"./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 4/5)
2026/01/14 02:13:47 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-badoxiy2toxu"
2026/01/14 02:13:47 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/14 02:13:47 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': Has cached credentials
2026/01/14 02:13:49 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': Used cached credential to initialize the ProtonDrive API
2026/01/14 02:13:49 DEBUG : Creating backend with remote "/tmp/rclone1720281172"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:49 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:49 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:50.243975 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:50.244014 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:50 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:50 DEBUG : Looking for writers
2026/01/14 02:13:50 DEBUG : >WaitForWriters: 
2026/01/14 02:13:50 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.77s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:50 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:50 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:51.020216 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:51.020236 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:51 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:51 DEBUG : Looking for writers
2026/01/14 02:13:51 DEBUG : >WaitForWriters: 
2026/01/14 02:13:51 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.76s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:51 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:51 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:51.855872 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:51.855888 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:51 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:51 DEBUG : Looking for writers
2026/01/14 02:13:51 DEBUG : >WaitForWriters: 
2026/01/14 02:13:51 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.84s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:51 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:51 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:52.652289 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:52.652313 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:52 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:52 DEBUG : Looking for writers
2026/01/14 02:13:52 DEBUG : >WaitForWriters: 
2026/01/14 02:13:52 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.80s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:52 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:52 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:53.389793 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:53.389825 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:53 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:53 DEBUG : Looking for writers
2026/01/14 02:13:53 DEBUG : >WaitForWriters: 
2026/01/14 02:13:53 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.73s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:53 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:53 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:54.150224 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:54.150251 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:54 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:54 DEBUG : Looking for writers
2026/01/14 02:13:54 DEBUG : >WaitForWriters: 
2026/01/14 02:13:54 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.78s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:54 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:54 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:54.954016 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:54.954034 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:54 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:54 DEBUG : Looking for writers
2026/01/14 02:13:54 DEBUG : >WaitForWriters: 
2026/01/14 02:13:55 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.78s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:55 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:55 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:55.714398 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:55.714483 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:55 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:55 DEBUG : Looking for writers
2026/01/14 02:13:55 DEBUG : >WaitForWriters: 
2026/01/14 02:13:55 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.76s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:55 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:55 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:56.521017 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:56.521049 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:56 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:56 DEBUG : Looking for writers
2026/01/14 02:13:56 DEBUG : >WaitForWriters: 
2026/01/14 02:13:56 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.83s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:56 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:56 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:57.310100 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:57.310126 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:57 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:57 DEBUG : Looking for writers
2026/01/14 02:13:57 DEBUG : >WaitForWriters: 
2026/01/14 02:13:57 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.81s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:57 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:57 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:58.076621 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:58.076697 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:58 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:58 DEBUG : Looking for writers
2026/01/14 02:13:58 DEBUG : >WaitForWriters: 
2026/01/14 02:13:58 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.72s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:58 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:58 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:59.123051 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:59.123075 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:59 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:59 DEBUG : Looking for writers
2026/01/14 02:13:59 DEBUG : >WaitForWriters: 
2026/01/14 02:13:59 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (1.04s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:59 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:59 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:13:59.830745 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:13:59.830768 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:13:59 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:13:59 DEBUG : Looking for writers
2026/01/14 02:13:59 DEBUG : >WaitForWriters: 
2026/01/14 02:13:59 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.72s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:13:59 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:13:59 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:00.564316 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:00.564338 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:00 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:00 DEBUG : Looking for writers
2026/01/14 02:14:00 DEBUG : >WaitForWriters: 
2026/01/14 02:14:00 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.73s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:00 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:00 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:01.314898 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:01.314948 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:01 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:01 DEBUG : Looking for writers
2026/01/14 02:14:01 DEBUG : >WaitForWriters: 
2026/01/14 02:14:01 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.77s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:01 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:01 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:02.070899 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:02.070926 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:02 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:02 DEBUG : Looking for writers
2026/01/14 02:14:02 DEBUG : >WaitForWriters: 
2026/01/14 02:14:02 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.74s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:02 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:02 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:02.920712 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:02.920736 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:02 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:02 DEBUG : Looking for writers
2026/01/14 02:14:02 DEBUG : >WaitForWriters: 
2026/01/14 02:14:03 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.88s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:03 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:03 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:03.766945 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:03.766965 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:03 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:03 DEBUG : Looking for writers
2026/01/14 02:14:03 DEBUG : >WaitForWriters: 
2026/01/14 02:14:03 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.83s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:03 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:03 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:04.571599 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:04.571625 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:04 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:04 DEBUG : Looking for writers
2026/01/14 02:14:04 DEBUG : >WaitForWriters: 
2026/01/14 02:14:04 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.78s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:04 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:04 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:05.323318 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:05.323344 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:05 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:05 DEBUG : Looking for writers
2026/01/14 02:14:05 DEBUG : >WaitForWriters: 
2026/01/14 02:14:05 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.75s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:05 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:05 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:06.042966 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:06.043005 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:06 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:06 DEBUG : Looking for writers
2026/01/14 02:14:06 DEBUG : >WaitForWriters: 
2026/01/14 02:14:06 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-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:06 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:06 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:06.849032 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:06.849054 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:06 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:06 DEBUG : Looking for writers
2026/01/14 02:14:06 DEBUG : >WaitForWriters: 
2026/01/14 02:14:06 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-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:06 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:06 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:07.634546 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:07.634564 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:07 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:07 DEBUG : Looking for writers
2026/01/14 02:14:07 DEBUG : >WaitForWriters: 
2026/01/14 02:14:07 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-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:07 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:07 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:08.415355 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:08.415386 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:08 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:08 DEBUG : Looking for writers
2026/01/14 02:14:08 DEBUG : >WaitForWriters: 
2026/01/14 02:14:08 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-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:08 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:08 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:08 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:08 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:08 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:08 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:09.154596 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:09.154640 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:09 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:09 DEBUG : Looking for writers
2026/01/14 02:14:09 DEBUG : >WaitForWriters: 
2026/01/14 02:14:09 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:09 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:09 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:09 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:09 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:09 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:09.998066 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:09.998086 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:09 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:09 DEBUG : Looking for writers
2026/01/14 02:14:09 DEBUG : >WaitForWriters: 
2026/01/14 02:14:09 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:10 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:10 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:10 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:10 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:10 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:10 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:10.814916 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:10.814947 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:10 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:10 DEBUG : Looking for writers
2026/01/14 02:14:10 DEBUG : >WaitForWriters: 
2026/01/14 02:14:10 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:10 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.77s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.80s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.78s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.79s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.75s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.85s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.79s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:10 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:10 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:11.593133 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:11.593161 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:11 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:11 DEBUG : Looking for writers
2026/01/14 02:14:11 DEBUG : >WaitForWriters: 
2026/01/14 02:14:11 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.82s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:11 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:11 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:12.421667 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:12.421692 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:12 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:12 DEBUG : Looking for writers
2026/01/14 02:14:12 DEBUG : >WaitForWriters: 
2026/01/14 02:14:12 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.81s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:12 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:12 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:13.218661 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:13.218694 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:13 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:13 DEBUG : Looking for writers
2026/01/14 02:14:13 DEBUG : >WaitForWriters: 
2026/01/14 02:14:13 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.81s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:13 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:13 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:14.027477 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:14.027497 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:14 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:14 DEBUG : Looking for writers
2026/01/14 02:14:14 DEBUG : >WaitForWriters: 
2026/01/14 02:14:14 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.77s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:14 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:14 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:14.722328 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:14.722403 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:14 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:14 DEBUG : Looking for writers
2026/01/14 02:14:14 DEBUG : >WaitForWriters: 
2026/01/14 02:14:14 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.70s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:14 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:14 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:15.462793 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:15.462812 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:15 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:15 DEBUG : Looking for writers
2026/01/14 02:14:15 DEBUG : >WaitForWriters: 
2026/01/14 02:14:15 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:15 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:15 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:15 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:15 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:15 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:16.219953 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:16.219978 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:16 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:16 DEBUG : Looking for writers
2026/01/14 02:14:16 DEBUG : >WaitForWriters: 
2026/01/14 02:14:16 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:16 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:16 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:16 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:16 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:16 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:16 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:16.999642 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:16.999677 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:16 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:16 DEBUG : Looking for writers
2026/01/14 02:14:16 DEBUG : >WaitForWriters: 
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:17 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:17 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:17.771066 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:17.771090 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:17 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:17 DEBUG : Looking for writers
2026/01/14 02:14:17 DEBUG : >WaitForWriters: 
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:17 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:17 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:17 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:18.820628 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:18.820647 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:18 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:18 DEBUG : Looking for writers
2026/01/14 02:14:18 DEBUG : >WaitForWriters: 
2026/01/14 02:14:18 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:18 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:18 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:18 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:18 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:18 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:18 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:18 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:19.606197 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:19.606221 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:19 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:19 DEBUG : Looking for writers
2026/01/14 02:14:19 DEBUG : >WaitForWriters: 
2026/01/14 02:14:19 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:19 ERROR : error listing: directory not found
--- FAIL: TestFileRename (4.88s)
    --- FAIL: TestFileRename/off,forceCache=false (0.75s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.74s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.79s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.79s)
    --- FAIL: TestFileRename/writes,forceCache=true (1.05s)
    --- FAIL: TestFileRename/full,forceCache=false (0.75s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:19 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:19 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:20.364931 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:20.364960 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:20 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:20 DEBUG : Looking for writers
2026/01/14 02:14:20 DEBUG : >WaitForWriters: 
2026/01/14 02:14:20 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.77s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:20 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:20 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:21.141527 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:21.141565 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:21 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:21 DEBUG : Looking for writers
2026/01/14 02:14:21 DEBUG : >WaitForWriters: 
2026/01/14 02:14:21 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.76s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:21 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:21 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:21.856325 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:21.856347 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:21 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:21 DEBUG : Looking for writers
2026/01/14 02:14:21 DEBUG : >WaitForWriters: 
2026/01/14 02:14:21 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.72s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:21 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:21 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:22.643962 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:22.643983 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:22 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:22 DEBUG : Looking for writers
2026/01/14 02:14:22 DEBUG : >WaitForWriters: 
2026/01/14 02:14:22 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.80s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:22 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:22 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:14:23.486666 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:23.486702 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:23 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:23 DEBUG : Looking for writers
2026/01/14 02:14:23 DEBUG : >WaitForWriters: 
2026/01/14 02:14:23 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.86s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:23 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:23 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:23 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:23 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:24.355696 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:24.355818 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:24 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:24 DEBUG : Looking for writers
2026/01/14 02:14:24 DEBUG : >WaitForWriters: 
2026/01/14 02:14:24 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:24 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.87s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:24 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:24 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:24 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:24 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:25.156855 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:25.156875 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:25 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:25 DEBUG : Looking for writers
2026/01/14 02:14:25 DEBUG : >WaitForWriters: 
2026/01/14 02:14:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:25 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.78s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:25 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:25 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:25.955060 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:25.955088 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:25 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:25 DEBUG : Looking for writers
2026/01/14 02:14:25 DEBUG : >WaitForWriters: 
2026/01/14 02:14:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:26 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.80s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:26 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:26.746583 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:26.746604 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:26 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:26 DEBUG : Looking for writers
2026/01/14 02:14:26 DEBUG : >WaitForWriters: 
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:26 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.78s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:26 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:26 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:26 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:27.493501 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:27.493524 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:27 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : >WaitForWriters: 
2026/01/14 02:14:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:14:27 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.74s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:14:27 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:14:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:14:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:14:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:14:27 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:14:27 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:14:27 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:14:27 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): openPending: 
2026/01/14 02:14:27 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:14:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): >openPending: err=<nil>
2026/01/14 02:14:27 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:14:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:14:27 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:14:27 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): _writeAt: size=5, off=0
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): >_writeAt: n=5, err=<nil>
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): _writeAt: size=7, off=5
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): >_writeAt: n=7, err=<nil>
2026/01/14 02:14:27 DEBUG : file1: vfs cache: truncate to size=11
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): close: 
2026/01/14 02:14:27 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:14:27.782171628 +0000 UTC m=+39.922300390
2026/01/14 02:14:27 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): >close: err=<nil>
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): close: 
2026/01/14 02:14:27 DEBUG : file1(0xc0007ba380): >close: err=file already closed
2026/01/14 02:14:27 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : file1: reading active writers
2026/01/14 02:14:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : file1: reading active writers
2026/01/14 02:14:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : file1: reading active writers
2026/01/14 02:14:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : file1: reading active writers
2026/01/14 02:14:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:14:27 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:27 DEBUG : Looking for writers
2026/01/14 02:14:27 DEBUG : file1: reading active writers
2026/01/14 02:14:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:14:28 DEBUG : Looking for writers
2026/01/14 02:14:28 DEBUG : file1: reading active writers
2026/01/14 02:14:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:14:28 DEBUG : Looking for writers
2026/01/14 02:14:28 DEBUG : file1: reading active writers
2026/01/14 02:14:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:14:28.631827 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:28.632008 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:28 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:28 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:28 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:29 DEBUG : Looking for writers
2026/01/14 02:14:29 DEBUG : file1: reading active writers
2026/01/14 02:14:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:29.618157 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:29.618191 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:29 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:29 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:30 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:30 DEBUG : Looking for writers
2026/01/14 02:14:30 DEBUG : file1: reading active writers
2026/01/14 02:14:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:30.763324 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:30.763346 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:30 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:30 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:31 DEBUG : Looking for writers
2026/01/14 02:14:31 DEBUG : file1: reading active writers
2026/01/14 02:14:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:31 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:32 DEBUG : Looking for writers
2026/01/14 02:14:32 DEBUG : file1: reading active writers
2026/01/14 02:14:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:32.331715 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:32.331734 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:32 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:32 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:33 DEBUG : Looking for writers
2026/01/14 02:14:33 DEBUG : file1: reading active writers
2026/01/14 02:14:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:33 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:34 DEBUG : Looking for writers
2026/01/14 02:14:34 DEBUG : file1: reading active writers
2026/01/14 02:14:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:34.745537 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:34.745562 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:34 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)
2026/01/14 02:14:34 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:35 DEBUG : Looking for writers
2026/01/14 02:14:35 DEBUG : file1: reading active writers
2026/01/14 02:14:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:36 DEBUG : Looking for writers
2026/01/14 02:14:36 DEBUG : file1: reading active writers
2026/01/14 02:14:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:37 DEBUG : Looking for writers
2026/01/14 02:14:37 DEBUG : file1: reading active writers
2026/01/14 02:14:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:37 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:38 DEBUG : Looking for writers
2026/01/14 02:14:38 DEBUG : file1: reading active writers
2026/01/14 02:14:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:38.794399 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:38.794420 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:38 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)
2026/01/14 02:14:38 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:39 DEBUG : Looking for writers
2026/01/14 02:14:39 DEBUG : file1: reading active writers
2026/01/14 02:14:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:40 DEBUG : Looking for writers
2026/01/14 02:14:40 DEBUG : file1: reading active writers
2026/01/14 02:14:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:41 DEBUG : Looking for writers
2026/01/14 02:14:41 DEBUG : file1: reading active writers
2026/01/14 02:14:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:42 DEBUG : Looking for writers
2026/01/14 02:14:42 DEBUG : file1: reading active writers
2026/01/14 02:14:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:43 DEBUG : Looking for writers
2026/01/14 02:14:43 DEBUG : file1: reading active writers
2026/01/14 02:14:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:44 DEBUG : Looking for writers
2026/01/14 02:14:44 DEBUG : file1: reading active writers
2026/01/14 02:14:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:45 DEBUG : Looking for writers
2026/01/14 02:14:45 DEBUG : file1: reading active writers
2026/01/14 02:14:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:45 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:14:46.006912 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:46.006932 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:46 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:46 DEBUG : Looking for writers
2026/01/14 02:14:46 DEBUG : file1: reading active writers
2026/01/14 02:14:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:47 DEBUG : Looking for writers
2026/01/14 02:14:47 DEBUG : file1: reading active writers
2026/01/14 02:14:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:48 DEBUG : Looking for writers
2026/01/14 02:14:48 DEBUG : file1: reading active writers
2026/01/14 02:14:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:49 DEBUG : Looking for writers
2026/01/14 02:14:49 DEBUG : file1: reading active writers
2026/01/14 02:14:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:50 DEBUG : Looking for writers
2026/01/14 02:14:50 DEBUG : file1: reading active writers
2026/01/14 02:14:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:51 DEBUG : Looking for writers
2026/01/14 02:14:51 DEBUG : file1: reading active writers
2026/01/14 02:14:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:52 DEBUG : Looking for writers
2026/01/14 02:14:52 DEBUG : file1: reading active writers
2026/01/14 02:14:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:53 DEBUG : Looking for writers
2026/01/14 02:14:53 DEBUG : file1: reading active writers
2026/01/14 02:14:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:54 DEBUG : Looking for writers
2026/01/14 02:14:54 DEBUG : file1: reading active writers
2026/01/14 02:14:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:55 DEBUG : Looking for writers
2026/01/14 02:14:55 DEBUG : file1: reading active writers
2026/01/14 02:14:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:56 DEBUG : Looking for writers
2026/01/14 02:14:56 DEBUG : file1: reading active writers
2026/01/14 02:14:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:57 DEBUG : Looking for writers
2026/01/14 02:14:57 DEBUG : file1: reading active writers
2026/01/14 02:14:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:14:57 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000774780 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001df708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635684672} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215575105764844 ext:39922300390 loc:0x44779a0} ATime:{wall:14002215575105784362 ext:39922319908 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:14:57 DEBUG : >WaitForWriters: 
2026/01/14 02:14:57 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/14 02:14:58 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/14 02:14:59.557930 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:14:59.557949 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:59 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:59 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:14:59 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:15:02 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/01/14 02:15:06 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:15:06 DEBUG : Looking for writers
2026/01/14 02:15:06 DEBUG : file1: reading active writers
2026/01/14 02:15:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:15:07 DEBUG : Looking for writers
2026/01/14 02:15:07 DEBUG : file1: reading active writers
2026/01/14 02:15:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:08 DEBUG : Looking for writers
2026/01/14 02:15:08 DEBUG : file1: reading active writers
2026/01/14 02:15:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:09 DEBUG : Looking for writers
2026/01/14 02:15:09 DEBUG : file1: reading active writers
2026/01/14 02:15:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:10 DEBUG : Looking for writers
2026/01/14 02:15:10 DEBUG : file1: reading active writers
2026/01/14 02:15:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:11 DEBUG : Looking for writers
2026/01/14 02:15:11 DEBUG : file1: reading active writers
2026/01/14 02:15:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:12 DEBUG : Looking for writers
2026/01/14 02:15:12 DEBUG : file1: reading active writers
2026/01/14 02:15:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:13 DEBUG : Looking for writers
2026/01/14 02:15:13 DEBUG : file1: reading active writers
2026/01/14 02:15:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:14 DEBUG : Looking for writers
2026/01/14 02:15:14 DEBUG : file1: reading active writers
2026/01/14 02:15:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:15 DEBUG : Looking for writers
2026/01/14 02:15:15 DEBUG : file1: reading active writers
2026/01/14 02:15:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:16 DEBUG : Looking for writers
2026/01/14 02:15:16 DEBUG : file1: reading active writers
2026/01/14 02:15:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:17 DEBUG : Looking for writers
2026/01/14 02:15:17 DEBUG : file1: reading active writers
2026/01/14 02:15:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:18 DEBUG : Looking for writers
2026/01/14 02:15:18 DEBUG : file1: reading active writers
2026/01/14 02:15:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:19 DEBUG : Looking for writers
2026/01/14 02:15:19 DEBUG : file1: reading active writers
2026/01/14 02:15:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:20 DEBUG : Looking for writers
2026/01/14 02:15:20 DEBUG : file1: reading active writers
2026/01/14 02:15:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:21 DEBUG : Looking for writers
2026/01/14 02:15:21 DEBUG : file1: reading active writers
2026/01/14 02:15:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:22 DEBUG : Looking for writers
2026/01/14 02:15:22 DEBUG : file1: reading active writers
2026/01/14 02:15:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:23 DEBUG : Looking for writers
2026/01/14 02:15:23 DEBUG : file1: reading active writers
2026/01/14 02:15:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:24 DEBUG : Looking for writers
2026/01/14 02:15:24 DEBUG : file1: reading active writers
2026/01/14 02:15:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:25 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:25 DEBUG : Looking for writers
2026/01/14 02:15:25 DEBUG : file1: reading active writers
2026/01/14 02:15:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:26.095864 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:26.095884 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:26 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)
2026/01/14 02:15:26 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:26 DEBUG : Looking for writers
2026/01/14 02:15:26 DEBUG : file1: reading active writers
2026/01/14 02:15:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:27 DEBUG : Looking for writers
2026/01/14 02:15:27 DEBUG : file1: reading active writers
2026/01/14 02:15:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:15:27 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/14 02:15:28 DEBUG : Looking for writers
2026/01/14 02:15:28 DEBUG : file1: reading active writers
2026/01/14 02:15:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:29 DEBUG : Looking for writers
2026/01/14 02:15:29 DEBUG : file1: reading active writers
2026/01/14 02:15:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:30 DEBUG : Looking for writers
2026/01/14 02:15:30 DEBUG : file1: reading active writers
2026/01/14 02:15:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:31 DEBUG : Looking for writers
2026/01/14 02:15:31 DEBUG : file1: reading active writers
2026/01/14 02:15:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:32 DEBUG : Looking for writers
2026/01/14 02:15:32 DEBUG : file1: reading active writers
2026/01/14 02:15:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:33 DEBUG : Looking for writers
2026/01/14 02:15:33 DEBUG : file1: reading active writers
2026/01/14 02:15:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:34 DEBUG : Looking for writers
2026/01/14 02:15:34 DEBUG : file1: reading active writers
2026/01/14 02:15:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:35 DEBUG : Looking for writers
2026/01/14 02:15:35 DEBUG : file1: reading active writers
2026/01/14 02:15:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:36 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000774780 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001df708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635684672} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215575105764844 ext:39922300390 loc:0x44779a0} ATime:{wall:14002215575105784362 ext:39922319908 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:15:36 DEBUG : >WaitForWriters: 
2026/01/14 02:15:36 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:15:36 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.85s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:15:36 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:15:36 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:15:36 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:15:36 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:15:36 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:15:36 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:15:36 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:15:36 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:15:36 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): openPending: 
2026/01/14 02:15:36 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:15:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): >openPending: err=<nil>
2026/01/14 02:15:36 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:15:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:15:36 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:15:36 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): _writeAt: size=7, off=0
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): >_writeAt: n=7, err=<nil>
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): _writeAt: size=6, off=5
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): >_writeAt: n=6, err=<nil>
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): close: 
2026/01/14 02:15:36 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:15:36.65152186 +0000 UTC m=+108.791650612
2026/01/14 02:15:36 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): >close: err=<nil>
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): _writeAt: size=5, off=0
2026/01/14 02:15:36 DEBUG : file1(0xc000a14100): >_writeAt: n=0, err=file already closed
2026/01/14 02:15:36 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:15:36 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:15:36 DEBUG : Looking for writers
2026/01/14 02:15:36 DEBUG : file1: reading active writers
2026/01/14 02:15:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:15:37 DEBUG : Looking for writers
2026/01/14 02:15:37 DEBUG : file1: reading active writers
2026/01/14 02:15:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:15:37.540521 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:37.540561 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:37 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:37 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:37 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:37 DEBUG : Looking for writers
2026/01/14 02:15:37 DEBUG : file1: reading active writers
2026/01/14 02:15:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:38.526255 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:38.526279 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:38 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)
2026/01/14 02:15:38 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:38 DEBUG : Looking for writers
2026/01/14 02:15:38 DEBUG : file1: reading active writers
2026/01/14 02:15:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:38 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:39.679351 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:39.679388 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:39 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)
2026/01/14 02:15:39 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:39 DEBUG : Looking for writers
2026/01/14 02:15:39 DEBUG : file1: reading active writers
2026/01/14 02:15:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:40 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:40 DEBUG : Looking for writers
2026/01/14 02:15:40 DEBUG : file1: reading active writers
2026/01/14 02:15:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:41.264599 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:41.264621 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:41 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:41 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:41 DEBUG : Looking for writers
2026/01/14 02:15:41 DEBUG : file1: reading active writers
2026/01/14 02:15:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:42 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:42 DEBUG : Looking for writers
2026/01/14 02:15:42 DEBUG : file1: reading active writers
2026/01/14 02:15:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:43.726764 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:43.726789 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:43 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:43 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:43 DEBUG : Looking for writers
2026/01/14 02:15:43 DEBUG : file1: reading active writers
2026/01/14 02:15:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:44 DEBUG : Looking for writers
2026/01/14 02:15:44 DEBUG : file1: reading active writers
2026/01/14 02:15:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:45 DEBUG : Looking for writers
2026/01/14 02:15:45 DEBUG : file1: reading active writers
2026/01/14 02:15:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:46 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:46 DEBUG : Looking for writers
2026/01/14 02:15:46 DEBUG : file1: reading active writers
2026/01/14 02:15:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:47.699984 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:47.700004 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:47 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:47 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:47 DEBUG : Looking for writers
2026/01/14 02:15:47 DEBUG : file1: reading active writers
2026/01/14 02:15:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:48 DEBUG : Looking for writers
2026/01/14 02:15:48 DEBUG : file1: reading active writers
2026/01/14 02:15:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:49 DEBUG : Looking for writers
2026/01/14 02:15:49 DEBUG : file1: reading active writers
2026/01/14 02:15:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:50 DEBUG : Looking for writers
2026/01/14 02:15:50 DEBUG : file1: reading active writers
2026/01/14 02:15:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:51 DEBUG : Looking for writers
2026/01/14 02:15:51 DEBUG : file1: reading active writers
2026/01/14 02:15:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:52 DEBUG : Looking for writers
2026/01/14 02:15:52 DEBUG : file1: reading active writers
2026/01/14 02:15:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:53 DEBUG : Looking for writers
2026/01/14 02:15:53 DEBUG : file1: reading active writers
2026/01/14 02:15:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:54 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:15:54.900772 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:15:54.900806 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:54 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:15:54 DEBUG : Looking for writers
2026/01/14 02:15:54 DEBUG : file1: reading active writers
2026/01/14 02:15:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:55 DEBUG : Looking for writers
2026/01/14 02:15:55 DEBUG : file1: reading active writers
2026/01/14 02:15:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:56 DEBUG : Looking for writers
2026/01/14 02:15:56 DEBUG : file1: reading active writers
2026/01/14 02:15:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:57 DEBUG : Looking for writers
2026/01/14 02:15:57 DEBUG : file1: reading active writers
2026/01/14 02:15:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:58 DEBUG : Looking for writers
2026/01/14 02:15:58 DEBUG : file1: reading active writers
2026/01/14 02:15:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:15:59 DEBUG : Looking for writers
2026/01/14 02:15:59 DEBUG : file1: reading active writers
2026/01/14 02:15:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:00 DEBUG : Looking for writers
2026/01/14 02:16:00 DEBUG : file1: reading active writers
2026/01/14 02:16:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:01 DEBUG : Looking for writers
2026/01/14 02:16:01 DEBUG : file1: reading active writers
2026/01/14 02:16:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:02 DEBUG : Looking for writers
2026/01/14 02:16:02 DEBUG : file1: reading active writers
2026/01/14 02:16:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:03 DEBUG : Looking for writers
2026/01/14 02:16:03 DEBUG : file1: reading active writers
2026/01/14 02:16:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:04 DEBUG : Looking for writers
2026/01/14 02:16:04 DEBUG : file1: reading active writers
2026/01/14 02:16:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:05 DEBUG : Looking for writers
2026/01/14 02:16:05 DEBUG : file1: reading active writers
2026/01/14 02:16:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:06 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007ea870 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001df908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635685184} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215649063300932 ext:108791650612 loc:0x44779a0} ATime:{wall:14002215649063316453 ext:108791666132 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:16:06 DEBUG : >WaitForWriters: 
2026/01/14 02:16:06 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/14 02:16:07 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/14 02:16:08.473379 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:08.473400 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:08 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:08 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:08 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:16:11 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/14 02:16:15 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:16:15 DEBUG : Looking for writers
2026/01/14 02:16:15 DEBUG : file1: reading active writers
2026/01/14 02:16:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:16:16 DEBUG : Looking for writers
2026/01/14 02:16:16 DEBUG : file1: reading active writers
2026/01/14 02:16:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:17 DEBUG : Looking for writers
2026/01/14 02:16:17 DEBUG : file1: reading active writers
2026/01/14 02:16:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:18 DEBUG : Looking for writers
2026/01/14 02:16:18 DEBUG : file1: reading active writers
2026/01/14 02:16:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:19 DEBUG : Looking for writers
2026/01/14 02:16:19 DEBUG : file1: reading active writers
2026/01/14 02:16:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:20 DEBUG : Looking for writers
2026/01/14 02:16:20 DEBUG : file1: reading active writers
2026/01/14 02:16:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:21 DEBUG : Looking for writers
2026/01/14 02:16:21 DEBUG : file1: reading active writers
2026/01/14 02:16:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:22 DEBUG : Looking for writers
2026/01/14 02:16:22 DEBUG : file1: reading active writers
2026/01/14 02:16:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:23 DEBUG : Looking for writers
2026/01/14 02:16:23 DEBUG : file1: reading active writers
2026/01/14 02:16:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:24 DEBUG : Looking for writers
2026/01/14 02:16:24 DEBUG : file1: reading active writers
2026/01/14 02:16:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:25 DEBUG : Looking for writers
2026/01/14 02:16:25 DEBUG : file1: reading active writers
2026/01/14 02:16:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:26 DEBUG : Looking for writers
2026/01/14 02:16:26 DEBUG : file1: reading active writers
2026/01/14 02:16:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:27 DEBUG : Looking for writers
2026/01/14 02:16:27 DEBUG : file1: reading active writers
2026/01/14 02:16:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:28 DEBUG : Looking for writers
2026/01/14 02:16:28 DEBUG : file1: reading active writers
2026/01/14 02:16:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:29 DEBUG : Looking for writers
2026/01/14 02:16:29 DEBUG : file1: reading active writers
2026/01/14 02:16:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:30 DEBUG : Looking for writers
2026/01/14 02:16:30 DEBUG : file1: reading active writers
2026/01/14 02:16:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:31 DEBUG : Looking for writers
2026/01/14 02:16:31 DEBUG : file1: reading active writers
2026/01/14 02:16:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:32 DEBUG : Looking for writers
2026/01/14 02:16:32 DEBUG : file1: reading active writers
2026/01/14 02:16:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:33 DEBUG : Looking for writers
2026/01/14 02:16:33 DEBUG : file1: reading active writers
2026/01/14 02:16:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:34 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:34 DEBUG : Looking for writers
2026/01/14 02:16:34 DEBUG : file1: reading active writers
2026/01/14 02:16:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:34.946693 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:34.946725 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:34 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)
2026/01/14 02:16:34 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)
2026/01/14 02:16:35 DEBUG : Looking for writers
2026/01/14 02:16:35 DEBUG : file1: reading active writers
2026/01/14 02:16:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:36 DEBUG : Looking for writers
2026/01/14 02:16:36 DEBUG : file1: reading active writers
2026/01/14 02:16:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:36 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:16:36 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/14 02:16:37 DEBUG : Looking for writers
2026/01/14 02:16:37 DEBUG : file1: reading active writers
2026/01/14 02:16:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:38 DEBUG : Looking for writers
2026/01/14 02:16:38 DEBUG : file1: reading active writers
2026/01/14 02:16:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:39 DEBUG : Looking for writers
2026/01/14 02:16:39 DEBUG : file1: reading active writers
2026/01/14 02:16:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:40 DEBUG : Looking for writers
2026/01/14 02:16:40 DEBUG : file1: reading active writers
2026/01/14 02:16:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:41 DEBUG : Looking for writers
2026/01/14 02:16:41 DEBUG : file1: reading active writers
2026/01/14 02:16:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:42 DEBUG : Looking for writers
2026/01/14 02:16:42 DEBUG : file1: reading active writers
2026/01/14 02:16:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:43 DEBUG : Looking for writers
2026/01/14 02:16:43 DEBUG : file1: reading active writers
2026/01/14 02:16:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:44 DEBUG : Looking for writers
2026/01/14 02:16:44 DEBUG : file1: reading active writers
2026/01/14 02:16:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:16:45 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007ea870 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001df908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635685184} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215649063300932 ext:108791650612 loc:0x44779a0} ATime:{wall:14002215649063316453 ext:108791666132 loc:0x44779a0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:16:45 DEBUG : >WaitForWriters: 
2026/01/14 02:16:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:16:45 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.74s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:16:45 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:16:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:16:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:16:45 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:16:45 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:16:45 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:16:45 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:16:45 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:16:45 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:16:45 DEBUG : file1(0xc000b9f380): openPending: 
2026/01/14 02:16:45 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:16:45 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:16:45 DEBUG : file1(0xc000b9f380): >openPending: err=<nil>
2026/01/14 02:16:45 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:16:45 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:16:45 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:16:45 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:16:45 DEBUG : file1(0xc000b9f380): close: 
2026/01/14 02:16:45 DEBUG : file1: vfs cache: setting modification time to 2026-01-14 02:16:45.360304278 +0000 UTC m=+177.500433030
2026/01/14 02:16:45 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/14 02:16:45 DEBUG : file1(0xc000b9f380): >close: err=<nil>
2026/01/14 02:16:45 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/14 02:16:45 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/14 02:16:45 DEBUG : file2: newRWFileHandle: 
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): openPending: 
2026/01/14 02:16:45 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:16:45 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): >openPending: err=<nil>
2026/01/14 02:16:45 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/14 02:16:45 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/14 02:16:45 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/14 02:16:45 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): RWFileHandle.Flush
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): RWFileHandle.Release
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): close: 
2026/01/14 02:16:45 DEBUG : file2: vfs cache: setting modification time to 2026-01-14 02:16:45.361122801 +0000 UTC m=+177.501251553
2026/01/14 02:16:45 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/14 02:16:45 DEBUG : file2(0xc000b9f840): >close: err=<nil>
2026/01/14 02:16:45 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/14 02:16:45 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:45 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/14 02:16:45 DEBUG : Looking for writers
2026/01/14 02:16:45 DEBUG : file1: reading active writers
2026/01/14 02:16:45 DEBUG : file2: reading active writers
2026/01/14 02:16:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/14 02:16:46.235014 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:46.235036 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:46 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:46 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:46 DEBUG : Looking for writers
2026/01/14 02:16:46 DEBUG : file1: reading active writers
2026/01/14 02:16:46 DEBUG : file2: reading active writers
2026/01/14 02:16:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:46.968967 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:46.968987 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:46 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:46 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:47 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:47 DEBUG : Looking for writers
2026/01/14 02:16:47 DEBUG : file1: reading active writers
2026/01/14 02:16:47 DEBUG : file2: reading active writers
2026/01/14 02:16:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:47.761200 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:47.761222 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:47 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:47 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:48 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:48.506601 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:48.506629 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:48 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:48 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:48 DEBUG : Looking for writers
2026/01/14 02:16:48 DEBUG : file1: reading active writers
2026/01/14 02:16:48 DEBUG : file2: reading active writers
2026/01/14 02:16:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:48 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:49.250759 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:49.250798 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:49 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:49 DEBUG : Looking for writers
2026/01/14 02:16:49 DEBUG : file1: reading active writers
2026/01/14 02:16:49 DEBUG : file2: reading active writers
2026/01/14 02:16:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:50.041085 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:50.041104 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 ERROR : file2: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:50 DEBUG : Looking for writers
2026/01/14 02:16:50 DEBUG : file1: reading active writers
2026/01/14 02:16:50 DEBUG : file2: reading active writers
2026/01/14 02:16:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:50.813847 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:50.813882 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:50 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:51.574083 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:51.574107 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:51 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:51 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:51 DEBUG : Looking for writers
2026/01/14 02:16:51 DEBUG : file1: reading active writers
2026/01/14 02:16:51 DEBUG : file2: reading active writers
2026/01/14 02:16:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:52 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:52 DEBUG : Looking for writers
2026/01/14 02:16:52 DEBUG : file1: reading active writers
2026/01/14 02:16:52 DEBUG : file2: reading active writers
2026/01/14 02:16:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:53.142017 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:53.142149 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:53 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:53 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:53 DEBUG : Looking for writers
2026/01/14 02:16:53 DEBUG : file1: reading active writers
2026/01/14 02:16:53 DEBUG : file2: reading active writers
2026/01/14 02:16:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:53.964547 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:53.964569 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:53 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)
2026/01/14 02:16:53 ERROR : file2: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:54 DEBUG : Looking for writers
2026/01/14 02:16:54 DEBUG : file1: reading active writers
2026/01/14 02:16:54 DEBUG : file2: reading active writers
2026/01/14 02:16:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:55 DEBUG : Looking for writers
2026/01/14 02:16:55 DEBUG : file1: reading active writers
2026/01/14 02:16:55 DEBUG : file2: reading active writers
2026/01/14 02:16:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:56 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:16:56 DEBUG : Looking for writers
2026/01/14 02:16:56 DEBUG : file2: reading active writers
2026/01/14 02:16:56 DEBUG : file1: reading active writers
2026/01/14 02:16:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:57.087114 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:57.087130 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:57 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:57 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:57 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:16:57 DEBUG : Looking for writers
2026/01/14 02:16:57 DEBUG : file1: reading active writers
2026/01/14 02:16:57 DEBUG : file2: reading active writers
2026/01/14 02:16:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:57.899090 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:16:57.899112 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:57 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)
2026/01/14 02:16:57 ERROR : file2: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:16:58 DEBUG : Looking for writers
2026/01/14 02:16:58 DEBUG : file1: reading active writers
2026/01/14 02:16:58 DEBUG : file2: reading active writers
2026/01/14 02:16:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:16:59 DEBUG : Looking for writers
2026/01/14 02:16:59 DEBUG : file1: reading active writers
2026/01/14 02:16:59 DEBUG : file2: reading active writers
2026/01/14 02:16:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:00 DEBUG : Looking for writers
2026/01/14 02:17:00 DEBUG : file1: reading active writers
2026/01/14 02:17:00 DEBUG : file2: reading active writers
2026/01/14 02:17:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:01 DEBUG : Looking for writers
2026/01/14 02:17:01 DEBUG : file2: reading active writers
2026/01/14 02:17:01 DEBUG : file1: reading active writers
2026/01/14 02:17:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:02 DEBUG : Looking for writers
2026/01/14 02:17:02 DEBUG : file1: reading active writers
2026/01/14 02:17:02 DEBUG : file2: reading active writers
2026/01/14 02:17:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:03 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:17:03 DEBUG : Looking for writers
2026/01/14 02:17:03 DEBUG : file1: reading active writers
2026/01/14 02:17:03 DEBUG : file2: reading active writers
2026/01/14 02:17:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:04.248396 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:04.248442 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:04 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:04 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:17:04 DEBUG : Looking for writers
2026/01/14 02:17:04 DEBUG : file1: reading active writers
2026/01/14 02:17:04 DEBUG : file2: reading active writers
2026/01/14 02:17:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:05.042871 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:05.042893 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:05 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:05 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:05 DEBUG : Looking for writers
2026/01/14 02:17:05 DEBUG : file1: reading active writers
2026/01/14 02:17:05 DEBUG : file2: reading active writers
2026/01/14 02:17:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:06 DEBUG : Looking for writers
2026/01/14 02:17:06 DEBUG : file1: reading active writers
2026/01/14 02:17:06 DEBUG : file2: reading active writers
2026/01/14 02:17:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:07 DEBUG : Looking for writers
2026/01/14 02:17:07 DEBUG : file1: reading active writers
2026/01/14 02:17:07 DEBUG : file2: reading active writers
2026/01/14 02:17:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:08 DEBUG : Looking for writers
2026/01/14 02:17:08 DEBUG : file1: reading active writers
2026/01/14 02:17:08 DEBUG : file2: reading active writers
2026/01/14 02:17:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:09 DEBUG : Looking for writers
2026/01/14 02:17:09 DEBUG : file2: reading active writers
2026/01/14 02:17:09 DEBUG : file1: reading active writers
2026/01/14 02:17:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:10 DEBUG : Looking for writers
2026/01/14 02:17:10 DEBUG : file1: reading active writers
2026/01/14 02:17:10 DEBUG : file2: reading active writers
2026/01/14 02:17:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:11 DEBUG : Looking for writers
2026/01/14 02:17:11 DEBUG : file1: reading active writers
2026/01/14 02:17:11 DEBUG : file2: reading active writers
2026/01/14 02:17:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:12 DEBUG : Looking for writers
2026/01/14 02:17:12 DEBUG : file1: reading active writers
2026/01/14 02:17:12 DEBUG : file2: reading active writers
2026/01/14 02:17:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:13 DEBUG : Looking for writers
2026/01/14 02:17:13 DEBUG : file1: reading active writers
2026/01/14 02:17:13 DEBUG : file2: reading active writers
2026/01/14 02:17:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:14 DEBUG : Looking for writers
2026/01/14 02:17:14 DEBUG : file1: reading active writers
2026/01/14 02:17:14 DEBUG : file2: reading active writers
2026/01/14 02:17:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:15 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc0008bb0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b86408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645805120} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215722860269206 ext:177500433030 loc:0x44779a0} ATime:{wall:14002215722860436361 ext:177500600185 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc0008bb0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b86508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645805376} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215722861087729 ext:177501251553 loc:0x44779a0} ATime:{wall:14002215722861249223 ext:177501413048 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:17:15 DEBUG : >WaitForWriters: 
2026/01/14 02:17:15 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:17:16 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/14 02:17:17 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:17:17.807899 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:17.807917 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:17 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:17 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:17 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:17:18.574691 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:18.574717 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:18 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:18 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
2026/01/14 02:17:19 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/01/14 02:17:23 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/14 02:17:23 DEBUG : Looking for writers
2026/01/14 02:17:23 DEBUG : file1: reading active writers
2026/01/14 02:17:23 DEBUG : file2: reading active writers
2026/01/14 02:17:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/14 02:17:24 DEBUG : Looking for writers
2026/01/14 02:17:24 DEBUG : file1: reading active writers
2026/01/14 02:17:24 DEBUG : file2: reading active writers
2026/01/14 02:17:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:25 DEBUG : Looking for writers
2026/01/14 02:17:25 DEBUG : file1: reading active writers
2026/01/14 02:17:25 DEBUG : file2: reading active writers
2026/01/14 02:17:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:26 DEBUG : Looking for writers
2026/01/14 02:17:26 DEBUG : file1: reading active writers
2026/01/14 02:17:26 DEBUG : file2: reading active writers
2026/01/14 02:17:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:27 DEBUG : Looking for writers
2026/01/14 02:17:27 DEBUG : file1: reading active writers
2026/01/14 02:17:27 DEBUG : file2: reading active writers
2026/01/14 02:17:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:28 DEBUG : Looking for writers
2026/01/14 02:17:28 DEBUG : file1: reading active writers
2026/01/14 02:17:28 DEBUG : file2: reading active writers
2026/01/14 02:17:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:29 DEBUG : Looking for writers
2026/01/14 02:17:29 DEBUG : file1: reading active writers
2026/01/14 02:17:29 DEBUG : file2: reading active writers
2026/01/14 02:17:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:30 DEBUG : Looking for writers
2026/01/14 02:17:30 DEBUG : file1: reading active writers
2026/01/14 02:17:30 DEBUG : file2: reading active writers
2026/01/14 02:17:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:31 DEBUG : Looking for writers
2026/01/14 02:17:31 DEBUG : file1: reading active writers
2026/01/14 02:17:31 DEBUG : file2: reading active writers
2026/01/14 02:17:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:32 DEBUG : Looking for writers
2026/01/14 02:17:32 DEBUG : file1: reading active writers
2026/01/14 02:17:32 DEBUG : file2: reading active writers
2026/01/14 02:17:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:33 DEBUG : Looking for writers
2026/01/14 02:17:33 DEBUG : file1: reading active writers
2026/01/14 02:17:33 DEBUG : file2: reading active writers
2026/01/14 02:17:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:34 DEBUG : Looking for writers
2026/01/14 02:17:34 DEBUG : file2: reading active writers
2026/01/14 02:17:34 DEBUG : file1: reading active writers
2026/01/14 02:17:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:35 DEBUG : Looking for writers
2026/01/14 02:17:35 DEBUG : file1: reading active writers
2026/01/14 02:17:35 DEBUG : file2: reading active writers
2026/01/14 02:17:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:36 DEBUG : Looking for writers
2026/01/14 02:17:36 DEBUG : file1: reading active writers
2026/01/14 02:17:36 DEBUG : file2: reading active writers
2026/01/14 02:17:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:37 DEBUG : Looking for writers
2026/01/14 02:17:37 DEBUG : file1: reading active writers
2026/01/14 02:17:37 DEBUG : file2: reading active writers
2026/01/14 02:17:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:38 DEBUG : Looking for writers
2026/01/14 02:17:38 DEBUG : file1: reading active writers
2026/01/14 02:17:38 DEBUG : file2: reading active writers
2026/01/14 02:17:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:39 DEBUG : Looking for writers
2026/01/14 02:17:39 DEBUG : file1: reading active writers
2026/01/14 02:17:39 DEBUG : file2: reading active writers
2026/01/14 02:17:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:40 DEBUG : Looking for writers
2026/01/14 02:17:40 DEBUG : file2: reading active writers
2026/01/14 02:17:40 DEBUG : file1: reading active writers
2026/01/14 02:17:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:41 DEBUG : Looking for writers
2026/01/14 02:17:41 DEBUG : file1: reading active writers
2026/01/14 02:17:41 DEBUG : file2: reading active writers
2026/01/14 02:17:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:42 DEBUG : Looking for writers
2026/01/14 02:17:42 DEBUG : file1: reading active writers
2026/01/14 02:17:42 DEBUG : file2: reading active writers
2026/01/14 02:17:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:43 DEBUG : file1: vfs cache: starting upload
2026/01/14 02:17:43 DEBUG : Looking for writers
2026/01/14 02:17:43 DEBUG : file1: reading active writers
2026/01/14 02:17:43 DEBUG : file2: reading active writers
2026/01/14 02:17:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:44 DEBUG : file2: vfs cache: starting upload
2026/01/14 02:17:44.320098 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:44.320130 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:44 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:44 DEBUG : Looking for writers
2026/01/14 02:17:44 DEBUG : file1: reading active writers
2026/01/14 02:17:44 DEBUG : file2: reading active writers
2026/01/14 02:17:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:45.097375 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:45.097405 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:45 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:45 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/14 02:17:45 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/14 02:17:45 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/01/14 02:17:45 DEBUG : Looking for writers
2026/01/14 02:17:45 DEBUG : file2: reading active writers
2026/01/14 02:17:45 DEBUG : file1: reading active writers
2026/01/14 02:17:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:46 DEBUG : Looking for writers
2026/01/14 02:17:46 DEBUG : file1: reading active writers
2026/01/14 02:17:46 DEBUG : file2: reading active writers
2026/01/14 02:17:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:47 DEBUG : Looking for writers
2026/01/14 02:17:47 DEBUG : file1: reading active writers
2026/01/14 02:17:47 DEBUG : file2: reading active writers
2026/01/14 02:17:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:48 DEBUG : Looking for writers
2026/01/14 02:17:48 DEBUG : file1: reading active writers
2026/01/14 02:17:48 DEBUG : file2: reading active writers
2026/01/14 02:17:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:49 DEBUG : Looking for writers
2026/01/14 02:17:49 DEBUG : file1: reading active writers
2026/01/14 02:17:49 DEBUG : file2: reading active writers
2026/01/14 02:17:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:50 DEBUG : Looking for writers
2026/01/14 02:17:50 DEBUG : file1: reading active writers
2026/01/14 02:17:50 DEBUG : file2: reading active writers
2026/01/14 02:17:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:51 DEBUG : Looking for writers
2026/01/14 02:17:51 DEBUG : file1: reading active writers
2026/01/14 02:17:51 DEBUG : file2: reading active writers
2026/01/14 02:17:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:52 DEBUG : Looking for writers
2026/01/14 02:17:52 DEBUG : file1: reading active writers
2026/01/14 02:17:52 DEBUG : file2: reading active writers
2026/01/14 02:17:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/14 02:17:53 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc0008bb0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b86408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645805120} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215722860269206 ext:177500433030 loc:0x44779a0} ATime:{wall:14002215722860436361 ext:177500600185 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc0008bb0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b86508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645805376} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002215722861087729 ext:177501251553 loc:0x44779a0} ATime:{wall:14002215722861249223 ext:177501413048 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/14 02:17:53 DEBUG : >WaitForWriters: 
2026/01/14 02:17:53 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:17:53 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.12s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:17:53 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:17:53 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:17:53 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 DEBUG : Config file has changed externally - reloading
2026/01/14 02:17:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:53 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:17:53.985150 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:53.985170 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:53 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:17:53 DEBUG : Looking for writers
2026/01/14 02:17:53 DEBUG : >WaitForWriters: 
2026/01/14 02:17:53 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:17:54 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.79s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:17:54 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:17:54.706789 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:54.706811 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:54 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:17:54 DEBUG : Looking for writers
2026/01/14 02:17:54 DEBUG : >WaitForWriters: 
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:17:54 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.72s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:17:54 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:17:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:17:54 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:17:54 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:17:54 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:17:54 DEBUG : file1: newRWFileHandle: 
2026/01/14 02:17:54 DEBUG : file1(0xc000142600): openPending: 
2026/01/14 02:17:54 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/14 02:17:54 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:17:54 DEBUG : file1(0xc000142600): >openPending: err=<nil>
2026/01/14 02:17:54 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/14 02:17:54 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:17:54 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/14 02:17:54 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/14 02:17:55.691571 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:17:55.691589 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:17:55 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:17:55 DEBUG : Looking for writers
2026/01/14 02:17:55 DEBUG : file1: reading active writers
2026/01/14 02:17:55 DEBUG : file1: active writers 1
2026/01/14 02:17:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/14 02:17:55 DEBUG : Looking for writers
2026/01/14 02:17:55 DEBUG : file1: reading active writers
2026/01/14 02:17:55 DEBUG : file1: active writers 1
2026/01/14 02:17:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/14 02:17:55 DEBUG : Looking for writers
2026/01/14 02:17:55 DEBUG : file1: reading active writers
2026/01/14 02:17:55 DEBUG : file1: active writers 1
2026/01/14 02:17:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/14 02:17:55 DEBUG : Looking for writers
2026/01/14 02:17:55 DEBUG : file1: reading active writers
2026/01/14 02:17:55 DEBUG : file1: active writers 1
2026/01/14 02:17:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/14 02:17:55 DEBUG : Looking for writers
2026/01/14 02:17:55 DEBUG : file1: reading active writers
2026/01/14 02:17:55 DEBUG : file1: active writers 1
2026/01/14 02:17:55 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/14 02:17:56 DEBUG : Looking for writers
2026/01/14 02:17:56 DEBUG : file1: reading active writers
2026/01/14 02:17:56 DEBUG : file1: active writers 1
2026/01/14 02:17:56 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/14 02:17:56 DEBUG : Looking for writers
2026/01/14 02:17:56 DEBUG : file1: reading active writers
2026/01/14 02:17:56 DEBUG : file1: active writers 1
2026/01/14 02:17:56 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/14 02:17:56 DEBUG : Looking for writers
2026/01/14 02:17:56 DEBUG : file1: reading active writers
2026/01/14 02:17:56 DEBUG : file1: active writers 1
2026/01/14 02:17:56 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:17:57 DEBUG : Looking for writers
2026/01/14 02:17:57 DEBUG : file1: reading active writers
2026/01/14 02:17:57 DEBUG : file1: active writers 1
2026/01/14 02:17:57 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:17:58 DEBUG : Looking for writers
2026/01/14 02:17:58 DEBUG : file1: reading active writers
2026/01/14 02:17:58 DEBUG : file1: active writers 1
2026/01/14 02:17:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:17:59 DEBUG : Looking for writers
2026/01/14 02:17:59 DEBUG : file1: reading active writers
2026/01/14 02:17:59 DEBUG : file1: active writers 1
2026/01/14 02:17:59 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:00 DEBUG : Looking for writers
2026/01/14 02:18:00 DEBUG : file1: reading active writers
2026/01/14 02:18:00 DEBUG : file1: active writers 1
2026/01/14 02:18:00 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:01 DEBUG : Looking for writers
2026/01/14 02:18:01 DEBUG : file1: reading active writers
2026/01/14 02:18:01 DEBUG : file1: active writers 1
2026/01/14 02:18:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:02 DEBUG : Looking for writers
2026/01/14 02:18:02 DEBUG : file1: reading active writers
2026/01/14 02:18:02 DEBUG : file1: active writers 1
2026/01/14 02:18:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:03 DEBUG : Looking for writers
2026/01/14 02:18:03 DEBUG : file1: reading active writers
2026/01/14 02:18:03 DEBUG : file1: active writers 1
2026/01/14 02:18:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:04 DEBUG : Looking for writers
2026/01/14 02:18:04 DEBUG : file1: reading active writers
2026/01/14 02:18:04 DEBUG : file1: active writers 1
2026/01/14 02:18:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:05 DEBUG : Looking for writers
2026/01/14 02:18:05 DEBUG : file1: reading active writers
2026/01/14 02:18:05 DEBUG : file1: active writers 1
2026/01/14 02:18:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:06 DEBUG : Looking for writers
2026/01/14 02:18:06 DEBUG : file1: reading active writers
2026/01/14 02:18:06 DEBUG : file1: active writers 1
2026/01/14 02:18:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:07 DEBUG : Looking for writers
2026/01/14 02:18:07 DEBUG : file1: reading active writers
2026/01/14 02:18:07 DEBUG : file1: active writers 1
2026/01/14 02:18:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:08 DEBUG : Looking for writers
2026/01/14 02:18:08 DEBUG : file1: reading active writers
2026/01/14 02:18:08 DEBUG : file1: active writers 1
2026/01/14 02:18:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:09 DEBUG : Looking for writers
2026/01/14 02:18:09 DEBUG : file1: reading active writers
2026/01/14 02:18:09 DEBUG : file1: active writers 1
2026/01/14 02:18:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:10 DEBUG : Looking for writers
2026/01/14 02:18:10 DEBUG : file1: reading active writers
2026/01/14 02:18:10 DEBUG : file1: active writers 1
2026/01/14 02:18:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:11 DEBUG : Looking for writers
2026/01/14 02:18:11 DEBUG : file1: reading active writers
2026/01/14 02:18:11 DEBUG : file1: active writers 1
2026/01/14 02:18:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:12 DEBUG : Looking for writers
2026/01/14 02:18:12 DEBUG : file1: reading active writers
2026/01/14 02:18:12 DEBUG : file1: active writers 1
2026/01/14 02:18:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:13 DEBUG : Looking for writers
2026/01/14 02:18:13 DEBUG : file1: reading active writers
2026/01/14 02:18:13 DEBUG : file1: active writers 1
2026/01/14 02:18:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:14 DEBUG : Looking for writers
2026/01/14 02:18:14 DEBUG : file1: reading active writers
2026/01/14 02:18:14 DEBUG : file1: active writers 1
2026/01/14 02:18:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:15 DEBUG : Looking for writers
2026/01/14 02:18:15 DEBUG : file1: reading active writers
2026/01/14 02:18:15 DEBUG : file1: active writers 1
2026/01/14 02:18:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:16 DEBUG : Looking for writers
2026/01/14 02:18:16 DEBUG : file1: reading active writers
2026/01/14 02:18:16 DEBUG : file1: active writers 1
2026/01/14 02:18:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:17 DEBUG : Looking for writers
2026/01/14 02:18:17 DEBUG : file1: reading active writers
2026/01/14 02:18:17 DEBUG : file1: active writers 1
2026/01/14 02:18:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:18 DEBUG : Looking for writers
2026/01/14 02:18:18 DEBUG : file1: reading active writers
2026/01/14 02:18:18 DEBUG : file1: active writers 1
2026/01/14 02:18:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:19 DEBUG : Looking for writers
2026/01/14 02:18:19 DEBUG : file1: reading active writers
2026/01/14 02:18:19 DEBUG : file1: active writers 1
2026/01/14 02:18:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:20 DEBUG : Looking for writers
2026/01/14 02:18:20 DEBUG : file1: reading active writers
2026/01/14 02:18:20 DEBUG : file1: active writers 1
2026/01/14 02:18:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:21 DEBUG : Looking for writers
2026/01/14 02:18:21 DEBUG : file1: reading active writers
2026/01/14 02:18:21 DEBUG : file1: active writers 1
2026/01/14 02:18:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:22 DEBUG : Looking for writers
2026/01/14 02:18:22 DEBUG : file1: reading active writers
2026/01/14 02:18:22 DEBUG : file1: active writers 1
2026/01/14 02:18:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:23 DEBUG : Looking for writers
2026/01/14 02:18:23 DEBUG : file1: reading active writers
2026/01/14 02:18:23 DEBUG : file1: active writers 1
2026/01/14 02:18:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:24 DEBUG : Looking for writers
2026/01/14 02:18:24 DEBUG : file1: reading active writers
2026/01/14 02:18:24 DEBUG : file1: active writers 1
2026/01/14 02:18:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/14 02:18:25 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007eab40 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000bbae08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824646020672} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc00079a458 info:{ModTime:{wall:14002215797565231308 ext:247117209286 loc:0x44779a0} ATime:{wall:14002215797565231308 ext:247117209286 loc:0x44779a0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/14 02:18:25 DEBUG : >WaitForWriters: 
2026/01/14 02:18:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:18:25 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (31.00s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:25 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/14 02:18:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:18:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/14 02:18:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-badoxiy2toxu"
2026/01/14 02:18:25 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/14 02:18:26 DEBUG : forgetting directory cache
2026/01/14 02:18:26.444336 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:26.444361 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:26 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:26 DEBUG : Looking for writers
2026/01/14 02:18:26 DEBUG : >WaitForWriters: 
2026/01/14 02:18:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': vfs cache: cleaner exiting
2026/01/14 02:18:26 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.72s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:27.175000 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:27.175024 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:27 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.75s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:27.932972 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:27.933164 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:28 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.75s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:28 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:28 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:28.741300 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:28.741362 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:28 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:28 DEBUG : Looking for writers
2026/01/14 02:18:28 DEBUG : >WaitForWriters: 
2026/01/14 02:18:28 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.82s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:28 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:28 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:29.477242 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:29.477264 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:29 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:29 DEBUG : Looking for writers
2026/01/14 02:18:29 DEBUG : >WaitForWriters: 
2026/01/14 02:18:29 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.75s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:29 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:29 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:30.291228 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:30.291253 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:30 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:30 DEBUG : Looking for writers
2026/01/14 02:18:30 DEBUG : >WaitForWriters: 
2026/01/14 02:18:30 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.81s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:30 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:30 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:31.048541 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:31.048566 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:31 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:31 DEBUG : Looking for writers
2026/01/14 02:18:31 DEBUG : >WaitForWriters: 
2026/01/14 02:18:31 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.73s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:31 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:31 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:31 ERROR : error listing: directory not found
2026/01/14 02:18:32.133168 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:32.133197 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:32 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:375: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:375
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdir
2026/01/14 02:18:32 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:32 DEBUG : Looking for writers
2026/01/14 02:18:32 DEBUG : >WaitForWriters: 
2026/01/14 02:18:32 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.08s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:32 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:32 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:32 ERROR : error listing: directory not found
2026/01/14 02:18:32 ERROR : error listing: directory not found
2026/01/14 02:18:33.366884 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:33.366901 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:33 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:425: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:425
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdirAll
2026/01/14 02:18:33 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:33 DEBUG : Looking for writers
2026/01/14 02:18:33 DEBUG : >WaitForWriters: 
2026/01/14 02:18:33 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.27s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:18:33 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:18:33 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:18:33 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:18:33 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:18:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:18:33 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:18:33 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:18:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:18:33 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/14 02:18:33 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/14 02:18:33 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/14 02:18:33 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (5 bytes), uploading instead of streaming
2026/01/14 02:18:34.392317 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:34.392346 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:34 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)
2026/01/14 02:18:34 DEBUG : file1: Remove: 
2026/01/14 02:18:34 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:18:34 DEBUG : file1: >Remove: err=<nil>
    write_test.go:144: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:144
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:153
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/14 02:18:34 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:18:35 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:18:38 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	listing wrong, want
        	            	  file1 (5) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	1 objects not found
2026/01/14 02:18:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:18:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:18:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:18:42 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:18:42 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:18:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:18:42 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:18:43.186957 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:18:43.186981 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:43 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:18:43 DEBUG : file1: Remove: 
2026/01/14 02:18:43 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:18:43 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/14 02:18:43 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:18:43 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:18:43 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:18:43 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:18:43 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:18:43 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/01/14 02:18:43 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/14 02:18:43 DEBUG : Looking for writers
2026/01/14 02:18:43 DEBUG : file1: reading active writers
2026/01/14 02:18:43 DEBUG : file1: active writers 1
2026/01/14 02:18:43 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/14 02:18:44 DEBUG : Looking for writers
2026/01/14 02:18:44 DEBUG : file1: reading active writers
2026/01/14 02:18:44 DEBUG : file1: active writers 1
2026/01/14 02:18:44 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:45 DEBUG : Looking for writers
2026/01/14 02:18:45 DEBUG : file1: reading active writers
2026/01/14 02:18:45 DEBUG : file1: active writers 1
2026/01/14 02:18:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:46 DEBUG : Looking for writers
2026/01/14 02:18:46 DEBUG : file1: reading active writers
2026/01/14 02:18:46 DEBUG : file1: active writers 1
2026/01/14 02:18:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:47 DEBUG : Looking for writers
2026/01/14 02:18:47 DEBUG : file1: reading active writers
2026/01/14 02:18:47 DEBUG : file1: active writers 1
2026/01/14 02:18:47 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:48 DEBUG : Looking for writers
2026/01/14 02:18:48 DEBUG : file1: reading active writers
2026/01/14 02:18:48 DEBUG : file1: active writers 1
2026/01/14 02:18:48 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:49 DEBUG : Looking for writers
2026/01/14 02:18:49 DEBUG : file1: reading active writers
2026/01/14 02:18:49 DEBUG : file1: active writers 1
2026/01/14 02:18:49 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:50 DEBUG : Looking for writers
2026/01/14 02:18:50 DEBUG : file1: reading active writers
2026/01/14 02:18:50 DEBUG : file1: active writers 1
2026/01/14 02:18:50 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:51 DEBUG : Looking for writers
2026/01/14 02:18:51 DEBUG : file1: reading active writers
2026/01/14 02:18:51 DEBUG : file1: active writers 1
2026/01/14 02:18:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:52 DEBUG : Looking for writers
2026/01/14 02:18:52 DEBUG : file1: reading active writers
2026/01/14 02:18:52 DEBUG : file1: active writers 1
2026/01/14 02:18:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:53 DEBUG : Looking for writers
2026/01/14 02:18:53 DEBUG : file1: reading active writers
2026/01/14 02:18:53 DEBUG : file1: active writers 1
2026/01/14 02:18:53 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:54 DEBUG : Looking for writers
2026/01/14 02:18:54 DEBUG : file1: reading active writers
2026/01/14 02:18:54 DEBUG : file1: active writers 1
2026/01/14 02:18:54 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:55 DEBUG : Looking for writers
2026/01/14 02:18:55 DEBUG : file1: reading active writers
2026/01/14 02:18:55 DEBUG : file1: active writers 1
2026/01/14 02:18:55 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:56 DEBUG : Looking for writers
2026/01/14 02:18:56 DEBUG : file1: reading active writers
2026/01/14 02:18:56 DEBUG : file1: active writers 1
2026/01/14 02:18:56 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:57 DEBUG : Looking for writers
2026/01/14 02:18:57 DEBUG : file1: reading active writers
2026/01/14 02:18:57 DEBUG : file1: active writers 1
2026/01/14 02:18:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:58 DEBUG : Looking for writers
2026/01/14 02:18:58 DEBUG : file1: reading active writers
2026/01/14 02:18:58 DEBUG : file1: active writers 1
2026/01/14 02:18:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:18:59 DEBUG : Looking for writers
2026/01/14 02:18:59 DEBUG : file1: reading active writers
2026/01/14 02:18:59 DEBUG : file1: active writers 1
2026/01/14 02:18:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:00 DEBUG : Looking for writers
2026/01/14 02:19:00 DEBUG : file1: reading active writers
2026/01/14 02:19:00 DEBUG : file1: active writers 1
2026/01/14 02:19:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:01 DEBUG : Looking for writers
2026/01/14 02:19:01 DEBUG : file1: reading active writers
2026/01/14 02:19:01 DEBUG : file1: active writers 1
2026/01/14 02:19:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:02 DEBUG : Looking for writers
2026/01/14 02:19:02 DEBUG : file1: reading active writers
2026/01/14 02:19:02 DEBUG : file1: active writers 1
2026/01/14 02:19:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:03 DEBUG : Looking for writers
2026/01/14 02:19:03 DEBUG : file1: reading active writers
2026/01/14 02:19:03 DEBUG : file1: active writers 1
2026/01/14 02:19:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:04 DEBUG : Looking for writers
2026/01/14 02:19:04 DEBUG : file1: reading active writers
2026/01/14 02:19:04 DEBUG : file1: active writers 1
2026/01/14 02:19:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:05 DEBUG : Looking for writers
2026/01/14 02:19:05 DEBUG : file1: reading active writers
2026/01/14 02:19:05 DEBUG : file1: active writers 1
2026/01/14 02:19:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:06 DEBUG : Looking for writers
2026/01/14 02:19:06 DEBUG : file1: reading active writers
2026/01/14 02:19:06 DEBUG : file1: active writers 1
2026/01/14 02:19:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:07 DEBUG : Looking for writers
2026/01/14 02:19:07 DEBUG : file1: reading active writers
2026/01/14 02:19:07 DEBUG : file1: active writers 1
2026/01/14 02:19:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:08 DEBUG : Looking for writers
2026/01/14 02:19:08 DEBUG : file1: reading active writers
2026/01/14 02:19:08 DEBUG : file1: active writers 1
2026/01/14 02:19:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:09 DEBUG : Looking for writers
2026/01/14 02:19:09 DEBUG : file1: reading active writers
2026/01/14 02:19:09 DEBUG : file1: active writers 1
2026/01/14 02:19:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:10 DEBUG : Looking for writers
2026/01/14 02:19:10 DEBUG : file1: reading active writers
2026/01/14 02:19:10 DEBUG : file1: active writers 1
2026/01/14 02:19:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:11 DEBUG : Looking for writers
2026/01/14 02:19:11 DEBUG : file1: reading active writers
2026/01/14 02:19:11 DEBUG : file1: active writers 1
2026/01/14 02:19:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:12 DEBUG : Looking for writers
2026/01/14 02:19:12 DEBUG : file1: reading active writers
2026/01/14 02:19:12 DEBUG : file1: active writers 1
2026/01/14 02:19:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/14 02:19:13 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/14 02:19:13 DEBUG : >WaitForWriters: 
2026/01/14 02:19:13 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.79s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:13 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:13 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:13 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:13 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:13 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:13 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:13 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:13 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:13 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/14 02:19:14 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/14 02:19:14 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/14 02:19:14 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/14 02:19:14 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (11 bytes), uploading instead of streaming
2026/01/14 02:19:15.265825 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:15.265851 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:15 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:15 DEBUG : file1: Remove: 
2026/01/14 02:19:15 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:15 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/01/14 02:19:15 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/01/14 02:19:15 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:19:16 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/14 02:19:19 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/14 02:19:23 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:23 DEBUG : Looking for writers
2026/01/14 02:19:23 DEBUG : >WaitForWriters: 
2026/01/14 02:19:23 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.00s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:23 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:23 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:23 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:23 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:23 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:23 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:23 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:23 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/14 02:19:23 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:23 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (5 bytes), uploading instead of streaming
2026/01/14 02:19:24.258777 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:24.258817 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:24 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:24 DEBUG : file1: Remove: 
2026/01/14 02:19:24 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:24 DEBUG : file1: >Remove: err=<nil>
2026/01/14 02:19:24 ERROR : file1: WriteFileHandle.Flush error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:256: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:256
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleFlush
2026/01/14 02:19:24 DEBUG : file1: WriteFileHandle.Flush nothing to do
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:267
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleFlush
2026/01/14 02:19:24 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:24 DEBUG : Looking for writers
2026/01/14 02:19:24 DEBUG : >WaitForWriters: 
2026/01/14 02:19:24 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.12s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:24 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:24 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:24 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:24 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:24 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:24 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:24 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:24 DEBUG : file1: WriteFileHandle.Release closing
2026/01/14 02:19:24 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:24 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:19:25.343541 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:25.343574 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:25 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:25 DEBUG : file1: Remove: 
2026/01/14 02:19:25 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:25 DEBUG : file1: >Remove: err=<nil>
2026/01/14 02:19:25 ERROR : file1: WriteFileHandle.Release error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:279: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:279
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleRelease
2026/01/14 02:19:25 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/14 02:19:25 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:25 DEBUG : Looking for writers
2026/01/14 02:19:25 DEBUG : >WaitForWriters: 
2026/01/14 02:19:25 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.06s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:25 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:25 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:25 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:25 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:25 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:25 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:25 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:25 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:25 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (2 bytes), uploading instead of streaming
2026/01/14 02:19:26.460987 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:26.461011 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:26 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:26 DEBUG : file1: Remove: 
2026/01/14 02:19:26 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:26 DEBUG : file1: >Remove: err=<nil>
    write_test.go:333: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:333
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileModTimeWithOpenWriters
2026/01/14 02:19:26 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:26 DEBUG : Looking for writers
2026/01/14 02:19:26 DEBUG : >WaitForWriters: 
2026/01/14 02:19:26 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.10s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:26 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:26 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:26 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:26 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:26 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:26 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:26 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:26 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:26 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/14 02:19:27.490861 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:27.490875 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:27 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:27 DEBUG : file1: Remove: 
2026/01/14 02:19:27 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:27 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/01/14 02:19:27 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/14 02:19:27 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/01/14 02:19:27 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:27 DEBUG : Looking for writers
2026/01/14 02:19:27 DEBUG : >WaitForWriters: 
2026/01/14 02:19:27 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.02s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:27 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:27 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:27 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/14 02:19:27 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/14 02:19:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:27 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/14 02:19:27 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/14 02:19:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/14 02:19:27 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': File to upload is small (100 bytes), uploading instead of streaming
2026/01/14 02:19:28.562944 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:28.562967 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:28 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:28 DEBUG : file1: Remove: 
2026/01/14 02:19:28 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/14 02:19:28 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/01/14 02:19:28 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/14 02:19:28 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/01/14 02:19:28 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:28 DEBUG : Looking for writers
2026/01/14 02:19:28 DEBUG : >WaitForWriters: 
2026/01/14 02:19:28 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.08s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:28 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:28 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:29.355327 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:29.355368 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:29 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:29 DEBUG : Looking for writers
2026/01/14 02:19:29 DEBUG : >WaitForWriters: 
2026/01/14 02:19:29 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.80s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:29 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:29 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:30.139410 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:30.139445 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:30 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:30 DEBUG : Looking for writers
2026/01/14 02:19:30 DEBUG : >WaitForWriters: 
2026/01/14 02:19:30 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.77s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:30 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:30 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:30.993495 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:30.993523 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:30 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:30 DEBUG : Looking for writers
2026/01/14 02:19:30 DEBUG : >WaitForWriters: 
2026/01/14 02:19:31 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.85s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-badoxiy2toxu'", Local "Local file system at /tmp/rclone1720281172", Modify Window "1s"
2026/01/14 02:19:31 INFO  : proton drive root link ID 'rclone-test-badoxiy2toxu': poll-interval is not supported by this remote
2026/01/14 02:19:31 NOTICE: proton drive root link ID 'rclone-test-badoxiy2toxu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/14 02:19:31.775241 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/14 02:19:31.775275 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-badoxiy2toxu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/14 02:19:31 DEBUG : WaitForWriters: timeout=30s
2026/01/14 02:19:31 DEBUG : Looking for writers
2026/01/14 02:19:31 DEBUG : >WaitForWriters: 
2026/01/14 02:19:31 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.78s)
FAIL
2026/01/14 02:19:31 DEBUG : proton drive root link ID 'rclone-test-badoxiy2toxu': Purge remote
2026/01/14 02:19:32 NOTICE: purge failed: directory not found
"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Finished ERROR in 5m44.195393267s (try 4/5): 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]