBUG : Looking for writers
2026/01/16 01:52:22 DEBUG : file1: reading active writers
2026/01/16 01:52:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:23 DEBUG : Looking for writers
2026/01/16 01:52:23 DEBUG : file1: reading active writers
2026/01/16 01:52:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:24 DEBUG : Looking for writers
2026/01/16 01:52:24 DEBUG : file1: reading active writers
2026/01/16 01:52:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:25 DEBUG : Looking for writers
2026/01/16 01:52:25 DEBUG : file1: reading active writers
2026/01/16 01:52:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:26 DEBUG : Looking for writers
2026/01/16 01:52:26 DEBUG : file1: reading active writers
2026/01/16 01:52:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:27 DEBUG : Looking for writers
2026/01/16 01:52:27 DEBUG : file1: reading active writers
2026/01/16 01:52:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:28 DEBUG : Looking for writers
2026/01/16 01:52:28 DEBUG : file1: reading active writers
2026/01/16 01:52:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:29 DEBUG : Looking for writers
2026/01/16 01:52:29 DEBUG : file1: reading active writers
2026/01/16 01:52:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:30 DEBUG : Looking for writers
2026/01/16 01:52:30 DEBUG : file1: reading active writers
2026/01/16 01:52:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:31 DEBUG : Looking for writers
2026/01/16 01:52:31 DEBUG : file1: reading active writers
2026/01/16 01:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:32 DEBUG : Looking for writers
2026/01/16 01:52:32 DEBUG : file1: reading active writers
2026/01/16 01:52:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:33 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:33 DEBUG : Looking for writers
2026/01/16 01:52:33 DEBUG : file1: reading active writers
2026/01/16 01:52:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:34.192492 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:34.192553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:34 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:34 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:34 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/16 01:52:34 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/16 01:52:34 DEBUG : Looking for writers
2026/01/16 01:52:34 DEBUG : file1: reading active writers
2026/01/16 01:52:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:35 DEBUG : Looking for writers
2026/01/16 01:52:35 DEBUG : file1: reading active writers
2026/01/16 01:52:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:36 DEBUG : Looking for writers
2026/01/16 01:52:36 DEBUG : file1: reading active writers
2026/01/16 01:52:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:37 DEBUG : Looking for writers
2026/01/16 01:52:37 DEBUG : file1: reading active writers
2026/01/16 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:38 DEBUG : Looking for writers
2026/01/16 01:52:38 DEBUG : file1: reading active writers
2026/01/16 01:52:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:39 DEBUG : Looking for writers
2026/01/16 01:52:39 DEBUG : file1: reading active writers
2026/01/16 01:52:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:40 DEBUG : Looking for writers
2026/01/16 01:52:40 DEBUG : file1: reading active writers
2026/01/16 01:52:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:41 DEBUG : Looking for writers
2026/01/16 01:52:41 DEBUG : file1: reading active writers
2026/01/16 01:52:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:42 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b21770 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a4f908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644532544} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399643233645280 ext:45123491107 loc:0x4465880} ATime:{wall:14002399643233658184 ext:45123504021 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:52:42 DEBUG : >WaitForWriters: 
2026/01/16 01:52:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:52:42 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.51s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:52:42 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:52:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:52:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:52:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:52:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:52:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:52:42 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:52:43 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:52:43 DEBUG : file1: newRWFileHandle: 
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): openPending: 
2026/01/16 01:52:43 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/16 01:52:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): >openPending: err=<nil>
2026/01/16 01:52:43 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/16 01:52:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:52:43 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/16 01:52:43 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): _writeAt: size=7, off=0
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): >_writeAt: n=7, err=<nil>
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): _writeAt: size=6, off=5
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): >_writeAt: n=6, err=<nil>
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): close: 
2026/01/16 01:52:43 DEBUG : file1: vfs cache: setting modification time to 2026-01-16 01:52:43.078027432 +0000 UTC m=+113.631129323
2026/01/16 01:52:43 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): >close: err=<nil>
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): _writeAt: size=5, off=0
2026/01/16 01:52:43 DEBUG : file1(0xc0009733c0): >_writeAt: n=0, err=file already closed
2026/01/16 01:52:43 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/16 01:52:43 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/16 01:52:43 DEBUG : Looking for writers
2026/01/16 01:52:43 DEBUG : file1: reading active writers
2026/01/16 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/16 01:52:44.148099 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:44.148124 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:44 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:44 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:44 DEBUG : Looking for writers
2026/01/16 01:52:44 DEBUG : file1: reading active writers
2026/01/16 01:52:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:45.145903 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:45.145926 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:45 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:45 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:45 DEBUG : Looking for writers
2026/01/16 01:52:45 DEBUG : file1: reading active writers
2026/01/16 01:52:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:45 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:46.320056 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:46.320074 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:46 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:46 DEBUG : Looking for writers
2026/01/16 01:52:46 DEBUG : file1: reading active writers
2026/01/16 01:52:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:47 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:47 DEBUG : Looking for writers
2026/01/16 01:52:47 DEBUG : file1: reading active writers
2026/01/16 01:52:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:47.829173 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:47.829213 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:47 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:47 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:48 DEBUG : Looking for writers
2026/01/16 01:52:48 DEBUG : file1: reading active writers
2026/01/16 01:52:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:49 DEBUG : Looking for writers
2026/01/16 01:52:49 DEBUG : file1: reading active writers
2026/01/16 01:52:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:49 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:50.291021 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:50.291055 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:50 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:50 DEBUG : Looking for writers
2026/01/16 01:52:50 DEBUG : file1: reading active writers
2026/01/16 01:52:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:51 DEBUG : Looking for writers
2026/01/16 01:52:51 DEBUG : file1: reading active writers
2026/01/16 01:52:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:52 DEBUG : Looking for writers
2026/01/16 01:52:52 DEBUG : file1: reading active writers
2026/01/16 01:52:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:53 DEBUG : Looking for writers
2026/01/16 01:52:53 DEBUG : file1: reading active writers
2026/01/16 01:52:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:53 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:52:54 DEBUG : Looking for writers
2026/01/16 01:52:54 DEBUG : file1: reading active writers
2026/01/16 01:52:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:54.429458 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:52:54.429484 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:54 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:52:55 DEBUG : Looking for writers
2026/01/16 01:52:55 DEBUG : file1: reading active writers
2026/01/16 01:52:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:56 DEBUG : Looking for writers
2026/01/16 01:52:56 DEBUG : file1: reading active writers
2026/01/16 01:52:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:57 DEBUG : Looking for writers
2026/01/16 01:52:57 DEBUG : file1: reading active writers
2026/01/16 01:52:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:58 DEBUG : Looking for writers
2026/01/16 01:52:58 DEBUG : file1: reading active writers
2026/01/16 01:52:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:52:59 DEBUG : Looking for writers
2026/01/16 01:52:59 DEBUG : file1: reading active writers
2026/01/16 01:52:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:00 DEBUG : Looking for writers
2026/01/16 01:53:00 DEBUG : file1: reading active writers
2026/01/16 01:53:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:00 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:01 DEBUG : Looking for writers
2026/01/16 01:53:01 DEBUG : file1: reading active writers
2026/01/16 01:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:01.697091 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:01.697136 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:01 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:01 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:02 DEBUG : Looking for writers
2026/01/16 01:53:02 DEBUG : file1: reading active writers
2026/01/16 01:53:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:03 DEBUG : Looking for writers
2026/01/16 01:53:03 DEBUG : file1: reading active writers
2026/01/16 01:53:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:04 DEBUG : Looking for writers
2026/01/16 01:53:04 DEBUG : file1: reading active writers
2026/01/16 01:53:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:05 DEBUG : Looking for writers
2026/01/16 01:53:05 DEBUG : file1: reading active writers
2026/01/16 01:53:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:06 DEBUG : Looking for writers
2026/01/16 01:53:06 DEBUG : file1: reading active writers
2026/01/16 01:53:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:07 DEBUG : Looking for writers
2026/01/16 01:53:07 DEBUG : file1: reading active writers
2026/01/16 01:53:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:08 DEBUG : Looking for writers
2026/01/16 01:53:08 DEBUG : file1: reading active writers
2026/01/16 01:53:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:09 DEBUG : Looking for writers
2026/01/16 01:53:09 DEBUG : file1: reading active writers
2026/01/16 01:53:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:10 DEBUG : Looking for writers
2026/01/16 01:53:10 DEBUG : file1: reading active writers
2026/01/16 01:53:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:11 DEBUG : Looking for writers
2026/01/16 01:53:11 DEBUG : file1: reading active writers
2026/01/16 01:53:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:12 DEBUG : Looking for writers
2026/01/16 01:53:12 DEBUG : file1: reading active writers
2026/01/16 01:53:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:13 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b20f00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a4eb08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644528960} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399716829469352 ext:113631129323 loc:0x4465880} ATime:{wall:14002399716829484441 ext:113631144422 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:53:13 DEBUG : >WaitForWriters: 
2026/01/16 01:53:13 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:53:14 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:14 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/16 01:53:15.661013 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:15.661051 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:15 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:15 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
2026/01/16 01:53:17 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/16 01:53:21 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/16 01:53:21 DEBUG : Looking for writers
2026/01/16 01:53:21 DEBUG : file1: reading active writers
2026/01/16 01:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/16 01:53:22 DEBUG : Looking for writers
2026/01/16 01:53:22 DEBUG : file1: reading active writers
2026/01/16 01:53:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:23 DEBUG : Looking for writers
2026/01/16 01:53:23 DEBUG : file1: reading active writers
2026/01/16 01:53:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:24 DEBUG : Looking for writers
2026/01/16 01:53:24 DEBUG : file1: reading active writers
2026/01/16 01:53:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:25 DEBUG : Looking for writers
2026/01/16 01:53:25 DEBUG : file1: reading active writers
2026/01/16 01:53:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:26 DEBUG : Looking for writers
2026/01/16 01:53:26 DEBUG : file1: reading active writers
2026/01/16 01:53:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:27 DEBUG : Looking for writers
2026/01/16 01:53:27 DEBUG : file1: reading active writers
2026/01/16 01:53:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:28 DEBUG : Looking for writers
2026/01/16 01:53:28 DEBUG : file1: reading active writers
2026/01/16 01:53:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:29 DEBUG : Looking for writers
2026/01/16 01:53:29 DEBUG : file1: reading active writers
2026/01/16 01:53:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:30 DEBUG : Looking for writers
2026/01/16 01:53:30 DEBUG : file1: reading active writers
2026/01/16 01:53:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:31 DEBUG : Looking for writers
2026/01/16 01:53:31 DEBUG : file1: reading active writers
2026/01/16 01:53:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:32 DEBUG : Looking for writers
2026/01/16 01:53:32 DEBUG : file1: reading active writers
2026/01/16 01:53:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:33 DEBUG : Looking for writers
2026/01/16 01:53:33 DEBUG : file1: reading active writers
2026/01/16 01:53:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:34 DEBUG : Looking for writers
2026/01/16 01:53:34 DEBUG : file1: reading active writers
2026/01/16 01:53:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:35 DEBUG : Looking for writers
2026/01/16 01:53:35 DEBUG : file1: reading active writers
2026/01/16 01:53:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:36 DEBUG : Looking for writers
2026/01/16 01:53:36 DEBUG : file1: reading active writers
2026/01/16 01:53:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:37 DEBUG : Looking for writers
2026/01/16 01:53:37 DEBUG : file1: reading active writers
2026/01/16 01:53:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:38 DEBUG : Looking for writers
2026/01/16 01:53:38 DEBUG : file1: reading active writers
2026/01/16 01:53:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:39 DEBUG : Looking for writers
2026/01/16 01:53:39 DEBUG : file1: reading active writers
2026/01/16 01:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:40 DEBUG : Looking for writers
2026/01/16 01:53:40 DEBUG : file1: reading active writers
2026/01/16 01:53:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:41 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:41 DEBUG : Looking for writers
2026/01/16 01:53:41 DEBUG : file1: reading active writers
2026/01/16 01:53:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:42.318295 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:42.318320 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:42 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)
2026/01/16 01:53:42 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)
2026/01/16 01:53:42 DEBUG : Looking for writers
2026/01/16 01:53:42 DEBUG : file1: reading active writers
2026/01/16 01:53:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/16 01:53:42 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/16 01:53:43 DEBUG : Looking for writers
2026/01/16 01:53:43 DEBUG : file1: reading active writers
2026/01/16 01:53:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:44 DEBUG : Looking for writers
2026/01/16 01:53:44 DEBUG : file1: reading active writers
2026/01/16 01:53:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:45 DEBUG : Looking for writers
2026/01/16 01:53:45 DEBUG : file1: reading active writers
2026/01/16 01:53:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:46 DEBUG : Looking for writers
2026/01/16 01:53:46 DEBUG : file1: reading active writers
2026/01/16 01:53:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:47 DEBUG : Looking for writers
2026/01/16 01:53:47 DEBUG : file1: reading active writers
2026/01/16 01:53:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:48 DEBUG : Looking for writers
2026/01/16 01:53:48 DEBUG : file1: reading active writers
2026/01/16 01:53:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:49 DEBUG : Looking for writers
2026/01/16 01:53:49 DEBUG : file1: reading active writers
2026/01/16 01:53:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:50 DEBUG : Looking for writers
2026/01/16 01:53:50 DEBUG : file1: reading active writers
2026/01/16 01:53:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:53:51 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b20f00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a4eb08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644528960} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399716829469352 ext:113631129323 loc:0x4465880} ATime:{wall:14002399716829484441 ext:113631144422 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:53:51 DEBUG : >WaitForWriters: 
2026/01/16 01:53:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:53:51 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.52s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:53:51 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:53:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:53:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:53:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:53:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:53:51 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:53:51 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:53:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:53:51 DEBUG : file1: newRWFileHandle: 
2026/01/16 01:53:51 DEBUG : file1(0xc000aefb40): openPending: 
2026/01/16 01:53:51 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/16 01:53:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:53:51 DEBUG : file1(0xc000aefb40): >openPending: err=<nil>
2026/01/16 01:53:51 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/16 01:53:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:53:51 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/16 01:53:51 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/16 01:53:51 DEBUG : file1(0xc000aefb40): close: 
2026/01/16 01:53:51 DEBUG : file1: vfs cache: setting modification time to 2026-01-16 01:53:51.597800419 +0000 UTC m=+182.150902310
2026/01/16 01:53:51 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/16 01:53:51 DEBUG : file1(0xc000aefb40): >close: err=<nil>
2026/01/16 01:53:51 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/16 01:53:51 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/16 01:53:51 DEBUG : file2: newRWFileHandle: 
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): openPending: 
2026/01/16 01:53:51 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/16 01:53:51 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): >openPending: err=<nil>
2026/01/16 01:53:51 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/16 01:53:51 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/16 01:53:51 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/16 01:53:51 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): RWFileHandle.Flush
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): RWFileHandle.Release
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): close: 
2026/01/16 01:53:51 DEBUG : file2: vfs cache: setting modification time to 2026-01-16 01:53:51.599594235 +0000 UTC m=+182.152696126
2026/01/16 01:53:51 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/16 01:53:51 DEBUG : file2(0xc00073c480): >close: err=<nil>
2026/01/16 01:53:51 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/16 01:53:51 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:51 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/16 01:53:51 DEBUG : Looking for writers
2026/01/16 01:53:51 DEBUG : file2: reading active writers
2026/01/16 01:53:51 DEBUG : file1: reading active writers
2026/01/16 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/16 01:53:52 DEBUG : Looking for writers
2026/01/16 01:53:52 DEBUG : file1: reading active writers
2026/01/16 01:53:52 DEBUG : file2: reading active writers
2026/01/16 01:53:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/16 01:53:52.633786 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:52.633815 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:52 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:52 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:52 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:52 DEBUG : Looking for writers
2026/01/16 01:53:52 DEBUG : file1: reading active writers
2026/01/16 01:53:52 DEBUG : file2: reading active writers
2026/01/16 01:53:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:53.816470 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:53.816500 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:53 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:53 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:53 DEBUG : Looking for writers
2026/01/16 01:53:53 DEBUG : file1: reading active writers
2026/01/16 01:53:53 DEBUG : file2: reading active writers
2026/01/16 01:53:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:54 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:53:54.749285 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:54.749318 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:54 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:54 DEBUG : Looking for writers
2026/01/16 01:53:54 DEBUG : file2: reading active writers
2026/01/16 01:53:54 DEBUG : file1: reading active writers
2026/01/16 01:53:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:55 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:55.597819 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:55.597893 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:55 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:55 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:55 DEBUG : Looking for writers
2026/01/16 01:53:55 DEBUG : file2: reading active writers
2026/01/16 01:53:55 DEBUG : file1: reading active writers
2026/01/16 01:53:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:55 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:53:56.561025 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:56.561234 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:56 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:56 DEBUG : Looking for writers
2026/01/16 01:53:56 DEBUG : file1: reading active writers
2026/01/16 01:53:56 DEBUG : file2: reading active writers
2026/01/16 01:53:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:57 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:53:57.493678 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:57.493708 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:57 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:57 ERROR : file2: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:57 DEBUG : Looking for writers
2026/01/16 01:53:57 DEBUG : file1: reading active writers
2026/01/16 01:53:57 DEBUG : file2: reading active writers
2026/01/16 01:53:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:58 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:53:58.716806 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:58.716827 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:58 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:58 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:58 DEBUG : Looking for writers
2026/01/16 01:53:58 DEBUG : file1: reading active writers
2026/01/16 01:53:58 DEBUG : file2: reading active writers
2026/01/16 01:53:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:53:59.523181 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:53:59.523211 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:59 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:59 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:53:59 DEBUG : Looking for writers
2026/01/16 01:53:59 DEBUG : file2: reading active writers
2026/01/16 01:53:59 DEBUG : file1: reading active writers
2026/01/16 01:53:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:00 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:54:00 DEBUG : Looking for writers
2026/01/16 01:54:00 DEBUG : file2: reading active writers
2026/01/16 01:54:00 DEBUG : file1: reading active writers
2026/01/16 01:54:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:01 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:54:01.266675 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:01.266700 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:01 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:01 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:01 DEBUG : Looking for writers
2026/01/16 01:54:01 DEBUG : file1: reading active writers
2026/01/16 01:54:01 DEBUG : file2: reading active writers
2026/01/16 01:54:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:02.248167 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:02.248187 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:02 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:02 ERROR : file2: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:02 DEBUG : Looking for writers
2026/01/16 01:54:02 DEBUG : file1: reading active writers
2026/01/16 01:54:02 DEBUG : file2: reading active writers
2026/01/16 01:54:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:03 DEBUG : Looking for writers
2026/01/16 01:54:03 DEBUG : file1: reading active writers
2026/01/16 01:54:03 DEBUG : file2: reading active writers
2026/01/16 01:54:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:04 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:54:04 DEBUG : Looking for writers
2026/01/16 01:54:04 DEBUG : file1: reading active writers
2026/01/16 01:54:04 DEBUG : file2: reading active writers
2026/01/16 01:54:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:05.145417 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:05.145481 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:05 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:05 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:05 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:54:05 DEBUG : Looking for writers
2026/01/16 01:54:05 DEBUG : file1: reading active writers
2026/01/16 01:54:05 DEBUG : file2: reading active writers
2026/01/16 01:54:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:06.325903 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:06.325917 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:06 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)
2026/01/16 01:54:06 ERROR : file2: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:06 DEBUG : Looking for writers
2026/01/16 01:54:06 DEBUG : file1: reading active writers
2026/01/16 01:54:06 DEBUG : file2: reading active writers
2026/01/16 01:54:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:07 DEBUG : Looking for writers
2026/01/16 01:54:07 DEBUG : file1: reading active writers
2026/01/16 01:54:07 DEBUG : file2: reading active writers
2026/01/16 01:54:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:08 DEBUG : Looking for writers
2026/01/16 01:54:08 DEBUG : file1: reading active writers
2026/01/16 01:54:08 DEBUG : file2: reading active writers
2026/01/16 01:54:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:09 DEBUG : Looking for writers
2026/01/16 01:54:09 DEBUG : file1: reading active writers
2026/01/16 01:54:09 DEBUG : file2: reading active writers
2026/01/16 01:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:10 DEBUG : Looking for writers
2026/01/16 01:54:10 DEBUG : file1: reading active writers
2026/01/16 01:54:10 DEBUG : file2: reading active writers
2026/01/16 01:54:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:11 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:54:11 DEBUG : Looking for writers
2026/01/16 01:54:11 DEBUG : file1: reading active writers
2026/01/16 01:54:11 DEBUG : file2: reading active writers
2026/01/16 01:54:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:12.646754 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:12.646777 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:12 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:12 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:12 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:54:12 DEBUG : Looking for writers
2026/01/16 01:54:12 DEBUG : file1: reading active writers
2026/01/16 01:54:12 DEBUG : file2: reading active writers
2026/01/16 01:54:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:13.422140 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:13.422167 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:13 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:13 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:13 DEBUG : Looking for writers
2026/01/16 01:54:13 DEBUG : file1: reading active writers
2026/01/16 01:54:13 DEBUG : file2: reading active writers
2026/01/16 01:54:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:14 DEBUG : Looking for writers
2026/01/16 01:54:14 DEBUG : file1: reading active writers
2026/01/16 01:54:14 DEBUG : file2: reading active writers
2026/01/16 01:54:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:15 DEBUG : Looking for writers
2026/01/16 01:54:15 DEBUG : file1: reading active writers
2026/01/16 01:54:15 DEBUG : file2: reading active writers
2026/01/16 01:54:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:16 DEBUG : Looking for writers
2026/01/16 01:54:16 DEBUG : file1: reading active writers
2026/01/16 01:54:16 DEBUG : file2: reading active writers
2026/01/16 01:54:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:17 DEBUG : Looking for writers
2026/01/16 01:54:17 DEBUG : file1: reading active writers
2026/01/16 01:54:17 DEBUG : file2: reading active writers
2026/01/16 01:54:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:18 DEBUG : Looking for writers
2026/01/16 01:54:18 DEBUG : file1: reading active writers
2026/01/16 01:54:18 DEBUG : file2: reading active writers
2026/01/16 01:54:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:19 DEBUG : Looking for writers
2026/01/16 01:54:19 DEBUG : file1: reading active writers
2026/01/16 01:54:19 DEBUG : file2: reading active writers
2026/01/16 01:54:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:20 DEBUG : Looking for writers
2026/01/16 01:54:20 DEBUG : file2: reading active writers
2026/01/16 01:54:20 DEBUG : file1: reading active writers
2026/01/16 01:54:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:21 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc0006ad590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635770688} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399790363686371 ext:182150902310 loc:0x4465880} ATime:{wall:14002399790365017754 ext:182152233693 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc0006ad590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4808 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635770944} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399790365480187 ext:182152696126 loc:0x4465880} ATime:{wall:14002399790365589232 ext:182152805172 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:54:21 DEBUG : >WaitForWriters: 
2026/01/16 01:54:21 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:54:23 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:54:25 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:54:25 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
2026/01/16 01:54:26 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:54:26.580728 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:26.580769 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:26 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:26 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:27.473711 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:27.473730 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:27 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:27 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)
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/01/16 01:54:29 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:54:29 DEBUG : Looking for writers
2026/01/16 01:54:29 DEBUG : file1: reading active writers
2026/01/16 01:54:29 DEBUG : file2: reading active writers
2026/01/16 01:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/16 01:54:29 DEBUG : Looking for writers
2026/01/16 01:54:29 DEBUG : file1: reading active writers
2026/01/16 01:54:29 DEBUG : file2: reading active writers
2026/01/16 01:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/16 01:54:29 DEBUG : Looking for writers
2026/01/16 01:54:29 DEBUG : file1: reading active writers
2026/01/16 01:54:29 DEBUG : file2: reading active writers
2026/01/16 01:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/16 01:54:29 DEBUG : Looking for writers
2026/01/16 01:54:29 DEBUG : file1: reading active writers
2026/01/16 01:54:29 DEBUG : file2: reading active writers
2026/01/16 01:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/16 01:54:29 DEBUG : Looking for writers
2026/01/16 01:54:29 DEBUG : file1: reading active writers
2026/01/16 01:54:29 DEBUG : file2: reading active writers
2026/01/16 01:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/16 01:54:30 DEBUG : Looking for writers
2026/01/16 01:54:30 DEBUG : file1: reading active writers
2026/01/16 01:54:30 DEBUG : file2: reading active writers
2026/01/16 01:54:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/16 01:54:30 DEBUG : Looking for writers
2026/01/16 01:54:30 DEBUG : file2: reading active writers
2026/01/16 01:54:30 DEBUG : file1: reading active writers
2026/01/16 01:54:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/16 01:54:30 DEBUG : Looking for writers
2026/01/16 01:54:30 DEBUG : file1: reading active writers
2026/01/16 01:54:30 DEBUG : file2: reading active writers
2026/01/16 01:54:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:31 DEBUG : Looking for writers
2026/01/16 01:54:31 DEBUG : file1: reading active writers
2026/01/16 01:54:31 DEBUG : file2: reading active writers
2026/01/16 01:54:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:32 DEBUG : Looking for writers
2026/01/16 01:54:32 DEBUG : file1: reading active writers
2026/01/16 01:54:32 DEBUG : file2: reading active writers
2026/01/16 01:54:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:33 DEBUG : Looking for writers
2026/01/16 01:54:33 DEBUG : file1: reading active writers
2026/01/16 01:54:33 DEBUG : file2: reading active writers
2026/01/16 01:54:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:34 DEBUG : Looking for writers
2026/01/16 01:54:34 DEBUG : file2: reading active writers
2026/01/16 01:54:34 DEBUG : file1: reading active writers
2026/01/16 01:54:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:35 DEBUG : Looking for writers
2026/01/16 01:54:35 DEBUG : file1: reading active writers
2026/01/16 01:54:35 DEBUG : file2: reading active writers
2026/01/16 01:54:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:36 DEBUG : Looking for writers
2026/01/16 01:54:36 DEBUG : file1: reading active writers
2026/01/16 01:54:36 DEBUG : file2: reading active writers
2026/01/16 01:54:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:37 DEBUG : Looking for writers
2026/01/16 01:54:37 DEBUG : file2: reading active writers
2026/01/16 01:54:37 DEBUG : file1: reading active writers
2026/01/16 01:54:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:38 DEBUG : Looking for writers
2026/01/16 01:54:38 DEBUG : file1: reading active writers
2026/01/16 01:54:38 DEBUG : file2: reading active writers
2026/01/16 01:54:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:39 DEBUG : Looking for writers
2026/01/16 01:54:39 DEBUG : file1: reading active writers
2026/01/16 01:54:39 DEBUG : file2: reading active writers
2026/01/16 01:54:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:40 DEBUG : Looking for writers
2026/01/16 01:54:40 DEBUG : file1: reading active writers
2026/01/16 01:54:40 DEBUG : file2: reading active writers
2026/01/16 01:54:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:41 DEBUG : Looking for writers
2026/01/16 01:54:41 DEBUG : file1: reading active writers
2026/01/16 01:54:41 DEBUG : file2: reading active writers
2026/01/16 01:54:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:42 DEBUG : Looking for writers
2026/01/16 01:54:42 DEBUG : file1: reading active writers
2026/01/16 01:54:42 DEBUG : file2: reading active writers
2026/01/16 01:54:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:43 DEBUG : Looking for writers
2026/01/16 01:54:43 DEBUG : file1: reading active writers
2026/01/16 01:54:43 DEBUG : file2: reading active writers
2026/01/16 01:54:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:44 DEBUG : Looking for writers
2026/01/16 01:54:44 DEBUG : file1: reading active writers
2026/01/16 01:54:44 DEBUG : file2: reading active writers
2026/01/16 01:54:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:45 DEBUG : Looking for writers
2026/01/16 01:54:45 DEBUG : file1: reading active writers
2026/01/16 01:54:45 DEBUG : file2: reading active writers
2026/01/16 01:54:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:46 DEBUG : Looking for writers
2026/01/16 01:54:46 DEBUG : file1: reading active writers
2026/01/16 01:54:46 DEBUG : file2: reading active writers
2026/01/16 01:54:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:47 DEBUG : Looking for writers
2026/01/16 01:54:47 DEBUG : file1: reading active writers
2026/01/16 01:54:47 DEBUG : file2: reading active writers
2026/01/16 01:54:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:48 DEBUG : Looking for writers
2026/01/16 01:54:48 DEBUG : file1: reading active writers
2026/01/16 01:54:48 DEBUG : file2: reading active writers
2026/01/16 01:54:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:49 DEBUG : Looking for writers
2026/01/16 01:54:49 DEBUG : file1: reading active writers
2026/01/16 01:54:49 DEBUG : file2: reading active writers
2026/01/16 01:54:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:50 DEBUG : Looking for writers
2026/01/16 01:54:50 DEBUG : file1: reading active writers
2026/01/16 01:54:50 DEBUG : file2: reading active writers
2026/01/16 01:54:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/16 01:54:51 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/16 01:54:51 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/01/16 01:54:52 DEBUG : Looking for writers
2026/01/16 01:54:52 DEBUG : file1: reading active writers
2026/01/16 01:54:52 DEBUG : file2: reading active writers
2026/01/16 01:54:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:52 DEBUG : file1: vfs cache: starting upload
2026/01/16 01:54:53 DEBUG : Looking for writers
2026/01/16 01:54:53 DEBUG : file1: reading active writers
2026/01/16 01:54:53 DEBUG : file2: reading active writers
2026/01/16 01:54:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:53 DEBUG : file2: vfs cache: starting upload
2026/01/16 01:54:53.474622 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:53.474645 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:53 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:54 DEBUG : Looking for writers
2026/01/16 01:54:54 DEBUG : file1: reading active writers
2026/01/16 01:54:54 DEBUG : file2: reading active writers
2026/01/16 01:54:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:54.272137 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:54:54.272161 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:54 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:54 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:54:55 DEBUG : Looking for writers
2026/01/16 01:54:55 DEBUG : file1: reading active writers
2026/01/16 01:54:55 DEBUG : file2: reading active writers
2026/01/16 01:54:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:56 DEBUG : Looking for writers
2026/01/16 01:54:56 DEBUG : file1: reading active writers
2026/01/16 01:54:56 DEBUG : file2: reading active writers
2026/01/16 01:54:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:57 DEBUG : Looking for writers
2026/01/16 01:54:57 DEBUG : file1: reading active writers
2026/01/16 01:54:57 DEBUG : file2: reading active writers
2026/01/16 01:54:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:58 DEBUG : Looking for writers
2026/01/16 01:54:58 DEBUG : file1: reading active writers
2026/01/16 01:54:58 DEBUG : file2: reading active writers
2026/01/16 01:54:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:59 DEBUG : Looking for writers
2026/01/16 01:54:59 DEBUG : file1: reading active writers
2026/01/16 01:54:59 DEBUG : file2: reading active writers
2026/01/16 01:54:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/16 01:54:59 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc0006ad590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635770688} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399790363686371 ext:182150902310 loc:0x4465880} ATime:{wall:14002399790365017754 ext:182152233693 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc0006ad590 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4808 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635770944} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002399790365480187 ext:182152696126 loc:0x4465880} ATime:{wall:14002399790365589232 ext:182152805172 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/16 01:54:59 DEBUG : >WaitForWriters: 
2026/01/16 01:54:59 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:54:59 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.38s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:54:59 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:54:59 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:54:59 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:54:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:54:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:54:59 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:55:00.566295 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:00.566315 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:00 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:00 DEBUG : Looking for writers
2026/01/16 01:55:00 DEBUG : >WaitForWriters: 
2026/01/16 01:55:00 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:55:00 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.94s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:00 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:00 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:55:00 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:00 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:55:01.358992 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:01.359014 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:01 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:01 DEBUG : Looking for writers
2026/01/16 01:55:01 DEBUG : >WaitForWriters: 
2026/01/16 01:55:01 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:55:01 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.80s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:01 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:01 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:55:01 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:01 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:55:01 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:55:01 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:55:01 DEBUG : file1: newRWFileHandle: 
2026/01/16 01:55:01 DEBUG : file1(0xc000aee140): openPending: 
2026/01/16 01:55:01 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/16 01:55:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:01 DEBUG : file1(0xc000aee140): >openPending: err=<nil>
2026/01/16 01:55:01 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/16 01:55:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:01 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/16 01:55:01 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/16 01:55:02.420815 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:02.420836 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:02 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/16 01:55:02 DEBUG : Looking for writers
2026/01/16 01:55:02 DEBUG : file1: reading active writers
2026/01/16 01:55:02 DEBUG : file1: active writers 1
2026/01/16 01:55:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/16 01:55:03 DEBUG : Looking for writers
2026/01/16 01:55:03 DEBUG : file1: reading active writers
2026/01/16 01:55:03 DEBUG : file1: active writers 1
2026/01/16 01:55:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/16 01:55:03 DEBUG : Looking for writers
2026/01/16 01:55:03 DEBUG : file1: reading active writers
2026/01/16 01:55:03 DEBUG : file1: active writers 1
2026/01/16 01:55:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:04 DEBUG : Looking for writers
2026/01/16 01:55:04 DEBUG : file1: reading active writers
2026/01/16 01:55:04 DEBUG : file1: active writers 1
2026/01/16 01:55:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:05 DEBUG : Looking for writers
2026/01/16 01:55:05 DEBUG : file1: reading active writers
2026/01/16 01:55:05 DEBUG : file1: active writers 1
2026/01/16 01:55:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:06 DEBUG : Looking for writers
2026/01/16 01:55:06 DEBUG : file1: reading active writers
2026/01/16 01:55:06 DEBUG : file1: active writers 1
2026/01/16 01:55:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:07 DEBUG : Looking for writers
2026/01/16 01:55:07 DEBUG : file1: reading active writers
2026/01/16 01:55:07 DEBUG : file1: active writers 1
2026/01/16 01:55:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:08 DEBUG : Looking for writers
2026/01/16 01:55:08 DEBUG : file1: reading active writers
2026/01/16 01:55:08 DEBUG : file1: active writers 1
2026/01/16 01:55:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:09 DEBUG : Looking for writers
2026/01/16 01:55:09 DEBUG : file1: reading active writers
2026/01/16 01:55:09 DEBUG : file1: active writers 1
2026/01/16 01:55:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:10 DEBUG : Looking for writers
2026/01/16 01:55:10 DEBUG : file1: reading active writers
2026/01/16 01:55:10 DEBUG : file1: active writers 1
2026/01/16 01:55:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:11 DEBUG : Looking for writers
2026/01/16 01:55:11 DEBUG : file1: reading active writers
2026/01/16 01:55:11 DEBUG : file1: active writers 1
2026/01/16 01:55:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:12 DEBUG : Looking for writers
2026/01/16 01:55:12 DEBUG : file1: reading active writers
2026/01/16 01:55:12 DEBUG : file1: active writers 1
2026/01/16 01:55:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:13 DEBUG : Looking for writers
2026/01/16 01:55:13 DEBUG : file1: reading active writers
2026/01/16 01:55:13 DEBUG : file1: active writers 1
2026/01/16 01:55:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:14 DEBUG : Looking for writers
2026/01/16 01:55:14 DEBUG : file1: reading active writers
2026/01/16 01:55:14 DEBUG : file1: active writers 1
2026/01/16 01:55:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:15 DEBUG : Looking for writers
2026/01/16 01:55:15 DEBUG : file1: reading active writers
2026/01/16 01:55:15 DEBUG : file1: active writers 1
2026/01/16 01:55:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:16 DEBUG : Looking for writers
2026/01/16 01:55:16 DEBUG : file1: reading active writers
2026/01/16 01:55:16 DEBUG : file1: active writers 1
2026/01/16 01:55:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:17 DEBUG : Looking for writers
2026/01/16 01:55:17 DEBUG : file1: reading active writers
2026/01/16 01:55:17 DEBUG : file1: active writers 1
2026/01/16 01:55:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:18 DEBUG : Looking for writers
2026/01/16 01:55:18 DEBUG : file1: reading active writers
2026/01/16 01:55:18 DEBUG : file1: active writers 1
2026/01/16 01:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:19 DEBUG : Looking for writers
2026/01/16 01:55:19 DEBUG : file1: reading active writers
2026/01/16 01:55:19 DEBUG : file1: active writers 1
2026/01/16 01:55:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:20 DEBUG : Looking for writers
2026/01/16 01:55:20 DEBUG : file1: reading active writers
2026/01/16 01:55:20 DEBUG : file1: active writers 1
2026/01/16 01:55:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:21 DEBUG : Looking for writers
2026/01/16 01:55:21 DEBUG : file1: reading active writers
2026/01/16 01:55:21 DEBUG : file1: active writers 1
2026/01/16 01:55:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:22 DEBUG : Looking for writers
2026/01/16 01:55:22 DEBUG : file1: reading active writers
2026/01/16 01:55:22 DEBUG : file1: active writers 1
2026/01/16 01:55:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:23 DEBUG : Looking for writers
2026/01/16 01:55:23 DEBUG : file1: reading active writers
2026/01/16 01:55:23 DEBUG : file1: active writers 1
2026/01/16 01:55:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:24 DEBUG : Looking for writers
2026/01/16 01:55:24 DEBUG : file1: reading active writers
2026/01/16 01:55:24 DEBUG : file1: active writers 1
2026/01/16 01:55:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:25 DEBUG : Looking for writers
2026/01/16 01:55:25 DEBUG : file1: reading active writers
2026/01/16 01:55:25 DEBUG : file1: active writers 1
2026/01/16 01:55:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:26 DEBUG : Looking for writers
2026/01/16 01:55:26 DEBUG : file1: reading active writers
2026/01/16 01:55:26 DEBUG : file1: active writers 1
2026/01/16 01:55:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:27 DEBUG : Looking for writers
2026/01/16 01:55:27 DEBUG : file1: reading active writers
2026/01/16 01:55:27 DEBUG : file1: active writers 1
2026/01/16 01:55:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:28 DEBUG : Looking for writers
2026/01/16 01:55:28 DEBUG : file1: reading active writers
2026/01/16 01:55:28 DEBUG : file1: active writers 1
2026/01/16 01:55:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:29 DEBUG : Looking for writers
2026/01/16 01:55:29 DEBUG : file1: reading active writers
2026/01/16 01:55:29 DEBUG : file1: active writers 1
2026/01/16 01:55:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:30 DEBUG : Looking for writers
2026/01/16 01:55:30 DEBUG : file1: reading active writers
2026/01/16 01:55:30 DEBUG : file1: active writers 1
2026/01/16 01:55:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:31 DEBUG : Looking for writers
2026/01/16 01:55:31 DEBUG : file1: reading active writers
2026/01/16 01:55:31 DEBUG : file1: active writers 1
2026/01/16 01:55:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/16 01:55:32 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0006ace10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000752208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824641397312} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc000088150 info:{ModTime:{wall:14002399865643790918 ext:252269079187 loc:0x4465880} ATime:{wall:14002399865643790918 ext:252269079187 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/16 01:55:32 DEBUG : >WaitForWriters: 
2026/01/16 01:55:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:55:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (31.09s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:32 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/16 01:55:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/16 01:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-sobunub9bera"
2026/01/16 01:55:32 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/16 01:55:32 DEBUG : forgetting directory cache
2026/01/16 01:55:33.392717 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:33.392786 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:33 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:33 DEBUG : Looking for writers
2026/01/16 01:55:33 DEBUG : >WaitForWriters: 
2026/01/16 01:55:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': vfs cache: cleaner exiting
2026/01/16 01:55:33 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.92s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:34.257659 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:34.257685 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:34 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.88s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:35.298004 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:35.298034 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:35 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (1.10s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:35 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:35 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:36.139539 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:36.139563 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:36 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:36 DEBUG : Looking for writers
2026/01/16 01:55:36 DEBUG : >WaitForWriters: 
2026/01/16 01:55:36 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.76s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:36 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:36 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:36.885497 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:36.885518 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:36 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:36 DEBUG : Looking for writers
2026/01/16 01:55:36 DEBUG : >WaitForWriters: 
2026/01/16 01:55:37 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.74s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:37 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:37 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:37.832732 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:37.832765 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:37 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:37 DEBUG : Looking for writers
2026/01/16 01:55:37 DEBUG : >WaitForWriters: 
2026/01/16 01:55:38 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (1.03s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:38 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:38 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:38.902044 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:38.902063 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:38 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:38 DEBUG : Looking for writers
2026/01/16 01:55:38 DEBUG : >WaitForWriters: 
2026/01/16 01:55:39 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (1.01s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:39 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:39 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:39 ERROR : error listing: directory not found
2026/01/16 01:55:40.033584 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:40.033675 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:40 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:375: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:375
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdir
2026/01/16 01:55:40 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:40 DEBUG : Looking for writers
2026/01/16 01:55:40 DEBUG : >WaitForWriters: 
2026/01/16 01:55:40 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.04s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:40 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:40 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:40 ERROR : error listing: directory not found
2026/01/16 01:55:40 ERROR : error listing: directory not found
2026/01/16 01:55:41.492994 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:41.493025 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:41 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:425: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:425
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdirAll
2026/01/16 01:55:41 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:41 DEBUG : Looking for writers
2026/01/16 01:55:41 DEBUG : >WaitForWriters: 
2026/01/16 01:55:41 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.61s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:55:41 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:55:41 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:55:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:55:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:55:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:41 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:55:41 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:55:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:41 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/16 01:55:41 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/16 01:55:41 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/16 01:55:41 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (5 bytes), uploading instead of streaming
2026/01/16 01:55:42.684442 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:42.684466 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:42 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:42 DEBUG : file1: Remove: 
2026/01/16 01:55:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:55:42 DEBUG : file1: >Remove: err=<nil>
    write_test.go:144: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:144
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:153
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/16 01:55:42 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:55:44 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:55:46 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	listing wrong, want
        	            	  file1 (5) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	1 objects not found
2026/01/16 01:55:50 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:55:50 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:55:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:50 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:55:50 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:55:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:50 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (0 bytes), uploading instead of streaming
2026/01/16 01:55:51.397326 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:55:51.397363 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:51 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:55:51 DEBUG : file1: Remove: 
2026/01/16 01:55:51 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:55:51 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/16 01:55:51 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:55:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:55:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:55:51 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:55:51 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:55:51 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/01/16 01:55:51 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/16 01:55:51 DEBUG : Looking for writers
2026/01/16 01:55:51 DEBUG : file1: reading active writers
2026/01/16 01:55:51 DEBUG : file1: active writers 1
2026/01/16 01:55:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/16 01:55:52 DEBUG : Looking for writers
2026/01/16 01:55:52 DEBUG : file1: reading active writers
2026/01/16 01:55:52 DEBUG : file1: active writers 1
2026/01/16 01:55:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/16 01:55:52 DEBUG : Looking for writers
2026/01/16 01:55:52 DEBUG : file1: reading active writers
2026/01/16 01:55:52 DEBUG : file1: active writers 1
2026/01/16 01:55:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:53 DEBUG : Looking for writers
2026/01/16 01:55:53 DEBUG : file1: reading active writers
2026/01/16 01:55:53 DEBUG : file1: active writers 1
2026/01/16 01:55:53 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:54 DEBUG : Looking for writers
2026/01/16 01:55:54 DEBUG : file1: reading active writers
2026/01/16 01:55:54 DEBUG : file1: active writers 1
2026/01/16 01:55:54 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:55 DEBUG : Looking for writers
2026/01/16 01:55:55 DEBUG : file1: reading active writers
2026/01/16 01:55:55 DEBUG : file1: active writers 1
2026/01/16 01:55:55 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:56 DEBUG : Looking for writers
2026/01/16 01:55:56 DEBUG : file1: reading active writers
2026/01/16 01:55:56 DEBUG : file1: active writers 1
2026/01/16 01:55:56 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:57 DEBUG : Looking for writers
2026/01/16 01:55:57 DEBUG : file1: reading active writers
2026/01/16 01:55:57 DEBUG : file1: active writers 1
2026/01/16 01:55:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:58 DEBUG : Looking for writers
2026/01/16 01:55:58 DEBUG : file1: reading active writers
2026/01/16 01:55:58 DEBUG : file1: active writers 1
2026/01/16 01:55:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:55:59 DEBUG : Looking for writers
2026/01/16 01:55:59 DEBUG : file1: reading active writers
2026/01/16 01:55:59 DEBUG : file1: active writers 1
2026/01/16 01:55:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:00 DEBUG : Looking for writers
2026/01/16 01:56:00 DEBUG : file1: reading active writers
2026/01/16 01:56:00 DEBUG : file1: active writers 1
2026/01/16 01:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:01 DEBUG : Looking for writers
2026/01/16 01:56:01 DEBUG : file1: reading active writers
2026/01/16 01:56:01 DEBUG : file1: active writers 1
2026/01/16 01:56:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:02 DEBUG : Looking for writers
2026/01/16 01:56:02 DEBUG : file1: reading active writers
2026/01/16 01:56:02 DEBUG : file1: active writers 1
2026/01/16 01:56:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:03 DEBUG : Looking for writers
2026/01/16 01:56:03 DEBUG : file1: reading active writers
2026/01/16 01:56:03 DEBUG : file1: active writers 1
2026/01/16 01:56:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:04 DEBUG : Looking for writers
2026/01/16 01:56:04 DEBUG : file1: reading active writers
2026/01/16 01:56:04 DEBUG : file1: active writers 1
2026/01/16 01:56:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:05 DEBUG : Looking for writers
2026/01/16 01:56:05 DEBUG : file1: reading active writers
2026/01/16 01:56:05 DEBUG : file1: active writers 1
2026/01/16 01:56:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:06 DEBUG : Looking for writers
2026/01/16 01:56:06 DEBUG : file1: reading active writers
2026/01/16 01:56:06 DEBUG : file1: active writers 1
2026/01/16 01:56:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:07 DEBUG : Looking for writers
2026/01/16 01:56:07 DEBUG : file1: reading active writers
2026/01/16 01:56:07 DEBUG : file1: active writers 1
2026/01/16 01:56:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:08 DEBUG : Looking for writers
2026/01/16 01:56:08 DEBUG : file1: reading active writers
2026/01/16 01:56:08 DEBUG : file1: active writers 1
2026/01/16 01:56:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:09 DEBUG : Looking for writers
2026/01/16 01:56:09 DEBUG : file1: reading active writers
2026/01/16 01:56:09 DEBUG : file1: active writers 1
2026/01/16 01:56:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:10 DEBUG : Looking for writers
2026/01/16 01:56:10 DEBUG : file1: reading active writers
2026/01/16 01:56:10 DEBUG : file1: active writers 1
2026/01/16 01:56:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:11 DEBUG : Looking for writers
2026/01/16 01:56:11 DEBUG : file1: reading active writers
2026/01/16 01:56:11 DEBUG : file1: active writers 1
2026/01/16 01:56:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:12 DEBUG : Looking for writers
2026/01/16 01:56:12 DEBUG : file1: reading active writers
2026/01/16 01:56:12 DEBUG : file1: active writers 1
2026/01/16 01:56:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:13 DEBUG : Looking for writers
2026/01/16 01:56:13 DEBUG : file1: reading active writers
2026/01/16 01:56:13 DEBUG : file1: active writers 1
2026/01/16 01:56:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:14 DEBUG : Looking for writers
2026/01/16 01:56:14 DEBUG : file1: reading active writers
2026/01/16 01:56:14 DEBUG : file1: active writers 1
2026/01/16 01:56:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:15 DEBUG : Looking for writers
2026/01/16 01:56:15 DEBUG : file1: reading active writers
2026/01/16 01:56:15 DEBUG : file1: active writers 1
2026/01/16 01:56:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:16 DEBUG : Looking for writers
2026/01/16 01:56:16 DEBUG : file1: reading active writers
2026/01/16 01:56:16 DEBUG : file1: active writers 1
2026/01/16 01:56:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:17 DEBUG : Looking for writers
2026/01/16 01:56:17 DEBUG : file1: reading active writers
2026/01/16 01:56:17 DEBUG : file1: active writers 1
2026/01/16 01:56:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:18 DEBUG : Looking for writers
2026/01/16 01:56:18 DEBUG : file1: reading active writers
2026/01/16 01:56:18 DEBUG : file1: active writers 1
2026/01/16 01:56:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:19 DEBUG : Looking for writers
2026/01/16 01:56:19 DEBUG : file1: reading active writers
2026/01/16 01:56:19 DEBUG : file1: active writers 1
2026/01/16 01:56:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:20 DEBUG : Looking for writers
2026/01/16 01:56:20 DEBUG : file1: reading active writers
2026/01/16 01:56:20 DEBUG : file1: active writers 1
2026/01/16 01:56:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/16 01:56:21 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/16 01:56:21 DEBUG : >WaitForWriters: 
2026/01/16 01:56:21 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.83s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:21 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:21 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:21 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:21 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:21 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:21 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:21 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/16 01:56:22 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/16 01:56:22 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/16 01:56:22 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/16 01:56:22 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (11 bytes), uploading instead of streaming
2026/01/16 01:56:23.731884 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:23.731932 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:23 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:23 DEBUG : file1: Remove: 
2026/01/16 01:56:23 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:23 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/01/16 01:56:23 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/01/16 01:56:23 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:56:25 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/16 01:56:27 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/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/16 01:56:31 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:31 DEBUG : Looking for writers
2026/01/16 01:56:31 DEBUG : >WaitForWriters: 
2026/01/16 01:56:32 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.80s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:32 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:32 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:32 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:32 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:32 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:32 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:32 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/16 01:56:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:32 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (5 bytes), uploading instead of streaming
2026/01/16 01:56:33.633717 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:33.633754 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:33 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:33 DEBUG : file1: Remove: 
2026/01/16 01:56:33 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:33 DEBUG : file1: >Remove: err=<nil>
2026/01/16 01:56:33 ERROR : file1: WriteFileHandle.Flush error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:256: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:256
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleFlush
2026/01/16 01:56:33 DEBUG : file1: WriteFileHandle.Flush nothing to do
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:267
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleFlush
2026/01/16 01:56:33 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:33 DEBUG : Looking for writers
2026/01/16 01:56:33 DEBUG : >WaitForWriters: 
2026/01/16 01:56:33 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.45s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:33 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:33 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:33 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:33 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:33 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:33 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:33 DEBUG : file1: WriteFileHandle.Release closing
2026/01/16 01:56:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:33 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (0 bytes), uploading instead of streaming
2026/01/16 01:56:34.748088 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:34.748118 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:34 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:34 DEBUG : file1: Remove: 
2026/01/16 01:56:34 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:34 DEBUG : file1: >Remove: err=<nil>
2026/01/16 01:56:34 ERROR : file1: WriteFileHandle.Release error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:279: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:279
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleRelease
2026/01/16 01:56:34 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/16 01:56:34 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:34 DEBUG : Looking for writers
2026/01/16 01:56:34 DEBUG : >WaitForWriters: 
2026/01/16 01:56:34 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.11s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:34 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:34 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:34 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:35 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:35 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:35 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:35 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:35 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:35 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (2 bytes), uploading instead of streaming
2026/01/16 01:56:35.881106 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:35.881128 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:35 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:35 DEBUG : file1: Remove: 
2026/01/16 01:56:35 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:35 DEBUG : file1: >Remove: err=<nil>
    write_test.go:333: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:333
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileModTimeWithOpenWriters
2026/01/16 01:56:35 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:35 DEBUG : Looking for writers
2026/01/16 01:56:35 DEBUG : >WaitForWriters: 
2026/01/16 01:56:36 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.12s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:36 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:36 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:36 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:36 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:36 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:36 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:36 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (0 bytes), uploading instead of streaming
2026/01/16 01:56:37.005902 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:37.005932 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:37 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:37 DEBUG : file1: Remove: 
2026/01/16 01:56:37 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:37 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/01/16 01:56:37 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/16 01:56:37 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/01/16 01:56:37 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:37 DEBUG : Looking for writers
2026/01/16 01:56:37 DEBUG : >WaitForWriters: 
2026/01/16 01:56:37 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.05s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:37 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:37 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:37 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/16 01:56:37 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/16 01:56:37 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:37 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/16 01:56:37 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/16 01:56:37 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/16 01:56:37 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': File to upload is small (100 bytes), uploading instead of streaming
2026/01/16 01:56:38.232456 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:38.232542 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:38 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:38 DEBUG : file1: Remove: 
2026/01/16 01:56:38 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/16 01:56:38 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/01/16 01:56:38 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/16 01:56:38 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/01/16 01:56:38 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:38 DEBUG : Looking for writers
2026/01/16 01:56:38 DEBUG : >WaitForWriters: 
2026/01/16 01:56:38 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.33s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:38 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:38 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:39.281009 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:39.281028 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:39 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:39 DEBUG : Looking for writers
2026/01/16 01:56:39 DEBUG : >WaitForWriters: 
2026/01/16 01:56:39 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (1.03s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:39 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:39 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:40.219586 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:40.219617 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:40 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:40 DEBUG : Looking for writers
2026/01/16 01:56:40 DEBUG : >WaitForWriters: 
2026/01/16 01:56:40 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.93s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:40 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:40 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:41.261210 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:41.261255 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:41 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:41 DEBUG : Looking for writers
2026/01/16 01:56:41 DEBUG : >WaitForWriters: 
2026/01/16 01:56:41 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.98s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-sobunub9bera'", Local "Local file system at /tmp/rclone3850097945", Modify Window "1s"
2026/01/16 01:56:41 INFO  : proton drive root link ID 'rclone-test-sobunub9bera': poll-interval is not supported by this remote
2026/01/16 01:56:41 NOTICE: proton drive root link ID 'rclone-test-sobunub9bera': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/16 01:56:42.120904 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/16 01:56:42.120916 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-sobunub9bera'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/16 01:56:42 DEBUG : WaitForWriters: timeout=30s
2026/01/16 01:56:42 DEBUG : Looking for writers
2026/01/16 01:56:42 DEBUG : >WaitForWriters: 
2026/01/16 01:56:42 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.83s)
FAIL
2026/01/16 01:56:42 DEBUG : proton drive root link ID 'rclone-test-sobunub9bera': Purge remote
2026/01/16 01:56:42 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 5m52.953804552s (try 3/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]