"./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)
2026/02/15 03:30:52 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-xoqexaw5moki"
2026/02/15 03:30:52 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/02/15 03:30:52 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': Has cached credentials
2026/02/15 03:30:54 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': Used cached credential to initialize the ProtonDrive API
2026/02/15 03:30:55 DEBUG : Creating backend with remote "/tmp/rclone2954050219"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:55 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:55 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:55.817676 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:55.817697 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:55 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:55 DEBUG : Looking for writers
2026/02/15 03:30:55 DEBUG : >WaitForWriters: 
2026/02/15 03:30:55 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.94s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:55 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:55 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:56.795750 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:56.795820 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:56 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:56 DEBUG : Looking for writers
2026/02/15 03:30:56 DEBUG : >WaitForWriters: 
2026/02/15 03:30:56 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.98s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:56 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:56 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:57.659108 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:57.659174 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:57 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:57 DEBUG : Looking for writers
2026/02/15 03:30:57 DEBUG : >WaitForWriters: 
2026/02/15 03:30:57 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.85s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:57 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:57 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:58.408608 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:58.408643 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:58 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:58 DEBUG : Looking for writers
2026/02/15 03:30:58 DEBUG : >WaitForWriters: 
2026/02/15 03:30:58 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.76s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:58 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:58 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:59.390913 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:59.390998 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:59 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:59 DEBUG : Looking for writers
2026/02/15 03:30:59 DEBUG : >WaitForWriters: 
2026/02/15 03:30:59 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.91s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:30:59 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:30:59 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:30:59.974189 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:30:59.974223 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:30:59 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:30:59 DEBUG : Looking for writers
2026/02/15 03:30:59 DEBUG : >WaitForWriters: 
2026/02/15 03:31:00 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.59s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:00 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:00 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:00.772376 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:00.772396 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:00 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:00 DEBUG : Looking for writers
2026/02/15 03:31:00 DEBUG : >WaitForWriters: 
2026/02/15 03:31:00 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.79s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:00 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:00 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:01.372715 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:01.372738 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:01 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:01 DEBUG : Looking for writers
2026/02/15 03:31:01 DEBUG : >WaitForWriters: 
2026/02/15 03:31:01 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.67s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:01 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:01 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:02.314731 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:02.314757 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:02 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:02 DEBUG : Looking for writers
2026/02/15 03:31:02 DEBUG : >WaitForWriters: 
2026/02/15 03:31:02 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.95s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:02 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:02 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:02.976711 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:02.976743 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:02 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:02 DEBUG : Looking for writers
2026/02/15 03:31:02 DEBUG : >WaitForWriters: 
2026/02/15 03:31:03 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.58s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:03 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:03 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:03.862274 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:03.862294 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:03 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:03 DEBUG : Looking for writers
2026/02/15 03:31:03 DEBUG : >WaitForWriters: 
2026/02/15 03:31:04 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.98s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:04 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:04 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:04.892805 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:04.892873 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:04 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:04 DEBUG : Looking for writers
2026/02/15 03:31:04 DEBUG : >WaitForWriters: 
2026/02/15 03:31:04 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.96s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:04 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:04 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:05.633890 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:05.633910 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:05 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:05 DEBUG : Looking for writers
2026/02/15 03:31:05 DEBUG : >WaitForWriters: 
2026/02/15 03:31:05 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.81s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:05 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:05 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:06.376740 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:06.376772 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:06 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:06 DEBUG : Looking for writers
2026/02/15 03:31:06 DEBUG : >WaitForWriters: 
2026/02/15 03:31:06 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.76s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:06 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:06 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:07.079628 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:07.079674 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:07 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:07 DEBUG : Looking for writers
2026/02/15 03:31:07 DEBUG : >WaitForWriters: 
2026/02/15 03:31:07 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.69s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:07 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:07 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:07.790786 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:07.790806 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:07 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:07 DEBUG : Looking for writers
2026/02/15 03:31:07 DEBUG : >WaitForWriters: 
2026/02/15 03:31:07 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.63s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:07 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:07 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:08.570964 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:08.570984 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:08 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:08 DEBUG : Looking for writers
2026/02/15 03:31:08 DEBUG : >WaitForWriters: 
2026/02/15 03:31:08 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.77s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:08 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:08 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:09.443816 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:09.443848 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:09 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:09 DEBUG : Looking for writers
2026/02/15 03:31:09 DEBUG : >WaitForWriters: 
2026/02/15 03:31:09 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.88s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:09 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:09 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:10.121090 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:10.121114 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:10 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:10 DEBUG : Looking for writers
2026/02/15 03:31:10 DEBUG : >WaitForWriters: 
2026/02/15 03:31:10 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.74s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:10 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:10 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:11.105036 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:11.105066 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:11 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:11 DEBUG : Looking for writers
2026/02/15 03:31:11 DEBUG : >WaitForWriters: 
2026/02/15 03:31:11 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (1.01s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:11 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:11 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:11.954196 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:11.954222 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:11 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:11 DEBUG : Looking for writers
2026/02/15 03:31:11 DEBUG : >WaitForWriters: 
2026/02/15 03:31:12 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.76s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:12 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:12 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:12.826696 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:12.826730 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:12 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:12 DEBUG : Looking for writers
2026/02/15 03:31:12 DEBUG : >WaitForWriters: 
2026/02/15 03:31:13 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-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:13 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:13 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:13.544146 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:13.544170 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:13 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:13 DEBUG : Looking for writers
2026/02/15 03:31:13 DEBUG : >WaitForWriters: 
2026/02/15 03:31:13 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-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:13 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:13 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:14.252345 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:14.252376 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:14 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:14 DEBUG : Looking for writers
2026/02/15 03:31:14 DEBUG : >WaitForWriters: 
2026/02/15 03:31:14 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-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:14 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:14 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:14 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:14 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:15.180543 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:15.180562 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:15 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:15 DEBUG : Looking for writers
2026/02/15 03:31:15 DEBUG : >WaitForWriters: 
2026/02/15 03:31:15 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:15 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-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:15 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:15 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:15 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:15 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:15 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:15.926663 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:15.926683 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:15 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:15 DEBUG : Looking for writers
2026/02/15 03:31:15 DEBUG : >WaitForWriters: 
2026/02/15 03:31:15 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:16 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-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:16 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:16 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:16 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:16 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:16 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:16.616728 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:16.616750 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:16 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:16 DEBUG : Looking for writers
2026/02/15 03:31:16 DEBUG : >WaitForWriters: 
2026/02/15 03:31:16 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:16 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.66s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.95s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.69s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.72s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.93s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.66s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.69s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:16 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:16 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:17.229672 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:17.229702 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:17 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:17 DEBUG : Looking for writers
2026/02/15 03:31:17 DEBUG : >WaitForWriters: 
2026/02/15 03:31:17 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.69s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:17 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:17 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:18.213804 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:18.213840 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:18 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:18 DEBUG : Looking for writers
2026/02/15 03:31:18 DEBUG : >WaitForWriters: 
2026/02/15 03:31:18 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.91s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:18 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:18 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:19.238410 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:19.238448 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:19 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:19 DEBUG : Looking for writers
2026/02/15 03:31:19 DEBUG : >WaitForWriters: 
2026/02/15 03:31:19 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (1.02s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:19 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:19 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:19.956836 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:19.956860 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:19 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:19 DEBUG : Looking for writers
2026/02/15 03:31:19 DEBUG : >WaitForWriters: 
2026/02/15 03:31:20 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.74s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:20 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:20 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:20.797011 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:20.797035 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:20 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:20 DEBUG : Looking for writers
2026/02/15 03:31:20 DEBUG : >WaitForWriters: 
2026/02/15 03:31:20 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.81s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:20 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:20 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:21.683766 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:21.683784 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:21 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:21 DEBUG : Looking for writers
2026/02/15 03:31:21 DEBUG : >WaitForWriters: 
2026/02/15 03:31:21 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:21 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:21 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:21 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:21 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:21 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:22.677360 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:22.677378 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:22 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:22 DEBUG : Looking for writers
2026/02/15 03:31:22 DEBUG : >WaitForWriters: 
2026/02/15 03:31:22 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:22 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:22 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:22 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:22 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:22 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:22 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:23.361264 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:23.361284 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:23 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:23 DEBUG : Looking for writers
2026/02/15 03:31:23 DEBUG : >WaitForWriters: 
2026/02/15 03:31:23 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:23 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:23 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:23 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:23 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:23 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:24.133534 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:24.133560 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:24 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:24 DEBUG : Looking for writers
2026/02/15 03:31:24 DEBUG : >WaitForWriters: 
2026/02/15 03:31:24 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:24 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:24 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:24 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:24 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:24 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:24.980391 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:24.980461 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:24 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:24 DEBUG : Looking for writers
2026/02/15 03:31:24 DEBUG : >WaitForWriters: 
2026/02/15 03:31:24 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:25 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:25 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:25 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:25 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:25 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:25.810769 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:25.810805 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:25 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:25 DEBUG : Looking for writers
2026/02/15 03:31:25 DEBUG : >WaitForWriters: 
2026/02/15 03:31:25 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:25 ERROR : error listing: directory not found
--- FAIL: TestFileRename (5.06s)
    --- FAIL: TestFileRename/off,forceCache=false (1.02s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.93s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.70s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.69s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.91s)
    --- FAIL: TestFileRename/full,forceCache=false (0.80s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:25 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:25 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:26.691821 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:26.691849 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:26 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:26 DEBUG : Looking for writers
2026/02/15 03:31:26 DEBUG : >WaitForWriters: 
2026/02/15 03:31:26 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.94s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:26 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:26 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:27.416141 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:27.416167 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:27 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:27 DEBUG : Looking for writers
2026/02/15 03:31:27 DEBUG : >WaitForWriters: 
2026/02/15 03:31:27 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.69s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:27 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:27 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:28.328527 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:28.328560 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:28 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:28 DEBUG : Looking for writers
2026/02/15 03:31:28 DEBUG : >WaitForWriters: 
2026/02/15 03:31:28 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.91s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:28 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:28 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:29.284789 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:29.284820 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:29 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:29 DEBUG : Looking for writers
2026/02/15 03:31:29 DEBUG : >WaitForWriters: 
2026/02/15 03:31:29 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.88s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:29 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:29 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:31:29.883929 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:29.883947 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:29 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:29 DEBUG : Looking for writers
2026/02/15 03:31:29 DEBUG : >WaitForWriters: 
2026/02/15 03:31:29 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.62s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:29 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:29 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:29 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:29 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:30.524153 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:30.524175 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:30 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:30 DEBUG : Looking for writers
2026/02/15 03:31:30 DEBUG : >WaitForWriters: 
2026/02/15 03:31:30 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:30 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.62s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:30 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:30 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:30 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:30 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:31.275354 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:31.275386 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:31 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:31 DEBUG : Looking for writers
2026/02/15 03:31:31 DEBUG : >WaitForWriters: 
2026/02/15 03:31:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.84s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:31 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:31 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:32.057671 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:32.057702 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:32 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:32 DEBUG : Looking for writers
2026/02/15 03:31:32 DEBUG : >WaitForWriters: 
2026/02/15 03:31:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:32 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.72s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:32 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:32 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:32.955982 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:32.956017 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:32 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:32 DEBUG : Looking for writers
2026/02/15 03:31:32 DEBUG : >WaitForWriters: 
2026/02/15 03:31:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:33 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.89s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:33.888342 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:33.888370 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:33 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:33 DEBUG : Looking for writers
2026/02/15 03:31:33 DEBUG : >WaitForWriters: 
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:31:33 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.92s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:31:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:31:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:31:33 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:31:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:31:34 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:31:34 DEBUG : file1: newRWFileHandle: 
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): openPending: 
2026/02/15 03:31:34 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/15 03:31:34 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): >openPending: err=<nil>
2026/02/15 03:31:34 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/15 03:31:34 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:31:34 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/15 03:31:34 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): _writeAt: size=5, off=0
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): >_writeAt: n=5, err=<nil>
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): _writeAt: size=7, off=5
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): >_writeAt: n=7, err=<nil>
2026/02/15 03:31:34 DEBUG : file1: vfs cache: truncate to size=11
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): close: 
2026/02/15 03:31:34 DEBUG : file1: vfs cache: setting modification time to 2026-02-15 03:31:34.081412152 +0000 UTC m=+41.821657756
2026/02/15 03:31:34 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): >close: err=<nil>
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): close: 
2026/02/15 03:31:34 DEBUG : file1(0xc0000ac700): >close: err=file already closed
2026/02/15 03:31:34 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/15 03:31:34 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/15 03:31:34 DEBUG : Looking for writers
2026/02/15 03:31:34 DEBUG : file1: reading active writers
2026/02/15 03:31:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/15 03:31:35.103957 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:35.103996 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:35 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:35 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:35 DEBUG : Looking for writers
2026/02/15 03:31:35 DEBUG : file1: reading active writers
2026/02/15 03:31:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:35.917018 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:35.917041 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:35 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)
2026/02/15 03:31:36 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:36 DEBUG : Looking for writers
2026/02/15 03:31:36 DEBUG : file1: reading active writers
2026/02/15 03:31:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:37.005793 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:37.005818 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:37 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:37 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)
2026/02/15 03:31:37 DEBUG : Looking for writers
2026/02/15 03:31:37 DEBUG : file1: reading active writers
2026/02/15 03:31:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:37 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:38 DEBUG : Looking for writers
2026/02/15 03:31:38 DEBUG : file1: reading active writers
2026/02/15 03:31:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:38.701312 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:38.701353 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:38 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:38 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)
2026/02/15 03:31:39 DEBUG : Looking for writers
2026/02/15 03:31:39 DEBUG : file1: reading active writers
2026/02/15 03:31:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:40 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:40 DEBUG : Looking for writers
2026/02/15 03:31:40 DEBUG : file1: reading active writers
2026/02/15 03:31:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:41.232661 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:41.232689 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:41 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)
2026/02/15 03:31:41 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)
2026/02/15 03:31:41 DEBUG : Looking for writers
2026/02/15 03:31:41 DEBUG : file1: reading active writers
2026/02/15 03:31:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:42 DEBUG : Looking for writers
2026/02/15 03:31:42 DEBUG : file1: reading active writers
2026/02/15 03:31:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:43 DEBUG : Looking for writers
2026/02/15 03:31:43 DEBUG : file1: reading active writers
2026/02/15 03:31:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:44 DEBUG : Looking for writers
2026/02/15 03:31:44 DEBUG : file1: reading active writers
2026/02/15 03:31:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:44 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:45 DEBUG : Looking for writers
2026/02/15 03:31:45 DEBUG : file1: reading active writers
2026/02/15 03:31:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:45.420936 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:45.420955 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:45 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:45 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)
2026/02/15 03:31:46 DEBUG : Looking for writers
2026/02/15 03:31:46 DEBUG : file1: reading active writers
2026/02/15 03:31:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:47 DEBUG : Looking for writers
2026/02/15 03:31:47 DEBUG : file1: reading active writers
2026/02/15 03:31:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:48 DEBUG : Looking for writers
2026/02/15 03:31:48 DEBUG : file1: reading active writers
2026/02/15 03:31:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:49 DEBUG : Looking for writers
2026/02/15 03:31:49 DEBUG : file1: reading active writers
2026/02/15 03:31:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:50 DEBUG : Looking for writers
2026/02/15 03:31:50 DEBUG : file1: reading active writers
2026/02/15 03:31:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:51 DEBUG : Looking for writers
2026/02/15 03:31:51 DEBUG : file1: reading active writers
2026/02/15 03:31:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:51 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:31:52 DEBUG : Looking for writers
2026/02/15 03:31:52 DEBUG : file1: reading active writers
2026/02/15 03:31:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:52.722918 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:31:52.722938 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:31:52 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)
2026/02/15 03:31:52 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)
2026/02/15 03:31:53 DEBUG : Looking for writers
2026/02/15 03:31:53 DEBUG : file1: reading active writers
2026/02/15 03:31:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:54 DEBUG : Looking for writers
2026/02/15 03:31:54 DEBUG : file1: reading active writers
2026/02/15 03:31:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:55 DEBUG : Looking for writers
2026/02/15 03:31:55 DEBUG : file1: reading active writers
2026/02/15 03:31:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:56 DEBUG : Looking for writers
2026/02/15 03:31:56 DEBUG : file1: reading active writers
2026/02/15 03:31:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:57 DEBUG : Looking for writers
2026/02/15 03:31:57 DEBUG : file1: reading active writers
2026/02/15 03:31:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:58 DEBUG : Looking for writers
2026/02/15 03:31:58 DEBUG : file1: reading active writers
2026/02/15 03:31:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:31:59 DEBUG : Looking for writers
2026/02/15 03:31:59 DEBUG : file1: reading active writers
2026/02/15 03:31:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:00 DEBUG : Looking for writers
2026/02/15 03:32:00 DEBUG : file1: reading active writers
2026/02/15 03:32:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:01 DEBUG : Looking for writers
2026/02/15 03:32:01 DEBUG : file1: reading active writers
2026/02/15 03:32:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:02 DEBUG : Looking for writers
2026/02/15 03:32:02 DEBUG : file1: reading active writers
2026/02/15 03:32:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:03 DEBUG : Looking for writers
2026/02/15 03:32:03 DEBUG : file1: reading active writers
2026/02/15 03:32:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:04 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000bafd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052b308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639140672} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189224003420216 ext:41821657756 loc:0x4557a60} ATime:{wall:14005189224003480119 ext:41821717668 loc:0x4557a60} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:32:04 DEBUG : >WaitForWriters: 
2026/02/15 03:32:04 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/02/15 03:32:05 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/15 03:32:05 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:06.419785 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:06.419818 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:06 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)
2026/02/15 03:32:06 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
2026/02/15 03:32:07 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
2026/02/15 03:32:11 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:32:11 DEBUG : Looking for writers
2026/02/15 03:32:11 DEBUG : file1: reading active writers
2026/02/15 03:32:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/15 03:32:11 DEBUG : Looking for writers
2026/02/15 03:32:11 DEBUG : file1: reading active writers
2026/02/15 03:32:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/15 03:32:11 DEBUG : Looking for writers
2026/02/15 03:32:11 DEBUG : file1: reading active writers
2026/02/15 03:32:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/15 03:32:11 DEBUG : Looking for writers
2026/02/15 03:32:11 DEBUG : file1: reading active writers
2026/02/15 03:32:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/15 03:32:12 DEBUG : Looking for writers
2026/02/15 03:32:12 DEBUG : file1: reading active writers
2026/02/15 03:32:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/15 03:32:12 DEBUG : Looking for writers
2026/02/15 03:32:12 DEBUG : file1: reading active writers
2026/02/15 03:32:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/15 03:32:12 DEBUG : Looking for writers
2026/02/15 03:32:12 DEBUG : file1: reading active writers
2026/02/15 03:32:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/15 03:32:13 DEBUG : Looking for writers
2026/02/15 03:32:13 DEBUG : file1: reading active writers
2026/02/15 03:32:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:14 DEBUG : Looking for writers
2026/02/15 03:32:14 DEBUG : file1: reading active writers
2026/02/15 03:32:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:15 DEBUG : Looking for writers
2026/02/15 03:32:15 DEBUG : file1: reading active writers
2026/02/15 03:32:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:16 DEBUG : Looking for writers
2026/02/15 03:32:16 DEBUG : file1: reading active writers
2026/02/15 03:32:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:17 DEBUG : Looking for writers
2026/02/15 03:32:17 DEBUG : file1: reading active writers
2026/02/15 03:32:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:18 DEBUG : Looking for writers
2026/02/15 03:32:18 DEBUG : file1: reading active writers
2026/02/15 03:32:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:19 DEBUG : Looking for writers
2026/02/15 03:32:19 DEBUG : file1: reading active writers
2026/02/15 03:32:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:20 DEBUG : Looking for writers
2026/02/15 03:32:20 DEBUG : file1: reading active writers
2026/02/15 03:32:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:21 DEBUG : Looking for writers
2026/02/15 03:32:21 DEBUG : file1: reading active writers
2026/02/15 03:32:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:22 DEBUG : Looking for writers
2026/02/15 03:32:22 DEBUG : file1: reading active writers
2026/02/15 03:32:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:23 DEBUG : Looking for writers
2026/02/15 03:32:23 DEBUG : file1: reading active writers
2026/02/15 03:32:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:24 DEBUG : Looking for writers
2026/02/15 03:32:24 DEBUG : file1: reading active writers
2026/02/15 03:32:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:25 DEBUG : Looking for writers
2026/02/15 03:32:25 DEBUG : file1: reading active writers
2026/02/15 03:32:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:26 DEBUG : Looking for writers
2026/02/15 03:32:26 DEBUG : file1: reading active writers
2026/02/15 03:32:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:27 DEBUG : Looking for writers
2026/02/15 03:32:27 DEBUG : file1: reading active writers
2026/02/15 03:32:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:28 DEBUG : Looking for writers
2026/02/15 03:32:28 DEBUG : file1: reading active writers
2026/02/15 03:32:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:29 DEBUG : Looking for writers
2026/02/15 03:32:29 DEBUG : file1: reading active writers
2026/02/15 03:32:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:30 DEBUG : Looking for writers
2026/02/15 03:32:30 DEBUG : file1: reading active writers
2026/02/15 03:32:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:31 DEBUG : Looking for writers
2026/02/15 03:32:31 DEBUG : file1: reading active writers
2026/02/15 03:32:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:32 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:32 DEBUG : Looking for writers
2026/02/15 03:32:32 DEBUG : file1: reading active writers
2026/02/15 03:32:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:33 DEBUG : Looking for writers
2026/02/15 03:32:33 DEBUG : file1: reading active writers
2026/02/15 03:32:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:33.390009 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:33.390042 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:33 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:33 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)
2026/02/15 03:32:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/15 03:32:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/02/15 03:32:34 DEBUG : Looking for writers
2026/02/15 03:32:34 DEBUG : file1: reading active writers
2026/02/15 03:32:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:35 DEBUG : Looking for writers
2026/02/15 03:32:35 DEBUG : file1: reading active writers
2026/02/15 03:32:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:36 DEBUG : Looking for writers
2026/02/15 03:32:36 DEBUG : file1: reading active writers
2026/02/15 03:32:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:37 DEBUG : Looking for writers
2026/02/15 03:32:37 DEBUG : file1: reading active writers
2026/02/15 03:32:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:38 DEBUG : Looking for writers
2026/02/15 03:32:38 DEBUG : file1: reading active writers
2026/02/15 03:32:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:39 DEBUG : Looking for writers
2026/02/15 03:32:39 DEBUG : file1: reading active writers
2026/02/15 03:32:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:40 DEBUG : Looking for writers
2026/02/15 03:32:40 DEBUG : file1: reading active writers
2026/02/15 03:32:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:41 DEBUG : Looking for writers
2026/02/15 03:32:41 DEBUG : file1: reading active writers
2026/02/15 03:32:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:41 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000bafd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052b308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639140672} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189224003420216 ext:41821657756 loc:0x4557a60} ATime:{wall:14005189224003480119 ext:41821717668 loc:0x4557a60} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:32:41 DEBUG : >WaitForWriters: 
2026/02/15 03:32:41 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:32:42 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.03s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:32:42 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:32:42 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:32:42 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:32:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:32:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:32:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:32:42 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:32:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:32:42 DEBUG : file1: newRWFileHandle: 
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): openPending: 
2026/02/15 03:32:42 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/15 03:32:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): >openPending: err=<nil>
2026/02/15 03:32:42 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/15 03:32:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:32:42 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/15 03:32:42 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): _writeAt: size=7, off=0
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): >_writeAt: n=7, err=<nil>
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): _writeAt: size=6, off=5
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): >_writeAt: n=6, err=<nil>
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): close: 
2026/02/15 03:32:42 DEBUG : file1: vfs cache: setting modification time to 2026-02-15 03:32:42.111335872 +0000 UTC m=+109.851581456
2026/02/15 03:32:42 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): >close: err=<nil>
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): _writeAt: size=5, off=0
2026/02/15 03:32:42 DEBUG : file1(0xc000a8fb40): >_writeAt: n=0, err=file already closed
2026/02/15 03:32:42 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/15 03:32:42 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/15 03:32:42 DEBUG : Looking for writers
2026/02/15 03:32:42 DEBUG : file1: reading active writers
2026/02/15 03:32:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/15 03:32:43.146873 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:43.146915 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:43 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:43 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)
2026/02/15 03:32:43 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:43 DEBUG : Looking for writers
2026/02/15 03:32:43 DEBUG : file1: reading active writers
2026/02/15 03:32:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:44.008160 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:44.008194 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:44 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)
2026/02/15 03:32:44 DEBUG : Looking for writers
2026/02/15 03:32:44 DEBUG : file1: reading active writers
2026/02/15 03:32:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:44 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:45.347253 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:45.347276 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:45 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:45 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)
2026/02/15 03:32:45 DEBUG : Looking for writers
2026/02/15 03:32:45 DEBUG : file1: reading active writers
2026/02/15 03:32:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:46 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:46 DEBUG : Looking for writers
2026/02/15 03:32:46 DEBUG : file1: reading active writers
2026/02/15 03:32:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:46.847110 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:46.847129 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:46 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)
2026/02/15 03:32:47 DEBUG : Looking for writers
2026/02/15 03:32:47 DEBUG : file1: reading active writers
2026/02/15 03:32:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:48 DEBUG : Looking for writers
2026/02/15 03:32:48 DEBUG : file1: reading active writers
2026/02/15 03:32:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:48 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:49.372951 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:49.372969 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:49 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)
2026/02/15 03:32:49 DEBUG : Looking for writers
2026/02/15 03:32:49 DEBUG : file1: reading active writers
2026/02/15 03:32:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:50 DEBUG : Looking for writers
2026/02/15 03:32:50 DEBUG : file1: reading active writers
2026/02/15 03:32:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:51 DEBUG : Looking for writers
2026/02/15 03:32:51 DEBUG : file1: reading active writers
2026/02/15 03:32:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:52 DEBUG : Looking for writers
2026/02/15 03:32:52 DEBUG : file1: reading active writers
2026/02/15 03:32:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:52 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:32:53 DEBUG : Looking for writers
2026/02/15 03:32:53 DEBUG : file1: reading active writers
2026/02/15 03:32:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:53.409097 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:32:53.409121 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:32:53 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)
2026/02/15 03:32:53 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)
2026/02/15 03:32:54 DEBUG : Looking for writers
2026/02/15 03:32:54 DEBUG : file1: reading active writers
2026/02/15 03:32:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:55 DEBUG : Looking for writers
2026/02/15 03:32:55 DEBUG : file1: reading active writers
2026/02/15 03:32:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:56 DEBUG : Looking for writers
2026/02/15 03:32:56 DEBUG : file1: reading active writers
2026/02/15 03:32:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:57 DEBUG : Looking for writers
2026/02/15 03:32:57 DEBUG : file1: reading active writers
2026/02/15 03:32:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:58 DEBUG : Looking for writers
2026/02/15 03:32:58 DEBUG : file1: reading active writers
2026/02/15 03:32:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:59 DEBUG : Looking for writers
2026/02/15 03:32:59 DEBUG : file1: reading active writers
2026/02/15 03:32:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:32:59 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:00 DEBUG : Looking for writers
2026/02/15 03:33:00 DEBUG : file1: reading active writers
2026/02/15 03:33:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:00.655773 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:00.655804 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:00 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)
2026/02/15 03:33:00 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)
2026/02/15 03:33:01 DEBUG : Looking for writers
2026/02/15 03:33:01 DEBUG : file1: reading active writers
2026/02/15 03:33:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:02 DEBUG : Looking for writers
2026/02/15 03:33:02 DEBUG : file1: reading active writers
2026/02/15 03:33:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:03 DEBUG : Looking for writers
2026/02/15 03:33:03 DEBUG : file1: reading active writers
2026/02/15 03:33:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:04 DEBUG : Looking for writers
2026/02/15 03:33:04 DEBUG : file1: reading active writers
2026/02/15 03:33:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:05 DEBUG : Looking for writers
2026/02/15 03:33:05 DEBUG : file1: reading active writers
2026/02/15 03:33:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:06 DEBUG : Looking for writers
2026/02/15 03:33:06 DEBUG : file1: reading active writers
2026/02/15 03:33:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:07 DEBUG : Looking for writers
2026/02/15 03:33:07 DEBUG : file1: reading active writers
2026/02/15 03:33:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:08 DEBUG : Looking for writers
2026/02/15 03:33:08 DEBUG : file1: reading active writers
2026/02/15 03:33:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:09 DEBUG : Looking for writers
2026/02/15 03:33:09 DEBUG : file1: reading active writers
2026/02/15 03:33:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:10 DEBUG : Looking for writers
2026/02/15 03:33:10 DEBUG : file1: reading active writers
2026/02/15 03:33:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:11 DEBUG : Looking for writers
2026/02/15 03:33:11 DEBUG : file1: reading active writers
2026/02/15 03:33:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:12 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a6b3b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0000c1e08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824634515008} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189297047787968 ext:109851581456 loc:0x4557a60} ATime:{wall:14005189297047802725 ext:109851596204 loc:0x4557a60} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:33:12 DEBUG : >WaitForWriters: 
2026/02/15 03:33:12 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
2026/02/15 03:33:13 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:13 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/15 03:33:14.279022 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:14.279054 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:14 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)
2026/02/15 03:33:14 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
2026/02/15 03:33:16 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
2026/02/15 03:33:20 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/02/15 03:33:20 DEBUG : Looking for writers
2026/02/15 03:33:20 DEBUG : file1: reading active writers
2026/02/15 03:33:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/02/15 03:33:21 DEBUG : Looking for writers
2026/02/15 03:33:21 DEBUG : file1: reading active writers
2026/02/15 03:33:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:22 DEBUG : Looking for writers
2026/02/15 03:33:22 DEBUG : file1: reading active writers
2026/02/15 03:33:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:23 DEBUG : Looking for writers
2026/02/15 03:33:23 DEBUG : file1: reading active writers
2026/02/15 03:33:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:24 DEBUG : Looking for writers
2026/02/15 03:33:24 DEBUG : file1: reading active writers
2026/02/15 03:33:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:25 DEBUG : Looking for writers
2026/02/15 03:33:25 DEBUG : file1: reading active writers
2026/02/15 03:33:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:26 DEBUG : Looking for writers
2026/02/15 03:33:26 DEBUG : file1: reading active writers
2026/02/15 03:33:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:27 DEBUG : Looking for writers
2026/02/15 03:33:27 DEBUG : file1: reading active writers
2026/02/15 03:33:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:28 DEBUG : Looking for writers
2026/02/15 03:33:28 DEBUG : file1: reading active writers
2026/02/15 03:33:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:29 DEBUG : Looking for writers
2026/02/15 03:33:29 DEBUG : file1: reading active writers
2026/02/15 03:33:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:30 DEBUG : Looking for writers
2026/02/15 03:33:30 DEBUG : file1: reading active writers
2026/02/15 03:33:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:31 DEBUG : Looking for writers
2026/02/15 03:33:31 DEBUG : file1: reading active writers
2026/02/15 03:33:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:32 DEBUG : Looking for writers
2026/02/15 03:33:32 DEBUG : file1: reading active writers
2026/02/15 03:33:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:33 DEBUG : Looking for writers
2026/02/15 03:33:33 DEBUG : file1: reading active writers
2026/02/15 03:33:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:34 DEBUG : Looking for writers
2026/02/15 03:33:34 DEBUG : file1: reading active writers
2026/02/15 03:33:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:35 DEBUG : Looking for writers
2026/02/15 03:33:35 DEBUG : file1: reading active writers
2026/02/15 03:33:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:36 DEBUG : Looking for writers
2026/02/15 03:33:36 DEBUG : file1: reading active writers
2026/02/15 03:33:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:37 DEBUG : Looking for writers
2026/02/15 03:33:37 DEBUG : file1: reading active writers
2026/02/15 03:33:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:38 DEBUG : Looking for writers
2026/02/15 03:33:38 DEBUG : file1: reading active writers
2026/02/15 03:33:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:39 DEBUG : Looking for writers
2026/02/15 03:33:39 DEBUG : file1: reading active writers
2026/02/15 03:33:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:39 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:40 DEBUG : Looking for writers
2026/02/15 03:33:40 DEBUG : file1: reading active writers
2026/02/15 03:33:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:41.058001 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:41.058030 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:41 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)
2026/02/15 03:33:41 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:41 DEBUG : Looking for writers
2026/02/15 03:33:41 DEBUG : file1: reading active writers
2026/02/15 03:33:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:42 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/15 03:33:42 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/02/15 03:33:42 DEBUG : Looking for writers
2026/02/15 03:33:42 DEBUG : file1: reading active writers
2026/02/15 03:33:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:43 DEBUG : Looking for writers
2026/02/15 03:33:43 DEBUG : file1: reading active writers
2026/02/15 03:33:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:44 DEBUG : Looking for writers
2026/02/15 03:33:44 DEBUG : file1: reading active writers
2026/02/15 03:33:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:45 DEBUG : Looking for writers
2026/02/15 03:33:45 DEBUG : file1: reading active writers
2026/02/15 03:33:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:46 DEBUG : Looking for writers
2026/02/15 03:33:46 DEBUG : file1: reading active writers
2026/02/15 03:33:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:47 DEBUG : Looking for writers
2026/02/15 03:33:47 DEBUG : file1: reading active writers
2026/02/15 03:33:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:48 DEBUG : Looking for writers
2026/02/15 03:33:48 DEBUG : file1: reading active writers
2026/02/15 03:33:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:49 DEBUG : Looking for writers
2026/02/15 03:33:49 DEBUG : file1: reading active writers
2026/02/15 03:33:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:33:50 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a6b3b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0000c1e08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824634515008} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189297047787968 ext:109851581456 loc:0x4557a60} ATime:{wall:14005189297047802725 ext:109851596204 loc:0x4557a60} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:33:50 DEBUG : >WaitForWriters: 
2026/02/15 03:33:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:33:50 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.28s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:33:50 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:33:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:33:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:33:50 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:33:50 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:33:50 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:33:50 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:33:50 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:33:50 DEBUG : file1: newRWFileHandle: 
2026/02/15 03:33:50 DEBUG : file1(0xc000a7e140): openPending: 
2026/02/15 03:33:50 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/15 03:33:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:33:50 DEBUG : file1(0xc000a7e140): >openPending: err=<nil>
2026/02/15 03:33:50 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/15 03:33:50 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:33:50 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/15 03:33:50 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/15 03:33:50 DEBUG : file1(0xc000a7e140): close: 
2026/02/15 03:33:50 DEBUG : file1: vfs cache: setting modification time to 2026-02-15 03:33:50.387084397 +0000 UTC m=+178.127330002
2026/02/15 03:33:50 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/02/15 03:33:50 DEBUG : file1(0xc000a7e140): >close: err=<nil>
2026/02/15 03:33:50 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/02/15 03:33:50 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/02/15 03:33:50 DEBUG : file2: newRWFileHandle: 
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): openPending: 
2026/02/15 03:33:50 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/15 03:33:50 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): >openPending: err=<nil>
2026/02/15 03:33:50 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/02/15 03:33:50 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/02/15 03:33:50 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/02/15 03:33:50 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): RWFileHandle.Flush
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): RWFileHandle.Release
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): close: 
2026/02/15 03:33:50 DEBUG : file2: vfs cache: setting modification time to 2026-02-15 03:33:50.388388305 +0000 UTC m=+178.128633919
2026/02/15 03:33:50 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/02/15 03:33:50 DEBUG : file2(0xc000a7e780): >close: err=<nil>
2026/02/15 03:33:50 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/02/15 03:33:50 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:50 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/02/15 03:33:50 DEBUG : Looking for writers
2026/02/15 03:33:50 DEBUG : file1: reading active writers
2026/02/15 03:33:50 DEBUG : file2: reading active writers
2026/02/15 03:33:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/02/15 03:33:51 DEBUG : Looking for writers
2026/02/15 03:33:51 DEBUG : file1: reading active writers
2026/02/15 03:33:51 DEBUG : file2: reading active writers
2026/02/15 03:33:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/02/15 03:33:51.201283 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:51.201304 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:51 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:51 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)
2026/02/15 03:33:51 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:51 DEBUG : Looking for writers
2026/02/15 03:33:51 DEBUG : file2: reading active writers
2026/02/15 03:33:51 DEBUG : file1: reading active writers
2026/02/15 03:33:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:52.195864 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:52.195897 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:52 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)
2026/02/15 03:33:52 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)
2026/02/15 03:33:52 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:33:52 DEBUG : Looking for writers
2026/02/15 03:33:52 DEBUG : file1: reading active writers
2026/02/15 03:33:52 DEBUG : file2: reading active writers
2026/02/15 03:33:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:53.031777 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:53.031809 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:53 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)
2026/02/15 03:33:53 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)
2026/02/15 03:33:53 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:53 DEBUG : Looking for writers
2026/02/15 03:33:53 DEBUG : file1: reading active writers
2026/02/15 03:33:53 DEBUG : file2: reading active writers
2026/02/15 03:33:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:53.746025 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:53.746049 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:53 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:53 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)
2026/02/15 03:33:54 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:33:54.488117 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:54.488153 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:54 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)
2026/02/15 03:33:54 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)
2026/02/15 03:33:54 DEBUG : Looking for writers
2026/02/15 03:33:54 DEBUG : file2: reading active writers
2026/02/15 03:33:54 DEBUG : file1: reading active writers
2026/02/15 03:33:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:55.156719 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:55.156774 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:55 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:55 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)
2026/02/15 03:33:55 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:55 DEBUG : Looking for writers
2026/02/15 03:33:55 DEBUG : file2: reading active writers
2026/02/15 03:33:55 DEBUG : file1: reading active writers
2026/02/15 03:33:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:55 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:33:56.157319 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:56.157403 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:56 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)
2026/02/15 03:33:56 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)
2026/02/15 03:33:56 DEBUG : Looking for writers
2026/02/15 03:33:56 DEBUG : file2: reading active writers
2026/02/15 03:33:56 DEBUG : file1: reading active writers
2026/02/15 03:33:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:57.204483 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:57.204535 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:57 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:57 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)
2026/02/15 03:33:57 DEBUG : Looking for writers
2026/02/15 03:33:57 DEBUG : file1: reading active writers
2026/02/15 03:33:57 DEBUG : file2: reading active writers
2026/02/15 03:33:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:57 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:33:58.667846 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:58.667880 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:58 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)
2026/02/15 03:33:58 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)
2026/02/15 03:33:58 DEBUG : Looking for writers
2026/02/15 03:33:58 DEBUG : file1: reading active writers
2026/02/15 03:33:58 DEBUG : file2: reading active writers
2026/02/15 03:33:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:33:58 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:33:59.579729 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:33:59.579753 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:59 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:33:59 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)
2026/02/15 03:33:59 DEBUG : Looking for writers
2026/02/15 03:33:59 DEBUG : file1: reading active writers
2026/02/15 03:33:59 DEBUG : file2: reading active writers
2026/02/15 03:33:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:00 DEBUG : Looking for writers
2026/02/15 03:34:00 DEBUG : file1: reading active writers
2026/02/15 03:34:00 DEBUG : file2: reading active writers
2026/02/15 03:34:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:01 DEBUG : Looking for writers
2026/02/15 03:34:01 DEBUG : file1: reading active writers
2026/02/15 03:34:01 DEBUG : file2: reading active writers
2026/02/15 03:34:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:01 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:34:02 DEBUG : Looking for writers
2026/02/15 03:34:02 DEBUG : file1: reading active writers
2026/02/15 03:34:02 DEBUG : file2: reading active writers
2026/02/15 03:34:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:02 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:34:02.823887 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:02.823961 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:02 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)
2026/02/15 03:34:02 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)
2026/02/15 03:34:03.666268 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:03.666286 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:03 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:03 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)
2026/02/15 03:34:03 DEBUG : Looking for writers
2026/02/15 03:34:03 DEBUG : file1: reading active writers
2026/02/15 03:34:03 DEBUG : file2: reading active writers
2026/02/15 03:34:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:04 DEBUG : Looking for writers
2026/02/15 03:34:04 DEBUG : file1: reading active writers
2026/02/15 03:34:04 DEBUG : file2: reading active writers
2026/02/15 03:34:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:05 DEBUG : Looking for writers
2026/02/15 03:34:05 DEBUG : file2: reading active writers
2026/02/15 03:34:05 DEBUG : file1: reading active writers
2026/02/15 03:34:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:06 DEBUG : Looking for writers
2026/02/15 03:34:06 DEBUG : file1: reading active writers
2026/02/15 03:34:06 DEBUG : file2: reading active writers
2026/02/15 03:34:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:07 DEBUG : Looking for writers
2026/02/15 03:34:07 DEBUG : file1: reading active writers
2026/02/15 03:34:07 DEBUG : file2: reading active writers
2026/02/15 03:34:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:08 DEBUG : Looking for writers
2026/02/15 03:34:08 DEBUG : file1: reading active writers
2026/02/15 03:34:08 DEBUG : file2: reading active writers
2026/02/15 03:34:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:09 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:34:09 DEBUG : Looking for writers
2026/02/15 03:34:09 DEBUG : file1: reading active writers
2026/02/15 03:34:09 DEBUG : file2: reading active writers
2026/02/15 03:34:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:10.006831 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:10.006852 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:10 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)
2026/02/15 03:34:10 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:10 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:34:10 DEBUG : Looking for writers
2026/02/15 03:34:10 DEBUG : file2: reading active writers
2026/02/15 03:34:10 DEBUG : file1: reading active writers
2026/02/15 03:34:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:10.748317 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:10.748334 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:10 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)
2026/02/15 03:34:10 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)
2026/02/15 03:34:11 DEBUG : Looking for writers
2026/02/15 03:34:11 DEBUG : file1: reading active writers
2026/02/15 03:34:11 DEBUG : file2: reading active writers
2026/02/15 03:34:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:12 DEBUG : Looking for writers
2026/02/15 03:34:12 DEBUG : file1: reading active writers
2026/02/15 03:34:12 DEBUG : file2: reading active writers
2026/02/15 03:34:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:13 DEBUG : Looking for writers
2026/02/15 03:34:13 DEBUG : file1: reading active writers
2026/02/15 03:34:13 DEBUG : file2: reading active writers
2026/02/15 03:34:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:14 DEBUG : Looking for writers
2026/02/15 03:34:14 DEBUG : file1: reading active writers
2026/02/15 03:34:14 DEBUG : file2: reading active writers
2026/02/15 03:34:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:15 DEBUG : Looking for writers
2026/02/15 03:34:15 DEBUG : file1: reading active writers
2026/02/15 03:34:15 DEBUG : file2: reading active writers
2026/02/15 03:34:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:16 DEBUG : Looking for writers
2026/02/15 03:34:16 DEBUG : file1: reading active writers
2026/02/15 03:34:16 DEBUG : file2: reading active writers
2026/02/15 03:34:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:17 DEBUG : Looking for writers
2026/02/15 03:34:17 DEBUG : file1: reading active writers
2026/02/15 03:34:17 DEBUG : file2: reading active writers
2026/02/15 03:34:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:18 DEBUG : Looking for writers
2026/02/15 03:34:18 DEBUG : file1: reading active writers
2026/02/15 03:34:18 DEBUG : file2: reading active writers
2026/02/15 03:34:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:19 DEBUG : Looking for writers
2026/02/15 03:34:19 DEBUG : file1: reading active writers
2026/02/15 03:34:19 DEBUG : file2: reading active writers
2026/02/15 03:34:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:20 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b8e4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052a308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639136576} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189370337980525 ext:178127330002 loc:0x4557a60} ATime:{wall:14005189370338355172 ext:178127704647 loc:0x4557a60} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000b8e4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052a408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639136832} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189370339284433 ext:178128633919 loc:0x4557a60} ATime:{wall:14005189370339619353 ext:178128968839 loc:0x4557a60} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:34:20 DEBUG : >WaitForWriters: 
2026/02/15 03:34:20 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
2026/02/15 03:34:21 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/02/15 03:34:22 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:34:23 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:34:23.602176 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:23.602194 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:23 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)
2026/02/15 03:34:23 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
2026/02/15 03:34:24.603765 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:24.603784 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:24 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)
2026/02/15 03:34:24 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:25 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: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
2026/02/15 03:34:29 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/02/15 03:34:29 DEBUG : Looking for writers
2026/02/15 03:34:29 DEBUG : file2: reading active writers
2026/02/15 03:34:29 DEBUG : file1: reading active writers
2026/02/15 03:34:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/02/15 03:34:30 DEBUG : Looking for writers
2026/02/15 03:34:30 DEBUG : file1: reading active writers
2026/02/15 03:34:30 DEBUG : file2: reading active writers
2026/02/15 03:34:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:31 DEBUG : Looking for writers
2026/02/15 03:34:31 DEBUG : file1: reading active writers
2026/02/15 03:34:31 DEBUG : file2: reading active writers
2026/02/15 03:34:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:32 DEBUG : Looking for writers
2026/02/15 03:34:32 DEBUG : file1: reading active writers
2026/02/15 03:34:32 DEBUG : file2: reading active writers
2026/02/15 03:34:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:33 DEBUG : Looking for writers
2026/02/15 03:34:33 DEBUG : file2: reading active writers
2026/02/15 03:34:33 DEBUG : file1: reading active writers
2026/02/15 03:34:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:34 DEBUG : Looking for writers
2026/02/15 03:34:34 DEBUG : file1: reading active writers
2026/02/15 03:34:34 DEBUG : file2: reading active writers
2026/02/15 03:34:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:35 DEBUG : Looking for writers
2026/02/15 03:34:35 DEBUG : file1: reading active writers
2026/02/15 03:34:35 DEBUG : file2: reading active writers
2026/02/15 03:34:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:36 DEBUG : Looking for writers
2026/02/15 03:34:36 DEBUG : file1: reading active writers
2026/02/15 03:34:36 DEBUG : file2: reading active writers
2026/02/15 03:34:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:37 DEBUG : Looking for writers
2026/02/15 03:34:37 DEBUG : file1: reading active writers
2026/02/15 03:34:37 DEBUG : file2: reading active writers
2026/02/15 03:34:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:38 DEBUG : Looking for writers
2026/02/15 03:34:38 DEBUG : file1: reading active writers
2026/02/15 03:34:38 DEBUG : file2: reading active writers
2026/02/15 03:34:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:39 DEBUG : Looking for writers
2026/02/15 03:34:39 DEBUG : file1: reading active writers
2026/02/15 03:34:39 DEBUG : file2: reading active writers
2026/02/15 03:34:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:40 DEBUG : Looking for writers
2026/02/15 03:34:40 DEBUG : file1: reading active writers
2026/02/15 03:34:40 DEBUG : file2: reading active writers
2026/02/15 03:34:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:41 DEBUG : Looking for writers
2026/02/15 03:34:41 DEBUG : file1: reading active writers
2026/02/15 03:34:41 DEBUG : file2: reading active writers
2026/02/15 03:34:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:42 DEBUG : Looking for writers
2026/02/15 03:34:42 DEBUG : file1: reading active writers
2026/02/15 03:34:42 DEBUG : file2: reading active writers
2026/02/15 03:34:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:43 DEBUG : Looking for writers
2026/02/15 03:34:43 DEBUG : file1: reading active writers
2026/02/15 03:34:43 DEBUG : file2: reading active writers
2026/02/15 03:34:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:44 DEBUG : Looking for writers
2026/02/15 03:34:44 DEBUG : file1: reading active writers
2026/02/15 03:34:44 DEBUG : file2: reading active writers
2026/02/15 03:34:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:45 DEBUG : Looking for writers
2026/02/15 03:34:45 DEBUG : file1: reading active writers
2026/02/15 03:34:45 DEBUG : file2: reading active writers
2026/02/15 03:34:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:46 DEBUG : Looking for writers
2026/02/15 03:34:46 DEBUG : file1: reading active writers
2026/02/15 03:34:46 DEBUG : file2: reading active writers
2026/02/15 03:34:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:47 DEBUG : Looking for writers
2026/02/15 03:34:47 DEBUG : file1: reading active writers
2026/02/15 03:34:47 DEBUG : file2: reading active writers
2026/02/15 03:34:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:48 DEBUG : Looking for writers
2026/02/15 03:34:48 DEBUG : file1: reading active writers
2026/02/15 03:34:48 DEBUG : file2: reading active writers
2026/02/15 03:34:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:49 DEBUG : file1: vfs cache: starting upload
2026/02/15 03:34:49 DEBUG : Looking for writers
2026/02/15 03:34:49 DEBUG : file1: reading active writers
2026/02/15 03:34:49 DEBUG : file2: reading active writers
2026/02/15 03:34:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:50 DEBUG : file2: vfs cache: starting upload
2026/02/15 03:34:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/02/15 03:34:50 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/02/15 03:34:50 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 0, uploading 2, total size 0 (was 0)
2026/02/15 03:34:50 DEBUG : Looking for writers
2026/02/15 03:34:50 DEBUG : file1: reading active writers
2026/02/15 03:34:50 DEBUG : file2: reading active writers
2026/02/15 03:34:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:50.423111 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:50.423132 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:50 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)
2026/02/15 03:34:50 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)
2026/02/15 03:34:51.319615 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:51.319645 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:51 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:51 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)
2026/02/15 03:34:51 DEBUG : Looking for writers
2026/02/15 03:34:51 DEBUG : file1: reading active writers
2026/02/15 03:34:51 DEBUG : file2: reading active writers
2026/02/15 03:34:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:52 DEBUG : Looking for writers
2026/02/15 03:34:52 DEBUG : file1: reading active writers
2026/02/15 03:34:52 DEBUG : file2: reading active writers
2026/02/15 03:34:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:53 DEBUG : Looking for writers
2026/02/15 03:34:53 DEBUG : file1: reading active writers
2026/02/15 03:34:53 DEBUG : file2: reading active writers
2026/02/15 03:34:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:54 DEBUG : Looking for writers
2026/02/15 03:34:54 DEBUG : file1: reading active writers
2026/02/15 03:34:54 DEBUG : file2: reading active writers
2026/02/15 03:34:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:55 DEBUG : Looking for writers
2026/02/15 03:34:55 DEBUG : file1: reading active writers
2026/02/15 03:34:55 DEBUG : file2: reading active writers
2026/02/15 03:34:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:56 DEBUG : Looking for writers
2026/02/15 03:34:56 DEBUG : file1: reading active writers
2026/02/15 03:34:56 DEBUG : file2: reading active writers
2026/02/15 03:34:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:57 DEBUG : Looking for writers
2026/02/15 03:34:57 DEBUG : file1: reading active writers
2026/02/15 03:34:57 DEBUG : file2: reading active writers
2026/02/15 03:34:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:58 DEBUG : Looking for writers
2026/02/15 03:34:58 DEBUG : file1: reading active writers
2026/02/15 03:34:58 DEBUG : file2: reading active writers
2026/02/15 03:34:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/02/15 03:34:59 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b8e4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052a308 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639136576} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189370337980525 ext:178127330002 loc:0x4557a60} ATime:{wall:14005189370338355172 ext:178127704647 loc:0x4557a60} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000b8e4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc00052a408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824639136832} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14005189370339284433 ext:178128633919 loc:0x4557a60} ATime:{wall:14005189370339619353 ext:178128968839 loc:0x4557a60} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/02/15 03:34:59 DEBUG : >WaitForWriters: 
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:34:59 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.84s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:34:59 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:34:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:34:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:34:59.680006 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:34:59.680024 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:34:59 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:34:59 DEBUG : Looking for writers
2026/02/15 03:34:59 DEBUG : >WaitForWriters: 
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:34:59 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.72s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:34:59 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:34:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:34:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:34:59 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:35:00.485603 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:00.485621 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:00 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:00 DEBUG : Looking for writers
2026/02/15 03:35:00 DEBUG : >WaitForWriters: 
2026/02/15 03:35:00 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:35:00 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.81s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:00 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:00 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:35:00 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:35:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:35:00 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:00 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:35:00 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:35:00 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:35:00 DEBUG : file1: newRWFileHandle: 
2026/02/15 03:35:00 DEBUG : file1(0xc00085c140): openPending: 
2026/02/15 03:35:00 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/02/15 03:35:00 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:00 DEBUG : file1(0xc00085c140): >openPending: err=<nil>
2026/02/15 03:35:00 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/02/15 03:35:00 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:00 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/02/15 03:35:00 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/02/15 03:35:01.578311 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:01.578382 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:01 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/02/15 03:35:01 DEBUG : Looking for writers
2026/02/15 03:35:01 DEBUG : file1: reading active writers
2026/02/15 03:35:01 DEBUG : file1: active writers 1
2026/02/15 03:35:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/02/15 03:35:02 DEBUG : Looking for writers
2026/02/15 03:35:02 DEBUG : file1: reading active writers
2026/02/15 03:35:02 DEBUG : file1: active writers 1
2026/02/15 03:35:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/02/15 03:35:02 DEBUG : Looking for writers
2026/02/15 03:35:02 DEBUG : file1: reading active writers
2026/02/15 03:35:02 DEBUG : file1: active writers 1
2026/02/15 03:35:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:03 DEBUG : Looking for writers
2026/02/15 03:35:03 DEBUG : file1: reading active writers
2026/02/15 03:35:03 DEBUG : file1: active writers 1
2026/02/15 03:35:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:04 DEBUG : Looking for writers
2026/02/15 03:35:04 DEBUG : file1: reading active writers
2026/02/15 03:35:04 DEBUG : file1: active writers 1
2026/02/15 03:35:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:05 DEBUG : Looking for writers
2026/02/15 03:35:05 DEBUG : file1: reading active writers
2026/02/15 03:35:05 DEBUG : file1: active writers 1
2026/02/15 03:35:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:06 DEBUG : Looking for writers
2026/02/15 03:35:06 DEBUG : file1: reading active writers
2026/02/15 03:35:06 DEBUG : file1: active writers 1
2026/02/15 03:35:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:07 DEBUG : Looking for writers
2026/02/15 03:35:07 DEBUG : file1: reading active writers
2026/02/15 03:35:07 DEBUG : file1: active writers 1
2026/02/15 03:35:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:08 DEBUG : Looking for writers
2026/02/15 03:35:08 DEBUG : file1: reading active writers
2026/02/15 03:35:08 DEBUG : file1: active writers 1
2026/02/15 03:35:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:09 DEBUG : Looking for writers
2026/02/15 03:35:09 DEBUG : file1: reading active writers
2026/02/15 03:35:09 DEBUG : file1: active writers 1
2026/02/15 03:35:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:10 DEBUG : Looking for writers
2026/02/15 03:35:10 DEBUG : file1: reading active writers
2026/02/15 03:35:10 DEBUG : file1: active writers 1
2026/02/15 03:35:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:11 DEBUG : Looking for writers
2026/02/15 03:35:11 DEBUG : file1: reading active writers
2026/02/15 03:35:11 DEBUG : file1: active writers 1
2026/02/15 03:35:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:12 DEBUG : Looking for writers
2026/02/15 03:35:12 DEBUG : file1: reading active writers
2026/02/15 03:35:12 DEBUG : file1: active writers 1
2026/02/15 03:35:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:13 DEBUG : Looking for writers
2026/02/15 03:35:13 DEBUG : file1: reading active writers
2026/02/15 03:35:13 DEBUG : file1: active writers 1
2026/02/15 03:35:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:14 DEBUG : Looking for writers
2026/02/15 03:35:14 DEBUG : file1: reading active writers
2026/02/15 03:35:14 DEBUG : file1: active writers 1
2026/02/15 03:35:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:15 DEBUG : Looking for writers
2026/02/15 03:35:15 DEBUG : file1: reading active writers
2026/02/15 03:35:15 DEBUG : file1: active writers 1
2026/02/15 03:35:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:16 DEBUG : Looking for writers
2026/02/15 03:35:16 DEBUG : file1: reading active writers
2026/02/15 03:35:16 DEBUG : file1: active writers 1
2026/02/15 03:35:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:17 DEBUG : Looking for writers
2026/02/15 03:35:17 DEBUG : file1: reading active writers
2026/02/15 03:35:17 DEBUG : file1: active writers 1
2026/02/15 03:35:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:18 DEBUG : Looking for writers
2026/02/15 03:35:18 DEBUG : file1: reading active writers
2026/02/15 03:35:18 DEBUG : file1: active writers 1
2026/02/15 03:35:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:19 DEBUG : Looking for writers
2026/02/15 03:35:19 DEBUG : file1: reading active writers
2026/02/15 03:35:19 DEBUG : file1: active writers 1
2026/02/15 03:35:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:20 DEBUG : Looking for writers
2026/02/15 03:35:20 DEBUG : file1: reading active writers
2026/02/15 03:35:20 DEBUG : file1: active writers 1
2026/02/15 03:35:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:21 DEBUG : Looking for writers
2026/02/15 03:35:21 DEBUG : file1: reading active writers
2026/02/15 03:35:21 DEBUG : file1: active writers 1
2026/02/15 03:35:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:22 DEBUG : Looking for writers
2026/02/15 03:35:22 DEBUG : file1: reading active writers
2026/02/15 03:35:22 DEBUG : file1: active writers 1
2026/02/15 03:35:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:23 DEBUG : Looking for writers
2026/02/15 03:35:23 DEBUG : file1: reading active writers
2026/02/15 03:35:23 DEBUG : file1: active writers 1
2026/02/15 03:35:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:24 DEBUG : Looking for writers
2026/02/15 03:35:24 DEBUG : file1: reading active writers
2026/02/15 03:35:24 DEBUG : file1: active writers 1
2026/02/15 03:35:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:25 DEBUG : Looking for writers
2026/02/15 03:35:25 DEBUG : file1: reading active writers
2026/02/15 03:35:25 DEBUG : file1: active writers 1
2026/02/15 03:35:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:26 DEBUG : Looking for writers
2026/02/15 03:35:26 DEBUG : file1: reading active writers
2026/02/15 03:35:26 DEBUG : file1: active writers 1
2026/02/15 03:35:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:27 DEBUG : Looking for writers
2026/02/15 03:35:27 DEBUG : file1: reading active writers
2026/02/15 03:35:27 DEBUG : file1: active writers 1
2026/02/15 03:35:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:28 DEBUG : Looking for writers
2026/02/15 03:35:28 DEBUG : file1: reading active writers
2026/02/15 03:35:28 DEBUG : file1: active writers 1
2026/02/15 03:35:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:29 DEBUG : Looking for writers
2026/02/15 03:35:29 DEBUG : file1: reading active writers
2026/02/15 03:35:29 DEBUG : file1: active writers 1
2026/02/15 03:35:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:30 DEBUG : Looking for writers
2026/02/15 03:35:30 DEBUG : file1: reading active writers
2026/02/15 03:35:30 DEBUG : file1: active writers 1
2026/02/15 03:35:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/02/15 03:35:31 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000b0e3c0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0009a4008 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643829824} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc00049a088 info:{ModTime:{wall:14005189445940891956 ext:248568313723 loc:0x4557a60} ATime:{wall:14005189445940891956 ext:248568313723 loc:0x4557a60} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/02/15 03:35:31 DEBUG : >WaitForWriters: 
2026/02/15 03:35:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:35:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (31.02s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:31 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: root is "/home/rclone/.cache/rclone"
2026/02/15 03:35:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:35:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/02/15 03:35:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-xoqexaw5moki"
2026/02/15 03:35:31 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/02/15 03:35:31 DEBUG : forgetting directory cache
2026/02/15 03:35:32.508758 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:32.508812 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:32 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:32 DEBUG : Looking for writers
2026/02/15 03:35:32 DEBUG : >WaitForWriters: 
2026/02/15 03:35:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': vfs cache: cleaner exiting
2026/02/15 03:35:32 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.99s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:33.472807 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:33.472827 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:33 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.90s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:34.136657 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:34.136697 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:34 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.73s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:34 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:34 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:35.046058 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:35.046075 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:35 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:35 DEBUG : Looking for writers
2026/02/15 03:35:35 DEBUG : >WaitForWriters: 
2026/02/15 03:35:35 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.91s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:35 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:35 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:35.960258 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:35.960280 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:35 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:35 DEBUG : Looking for writers
2026/02/15 03:35:35 DEBUG : >WaitForWriters: 
2026/02/15 03:35:36 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.91s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:36 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:36 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:36.938752 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:36.938784 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:36 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:36 DEBUG : Looking for writers
2026/02/15 03:35:36 DEBUG : >WaitForWriters: 
2026/02/15 03:35:37 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.99s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:37 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:37 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:37.871333 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:37.871371 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:37 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:37 DEBUG : Looking for writers
2026/02/15 03:35:37 DEBUG : >WaitForWriters: 
2026/02/15 03:35:38 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.95s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:38 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:38 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:38 ERROR : error listing: directory not found
2026/02/15 03:35:39.133864 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:39.133892 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:39 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
2026/02/15 03:35:39 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:39 DEBUG : Looking for writers
2026/02/15 03:35:39 DEBUG : >WaitForWriters: 
2026/02/15 03:35:39 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.24s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:39 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:39 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:39 ERROR : error listing: directory not found
2026/02/15 03:35:39 ERROR : error listing: directory not found
2026/02/15 03:35:40.439483 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:40.439527 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:40 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go: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
2026/02/15 03:35:40 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:40 DEBUG : Looking for writers
2026/02/15 03:35:40 DEBUG : >WaitForWriters: 
2026/02/15 03:35:40 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.30s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:35:40 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:35:40 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:35:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:35:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:35:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:35:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:35:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:40 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/02/15 03:35:40 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/02/15 03:35:40 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/02/15 03:35:40 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (5 bytes), uploading instead of streaming
2026/02/15 03:35:41.758823 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:41.758858 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:41 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:41 DEBUG : file1: Remove: 
2026/02/15 03:35:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:35:41 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
2026/02/15 03:35:41 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
2026/02/15 03:35:43 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
2026/02/15 03:35:45 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
2026/02/15 03:35:49 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:35:49 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:35:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:49 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:35:49 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:35:49 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:49 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (0 bytes), uploading instead of streaming
2026/02/15 03:35:51.088598 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:35:51.088620 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:35:51 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)
2026/02/15 03:35:51 DEBUG : file1: Remove: 
2026/02/15 03:35:51 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:35:51 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/02/15 03:35:51 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:35:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:35:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:35:51 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:35:51 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:35:51 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/02/15 03:35:51 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/02/15 03:35:51 DEBUG : Looking for writers
2026/02/15 03:35:51 DEBUG : file1: reading active writers
2026/02/15 03:35:51 DEBUG : file1: active writers 1
2026/02/15 03:35:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/02/15 03:35:52 DEBUG : Looking for writers
2026/02/15 03:35:52 DEBUG : file1: reading active writers
2026/02/15 03:35:52 DEBUG : file1: active writers 1
2026/02/15 03:35:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:53 DEBUG : Looking for writers
2026/02/15 03:35:53 DEBUG : file1: reading active writers
2026/02/15 03:35:53 DEBUG : file1: active writers 1
2026/02/15 03:35:53 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:54 DEBUG : Looking for writers
2026/02/15 03:35:54 DEBUG : file1: reading active writers
2026/02/15 03:35:54 DEBUG : file1: active writers 1
2026/02/15 03:35:54 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:55 DEBUG : Looking for writers
2026/02/15 03:35:55 DEBUG : file1: reading active writers
2026/02/15 03:35:55 DEBUG : file1: active writers 1
2026/02/15 03:35:55 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:56 DEBUG : Looking for writers
2026/02/15 03:35:56 DEBUG : file1: reading active writers
2026/02/15 03:35:56 DEBUG : file1: active writers 1
2026/02/15 03:35:56 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:57 DEBUG : Looking for writers
2026/02/15 03:35:57 DEBUG : file1: reading active writers
2026/02/15 03:35:57 DEBUG : file1: active writers 1
2026/02/15 03:35:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:58 DEBUG : Looking for writers
2026/02/15 03:35:58 DEBUG : file1: reading active writers
2026/02/15 03:35:58 DEBUG : file1: active writers 1
2026/02/15 03:35:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:35:59 DEBUG : Looking for writers
2026/02/15 03:35:59 DEBUG : file1: reading active writers
2026/02/15 03:35:59 DEBUG : file1: active writers 1
2026/02/15 03:35:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:00 DEBUG : Looking for writers
2026/02/15 03:36:00 DEBUG : file1: reading active writers
2026/02/15 03:36:00 DEBUG : file1: active writers 1
2026/02/15 03:36:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:01 DEBUG : Looking for writers
2026/02/15 03:36:01 DEBUG : file1: reading active writers
2026/02/15 03:36:01 DEBUG : file1: active writers 1
2026/02/15 03:36:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:02 DEBUG : Looking for writers
2026/02/15 03:36:02 DEBUG : file1: reading active writers
2026/02/15 03:36:02 DEBUG : file1: active writers 1
2026/02/15 03:36:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:03 DEBUG : Looking for writers
2026/02/15 03:36:03 DEBUG : file1: reading active writers
2026/02/15 03:36:03 DEBUG : file1: active writers 1
2026/02/15 03:36:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:04 DEBUG : Looking for writers
2026/02/15 03:36:04 DEBUG : file1: reading active writers
2026/02/15 03:36:04 DEBUG : file1: active writers 1
2026/02/15 03:36:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:05 DEBUG : Looking for writers
2026/02/15 03:36:05 DEBUG : file1: reading active writers
2026/02/15 03:36:05 DEBUG : file1: active writers 1
2026/02/15 03:36:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:06 DEBUG : Looking for writers
2026/02/15 03:36:06 DEBUG : file1: reading active writers
2026/02/15 03:36:06 DEBUG : file1: active writers 1
2026/02/15 03:36:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:07 DEBUG : Looking for writers
2026/02/15 03:36:07 DEBUG : file1: reading active writers
2026/02/15 03:36:07 DEBUG : file1: active writers 1
2026/02/15 03:36:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:08 DEBUG : Looking for writers
2026/02/15 03:36:08 DEBUG : file1: reading active writers
2026/02/15 03:36:08 DEBUG : file1: active writers 1
2026/02/15 03:36:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:09 DEBUG : Looking for writers
2026/02/15 03:36:09 DEBUG : file1: reading active writers
2026/02/15 03:36:09 DEBUG : file1: active writers 1
2026/02/15 03:36:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:10 DEBUG : Looking for writers
2026/02/15 03:36:10 DEBUG : file1: reading active writers
2026/02/15 03:36:10 DEBUG : file1: active writers 1
2026/02/15 03:36:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:11 DEBUG : Looking for writers
2026/02/15 03:36:11 DEBUG : file1: reading active writers
2026/02/15 03:36:11 DEBUG : file1: active writers 1
2026/02/15 03:36:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:12 DEBUG : Looking for writers
2026/02/15 03:36:12 DEBUG : file1: reading active writers
2026/02/15 03:36:12 DEBUG : file1: active writers 1
2026/02/15 03:36:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:13 DEBUG : Looking for writers
2026/02/15 03:36:13 DEBUG : file1: reading active writers
2026/02/15 03:36:13 DEBUG : file1: active writers 1
2026/02/15 03:36:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:14 DEBUG : Looking for writers
2026/02/15 03:36:14 DEBUG : file1: reading active writers
2026/02/15 03:36:14 DEBUG : file1: active writers 1
2026/02/15 03:36:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:15 DEBUG : Looking for writers
2026/02/15 03:36:15 DEBUG : file1: reading active writers
2026/02/15 03:36:15 DEBUG : file1: active writers 1
2026/02/15 03:36:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:16 DEBUG : Looking for writers
2026/02/15 03:36:16 DEBUG : file1: reading active writers
2026/02/15 03:36:16 DEBUG : file1: active writers 1
2026/02/15 03:36:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:17 DEBUG : Looking for writers
2026/02/15 03:36:17 DEBUG : file1: reading active writers
2026/02/15 03:36:17 DEBUG : file1: active writers 1
2026/02/15 03:36:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:18 DEBUG : Looking for writers
2026/02/15 03:36:18 DEBUG : file1: reading active writers
2026/02/15 03:36:18 DEBUG : file1: active writers 1
2026/02/15 03:36:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:19 DEBUG : Looking for writers
2026/02/15 03:36:19 DEBUG : file1: reading active writers
2026/02/15 03:36:19 DEBUG : file1: active writers 1
2026/02/15 03:36:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:20 DEBUG : Looking for writers
2026/02/15 03:36:20 DEBUG : file1: reading active writers
2026/02/15 03:36:20 DEBUG : file1: active writers 1
2026/02/15 03:36:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/02/15 03:36:21 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/02/15 03:36:21 DEBUG : >WaitForWriters: 
2026/02/15 03:36:21 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (40.58s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:21 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:21 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:21 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:21 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:21 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:21 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:21 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:21 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/02/15 03:36:22 DEBUG : file1: aborting in-sequence write wait, off=100
2026/02/15 03:36:22 DEBUG : file1: failed to wait for in-sequence write to 100
2026/02/15 03:36:22 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/02/15 03:36:22 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (11 bytes), uploading instead of streaming
2026/02/15 03:36:23.274233 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:23.274264 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:23 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:23 DEBUG : file1: Remove: 
2026/02/15 03:36:23 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:23 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/02/15 03:36:23 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/02/15 03:36:23 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/02/15 03:36:24 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/02/15 03:36:27 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/02/15 03:36:31 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:31 DEBUG : Looking for writers
2026/02/15 03:36:31 DEBUG : >WaitForWriters: 
2026/02/15 03:36:31 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.44s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:31 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:31 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:31 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:31 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:31 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:31 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:31 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/02/15 03:36:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:31 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (5 bytes), uploading instead of streaming
2026/02/15 03:36:32.395592 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:32.395628 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:32 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)
2026/02/15 03:36:32 DEBUG : file1: Remove: 
2026/02/15 03:36:32 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:32 DEBUG : file1: >Remove: err=<nil>
2026/02/15 03:36:32 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
2026/02/15 03:36:32 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
2026/02/15 03:36:32 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:32 DEBUG : Looking for writers
2026/02/15 03:36:32 DEBUG : >WaitForWriters: 
2026/02/15 03:36:32 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.93s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:32 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:32 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:32 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:32 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:32 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:32 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:32 DEBUG : file1: WriteFileHandle.Release closing
2026/02/15 03:36:32 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:32 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (0 bytes), uploading instead of streaming
2026/02/15 03:36:33.626931 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:33.626953 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:33 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:33 DEBUG : file1: Remove: 
2026/02/15 03:36:33 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:33 DEBUG : file1: >Remove: err=<nil>
2026/02/15 03:36:33 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
2026/02/15 03:36:33 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/02/15 03:36:33 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:33 DEBUG : Looking for writers
2026/02/15 03:36:33 DEBUG : >WaitForWriters: 
2026/02/15 03:36:33 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.15s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:33 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:33 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:33 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:33 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:33 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:33 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:33 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:33 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (2 bytes), uploading instead of streaming
2026/02/15 03:36:34.779808 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:34.779842 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:34 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:34 DEBUG : file1: Remove: 
2026/02/15 03:36:34 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:34 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
2026/02/15 03:36:34 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:34 DEBUG : Looking for writers
2026/02/15 03:36:34 DEBUG : >WaitForWriters: 
2026/02/15 03:36:34 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.27s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:34 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:34 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:34 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:35 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:35 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:35 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:35 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:35 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:35 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (0 bytes), uploading instead of streaming
2026/02/15 03:36:36.086832 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:36.086862 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:36 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)
2026/02/15 03:36:36 DEBUG : file1: Remove: 
2026/02/15 03:36:36 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:36 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
2026/02/15 03:36:36 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/02/15 03:36:36 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
2026/02/15 03:36:36 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:36 DEBUG : Looking for writers
2026/02/15 03:36:36 DEBUG : >WaitForWriters: 
2026/02/15 03:36:36 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.28s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:36 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:36 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:36 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/02/15 03:36:36 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/02/15 03:36:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:36 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/02/15 03:36:36 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/02/15 03:36:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/02/15 03:36:36 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': File to upload is small (100 bytes), uploading instead of streaming
2026/02/15 03:36:37.187666 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:37.187692 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:37 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:37 DEBUG : file1: Remove: 
2026/02/15 03:36:37 DEBUG : Added virtual directory entry vDel: "file1"
2026/02/15 03:36:37 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go: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
2026/02/15 03:36:37 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/02/15 03:36:37 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/02/15 03:36:37 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:37 DEBUG : Looking for writers
2026/02/15 03:36:37 DEBUG : >WaitForWriters: 
2026/02/15 03:36:37 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.08s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:37 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:37 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:38.175766 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:38.175790 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:38 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:38 DEBUG : Looking for writers
2026/02/15 03:36:38 DEBUG : >WaitForWriters: 
2026/02/15 03:36:38 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.92s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:38 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:38 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:38.751518 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:38.751564 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:38 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:38 DEBUG : Looking for writers
2026/02/15 03:36:38 DEBUG : >WaitForWriters: 
2026/02/15 03:36:38 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.66s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:38 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:38 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:39.719715 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:39.719750 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:39 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:39 DEBUG : Looking for writers
2026/02/15 03:36:39 DEBUG : >WaitForWriters: 
2026/02/15 03:36:39 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (1.01s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-xoqexaw5moki'", Local "Local file system at /tmp/rclone2954050219", Modify Window "1s"
2026/02/15 03:36:39 INFO  : proton drive root link ID 'rclone-test-xoqexaw5moki': poll-interval is not supported by this remote
2026/02/15 03:36:39 NOTICE: proton drive root link ID 'rclone-test-xoqexaw5moki': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/02/15 03:36:40.499945 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/02/15 03:36:40.499966 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-xoqexaw5moki'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/02/15 03:36:40 DEBUG : WaitForWriters: timeout=30s
2026/02/15 03:36:40 DEBUG : Looking for writers
2026/02/15 03:36:40 DEBUG : >WaitForWriters: 
2026/02/15 03:36:40 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.72s)
FAIL
2026/02/15 03:36:40 DEBUG : proton drive root link ID 'rclone-test-xoqexaw5moki': Purge remote
2026/02/15 03:36:40 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 5m48.514774098s (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]