"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 3/5)
2026/02/28 01:50:09 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-buqurec4rure"
2026/02/28 01:50:09 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/02/28 01:50:09 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': Has cached credentials
2026/02/28 01:50:11 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': Used cached credential to initialize the ProtonDrive API
2026/02/28 01:50:12 DEBUG : Creating backend with remote "/tmp/rclone2878467521"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:12 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:12 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:12.704000 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:12.704040 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:12 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:12 DEBUG : Looking for writers
2026/02/28 01:50:12 DEBUG : >WaitForWriters: 
2026/02/28 01:50:12 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.83s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:12 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:12 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:13.463207 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:13.463241 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:13 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:13 DEBUG : Looking for writers
2026/02/28 01:50:13 DEBUG : >WaitForWriters: 
2026/02/28 01:50:13 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.75s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:13 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:13 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:14.286676 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:14.286709 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:14 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:14 DEBUG : Looking for writers
2026/02/28 01:50:14 DEBUG : >WaitForWriters: 
2026/02/28 01:50:14 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.88s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:14 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:14 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:15.055956 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:15.055989 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:15 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:15 DEBUG : Looking for writers
2026/02/28 01:50:15 DEBUG : >WaitForWriters: 
2026/02/28 01:50:15 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.73s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:15 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:15 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:15.858916 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:15.858951 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:15 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:15 DEBUG : Looking for writers
2026/02/28 01:50:15 DEBUG : >WaitForWriters: 
2026/02/28 01:50:15 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.79s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:15 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:15 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:16.711338 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:16.711360 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:16 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:16 DEBUG : Looking for writers
2026/02/28 01:50:16 DEBUG : >WaitForWriters: 
2026/02/28 01:50:16 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.93s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:16 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:16 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:17.588193 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:17.588242 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:17 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:17 DEBUG : Looking for writers
2026/02/28 01:50:17 DEBUG : >WaitForWriters: 
2026/02/28 01:50:17 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.84s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:17 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:17 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:18.384749 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:18.384831 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:18 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:18 DEBUG : Looking for writers
2026/02/28 01:50:18 DEBUG : >WaitForWriters: 
2026/02/28 01:50:18 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.81s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:18 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:18 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:19.282290 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:19.282321 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:19 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:19 DEBUG : Looking for writers
2026/02/28 01:50:19 DEBUG : >WaitForWriters: 
2026/02/28 01:50:19 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.86s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:19 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:19 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:20.092991 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:20.093030 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:20 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:20 DEBUG : Looking for writers
2026/02/28 01:50:20 DEBUG : >WaitForWriters: 
2026/02/28 01:50:20 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.80s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:20 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:20 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:20.968369 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:20.968454 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:20 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:20 DEBUG : Looking for writers
2026/02/28 01:50:20 DEBUG : >WaitForWriters: 
2026/02/28 01:50:21 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.89s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:21 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:21 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:21.772450 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:21.772479 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:21 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:21 DEBUG : Looking for writers
2026/02/28 01:50:21 DEBUG : >WaitForWriters: 
2026/02/28 01:50:21 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.80s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:21 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:21 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:22.569674 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:22.569695 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:22 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:22 DEBUG : Looking for writers
2026/02/28 01:50:22 DEBUG : >WaitForWriters: 
2026/02/28 01:50:22 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.83s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:22 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:22 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:23.383340 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:23.383366 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:23 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:23 DEBUG : Looking for writers
2026/02/28 01:50:23 DEBUG : >WaitForWriters: 
2026/02/28 01:50:23 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.78s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:23 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:23 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:24.136604 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:24.136633 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:24 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:24 DEBUG : Looking for writers
2026/02/28 01:50:24 DEBUG : >WaitForWriters: 
2026/02/28 01:50:24 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.77s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:24 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:24 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:25.003987 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:25.004033 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:25 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:25 DEBUG : Looking for writers
2026/02/28 01:50:25 DEBUG : >WaitForWriters: 
2026/02/28 01:50:25 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.85s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:25 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:25 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:25.773029 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:25.773097 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:25 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:25 DEBUG : Looking for writers
2026/02/28 01:50:25 DEBUG : >WaitForWriters: 
2026/02/28 01:50:25 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.75s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:25 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:25 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:26.498897 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:26.498921 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:26 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:26 DEBUG : Looking for writers
2026/02/28 01:50:26 DEBUG : >WaitForWriters: 
2026/02/28 01:50:26 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.76s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:26 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:26 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:27.303052 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:27.303087 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:27 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:27 DEBUG : Looking for writers
2026/02/28 01:50:27 DEBUG : >WaitForWriters: 
2026/02/28 01:50:27 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.77s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:27 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:27 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:28.124357 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:28.124376 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:28 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:28 DEBUG : Looking for writers
2026/02/28 01:50:28 DEBUG : >WaitForWriters: 
2026/02/28 01:50:28 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.85s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:28 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:28 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:28.879228 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:28.879257 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:28 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:28 DEBUG : Looking for writers
2026/02/28 01:50:28 DEBUG : >WaitForWriters: 
2026/02/28 01:50:29 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.79s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:29 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:29 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:29.703178 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:29.703207 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:29 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:29 DEBUG : Looking for writers
2026/02/28 01:50:29 DEBUG : >WaitForWriters: 
2026/02/28 01:50:29 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-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:29 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:29 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:30.469596 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:30.469620 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:30 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:30 DEBUG : Looking for writers
2026/02/28 01:50:30 DEBUG : >WaitForWriters: 
2026/02/28 01:50:30 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-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:30 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:30 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:31.261907 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:31.261932 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:31 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:31 DEBUG : Looking for writers
2026/02/28 01:50:31 DEBUG : >WaitForWriters: 
2026/02/28 01:50:31 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-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:31 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:31 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:31 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:31 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:32.088523 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:32.088553 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:32 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:32 DEBUG : Looking for writers
2026/02/28 01:50:32 DEBUG : >WaitForWriters: 
2026/02/28 01:50:32 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:32 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-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:32 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:32 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:32 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:32 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:32.976253 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:32.976273 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:32 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:32 DEBUG : Looking for writers
2026/02/28 01:50:32 DEBUG : >WaitForWriters: 
2026/02/28 01:50:32 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:33 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-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:33 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:33 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:33 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:33 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:33.762738 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:33.762775 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:33 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:33 DEBUG : Looking for writers
2026/02/28 01:50:33 DEBUG : >WaitForWriters: 
2026/02/28 01:50:33 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:33 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.87s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.77s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.77s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.85s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.78s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.87s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.82s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:33 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:33 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:34.661858 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:34.662052 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:34 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:34 DEBUG : Looking for writers
2026/02/28 01:50:34 DEBUG : >WaitForWriters: 
2026/02/28 01:50:34 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.91s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:34 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:34 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:35.529079 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:35.529100 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:35 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:35 DEBUG : Looking for writers
2026/02/28 01:50:35 DEBUG : >WaitForWriters: 
2026/02/28 01:50:35 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.84s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:35 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:35 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:36.296830 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:36.296861 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:36 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:36 DEBUG : Looking for writers
2026/02/28 01:50:36 DEBUG : >WaitForWriters: 
2026/02/28 01:50:36 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.74s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:36 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:36 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:37.044775 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:37.044799 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:37 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:37 DEBUG : Looking for writers
2026/02/28 01:50:37 DEBUG : >WaitForWriters: 
2026/02/28 01:50:37 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.76s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:37 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:37 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:37.826147 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:37.826184 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:37 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:37 DEBUG : Looking for writers
2026/02/28 01:50:37 DEBUG : >WaitForWriters: 
2026/02/28 01:50:37 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.79s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:37 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:37 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:38.619109 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:38.619162 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:38 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:38 DEBUG : Looking for writers
2026/02/28 01:50:38 DEBUG : >WaitForWriters: 
2026/02/28 01:50:38 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:38 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:38 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:38 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:38 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:38 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:38 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:38 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:39.455773 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:39.455804 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:39 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:39 DEBUG : Looking for writers
2026/02/28 01:50:39 DEBUG : >WaitForWriters: 
2026/02/28 01:50:39 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:39 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:39 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:39 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:39 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:39 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:39 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:40.211412 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:40.211480 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:40 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:40 DEBUG : Looking for writers
2026/02/28 01:50:40 DEBUG : >WaitForWriters: 
2026/02/28 01:50:40 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:40 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:40 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:40 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:40 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:40 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:40.967271 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:40.967302 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:40 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:40 DEBUG : Looking for writers
2026/02/28 01:50:40 DEBUG : >WaitForWriters: 
2026/02/28 01:50:40 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:41 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:41 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:41.755200 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:41.755234 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:41 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:41 DEBUG : Looking for writers
2026/02/28 01:50:41 DEBUG : >WaitForWriters: 
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:41 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:41 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:41 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:42.505986 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:42.506033 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:42 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:42 DEBUG : Looking for writers
2026/02/28 01:50:42 DEBUG : >WaitForWriters: 
2026/02/28 01:50:42 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:42 ERROR : error listing: directory not found
--- FAIL: TestFileRename (4.69s)
    --- FAIL: TestFileRename/off,forceCache=false (0.79s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.84s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.74s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.78s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.78s)
    --- FAIL: TestFileRename/full,forceCache=false (0.77s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:42 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:42 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:43.289594 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:43.289628 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:43 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:43 DEBUG : Looking for writers
2026/02/28 01:50:43 DEBUG : >WaitForWriters: 
2026/02/28 01:50:43 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.75s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:43 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:43 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:44.068387 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:44.068413 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:44 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:44 DEBUG : Looking for writers
2026/02/28 01:50:44 DEBUG : >WaitForWriters: 
2026/02/28 01:50:44 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.80s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:44 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:44 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:44.960858 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:44.960890 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:44 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:44 DEBUG : Looking for writers
2026/02/28 01:50:44 DEBUG : >WaitForWriters: 
2026/02/28 01:50:45 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.87s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:45 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:45 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:45.739986 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:45.740015 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:45 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:45 DEBUG : Looking for writers
2026/02/28 01:50:45 DEBUG : >WaitForWriters: 
2026/02/28 01:50:45 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.80s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:45 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:45 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:50:46.562012 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:46.562052 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:46 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:46 DEBUG : Looking for writers
2026/02/28 01:50:46 DEBUG : >WaitForWriters: 
2026/02/28 01:50:46 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.82s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:46 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:46 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:46 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:46 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:46 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:46 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:47.402947 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:47.403023 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:47 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:47 DEBUG : Looking for writers
2026/02/28 01:50:47 DEBUG : >WaitForWriters: 
2026/02/28 01:50:47 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:47 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.82s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:47 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:47 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:47 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:47 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:47 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:47 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:48.231143 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:48.231167 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:48 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:48 DEBUG : Looking for writers
2026/02/28 01:50:48 DEBUG : >WaitForWriters: 
2026/02/28 01:50:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:48 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.85s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:48 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:48 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:49.026320 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:49.026358 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:49 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:49 DEBUG : Looking for writers
2026/02/28 01:50:49 DEBUG : >WaitForWriters: 
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:49 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.78s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:49 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:49.814625 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:49.814658 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:49 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:49 DEBUG : Looking for writers
2026/02/28 01:50:49 DEBUG : >WaitForWriters: 
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:49 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.80s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:49 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:49 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:50.948810 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:50.948846 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:50 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:50 DEBUG : Looking for writers
2026/02/28 01:50:50 DEBUG : >WaitForWriters: 
2026/02/28 01:50:50 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:50:51 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (1.15s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:50:51 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:50:51 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:50:51 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:50:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:50:51 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:50:51 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:50:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:50:51 DEBUG : file1: newRWFileHandle: 
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): openPending: 
2026/02/28 01:50:51 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/28 01:50:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): >openPending: err=<nil>
2026/02/28 01:50:51 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/28 01:50:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:50:51 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/28 01:50:51 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): _writeAt: size=5, off=0
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): >_writeAt: n=5, err=<nil>
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): _writeAt: size=7, off=5
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): >_writeAt: n=7, err=<nil>
2026/02/28 01:50:51 DEBUG : file1: vfs cache: truncate to size=11
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): close: 
2026/02/28 01:50:51 DEBUG : file1: vfs cache: setting modification time to 2026-02-28 01:50:51.325070968 +0000 UTC m=+41.407914942
2026/02/28 01:50:51 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): >close: err=<nil>
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): close: 
2026/02/28 01:50:51 DEBUG : file1(0xc0008a63c0): >close: err=file already closed
2026/02/28 01:50:51 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/28 01:50:51 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/28 01:50:51 DEBUG : Looking for writers
2026/02/28 01:50:51 DEBUG : file1: reading active writers
2026/02/28 01:50:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/28 01:50:52.160863 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:52.160893 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:52 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:52 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:52 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:50:52 DEBUG : Looking for writers
2026/02/28 01:50:52 DEBUG : file1: reading active writers
2026/02/28 01:50:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:53.305319 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:53.305354 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:53 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)
2026/02/28 01:50:53 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)
2026/02/28 01:50:53 DEBUG : Looking for writers
2026/02/28 01:50:53 DEBUG : file1: reading active writers
2026/02/28 01:50:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:53 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:50:54.520494 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:54.520526 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:54 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)
2026/02/28 01:50:54 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)
2026/02/28 01:50:54 DEBUG : Looking for writers
2026/02/28 01:50:54 DEBUG : file1: reading active writers
2026/02/28 01:50:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:55 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:50:55 DEBUG : Looking for writers
2026/02/28 01:50:55 DEBUG : file1: reading active writers
2026/02/28 01:50:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:56.107608 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:56.107639 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:56 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:56 DEBUG : Looking for writers
2026/02/28 01:50:56 DEBUG : file1: reading active writers
2026/02/28 01:50:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:57 DEBUG : Looking for writers
2026/02/28 01:50:57 DEBUG : file1: reading active writers
2026/02/28 01:50:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:57 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:50:58.493229 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:50:58.493258 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:58 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:50:58 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)
2026/02/28 01:50:58 DEBUG : Looking for writers
2026/02/28 01:50:58 DEBUG : file1: reading active writers
2026/02/28 01:50:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:50:59 DEBUG : Looking for writers
2026/02/28 01:50:59 DEBUG : file1: reading active writers
2026/02/28 01:50:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:00 DEBUG : Looking for writers
2026/02/28 01:51:00 DEBUG : file1: reading active writers
2026/02/28 01:51:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:01 DEBUG : Looking for writers
2026/02/28 01:51:01 DEBUG : file1: reading active writers
2026/02/28 01:51:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:01 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:51:02.545649 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:51:02.545675 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:02 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)
2026/02/28 01:51:02 DEBUG : Looking for writers
2026/02/28 01:51:02 DEBUG : file1: reading active writers
2026/02/28 01:51:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:03 DEBUG : Looking for writers
2026/02/28 01:51:03 DEBUG : file1: reading active writers
2026/02/28 01:51:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:04 DEBUG : Looking for writers
2026/02/28 01:51:04 DEBUG : file1: reading active writers
2026/02/28 01:51:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:05 DEBUG : Looking for writers
2026/02/28 01:51:05 DEBUG : file1: reading active writers
2026/02/28 01:51:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:06 DEBUG : Looking for writers
2026/02/28 01:51:06 DEBUG : file1: reading active writers
2026/02/28 01:51:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:07 DEBUG : Looking for writers
2026/02/28 01:51:07 DEBUG : file1: reading active writers
2026/02/28 01:51:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:08 DEBUG : Looking for writers
2026/02/28 01:51:08 DEBUG : file1: reading active writers
2026/02/28 01:51:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:08 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:51:09 DEBUG : Looking for writers
2026/02/28 01:51:09 DEBUG : file1: reading active writers
2026/02/28 01:51:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:09.696539 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:51:09.696566 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:09 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:09 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)
2026/02/28 01:51:10 DEBUG : Looking for writers
2026/02/28 01:51:10 DEBUG : file1: reading active writers
2026/02/28 01:51:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:11 DEBUG : Looking for writers
2026/02/28 01:51:11 DEBUG : file1: reading active writers
2026/02/28 01:51:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:12 DEBUG : Looking for writers
2026/02/28 01:51:12 DEBUG : file1: reading active writers
2026/02/28 01:51:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:13 DEBUG : Looking for writers
2026/02/28 01:51:13 DEBUG : file1: reading active writers
2026/02/28 01:51:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:14 DEBUG : Looking for writers
2026/02/28 01:51:14 DEBUG : file1: reading active writers
2026/02/28 01:51:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:15 DEBUG : Looking for writers
2026/02/28 01:51:15 DEBUG : file1: reading active writers
2026/02/28 01:51:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:16 DEBUG : Looking for writers
2026/02/28 01:51:16 DEBUG : file1: reading active writers
2026/02/28 01:51:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:17 DEBUG : Looking for writers
2026/02/28 01:51:17 DEBUG : file1: reading active writers
2026/02/28 01:51:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:18 DEBUG : Looking for writers
2026/02/28 01:51:18 DEBUG : file1: reading active writers
2026/02/28 01:51:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:19 DEBUG : Looking for writers
2026/02/28 01:51:19 DEBUG : file1: reading active writers
2026/02/28 01:51:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:20 DEBUG : Looking for writers
2026/02/28 01:51:20 DEBUG : file1: reading active writers
2026/02/28 01:51:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:21 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000bfa2d0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000260008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824636211264} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388762441953400 ext:41407914942 loc:0x45874c0} ATime:{wall:14006388762442063026 ext:41408024479 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:51:21 DEBUG : >WaitForWriters: 
2026/02/28 01:51:21 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/02/28 01:51:22 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:51:22 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/28 01:51:23.925611 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:51:23.925637 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:23 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)
2026/02/28 01:51:23 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
2026/02/28 01:51:25 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
2026/02/28 01:51:29 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/28 01:51:29 DEBUG : Looking for writers
2026/02/28 01:51:29 DEBUG : file1: reading active writers
2026/02/28 01:51:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/28 01:51:30 DEBUG : Looking for writers
2026/02/28 01:51:30 DEBUG : file1: reading active writers
2026/02/28 01:51:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:31 DEBUG : Looking for writers
2026/02/28 01:51:31 DEBUG : file1: reading active writers
2026/02/28 01:51:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:32 DEBUG : Looking for writers
2026/02/28 01:51:32 DEBUG : file1: reading active writers
2026/02/28 01:51:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:33 DEBUG : Looking for writers
2026/02/28 01:51:33 DEBUG : file1: reading active writers
2026/02/28 01:51:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:34 DEBUG : Looking for writers
2026/02/28 01:51:34 DEBUG : file1: reading active writers
2026/02/28 01:51:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:35 DEBUG : Looking for writers
2026/02/28 01:51:35 DEBUG : file1: reading active writers
2026/02/28 01:51:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:36 DEBUG : Looking for writers
2026/02/28 01:51:36 DEBUG : file1: reading active writers
2026/02/28 01:51:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:37 DEBUG : Looking for writers
2026/02/28 01:51:37 DEBUG : file1: reading active writers
2026/02/28 01:51:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:38 DEBUG : Looking for writers
2026/02/28 01:51:38 DEBUG : file1: reading active writers
2026/02/28 01:51:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:39 DEBUG : Looking for writers
2026/02/28 01:51:39 DEBUG : file1: reading active writers
2026/02/28 01:51:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:40 DEBUG : Looking for writers
2026/02/28 01:51:40 DEBUG : file1: reading active writers
2026/02/28 01:51:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:41 DEBUG : Looking for writers
2026/02/28 01:51:41 DEBUG : file1: reading active writers
2026/02/28 01:51:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:42 DEBUG : Looking for writers
2026/02/28 01:51:42 DEBUG : file1: reading active writers
2026/02/28 01:51:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:43 DEBUG : Looking for writers
2026/02/28 01:51:43 DEBUG : file1: reading active writers
2026/02/28 01:51:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:44 DEBUG : Looking for writers
2026/02/28 01:51:44 DEBUG : file1: reading active writers
2026/02/28 01:51:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:45 DEBUG : Looking for writers
2026/02/28 01:51:45 DEBUG : file1: reading active writers
2026/02/28 01:51:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:46 DEBUG : Looking for writers
2026/02/28 01:51:46 DEBUG : file1: reading active writers
2026/02/28 01:51:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:47 DEBUG : Looking for writers
2026/02/28 01:51:47 DEBUG : file1: reading active writers
2026/02/28 01:51:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:48 DEBUG : Looking for writers
2026/02/28 01:51:48 DEBUG : file1: reading active writers
2026/02/28 01:51:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:49 DEBUG : Looking for writers
2026/02/28 01:51:49 DEBUG : file1: reading active writers
2026/02/28 01:51:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:49 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:51:50 DEBUG : Looking for writers
2026/02/28 01:51:50 DEBUG : file1: reading active writers
2026/02/28 01:51:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:50.642906 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:51:50.642930 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:50 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)
2026/02/28 01:51:50 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:51:51 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/28 01:51:51 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/02/28 01:51:51 DEBUG : Looking for writers
2026/02/28 01:51:51 DEBUG : file1: reading active writers
2026/02/28 01:51:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:52 DEBUG : Looking for writers
2026/02/28 01:51:52 DEBUG : file1: reading active writers
2026/02/28 01:51:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:53 DEBUG : Looking for writers
2026/02/28 01:51:53 DEBUG : file1: reading active writers
2026/02/28 01:51:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:54 DEBUG : Looking for writers
2026/02/28 01:51:54 DEBUG : file1: reading active writers
2026/02/28 01:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:55 DEBUG : Looking for writers
2026/02/28 01:51:55 DEBUG : file1: reading active writers
2026/02/28 01:51:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:56 DEBUG : Looking for writers
2026/02/28 01:51:56 DEBUG : file1: reading active writers
2026/02/28 01:51:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:57 DEBUG : Looking for writers
2026/02/28 01:51:57 DEBUG : file1: reading active writers
2026/02/28 01:51:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:58 DEBUG : Looking for writers
2026/02/28 01:51:58 DEBUG : file1: reading active writers
2026/02/28 01:51:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:51:59 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000bfa2d0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000260008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824636211264} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388762441953400 ext:41407914942 loc:0x45874c0} ATime:{wall:14006388762442063026 ext:41408024479 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:51:59 DEBUG : >WaitForWriters: 
2026/02/28 01:51:59 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:51:59 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.17s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:51:59 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:51:59 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:51:59 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:51:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:51:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:51:59 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:51:59 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:51:59 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:51:59 DEBUG : file1: newRWFileHandle: 
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): openPending: 
2026/02/28 01:51:59 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/28 01:51:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): >openPending: err=<nil>
2026/02/28 01:51:59 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/28 01:51:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:51:59 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/28 01:51:59 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): _writeAt: size=7, off=0
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): >_writeAt: n=7, err=<nil>
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): _writeAt: size=6, off=5
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): >_writeAt: n=6, err=<nil>
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): close: 
2026/02/28 01:51:59 DEBUG : file1: vfs cache: setting modification time to 2026-02-28 01:51:59.455946762 +0000 UTC m=+109.538790607
2026/02/28 01:51:59 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): >close: err=<nil>
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): _writeAt: size=5, off=0
2026/02/28 01:51:59 DEBUG : file1(0xc000a45540): >_writeAt: n=0, err=file already closed
2026/02/28 01:51:59 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/28 01:51:59 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/28 01:51:59 DEBUG : Looking for writers
2026/02/28 01:51:59 DEBUG : file1: reading active writers
2026/02/28 01:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/28 01:52:00 DEBUG : Looking for writers
2026/02/28 01:52:00 DEBUG : file1: reading active writers
2026/02/28 01:52:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/28 01:52:00.466090 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:00.466114 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:00 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:00 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)
2026/02/28 01:52:00 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:00 DEBUG : Looking for writers
2026/02/28 01:52:00 DEBUG : file1: reading active writers
2026/02/28 01:52:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:01.522306 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:01.522334 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:01 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:01 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)
2026/02/28 01:52:01 DEBUG : Looking for writers
2026/02/28 01:52:01 DEBUG : file1: reading active writers
2026/02/28 01:52:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:01 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:02 DEBUG : Looking for writers
2026/02/28 01:52:02 DEBUG : file1: reading active writers
2026/02/28 01:52:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:02.753497 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:02.753528 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:02 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)
2026/02/28 01:52:03 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:03 DEBUG : Looking for writers
2026/02/28 01:52:03 DEBUG : file1: reading active writers
2026/02/28 01:52:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:04.305696 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:04.305732 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:04 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)
2026/02/28 01:52:04 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)
2026/02/28 01:52:04 DEBUG : Looking for writers
2026/02/28 01:52:04 DEBUG : file1: reading active writers
2026/02/28 01:52:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:05 DEBUG : Looking for writers
2026/02/28 01:52:05 DEBUG : file1: reading active writers
2026/02/28 01:52:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:05 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:06.706576 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:06.706609 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:06 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:06 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)
2026/02/28 01:52:06 DEBUG : Looking for writers
2026/02/28 01:52:06 DEBUG : file1: reading active writers
2026/02/28 01:52:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:07 DEBUG : Looking for writers
2026/02/28 01:52:07 DEBUG : file1: reading active writers
2026/02/28 01:52:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:08 DEBUG : Looking for writers
2026/02/28 01:52:08 DEBUG : file1: reading active writers
2026/02/28 01:52:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:09 DEBUG : Looking for writers
2026/02/28 01:52:09 DEBUG : file1: reading active writers
2026/02/28 01:52:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:09 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:10 DEBUG : Looking for writers
2026/02/28 01:52:10 DEBUG : file1: reading active writers
2026/02/28 01:52:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:10.753870 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:10.753901 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:10 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:10 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)
2026/02/28 01:52:11 DEBUG : Looking for writers
2026/02/28 01:52:11 DEBUG : file1: reading active writers
2026/02/28 01:52:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:12 DEBUG : Looking for writers
2026/02/28 01:52:12 DEBUG : file1: reading active writers
2026/02/28 01:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:13 DEBUG : Looking for writers
2026/02/28 01:52:13 DEBUG : file1: reading active writers
2026/02/28 01:52:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:14 DEBUG : Looking for writers
2026/02/28 01:52:14 DEBUG : file1: reading active writers
2026/02/28 01:52:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:15 DEBUG : Looking for writers
2026/02/28 01:52:15 DEBUG : file1: reading active writers
2026/02/28 01:52:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:16 DEBUG : Looking for writers
2026/02/28 01:52:16 DEBUG : file1: reading active writers
2026/02/28 01:52:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:17 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:17 DEBUG : Looking for writers
2026/02/28 01:52:17 DEBUG : file1: reading active writers
2026/02/28 01:52:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:17.911199 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:17.911232 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:17 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)
2026/02/28 01:52:17 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)
2026/02/28 01:52:18 DEBUG : Looking for writers
2026/02/28 01:52:18 DEBUG : file1: reading active writers
2026/02/28 01:52:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:19 DEBUG : Looking for writers
2026/02/28 01:52:19 DEBUG : file1: reading active writers
2026/02/28 01:52:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:20 DEBUG : Looking for writers
2026/02/28 01:52:20 DEBUG : file1: reading active writers
2026/02/28 01:52:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:21 DEBUG : Looking for writers
2026/02/28 01:52:21 DEBUG : file1: reading active writers
2026/02/28 01:52:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:22 DEBUG : Looking for writers
2026/02/28 01:52:22 DEBUG : file1: reading active writers
2026/02/28 01:52:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:23 DEBUG : Looking for writers
2026/02/28 01:52:23 DEBUG : file1: reading active writers
2026/02/28 01:52:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:24 DEBUG : Looking for writers
2026/02/28 01:52:24 DEBUG : file1: reading active writers
2026/02/28 01:52:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:25 DEBUG : Looking for writers
2026/02/28 01:52:25 DEBUG : file1: reading active writers
2026/02/28 01:52:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:26 DEBUG : Looking for writers
2026/02/28 01:52:26 DEBUG : file1: reading active writers
2026/02/28 01:52:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:27 DEBUG : Looking for writers
2026/02/28 01:52:27 DEBUG : file1: reading active writers
2026/02/28 01:52:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:28 DEBUG : Looking for writers
2026/02/28 01:52:28 DEBUG : file1: reading active writers
2026/02/28 01:52:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:29 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0004585a0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007eb408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642024512} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388835587273226 ext:109538790607 loc:0x45874c0} ATime:{wall:14006388835587298002 ext:109538815384 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:52:29 DEBUG : >WaitForWriters: 
2026/02/28 01:52:29 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
2026/02/28 01:52:30 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:31 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/28 01:52:31.781997 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:31.782032 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:31 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)
2026/02/28 01:52:31 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
2026/02/28 01:52:33 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
2026/02/28 01:52:37 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/28 01:52:37 DEBUG : Looking for writers
2026/02/28 01:52:37 DEBUG : file1: reading active writers
2026/02/28 01:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/28 01:52:38 DEBUG : Looking for writers
2026/02/28 01:52:38 DEBUG : file1: reading active writers
2026/02/28 01:52:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:39 DEBUG : Looking for writers
2026/02/28 01:52:39 DEBUG : file1: reading active writers
2026/02/28 01:52:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:40 DEBUG : Looking for writers
2026/02/28 01:52:40 DEBUG : file1: reading active writers
2026/02/28 01:52:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:41 DEBUG : Looking for writers
2026/02/28 01:52:41 DEBUG : file1: reading active writers
2026/02/28 01:52:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:42 DEBUG : Looking for writers
2026/02/28 01:52:42 DEBUG : file1: reading active writers
2026/02/28 01:52:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:43 DEBUG : Looking for writers
2026/02/28 01:52:43 DEBUG : file1: reading active writers
2026/02/28 01:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:44 DEBUG : Looking for writers
2026/02/28 01:52:44 DEBUG : file1: reading active writers
2026/02/28 01:52:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:45 DEBUG : Looking for writers
2026/02/28 01:52:45 DEBUG : file1: reading active writers
2026/02/28 01:52:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:46 DEBUG : Looking for writers
2026/02/28 01:52:46 DEBUG : file1: reading active writers
2026/02/28 01:52:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:47 DEBUG : Looking for writers
2026/02/28 01:52:47 DEBUG : file1: reading active writers
2026/02/28 01:52:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:48 DEBUG : Looking for writers
2026/02/28 01:52:48 DEBUG : file1: reading active writers
2026/02/28 01:52:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:49 DEBUG : Looking for writers
2026/02/28 01:52:49 DEBUG : file1: reading active writers
2026/02/28 01:52:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:50 DEBUG : Looking for writers
2026/02/28 01:52:50 DEBUG : file1: reading active writers
2026/02/28 01:52:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:51 DEBUG : Looking for writers
2026/02/28 01:52:51 DEBUG : file1: reading active writers
2026/02/28 01:52:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:52 DEBUG : Looking for writers
2026/02/28 01:52:52 DEBUG : file1: reading active writers
2026/02/28 01:52:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:53 DEBUG : Looking for writers
2026/02/28 01:52:53 DEBUG : file1: reading active writers
2026/02/28 01:52:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:54 DEBUG : Looking for writers
2026/02/28 01:52:54 DEBUG : file1: reading active writers
2026/02/28 01:52:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:55 DEBUG : Looking for writers
2026/02/28 01:52:55 DEBUG : file1: reading active writers
2026/02/28 01:52:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:56 DEBUG : Looking for writers
2026/02/28 01:52:56 DEBUG : file1: reading active writers
2026/02/28 01:52:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:57 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:52:57 DEBUG : Looking for writers
2026/02/28 01:52:57 DEBUG : file1: reading active writers
2026/02/28 01:52:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:58.380887 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:52:58.380921 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:58 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:58 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:52:58 DEBUG : Looking for writers
2026/02/28 01:52:58 DEBUG : file1: reading active writers
2026/02/28 01:52:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:52:59 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/28 01:52:59 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/02/28 01:52:59 DEBUG : Looking for writers
2026/02/28 01:52:59 DEBUG : file1: reading active writers
2026/02/28 01:52:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:00 DEBUG : Looking for writers
2026/02/28 01:53:00 DEBUG : file1: reading active writers
2026/02/28 01:53:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:01 DEBUG : Looking for writers
2026/02/28 01:53:01 DEBUG : file1: reading active writers
2026/02/28 01:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:02 DEBUG : Looking for writers
2026/02/28 01:53:02 DEBUG : file1: reading active writers
2026/02/28 01:53:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:03 DEBUG : Looking for writers
2026/02/28 01:53:03 DEBUG : file1: reading active writers
2026/02/28 01:53:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:04 DEBUG : Looking for writers
2026/02/28 01:53:04 DEBUG : file1: reading active writers
2026/02/28 01:53:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:05 DEBUG : Looking for writers
2026/02/28 01:53:05 DEBUG : file1: reading active writers
2026/02/28 01:53:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:06 DEBUG : Looking for writers
2026/02/28 01:53:06 DEBUG : file1: reading active writers
2026/02/28 01:53:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:53:07 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0004585a0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007eb408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642024512} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388835587273226 ext:109538790607 loc:0x45874c0} ATime:{wall:14006388835587298002 ext:109538815384 loc:0x45874c0} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:53:07 DEBUG : >WaitForWriters: 
2026/02/28 01:53:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:53:07 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.22s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:53:07 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:53:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:53:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:53:07 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:53:07 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:53:07 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:53:07 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:53:07 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:53:07 DEBUG : file1: newRWFileHandle: 
2026/02/28 01:53:07 DEBUG : file1(0xc000ae6380): openPending: 
2026/02/28 01:53:07 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/28 01:53:07 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:53:07 DEBUG : file1(0xc000ae6380): >openPending: err=<nil>
2026/02/28 01:53:07 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/28 01:53:07 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:53:07 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/28 01:53:07 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/28 01:53:07 DEBUG : file1(0xc000ae6380): close: 
2026/02/28 01:53:07 DEBUG : file1: vfs cache: setting modification time to 2026-02-28 01:53:07.681955283 +0000 UTC m=+177.764799099
2026/02/28 01:53:07 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/28 01:53:07 DEBUG : file1(0xc000ae6380): >close: err=<nil>
2026/02/28 01:53:07 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/02/28 01:53:07 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/02/28 01:53:07 DEBUG : file2: newRWFileHandle: 
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): openPending: 
2026/02/28 01:53:07 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/28 01:53:07 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): >openPending: err=<nil>
2026/02/28 01:53:07 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/02/28 01:53:07 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/02/28 01:53:07 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/02/28 01:53:07 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): RWFileHandle.Flush
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): RWFileHandle.Release
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): close: 
2026/02/28 01:53:07 DEBUG : file2: vfs cache: setting modification time to 2026-02-28 01:53:07.683071888 +0000 UTC m=+177.765915734
2026/02/28 01:53:07 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/02/28 01:53:07 DEBUG : file2(0xc000ae6840): >close: err=<nil>
2026/02/28 01:53:07 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/02/28 01:53:07 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:07 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/02/28 01:53:07 DEBUG : Looking for writers
2026/02/28 01:53:07 DEBUG : file1: reading active writers
2026/02/28 01:53:07 DEBUG : file2: reading active writers
2026/02/28 01:53:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/02/28 01:53:08 DEBUG : Looking for writers
2026/02/28 01:53:08 DEBUG : file1: reading active writers
2026/02/28 01:53:08 DEBUG : file2: reading active writers
2026/02/28 01:53:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/02/28 01:53:08.567247 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:08.567308 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:08 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)
2026/02/28 01:53:08 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)
2026/02/28 01:53:08 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:08 DEBUG : Looking for writers
2026/02/28 01:53:08 DEBUG : file1: reading active writers
2026/02/28 01:53:08 DEBUG : file2: reading active writers
2026/02/28 01:53:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:09.470942 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:09.470975 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:09 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:09 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)
2026/02/28 01:53:09 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:09 DEBUG : Looking for writers
2026/02/28 01:53:09 DEBUG : file1: reading active writers
2026/02/28 01:53:09 DEBUG : file2: reading active writers
2026/02/28 01:53:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:10.300272 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:10.300320 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:10 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:10 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)
2026/02/28 01:53:10 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:10 DEBUG : Looking for writers
2026/02/28 01:53:10 DEBUG : file1: reading active writers
2026/02/28 01:53:10 DEBUG : file2: reading active writers
2026/02/28 01:53:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:11.166370 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:11.166400 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:11 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)
2026/02/28 01:53:11 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)
2026/02/28 01:53:11 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:11 DEBUG : Looking for writers
2026/02/28 01:53:11 DEBUG : file1: reading active writers
2026/02/28 01:53:11 DEBUG : file2: reading active writers
2026/02/28 01:53:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:12.143593 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:12.143612 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:12 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:12 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)
2026/02/28 01:53:12 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:12 DEBUG : Looking for writers
2026/02/28 01:53:12 DEBUG : file1: reading active writers
2026/02/28 01:53:12 DEBUG : file2: reading active writers
2026/02/28 01:53:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:12.999349 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:12.999375 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:12 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)
2026/02/28 01:53:12 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)
2026/02/28 01:53:13 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:13.820941 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:13.820968 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:13 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:13 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)
2026/02/28 01:53:13 DEBUG : Looking for writers
2026/02/28 01:53:13 DEBUG : file1: reading active writers
2026/02/28 01:53:13 DEBUG : file2: reading active writers
2026/02/28 01:53:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:14.669641 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:14.669661 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:14 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:14 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)
2026/02/28 01:53:14 DEBUG : Looking for writers
2026/02/28 01:53:14 DEBUG : file2: reading active writers
2026/02/28 01:53:14 DEBUG : file1: reading active writers
2026/02/28 01:53:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:15 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:15 DEBUG : Looking for writers
2026/02/28 01:53:15 DEBUG : file1: reading active writers
2026/02/28 01:53:15 DEBUG : file2: reading active writers
2026/02/28 01:53:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:16.241085 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:16.241118 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:16 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:16 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:16 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:16 DEBUG : Looking for writers
2026/02/28 01:53:16 DEBUG : file1: reading active writers
2026/02/28 01:53:16 DEBUG : file2: reading active writers
2026/02/28 01:53:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:17.070226 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:17.070259 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:17 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)
2026/02/28 01:53:17 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)
2026/02/28 01:53:17 DEBUG : Looking for writers
2026/02/28 01:53:17 DEBUG : file1: reading active writers
2026/02/28 01:53:17 DEBUG : file2: reading active writers
2026/02/28 01:53:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:18 DEBUG : Looking for writers
2026/02/28 01:53:18 DEBUG : file1: reading active writers
2026/02/28 01:53:18 DEBUG : file2: reading active writers
2026/02/28 01:53:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:19 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:19 DEBUG : Looking for writers
2026/02/28 01:53:19 DEBUG : file1: reading active writers
2026/02/28 01:53:19 DEBUG : file2: reading active writers
2026/02/28 01:53:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:20 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:20.527971 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:20.528005 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:20 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:20 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:20 DEBUG : Looking for writers
2026/02/28 01:53:20 DEBUG : file1: reading active writers
2026/02/28 01:53:20 DEBUG : file2: reading active writers
2026/02/28 01:53:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:21.397800 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:21.397831 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:21 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:21 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)
2026/02/28 01:53:21 DEBUG : Looking for writers
2026/02/28 01:53:21 DEBUG : file1: reading active writers
2026/02/28 01:53:21 DEBUG : file2: reading active writers
2026/02/28 01:53:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:22 DEBUG : Looking for writers
2026/02/28 01:53:22 DEBUG : file1: reading active writers
2026/02/28 01:53:22 DEBUG : file2: reading active writers
2026/02/28 01:53:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:23 DEBUG : Looking for writers
2026/02/28 01:53:23 DEBUG : file1: reading active writers
2026/02/28 01:53:23 DEBUG : file2: reading active writers
2026/02/28 01:53:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:24 DEBUG : Looking for writers
2026/02/28 01:53:24 DEBUG : file1: reading active writers
2026/02/28 01:53:24 DEBUG : file2: reading active writers
2026/02/28 01:53:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:25 DEBUG : Looking for writers
2026/02/28 01:53:25 DEBUG : file1: reading active writers
2026/02/28 01:53:25 DEBUG : file2: reading active writers
2026/02/28 01:53:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:26 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:53:26 DEBUG : Looking for writers
2026/02/28 01:53:26 DEBUG : file1: reading active writers
2026/02/28 01:53:26 DEBUG : file2: reading active writers
2026/02/28 01:53:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:27.781561 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:27.781603 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:27 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:27 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)
2026/02/28 01:53:27 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:27 DEBUG : Looking for writers
2026/02/28 01:53:27 DEBUG : file1: reading active writers
2026/02/28 01:53:27 DEBUG : file2: reading active writers
2026/02/28 01:53:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:28.670350 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:28.670386 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:28 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:28 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)
2026/02/28 01:53:28 DEBUG : Looking for writers
2026/02/28 01:53:28 DEBUG : file1: reading active writers
2026/02/28 01:53:28 DEBUG : file2: reading active writers
2026/02/28 01:53:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:29 DEBUG : Looking for writers
2026/02/28 01:53:29 DEBUG : file1: reading active writers
2026/02/28 01:53:29 DEBUG : file2: reading active writers
2026/02/28 01:53:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:30 DEBUG : Looking for writers
2026/02/28 01:53:30 DEBUG : file1: reading active writers
2026/02/28 01:53:30 DEBUG : file2: reading active writers
2026/02/28 01:53:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:31 DEBUG : Looking for writers
2026/02/28 01:53:31 DEBUG : file1: reading active writers
2026/02/28 01:53:31 DEBUG : file2: reading active writers
2026/02/28 01:53:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:32 DEBUG : Looking for writers
2026/02/28 01:53:32 DEBUG : file1: reading active writers
2026/02/28 01:53:32 DEBUG : file2: reading active writers
2026/02/28 01:53:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:33 DEBUG : Looking for writers
2026/02/28 01:53:33 DEBUG : file1: reading active writers
2026/02/28 01:53:33 DEBUG : file2: reading active writers
2026/02/28 01:53:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:34 DEBUG : Looking for writers
2026/02/28 01:53:34 DEBUG : file1: reading active writers
2026/02/28 01:53:34 DEBUG : file2: reading active writers
2026/02/28 01:53:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:35 DEBUG : Looking for writers
2026/02/28 01:53:35 DEBUG : file1: reading active writers
2026/02/28 01:53:35 DEBUG : file2: reading active writers
2026/02/28 01:53:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:36 DEBUG : Looking for writers
2026/02/28 01:53:36 DEBUG : file1: reading active writers
2026/02/28 01:53:36 DEBUG : file2: reading active writers
2026/02/28 01:53:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:37 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000814c30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000536108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639185216} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388908827725779 ext:177764799099 loc:0x45874c0} ATime:{wall:14006388908827994436 ext:177765067765 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000814c30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000537108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639189312} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388908828842384 ext:177765915734 loc:0x45874c0} ATime:{wall:14006388908829114057 ext:177766187386 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:53:37 DEBUG : >WaitForWriters: 
2026/02/28 01:53:37 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
2026/02/28 01:53:39 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/28 01:53:40 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/02/28 01:53:41.378097 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:41.378201 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:41 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)
2026/02/28 01:53:41 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)
2026/02/28 01:53:41 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:53:41 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
2026/02/28 01:53:42.606028 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:53:42.606051 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:53:42 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)
2026/02/28 01:53:42 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/02/28 01:53:45 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:53:45 DEBUG : Looking for writers
2026/02/28 01:53:45 DEBUG : file1: reading active writers
2026/02/28 01:53:45 DEBUG : file2: reading active writers
2026/02/28 01:53:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/02/28 01:53:45 DEBUG : Looking for writers
2026/02/28 01:53:45 DEBUG : file2: reading active writers
2026/02/28 01:53:45 DEBUG : file1: reading active writers
2026/02/28 01:53:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/02/28 01:53:45 DEBUG : Looking for writers
2026/02/28 01:53:45 DEBUG : file1: reading active writers
2026/02/28 01:53:45 DEBUG : file2: reading active writers
2026/02/28 01:53:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/02/28 01:53:45 DEBUG : Looking for writers
2026/02/28 01:53:45 DEBUG : file1: reading active writers
2026/02/28 01:53:45 DEBUG : file2: reading active writers
2026/02/28 01:53:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/02/28 01:53:45 DEBUG : Looking for writers
2026/02/28 01:53:45 DEBUG : file1: reading active writers
2026/02/28 01:53:45 DEBUG : file2: reading active writers
2026/02/28 01:53:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/02/28 01:53:46 DEBUG : Looking for writers
2026/02/28 01:53:46 DEBUG : file1: reading active writers
2026/02/28 01:53:46 DEBUG : file2: reading active writers
2026/02/28 01:53:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/02/28 01:53:46 DEBUG : Looking for writers
2026/02/28 01:53:46 DEBUG : file2: reading active writers
2026/02/28 01:53:46 DEBUG : file1: reading active writers
2026/02/28 01:53:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/02/28 01:53:46 DEBUG : Looking for writers
2026/02/28 01:53:46 DEBUG : file1: reading active writers
2026/02/28 01:53:46 DEBUG : file2: reading active writers
2026/02/28 01:53:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:47 DEBUG : Looking for writers
2026/02/28 01:53:47 DEBUG : file1: reading active writers
2026/02/28 01:53:47 DEBUG : file2: reading active writers
2026/02/28 01:53:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:48 DEBUG : Looking for writers
2026/02/28 01:53:48 DEBUG : file1: reading active writers
2026/02/28 01:53:48 DEBUG : file2: reading active writers
2026/02/28 01:53:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:49 DEBUG : Looking for writers
2026/02/28 01:53:49 DEBUG : file1: reading active writers
2026/02/28 01:53:49 DEBUG : file2: reading active writers
2026/02/28 01:53:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:50 DEBUG : Looking for writers
2026/02/28 01:53:50 DEBUG : file1: reading active writers
2026/02/28 01:53:50 DEBUG : file2: reading active writers
2026/02/28 01:53:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:51 DEBUG : Looking for writers
2026/02/28 01:53:51 DEBUG : file1: reading active writers
2026/02/28 01:53:51 DEBUG : file2: reading active writers
2026/02/28 01:53:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:52 DEBUG : Looking for writers
2026/02/28 01:53:52 DEBUG : file1: reading active writers
2026/02/28 01:53:52 DEBUG : file2: reading active writers
2026/02/28 01:53:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:53 DEBUG : Looking for writers
2026/02/28 01:53:53 DEBUG : file1: reading active writers
2026/02/28 01:53:53 DEBUG : file2: reading active writers
2026/02/28 01:53:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:54 DEBUG : Looking for writers
2026/02/28 01:53:54 DEBUG : file1: reading active writers
2026/02/28 01:53:54 DEBUG : file2: reading active writers
2026/02/28 01:53:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:55 DEBUG : Looking for writers
2026/02/28 01:53:55 DEBUG : file1: reading active writers
2026/02/28 01:53:55 DEBUG : file2: reading active writers
2026/02/28 01:53:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:56 DEBUG : Looking for writers
2026/02/28 01:53:56 DEBUG : file1: reading active writers
2026/02/28 01:53:56 DEBUG : file2: reading active writers
2026/02/28 01:53:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:57 DEBUG : Looking for writers
2026/02/28 01:53:57 DEBUG : file1: reading active writers
2026/02/28 01:53:57 DEBUG : file2: reading active writers
2026/02/28 01:53:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:58 DEBUG : Looking for writers
2026/02/28 01:53:58 DEBUG : file1: reading active writers
2026/02/28 01:53:58 DEBUG : file2: reading active writers
2026/02/28 01:53:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:53:59 DEBUG : Looking for writers
2026/02/28 01:53:59 DEBUG : file1: reading active writers
2026/02/28 01:53:59 DEBUG : file2: reading active writers
2026/02/28 01:53:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:00 DEBUG : Looking for writers
2026/02/28 01:54:00 DEBUG : file1: reading active writers
2026/02/28 01:54:00 DEBUG : file2: reading active writers
2026/02/28 01:54:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:01 DEBUG : Looking for writers
2026/02/28 01:54:01 DEBUG : file1: reading active writers
2026/02/28 01:54:01 DEBUG : file2: reading active writers
2026/02/28 01:54:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:02 DEBUG : Looking for writers
2026/02/28 01:54:02 DEBUG : file2: reading active writers
2026/02/28 01:54:02 DEBUG : file1: reading active writers
2026/02/28 01:54:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:03 DEBUG : Looking for writers
2026/02/28 01:54:03 DEBUG : file1: reading active writers
2026/02/28 01:54:03 DEBUG : file2: reading active writers
2026/02/28 01:54:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:04 DEBUG : Looking for writers
2026/02/28 01:54:04 DEBUG : file1: reading active writers
2026/02/28 01:54:04 DEBUG : file2: reading active writers
2026/02/28 01:54:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:05 DEBUG : Looking for writers
2026/02/28 01:54:05 DEBUG : file1: reading active writers
2026/02/28 01:54:05 DEBUG : file2: reading active writers
2026/02/28 01:54:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:06 DEBUG : Looking for writers
2026/02/28 01:54:06 DEBUG : file1: reading active writers
2026/02/28 01:54:06 DEBUG : file2: reading active writers
2026/02/28 01:54:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:06 DEBUG : file1: vfs cache: starting upload
2026/02/28 01:54:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/02/28 01:54:07 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/28 01:54:07 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 1, uploading 1, total size 0 (was 0)
2026/02/28 01:54:07.949621 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:07.949644 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:07 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:07 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)
2026/02/28 01:54:07 DEBUG : Looking for writers
2026/02/28 01:54:07 DEBUG : file2: reading active writers
2026/02/28 01:54:07 DEBUG : file1: reading active writers
2026/02/28 01:54:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:08 DEBUG : file2: vfs cache: starting upload
2026/02/28 01:54:08.960247 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:08.960279 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:08 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)
2026/02/28 01:54:08 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)
2026/02/28 01:54:08 DEBUG : Looking for writers
2026/02/28 01:54:08 DEBUG : file2: reading active writers
2026/02/28 01:54:08 DEBUG : file1: reading active writers
2026/02/28 01:54:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:09 DEBUG : Looking for writers
2026/02/28 01:54:09 DEBUG : file1: reading active writers
2026/02/28 01:54:09 DEBUG : file2: reading active writers
2026/02/28 01:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:10 DEBUG : Looking for writers
2026/02/28 01:54:10 DEBUG : file2: reading active writers
2026/02/28 01:54:10 DEBUG : file1: reading active writers
2026/02/28 01:54:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:11 DEBUG : Looking for writers
2026/02/28 01:54:11 DEBUG : file1: reading active writers
2026/02/28 01:54:11 DEBUG : file2: reading active writers
2026/02/28 01:54:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:12 DEBUG : Looking for writers
2026/02/28 01:54:12 DEBUG : file1: reading active writers
2026/02/28 01:54:12 DEBUG : file2: reading active writers
2026/02/28 01:54:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:13 DEBUG : Looking for writers
2026/02/28 01:54:13 DEBUG : file1: reading active writers
2026/02/28 01:54:13 DEBUG : file2: reading active writers
2026/02/28 01:54:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:14 DEBUG : Looking for writers
2026/02/28 01:54:14 DEBUG : file1: reading active writers
2026/02/28 01:54:14 DEBUG : file2: reading active writers
2026/02/28 01:54:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/28 01:54:15 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000814c30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000536108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639185216} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388908827725779 ext:177764799099 loc:0x45874c0} ATime:{wall:14006388908827994436 ext:177765067765 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000814c30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000537108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639189312} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14006388908828842384 ext:177765915734 loc:0x45874c0} ATime:{wall:14006388908829114057 ext:177766187386 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/28 01:54:15 DEBUG : >WaitForWriters: 
2026/02/28 01:54:15 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:54:15 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.34s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:15 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:15 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:54:15 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:15 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:54:16.493522 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:16.493574 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:16 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:16 DEBUG : Looking for writers
2026/02/28 01:54:16 DEBUG : >WaitForWriters: 
2026/02/28 01:54:16 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:54:16 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.76s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:16 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:16 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:54:16 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:16 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:54:17.283313 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:17.283346 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:17 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:17 DEBUG : Looking for writers
2026/02/28 01:54:17 DEBUG : >WaitForWriters: 
2026/02/28 01:54:17 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:54:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.81s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:17 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:17 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:54:17 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:17 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:54:17 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:54:17 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:54:17 DEBUG : file1: newRWFileHandle: 
2026/02/28 01:54:17 DEBUG : file1(0xc000a44dc0): openPending: 
2026/02/28 01:54:17 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/28 01:54:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:54:17 DEBUG : file1(0xc000a44dc0): >openPending: err=<nil>
2026/02/28 01:54:17 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/28 01:54:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:54:17 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/28 01:54:17 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/28 01:54:18.307836 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:18.307856 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:18 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/02/28 01:54:18 DEBUG : Looking for writers
2026/02/28 01:54:18 DEBUG : file1: reading active writers
2026/02/28 01:54:18 DEBUG : file1: active writers 1
2026/02/28 01:54:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/02/28 01:54:19 DEBUG : Looking for writers
2026/02/28 01:54:19 DEBUG : file1: reading active writers
2026/02/28 01:54:19 DEBUG : file1: active writers 1
2026/02/28 01:54:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:20 DEBUG : Looking for writers
2026/02/28 01:54:20 DEBUG : file1: reading active writers
2026/02/28 01:54:20 DEBUG : file1: active writers 1
2026/02/28 01:54:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:21 DEBUG : Looking for writers
2026/02/28 01:54:21 DEBUG : file1: reading active writers
2026/02/28 01:54:21 DEBUG : file1: active writers 1
2026/02/28 01:54:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:22 DEBUG : Looking for writers
2026/02/28 01:54:22 DEBUG : file1: reading active writers
2026/02/28 01:54:22 DEBUG : file1: active writers 1
2026/02/28 01:54:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:23 DEBUG : Looking for writers
2026/02/28 01:54:23 DEBUG : file1: reading active writers
2026/02/28 01:54:23 DEBUG : file1: active writers 1
2026/02/28 01:54:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:24 DEBUG : Looking for writers
2026/02/28 01:54:24 DEBUG : file1: reading active writers
2026/02/28 01:54:24 DEBUG : file1: active writers 1
2026/02/28 01:54:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:25 DEBUG : Looking for writers
2026/02/28 01:54:25 DEBUG : file1: reading active writers
2026/02/28 01:54:25 DEBUG : file1: active writers 1
2026/02/28 01:54:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:26 DEBUG : Looking for writers
2026/02/28 01:54:26 DEBUG : file1: reading active writers
2026/02/28 01:54:26 DEBUG : file1: active writers 1
2026/02/28 01:54:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:27 DEBUG : Looking for writers
2026/02/28 01:54:27 DEBUG : file1: reading active writers
2026/02/28 01:54:27 DEBUG : file1: active writers 1
2026/02/28 01:54:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:28 DEBUG : Looking for writers
2026/02/28 01:54:28 DEBUG : file1: reading active writers
2026/02/28 01:54:28 DEBUG : file1: active writers 1
2026/02/28 01:54:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:29 DEBUG : Looking for writers
2026/02/28 01:54:29 DEBUG : file1: reading active writers
2026/02/28 01:54:29 DEBUG : file1: active writers 1
2026/02/28 01:54:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:30 DEBUG : Looking for writers
2026/02/28 01:54:30 DEBUG : file1: reading active writers
2026/02/28 01:54:30 DEBUG : file1: active writers 1
2026/02/28 01:54:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:31 DEBUG : Looking for writers
2026/02/28 01:54:31 DEBUG : file1: reading active writers
2026/02/28 01:54:31 DEBUG : file1: active writers 1
2026/02/28 01:54:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:32 DEBUG : Looking for writers
2026/02/28 01:54:32 DEBUG : file1: reading active writers
2026/02/28 01:54:32 DEBUG : file1: active writers 1
2026/02/28 01:54:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:33 DEBUG : Looking for writers
2026/02/28 01:54:33 DEBUG : file1: reading active writers
2026/02/28 01:54:33 DEBUG : file1: active writers 1
2026/02/28 01:54:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:34 DEBUG : Looking for writers
2026/02/28 01:54:34 DEBUG : file1: reading active writers
2026/02/28 01:54:34 DEBUG : file1: active writers 1
2026/02/28 01:54:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:35 DEBUG : Looking for writers
2026/02/28 01:54:35 DEBUG : file1: reading active writers
2026/02/28 01:54:35 DEBUG : file1: active writers 1
2026/02/28 01:54:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:36 DEBUG : Looking for writers
2026/02/28 01:54:36 DEBUG : file1: reading active writers
2026/02/28 01:54:36 DEBUG : file1: active writers 1
2026/02/28 01:54:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:37 DEBUG : Looking for writers
2026/02/28 01:54:37 DEBUG : file1: reading active writers
2026/02/28 01:54:37 DEBUG : file1: active writers 1
2026/02/28 01:54:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:38 DEBUG : Looking for writers
2026/02/28 01:54:38 DEBUG : file1: reading active writers
2026/02/28 01:54:38 DEBUG : file1: active writers 1
2026/02/28 01:54:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:39 DEBUG : Looking for writers
2026/02/28 01:54:39 DEBUG : file1: reading active writers
2026/02/28 01:54:39 DEBUG : file1: active writers 1
2026/02/28 01:54:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:40 DEBUG : Looking for writers
2026/02/28 01:54:40 DEBUG : file1: reading active writers
2026/02/28 01:54:40 DEBUG : file1: active writers 1
2026/02/28 01:54:40 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:41 DEBUG : Looking for writers
2026/02/28 01:54:41 DEBUG : file1: reading active writers
2026/02/28 01:54:41 DEBUG : file1: active writers 1
2026/02/28 01:54:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:42 DEBUG : Looking for writers
2026/02/28 01:54:42 DEBUG : file1: reading active writers
2026/02/28 01:54:42 DEBUG : file1: active writers 1
2026/02/28 01:54:42 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:43 DEBUG : Looking for writers
2026/02/28 01:54:43 DEBUG : file1: reading active writers
2026/02/28 01:54:43 DEBUG : file1: active writers 1
2026/02/28 01:54:43 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:44 DEBUG : Looking for writers
2026/02/28 01:54:44 DEBUG : file1: reading active writers
2026/02/28 01:54:44 DEBUG : file1: active writers 1
2026/02/28 01:54:44 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:45 DEBUG : Looking for writers
2026/02/28 01:54:45 DEBUG : file1: reading active writers
2026/02/28 01:54:45 DEBUG : file1: active writers 1
2026/02/28 01:54:45 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:46 DEBUG : Looking for writers
2026/02/28 01:54:46 DEBUG : file1: reading active writers
2026/02/28 01:54:46 DEBUG : file1: active writers 1
2026/02/28 01:54:46 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:47 DEBUG : Looking for writers
2026/02/28 01:54:47 DEBUG : file1: reading active writers
2026/02/28 01:54:47 DEBUG : file1: active writers 1
2026/02/28 01:54:47 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/28 01:54:48 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0009b6b40 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007eaf08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642023232} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc0001c8308 info:{ModTime:{wall:14006388983900646296 ext:247675791945 loc:0x45874c0} ATime:{wall:14006388983900646296 ext:247675791945 loc:0x45874c0} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/02/28 01:54:48 DEBUG : >WaitForWriters: 
2026/02/28 01:54:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:54:48 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (31.08s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:48 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/28 01:54:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/28 01:54:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-buqurec4rure"
2026/02/28 01:54:48 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/28 01:54:48 DEBUG : forgetting directory cache
2026/02/28 01:54:49.219520 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:49.219539 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:49 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:49 DEBUG : Looking for writers
2026/02/28 01:54:49 DEBUG : >WaitForWriters: 
2026/02/28 01:54:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': vfs cache: cleaner exiting
2026/02/28 01:54:49 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.85s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:50.013336 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:50.013354 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:50 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.81s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:50.843504 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:50.843522 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:50 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.80s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:50 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:50 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:51.620661 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:51.620678 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:51 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:51 DEBUG : Looking for writers
2026/02/28 01:54:51 DEBUG : >WaitForWriters: 
2026/02/28 01:54:51 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.83s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:51 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:51 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:52.515123 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:52.515144 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:52 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:52 DEBUG : Looking for writers
2026/02/28 01:54:52 DEBUG : >WaitForWriters: 
2026/02/28 01:54:52 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.84s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:52 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:52 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:53.306616 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:53.306694 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:53 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:53 DEBUG : Looking for writers
2026/02/28 01:54:53 DEBUG : >WaitForWriters: 
2026/02/28 01:54:53 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.81s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:53 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:53 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:54.148839 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:54.148857 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:54 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:54 DEBUG : Looking for writers
2026/02/28 01:54:54 DEBUG : >WaitForWriters: 
2026/02/28 01:54:54 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.83s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:54 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:54 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:54 ERROR : error listing: directory not found
2026/02/28 01:54:55.281228 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:55.281244 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:55 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
2026/02/28 01:54:55 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:55 DEBUG : Looking for writers
2026/02/28 01:54:55 DEBUG : >WaitForWriters: 
2026/02/28 01:54:55 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.14s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:55 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:55 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:55 ERROR : error listing: directory not found
2026/02/28 01:54:55 ERROR : error listing: directory not found
2026/02/28 01:54:56.455729 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:56.455756 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:56 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
2026/02/28 01:54:56 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:54:56 DEBUG : Looking for writers
2026/02/28 01:54:56 DEBUG : >WaitForWriters: 
2026/02/28 01:54:56 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.18s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:54:56 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:54:56 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:54:56 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:54:56 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:54:56 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:54:56 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:54:56 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:54:56 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:54:56 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/02/28 01:54:56 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/02/28 01:54:56 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/02/28 01:54:56 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (5 bytes), uploading instead of streaming
2026/02/28 01:54:57.624435 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:54:57.624463 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:54:57 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)
2026/02/28 01:54:57 DEBUG : file1: Remove: 
2026/02/28 01:54:57 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:54:57 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
2026/02/28 01:54:57 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
2026/02/28 01:54:59 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
2026/02/28 01:55:01 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
2026/02/28 01:55:05 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:05 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:05 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:05 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:05 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:05 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:05 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (0 bytes), uploading instead of streaming
2026/02/28 01:55:06.389582 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:06.389600 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:06 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)
2026/02/28 01:55:06 DEBUG : file1: Remove: 
2026/02/28 01:55:06 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:06 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
2026/02/28 01:55:06 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:06 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:06 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:06 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:06 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:06 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
2026/02/28 01:55:06 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/02/28 01:55:06 DEBUG : Looking for writers
2026/02/28 01:55:06 DEBUG : file1: reading active writers
2026/02/28 01:55:06 DEBUG : file1: active writers 1
2026/02/28 01:55:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/02/28 01:55:07 DEBUG : Looking for writers
2026/02/28 01:55:07 DEBUG : file1: reading active writers
2026/02/28 01:55:07 DEBUG : file1: active writers 1
2026/02/28 01:55:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/02/28 01:55:07 DEBUG : Looking for writers
2026/02/28 01:55:07 DEBUG : file1: reading active writers
2026/02/28 01:55:07 DEBUG : file1: active writers 1
2026/02/28 01:55:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:08 DEBUG : Looking for writers
2026/02/28 01:55:08 DEBUG : file1: reading active writers
2026/02/28 01:55:08 DEBUG : file1: active writers 1
2026/02/28 01:55:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:09 DEBUG : Looking for writers
2026/02/28 01:55:09 DEBUG : file1: reading active writers
2026/02/28 01:55:09 DEBUG : file1: active writers 1
2026/02/28 01:55:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:10 DEBUG : Looking for writers
2026/02/28 01:55:10 DEBUG : file1: reading active writers
2026/02/28 01:55:10 DEBUG : file1: active writers 1
2026/02/28 01:55:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:11 DEBUG : Looking for writers
2026/02/28 01:55:11 DEBUG : file1: reading active writers
2026/02/28 01:55:11 DEBUG : file1: active writers 1
2026/02/28 01:55:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:12 DEBUG : Looking for writers
2026/02/28 01:55:12 DEBUG : file1: reading active writers
2026/02/28 01:55:12 DEBUG : file1: active writers 1
2026/02/28 01:55:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:13 DEBUG : Looking for writers
2026/02/28 01:55:13 DEBUG : file1: reading active writers
2026/02/28 01:55:13 DEBUG : file1: active writers 1
2026/02/28 01:55:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:14 DEBUG : Looking for writers
2026/02/28 01:55:14 DEBUG : file1: reading active writers
2026/02/28 01:55:14 DEBUG : file1: active writers 1
2026/02/28 01:55:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:15 DEBUG : Looking for writers
2026/02/28 01:55:15 DEBUG : file1: reading active writers
2026/02/28 01:55:15 DEBUG : file1: active writers 1
2026/02/28 01:55:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:16 DEBUG : Looking for writers
2026/02/28 01:55:16 DEBUG : file1: reading active writers
2026/02/28 01:55:16 DEBUG : file1: active writers 1
2026/02/28 01:55:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:17 DEBUG : Looking for writers
2026/02/28 01:55:17 DEBUG : file1: reading active writers
2026/02/28 01:55:17 DEBUG : file1: active writers 1
2026/02/28 01:55:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:18 DEBUG : Looking for writers
2026/02/28 01:55:18 DEBUG : file1: reading active writers
2026/02/28 01:55:18 DEBUG : file1: active writers 1
2026/02/28 01:55:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:19 DEBUG : Looking for writers
2026/02/28 01:55:19 DEBUG : file1: reading active writers
2026/02/28 01:55:19 DEBUG : file1: active writers 1
2026/02/28 01:55:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:20 DEBUG : Looking for writers
2026/02/28 01:55:20 DEBUG : file1: reading active writers
2026/02/28 01:55:20 DEBUG : file1: active writers 1
2026/02/28 01:55:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:21 DEBUG : Looking for writers
2026/02/28 01:55:21 DEBUG : file1: reading active writers
2026/02/28 01:55:21 DEBUG : file1: active writers 1
2026/02/28 01:55:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:22 DEBUG : Looking for writers
2026/02/28 01:55:22 DEBUG : file1: reading active writers
2026/02/28 01:55:22 DEBUG : file1: active writers 1
2026/02/28 01:55:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:23 DEBUG : Looking for writers
2026/02/28 01:55:23 DEBUG : file1: reading active writers
2026/02/28 01:55:23 DEBUG : file1: active writers 1
2026/02/28 01:55:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:24 DEBUG : Looking for writers
2026/02/28 01:55:24 DEBUG : file1: reading active writers
2026/02/28 01:55:24 DEBUG : file1: active writers 1
2026/02/28 01:55:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:25 DEBUG : Looking for writers
2026/02/28 01:55:25 DEBUG : file1: reading active writers
2026/02/28 01:55:25 DEBUG : file1: active writers 1
2026/02/28 01:55:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:26 DEBUG : Looking for writers
2026/02/28 01:55:26 DEBUG : file1: reading active writers
2026/02/28 01:55:26 DEBUG : file1: active writers 1
2026/02/28 01:55:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:27 DEBUG : Looking for writers
2026/02/28 01:55:27 DEBUG : file1: reading active writers
2026/02/28 01:55:27 DEBUG : file1: active writers 1
2026/02/28 01:55:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:28 DEBUG : Looking for writers
2026/02/28 01:55:28 DEBUG : file1: reading active writers
2026/02/28 01:55:28 DEBUG : file1: active writers 1
2026/02/28 01:55:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:29 DEBUG : Looking for writers
2026/02/28 01:55:29 DEBUG : file1: reading active writers
2026/02/28 01:55:29 DEBUG : file1: active writers 1
2026/02/28 01:55:29 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:30 DEBUG : Looking for writers
2026/02/28 01:55:30 DEBUG : file1: reading active writers
2026/02/28 01:55:30 DEBUG : file1: active writers 1
2026/02/28 01:55:30 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:31 DEBUG : Looking for writers
2026/02/28 01:55:31 DEBUG : file1: reading active writers
2026/02/28 01:55:31 DEBUG : file1: active writers 1
2026/02/28 01:55:31 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:32 DEBUG : Looking for writers
2026/02/28 01:55:32 DEBUG : file1: reading active writers
2026/02/28 01:55:32 DEBUG : file1: active writers 1
2026/02/28 01:55:32 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:33 DEBUG : Looking for writers
2026/02/28 01:55:33 DEBUG : file1: reading active writers
2026/02/28 01:55:33 DEBUG : file1: active writers 1
2026/02/28 01:55:33 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:34 DEBUG : Looking for writers
2026/02/28 01:55:34 DEBUG : file1: reading active writers
2026/02/28 01:55:34 DEBUG : file1: active writers 1
2026/02/28 01:55:34 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:35 DEBUG : Looking for writers
2026/02/28 01:55:35 DEBUG : file1: reading active writers
2026/02/28 01:55:35 DEBUG : file1: active writers 1
2026/02/28 01:55:35 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/28 01:55:36 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/02/28 01:55:36 DEBUG : >WaitForWriters: 
2026/02/28 01:55:36 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.93s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:36 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:36 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:36 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:36 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:36 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:36 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:36 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/02/28 01:55:37 DEBUG : file1: aborting in-sequence write wait, off=100
2026/02/28 01:55:37 DEBUG : file1: failed to wait for in-sequence write to 100
2026/02/28 01:55:37 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/02/28 01:55:37 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (11 bytes), uploading instead of streaming
2026/02/28 01:55:38.423917 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:38.424134 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:38 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:38 DEBUG : file1: Remove: 
2026/02/28 01:55:38 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:38 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
2026/02/28 01:55:38 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
2026/02/28 01:55:38 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
2026/02/28 01:55:39 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
2026/02/28 01:55:42 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
2026/02/28 01:55:46 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:46 DEBUG : Looking for writers
2026/02/28 01:55:46 DEBUG : >WaitForWriters: 
2026/02/28 01:55:46 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.04s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:46 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:46 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:46 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:46 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:46 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:46 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:46 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:46 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/02/28 01:55:46 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:46 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (5 bytes), uploading instead of streaming
2026/02/28 01:55:47.499162 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:47.499180 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:47 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)
2026/02/28 01:55:47 DEBUG : file1: Remove: 
2026/02/28 01:55:47 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:47 DEBUG : file1: >Remove: err=<nil>
2026/02/28 01:55:47 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
2026/02/28 01:55:47 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
2026/02/28 01:55:47 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:47 DEBUG : Looking for writers
2026/02/28 01:55:47 DEBUG : >WaitForWriters: 
2026/02/28 01:55:47 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.10s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:47 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:47 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:47 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:47 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:47 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:47 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:47 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:47 DEBUG : file1: WriteFileHandle.Release closing
2026/02/28 01:55:47 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:47 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (0 bytes), uploading instead of streaming
2026/02/28 01:55:48.608393 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:48.608412 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:48 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)
2026/02/28 01:55:48 DEBUG : file1: Remove: 
2026/02/28 01:55:48 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:48 DEBUG : file1: >Remove: err=<nil>
2026/02/28 01:55:48 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
2026/02/28 01:55:48 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/02/28 01:55:48 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:48 DEBUG : Looking for writers
2026/02/28 01:55:48 DEBUG : >WaitForWriters: 
2026/02/28 01:55:48 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.06s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:48 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:48 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:48 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:48 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:48 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:48 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:48 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (2 bytes), uploading instead of streaming
2026/02/28 01:55:49.649293 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:49.649335 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:49 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:49 DEBUG : file1: Remove: 
2026/02/28 01:55:49 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:49 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
2026/02/28 01:55:49 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:49 DEBUG : Looking for writers
2026/02/28 01:55:49 DEBUG : >WaitForWriters: 
2026/02/28 01:55:49 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.03s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:49 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:49 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:49 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (0 bytes), uploading instead of streaming
2026/02/28 01:55:50.760540 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:50.760569 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:50 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:50 DEBUG : file1: Remove: 
2026/02/28 01:55:50 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:50 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/02/28 01:55:50 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/02/28 01:55:50 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/02/28 01:55:50 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:50 DEBUG : Looking for writers
2026/02/28 01:55:50 DEBUG : >WaitForWriters: 
2026/02/28 01:55:50 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.13s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:50 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:50 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:50 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/28 01:55:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/28 01:55:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:51 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/28 01:55:51 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/28 01:55:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/28 01:55:51 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': File to upload is small (100 bytes), uploading instead of streaming
2026/02/28 01:55:51.878467 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:51.878489 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:51 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:51 DEBUG : file1: Remove: 
2026/02/28 01:55:51 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/28 01:55:51 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/02/28 01:55:51 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/02/28 01:55:51 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/02/28 01:55:51 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:51 DEBUG : Looking for writers
2026/02/28 01:55:51 DEBUG : >WaitForWriters: 
2026/02/28 01:55:52 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.10s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:52 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:52 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:52.618522 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:52.618546 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:52 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:52 DEBUG : Looking for writers
2026/02/28 01:55:52 DEBUG : >WaitForWriters: 
2026/02/28 01:55:52 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.78s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:52 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:52 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:53.404864 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:53.404877 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:53 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:53 DEBUG : Looking for writers
2026/02/28 01:55:53 DEBUG : >WaitForWriters: 
2026/02/28 01:55:53 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.75s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:53 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:53 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:54.656346 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:54.656371 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:54 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:54 DEBUG : Looking for writers
2026/02/28 01:55:54 DEBUG : >WaitForWriters: 
2026/02/28 01:55:54 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (1.27s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-buqurec4rure'", Local "Local file system at /tmp/rclone2878467521", Modify Window "1s"
2026/02/28 01:55:54 INFO  : proton drive root link ID 'rclone-test-buqurec4rure': poll-interval is not supported by this remote
2026/02/28 01:55:54 NOTICE: proton drive root link ID 'rclone-test-buqurec4rure': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/28 01:55:55.438340 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/28 01:55:55.438359 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-buqurec4rure'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/28 01:55:55 DEBUG : WaitForWriters: timeout=30s
2026/02/28 01:55:55 DEBUG : Looking for writers
2026/02/28 01:55:55 DEBUG : >WaitForWriters: 
2026/02/28 01:55:55 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.80s)
FAIL
2026/02/28 01:55:55 DEBUG : proton drive root link ID 'rclone-test-buqurec4rure': Purge remote
2026/02/28 01:55:55 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 5m45.853803099s (try 3/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]