"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 3/5)
2026/01/21 02:45:52 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-geqanoq9nedu"
2026/01/21 02:45:52 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/21 02:45:52 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': Has cached credentials
2026/01/21 02:45:54 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': Used cached credential to initialize the ProtonDrive API
2026/01/21 02:45:54 DEBUG : Creating backend with remote "/tmp/rclone3014037491"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:54 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:54 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:55.170217 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:55.170238 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:55 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:55 DEBUG : Looking for writers
2026/01/21 02:45:55 DEBUG : >WaitForWriters: 
2026/01/21 02:45:55 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.82s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:55 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:55 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:55.927238 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:55.927292 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:55 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:55 DEBUG : Looking for writers
2026/01/21 02:45:55 DEBUG : >WaitForWriters: 
2026/01/21 02:45:56 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.74s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:56 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:56 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:56.669709 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:56.669730 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:56 DEBUG : Looking for writers
2026/01/21 02:45:56 DEBUG : >WaitForWriters: 
2026/01/21 02:45:56 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.74s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:56 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:56 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:57.422173 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:57.422198 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:57 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:57 DEBUG : Looking for writers
2026/01/21 02:45:57 DEBUG : >WaitForWriters: 
2026/01/21 02:45:57 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.75s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:57 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:57 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:58.156196 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:58.156230 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:58 DEBUG : Looking for writers
2026/01/21 02:45:58 DEBUG : >WaitForWriters: 
2026/01/21 02:45:58 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.77s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:58 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:58 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:58.925491 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:58.925515 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:58 DEBUG : Looking for writers
2026/01/21 02:45:58 DEBUG : >WaitForWriters: 
2026/01/21 02:45:59 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.74s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:59 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:59 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:45:59.730164 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:45:59.730182 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:45:59 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:45:59 DEBUG : Looking for writers
2026/01/21 02:45:59 DEBUG : >WaitForWriters: 
2026/01/21 02:45:59 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.85s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:45:59 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:45:59 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:00.574601 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:00.574621 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:00 DEBUG : Looking for writers
2026/01/21 02:46:00 DEBUG : >WaitForWriters: 
2026/01/21 02:46:00 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.80s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:00 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:00 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:01.305878 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:01.305897 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:01 DEBUG : Looking for writers
2026/01/21 02:46:01 DEBUG : >WaitForWriters: 
2026/01/21 02:46:01 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.75s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:01 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:01 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:02.111921 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:02.111965 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:02 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:02 DEBUG : Looking for writers
2026/01/21 02:46:02 DEBUG : >WaitForWriters: 
2026/01/21 02:46:02 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.79s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:02 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:02 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:02.904623 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:02.904644 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:02 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:02 DEBUG : Looking for writers
2026/01/21 02:46:02 DEBUG : >WaitForWriters: 
2026/01/21 02:46:03 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.82s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:03 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:03 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:03.684940 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:03.684963 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:03 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:03 DEBUG : Looking for writers
2026/01/21 02:46:03 DEBUG : >WaitForWriters: 
2026/01/21 02:46:03 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.75s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:03 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:03 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:04.460721 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:04.460743 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:04 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:04 DEBUG : Looking for writers
2026/01/21 02:46:04 DEBUG : >WaitForWriters: 
2026/01/21 02:46:04 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.76s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:04 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:04 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:05.234580 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:05.234613 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:05 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:05 DEBUG : Looking for writers
2026/01/21 02:46:05 DEBUG : >WaitForWriters: 
2026/01/21 02:46:05 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.82s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:05 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:05 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:06.028767 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:06.028794 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:06 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:06 DEBUG : Looking for writers
2026/01/21 02:46:06 DEBUG : >WaitForWriters: 
2026/01/21 02:46:06 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.77s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:06 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:06 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:06.754361 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:06.754382 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:06 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:06 DEBUG : Looking for writers
2026/01/21 02:46:06 DEBUG : >WaitForWriters: 
2026/01/21 02:46:06 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.71s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:06 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:06 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:07.497084 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:07.497121 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:07 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:07 DEBUG : Looking for writers
2026/01/21 02:46:07 DEBUG : >WaitForWriters: 
2026/01/21 02:46:07 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.74s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:07 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:07 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:08.209896 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:08.209918 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:08 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:08 DEBUG : Looking for writers
2026/01/21 02:46:08 DEBUG : >WaitForWriters: 
2026/01/21 02:46:08 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.73s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:08 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:08 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:09.047122 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:09.047156 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:09 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:09 DEBUG : Looking for writers
2026/01/21 02:46:09 DEBUG : >WaitForWriters: 
2026/01/21 02:46:09 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.84s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:09 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:09 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:09.812126 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:09.812154 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:09 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:09 DEBUG : Looking for writers
2026/01/21 02:46:09 DEBUG : >WaitForWriters: 
2026/01/21 02:46:09 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.74s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:09 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:09 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:10.583881 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:10.583916 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:10 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:10 DEBUG : Looking for writers
2026/01/21 02:46:10 DEBUG : >WaitForWriters: 
2026/01/21 02:46:10 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.79s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:10 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:10 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:11.318459 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:11.318491 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:11 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:11 DEBUG : Looking for writers
2026/01/21 02:46:11 DEBUG : >WaitForWriters: 
2026/01/21 02:46:11 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-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:11 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:11 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:12.043933 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:12.043964 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:12 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:12 DEBUG : Looking for writers
2026/01/21 02:46:12 DEBUG : >WaitForWriters: 
2026/01/21 02:46:12 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-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:12 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:12 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:12.846573 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:12.846594 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:12 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:12 DEBUG : Looking for writers
2026/01/21 02:46:12 DEBUG : >WaitForWriters: 
2026/01/21 02:46:12 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:12 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:12 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:12 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:12 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:12 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:13.637888 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:13.637908 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:13 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:13 DEBUG : Looking for writers
2026/01/21 02:46:13 DEBUG : >WaitForWriters: 
2026/01/21 02:46:13 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:13 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:13 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:13 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:13 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:13 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:13 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:14.390818 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:14.390838 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:14 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:14 DEBUG : Looking for writers
2026/01/21 02:46:14 DEBUG : >WaitForWriters: 
2026/01/21 02:46:14 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:14 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:14 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:14 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:14 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:14 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:14 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:15.176591 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:15.176617 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:15 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:15 DEBUG : Looking for writers
2026/01/21 02:46:15 DEBUG : >WaitForWriters: 
2026/01/21 02:46:15 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:15 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.58s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.73s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.75s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.76s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.83s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.73s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.77s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:15 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:15 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:15.943887 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:15.944041 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:15 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:15 DEBUG : Looking for writers
2026/01/21 02:46:15 DEBUG : >WaitForWriters: 
2026/01/21 02:46:16 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.81s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:16 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:16 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:16.711997 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:16.712036 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:16 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:16 DEBUG : Looking for writers
2026/01/21 02:46:16 DEBUG : >WaitForWriters: 
2026/01/21 02:46:16 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.73s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:16 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:16 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:17.437844 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:17.437874 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:17 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:17 DEBUG : Looking for writers
2026/01/21 02:46:17 DEBUG : >WaitForWriters: 
2026/01/21 02:46:17 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.75s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:17 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:17 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:18.212329 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:18.212387 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:18 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:18 DEBUG : Looking for writers
2026/01/21 02:46:18 DEBUG : >WaitForWriters: 
2026/01/21 02:46:18 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.76s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:18 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:18 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:18.995367 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:18.995386 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:18 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:18 DEBUG : Looking for writers
2026/01/21 02:46:18 DEBUG : >WaitForWriters: 
2026/01/21 02:46:19 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.79s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:19 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:19 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:19.812802 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:19.812822 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:19 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:19 DEBUG : Looking for writers
2026/01/21 02:46:19 DEBUG : >WaitForWriters: 
2026/01/21 02:46:19 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:19 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:19 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:19 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:19 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:19 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:19 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:19 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:20.575717 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:20.575744 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:20 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:20 DEBUG : Looking for writers
2026/01/21 02:46:20 DEBUG : >WaitForWriters: 
2026/01/21 02:46:20 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:20 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:20 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:20 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:20 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:20 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:20 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:20 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:20 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:21.334545 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:21.334584 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:21 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:21 DEBUG : Looking for writers
2026/01/21 02:46:21 DEBUG : >WaitForWriters: 
2026/01/21 02:46:21 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:21 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:21 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:21 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:21 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:21 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:21 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:22.069497 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:22.069549 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:22 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:22 DEBUG : Looking for writers
2026/01/21 02:46:22 DEBUG : >WaitForWriters: 
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:22 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:22 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:22.801607 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:22.801626 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:22 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:22 DEBUG : Looking for writers
2026/01/21 02:46:22 DEBUG : >WaitForWriters: 
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:22 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:22 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:22 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:22 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:23.546321 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:23.546384 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:23 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:23 DEBUG : Looking for writers
2026/01/21 02:46:23 DEBUG : >WaitForWriters: 
2026/01/21 02:46:23 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:23 ERROR : error listing: directory not found
--- FAIL: TestFileRename (4.52s)
    --- FAIL: TestFileRename/off,forceCache=false (0.80s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.76s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.76s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.76s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.74s)
    --- FAIL: TestFileRename/full,forceCache=false (0.70s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:23 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:23 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:24.292940 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:24.292977 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:24 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:24 DEBUG : Looking for writers
2026/01/21 02:46:24 DEBUG : >WaitForWriters: 
2026/01/21 02:46:24 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.75s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:24 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:24 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:25.135693 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:25.135723 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:25 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:25 DEBUG : Looking for writers
2026/01/21 02:46:25 DEBUG : >WaitForWriters: 
2026/01/21 02:46:25 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.86s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:25 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:25 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:25.880629 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:25.880650 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:25 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:25 DEBUG : Looking for writers
2026/01/21 02:46:25 DEBUG : >WaitForWriters: 
2026/01/21 02:46:26 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.77s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:26 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:26 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:26.684010 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:26.684042 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:26 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:26 DEBUG : Looking for writers
2026/01/21 02:46:26 DEBUG : >WaitForWriters: 
2026/01/21 02:46:26 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.76s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:26 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:26 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:46:27.427367 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:27.427393 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:27 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:27 DEBUG : Looking for writers
2026/01/21 02:46:27 DEBUG : >WaitForWriters: 
2026/01/21 02:46:27 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.78s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:27 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:27 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:27 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:27 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:27 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:28.230108 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:28.230133 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:28 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:28 DEBUG : Looking for writers
2026/01/21 02:46:28 DEBUG : >WaitForWriters: 
2026/01/21 02:46:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:28 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.76s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:28 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:28 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:28.936525 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:28.936570 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:28 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:28 DEBUG : Looking for writers
2026/01/21 02:46:28 DEBUG : >WaitForWriters: 
2026/01/21 02:46:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:29 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.71s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:29 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:29.659394 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:29.659419 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:29 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:29 DEBUG : Looking for writers
2026/01/21 02:46:29 DEBUG : >WaitForWriters: 
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:29 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.73s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:29 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:29 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:29 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:30.388995 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:30.389031 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:30 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:30 DEBUG : Looking for writers
2026/01/21 02:46:30 DEBUG : >WaitForWriters: 
2026/01/21 02:46:30 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:30 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.74s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:30 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:30 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:30 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:30 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:31.200700 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:31.200805 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : >WaitForWriters: 
2026/01/21 02:46:31 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:46:31 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.84s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:46:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:46:31 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:46:31 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:46:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:46:31 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:46:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:46:31 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:46:31 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): openPending: 
2026/01/21 02:46:31 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:46:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): >openPending: err=<nil>
2026/01/21 02:46:31 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:46:31 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:46:31 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:46:31 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): _writeAt: size=5, off=0
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): >_writeAt: n=5, err=<nil>
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): _writeAt: size=7, off=5
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): >_writeAt: n=7, err=<nil>
2026/01/21 02:46:31 DEBUG : file1: vfs cache: truncate to size=11
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): close: 
2026/01/21 02:46:31 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:46:31.518988766 +0000 UTC m=+38.769373631
2026/01/21 02:46:31 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): >close: err=<nil>
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): close: 
2026/01/21 02:46:31 DEBUG : file1(0xc000b26940): >close: err=file already closed
2026/01/21 02:46:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:46:31 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:46:31 DEBUG : Looking for writers
2026/01/21 02:46:31 DEBUG : file1: reading active writers
2026/01/21 02:46:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:46:32 DEBUG : Looking for writers
2026/01/21 02:46:32 DEBUG : file1: reading active writers
2026/01/21 02:46:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:46:32.346124 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:32.346141 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:32 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:32 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:32 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:32 DEBUG : Looking for writers
2026/01/21 02:46:32 DEBUG : file1: reading active writers
2026/01/21 02:46:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:33.254089 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:33.254177 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:33 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)
2026/01/21 02:46:33 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:33 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:33 DEBUG : Looking for writers
2026/01/21 02:46:33 DEBUG : file1: reading active writers
2026/01/21 02:46:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:34.402937 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:34.403017 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:34 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:34 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:34 DEBUG : Looking for writers
2026/01/21 02:46:34 DEBUG : file1: reading active writers
2026/01/21 02:46:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:35 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:35 DEBUG : Looking for writers
2026/01/21 02:46:35 DEBUG : file1: reading active writers
2026/01/21 02:46:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:35.948825 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:35.948863 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:35 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:35 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:36 DEBUG : Looking for writers
2026/01/21 02:46:36 DEBUG : file1: reading active writers
2026/01/21 02:46:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:37 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:37 DEBUG : Looking for writers
2026/01/21 02:46:37 DEBUG : file1: reading active writers
2026/01/21 02:46:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:38.303219 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:38.303255 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:38 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:38 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:38 DEBUG : Looking for writers
2026/01/21 02:46:38 DEBUG : file1: reading active writers
2026/01/21 02:46:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:39 DEBUG : Looking for writers
2026/01/21 02:46:39 DEBUG : file1: reading active writers
2026/01/21 02:46:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:40 DEBUG : Looking for writers
2026/01/21 02:46:40 DEBUG : file1: reading active writers
2026/01/21 02:46:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:41 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:41 DEBUG : Looking for writers
2026/01/21 02:46:41 DEBUG : file1: reading active writers
2026/01/21 02:46:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:42.326563 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:42.326581 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:42 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:42 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:42 DEBUG : Looking for writers
2026/01/21 02:46:42 DEBUG : file1: reading active writers
2026/01/21 02:46:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:43 DEBUG : Looking for writers
2026/01/21 02:46:43 DEBUG : file1: reading active writers
2026/01/21 02:46:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:44 DEBUG : Looking for writers
2026/01/21 02:46:44 DEBUG : file1: reading active writers
2026/01/21 02:46:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:45 DEBUG : Looking for writers
2026/01/21 02:46:45 DEBUG : file1: reading active writers
2026/01/21 02:46:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:46 DEBUG : Looking for writers
2026/01/21 02:46:46 DEBUG : file1: reading active writers
2026/01/21 02:46:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:47 DEBUG : Looking for writers
2026/01/21 02:46:47 DEBUG : file1: reading active writers
2026/01/21 02:46:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:48 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:46:48 DEBUG : Looking for writers
2026/01/21 02:46:48 DEBUG : file1: reading active writers
2026/01/21 02:46:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:49.520022 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:46:49.520037 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:49 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:46:49 DEBUG : Looking for writers
2026/01/21 02:46:49 DEBUG : file1: reading active writers
2026/01/21 02:46:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:50 DEBUG : Looking for writers
2026/01/21 02:46:50 DEBUG : file1: reading active writers
2026/01/21 02:46:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:51 DEBUG : Looking for writers
2026/01/21 02:46:51 DEBUG : file1: reading active writers
2026/01/21 02:46:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:52 DEBUG : Looking for writers
2026/01/21 02:46:52 DEBUG : file1: reading active writers
2026/01/21 02:46:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:53 DEBUG : Looking for writers
2026/01/21 02:46:53 DEBUG : file1: reading active writers
2026/01/21 02:46:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:54 DEBUG : Looking for writers
2026/01/21 02:46:54 DEBUG : file1: reading active writers
2026/01/21 02:46:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:55 DEBUG : Looking for writers
2026/01/21 02:46:55 DEBUG : file1: reading active writers
2026/01/21 02:46:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:56 DEBUG : Looking for writers
2026/01/21 02:46:56 DEBUG : file1: reading active writers
2026/01/21 02:46:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:57 DEBUG : Looking for writers
2026/01/21 02:46:57 DEBUG : file1: reading active writers
2026/01/21 02:46:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:58 DEBUG : Looking for writers
2026/01/21 02:46:58 DEBUG : file1: reading active writers
2026/01/21 02:46:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:46:59 DEBUG : Looking for writers
2026/01/21 02:46:59 DEBUG : file1: reading active writers
2026/01/21 02:46:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:00 DEBUG : Looking for writers
2026/01/21 02:47:00 DEBUG : file1: reading active writers
2026/01/21 02:47:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:01 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007cc2d0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000820a08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642243136} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867039777006558 ext:38769373631 loc:0x4465880} ATime:{wall:14002867039777030662 ext:38769397747 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:47:01 DEBUG : >WaitForWriters: 
2026/01/21 02:47:01 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/21 02:47:02 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/21 02:47:03.117055 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:03.117082 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:03 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:03 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:03 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:47:05 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/01/21 02:47:09 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:47:09 DEBUG : Looking for writers
2026/01/21 02:47:09 DEBUG : file1: reading active writers
2026/01/21 02:47:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:47:10 DEBUG : Looking for writers
2026/01/21 02:47:10 DEBUG : file1: reading active writers
2026/01/21 02:47:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:47:10 DEBUG : Looking for writers
2026/01/21 02:47:10 DEBUG : file1: reading active writers
2026/01/21 02:47:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:11 DEBUG : Looking for writers
2026/01/21 02:47:11 DEBUG : file1: reading active writers
2026/01/21 02:47:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:12 DEBUG : Looking for writers
2026/01/21 02:47:12 DEBUG : file1: reading active writers
2026/01/21 02:47:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:13 DEBUG : Looking for writers
2026/01/21 02:47:13 DEBUG : file1: reading active writers
2026/01/21 02:47:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:14 DEBUG : Looking for writers
2026/01/21 02:47:14 DEBUG : file1: reading active writers
2026/01/21 02:47:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:15 DEBUG : Looking for writers
2026/01/21 02:47:15 DEBUG : file1: reading active writers
2026/01/21 02:47:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:16 DEBUG : Looking for writers
2026/01/21 02:47:16 DEBUG : file1: reading active writers
2026/01/21 02:47:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:17 DEBUG : Looking for writers
2026/01/21 02:47:17 DEBUG : file1: reading active writers
2026/01/21 02:47:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:18 DEBUG : Looking for writers
2026/01/21 02:47:18 DEBUG : file1: reading active writers
2026/01/21 02:47:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:19 DEBUG : Looking for writers
2026/01/21 02:47:19 DEBUG : file1: reading active writers
2026/01/21 02:47:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:20 DEBUG : Looking for writers
2026/01/21 02:47:20 DEBUG : file1: reading active writers
2026/01/21 02:47:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:21 DEBUG : Looking for writers
2026/01/21 02:47:21 DEBUG : file1: reading active writers
2026/01/21 02:47:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:22 DEBUG : Looking for writers
2026/01/21 02:47:22 DEBUG : file1: reading active writers
2026/01/21 02:47:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:23 DEBUG : Looking for writers
2026/01/21 02:47:23 DEBUG : file1: reading active writers
2026/01/21 02:47:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:24 DEBUG : Looking for writers
2026/01/21 02:47:24 DEBUG : file1: reading active writers
2026/01/21 02:47:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:25 DEBUG : Looking for writers
2026/01/21 02:47:25 DEBUG : file1: reading active writers
2026/01/21 02:47:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:26 DEBUG : Looking for writers
2026/01/21 02:47:26 DEBUG : file1: reading active writers
2026/01/21 02:47:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:27 DEBUG : Looking for writers
2026/01/21 02:47:27 DEBUG : file1: reading active writers
2026/01/21 02:47:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:28 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:28 DEBUG : Looking for writers
2026/01/21 02:47:28 DEBUG : file1: reading active writers
2026/01/21 02:47:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:29.614882 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:29.614913 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:29 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:29 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:29 DEBUG : Looking for writers
2026/01/21 02:47:29 DEBUG : file1: reading active writers
2026/01/21 02:47:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:30 DEBUG : Looking for writers
2026/01/21 02:47:30 DEBUG : file1: reading active writers
2026/01/21 02:47:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:31 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:47:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:47:31 DEBUG : Looking for writers
2026/01/21 02:47:31 DEBUG : file1: reading active writers
2026/01/21 02:47:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:32 DEBUG : Looking for writers
2026/01/21 02:47:32 DEBUG : file1: reading active writers
2026/01/21 02:47:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:33 DEBUG : Looking for writers
2026/01/21 02:47:33 DEBUG : file1: reading active writers
2026/01/21 02:47:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:34 DEBUG : Looking for writers
2026/01/21 02:47:34 DEBUG : file1: reading active writers
2026/01/21 02:47:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:35 DEBUG : Looking for writers
2026/01/21 02:47:35 DEBUG : file1: reading active writers
2026/01/21 02:47:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:36 DEBUG : Looking for writers
2026/01/21 02:47:36 DEBUG : file1: reading active writers
2026/01/21 02:47:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:37 DEBUG : Looking for writers
2026/01/21 02:47:37 DEBUG : file1: reading active writers
2026/01/21 02:47:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:38 DEBUG : Looking for writers
2026/01/21 02:47:38 DEBUG : file1: reading active writers
2026/01/21 02:47:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:39 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007cc2d0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000820a08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824642243136} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867039777006558 ext:38769373631 loc:0x4465880} ATime:{wall:14002867039777030662 ext:38769397747 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:47:39 DEBUG : >WaitForWriters: 
2026/01/21 02:47:39 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:47:39 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.44s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:47:39 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:47:39 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:47:39 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : Config file has changed externally - reloading
2026/01/21 02:47:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:47:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:47:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:47:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:47:39 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:47:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:47:39 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): openPending: 
2026/01/21 02:47:39 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:47:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): >openPending: err=<nil>
2026/01/21 02:47:39 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:47:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:47:39 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:47:39 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): _writeAt: size=7, off=0
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): >_writeAt: n=7, err=<nil>
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): _writeAt: size=6, off=5
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): >_writeAt: n=6, err=<nil>
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): close: 
2026/01/21 02:47:39 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:47:39.969525004 +0000 UTC m=+107.219909850
2026/01/21 02:47:39 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): >close: err=<nil>
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): _writeAt: size=5, off=0
2026/01/21 02:47:39 DEBUG : file1(0xc000a4d940): >_writeAt: n=0, err=file already closed
2026/01/21 02:47:39 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:47:39 DEBUG : Looking for writers
2026/01/21 02:47:39 DEBUG : file1: reading active writers
2026/01/21 02:47:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:47:39 DEBUG : Looking for writers
2026/01/21 02:47:39 DEBUG : file1: reading active writers
2026/01/21 02:47:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:47:40 DEBUG : Looking for writers
2026/01/21 02:47:40 DEBUG : file1: reading active writers
2026/01/21 02:47:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:47:40 DEBUG : Looking for writers
2026/01/21 02:47:40 DEBUG : file1: reading active writers
2026/01/21 02:47:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:47:40 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:40 DEBUG : Looking for writers
2026/01/21 02:47:40 DEBUG : file1: reading active writers
2026/01/21 02:47:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:47:40 DEBUG : Looking for writers
2026/01/21 02:47:40 DEBUG : file1: reading active writers
2026/01/21 02:47:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:47:40 DEBUG : Looking for writers
2026/01/21 02:47:40 DEBUG : file1: reading active writers
2026/01/21 02:47:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:47:40.850169 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:40.850189 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:40 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:40 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:41 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:41 DEBUG : Looking for writers
2026/01/21 02:47:41 DEBUG : file1: reading active writers
2026/01/21 02:47:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:41.836157 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:41.836177 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:41 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:41 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:42 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:42 DEBUG : Looking for writers
2026/01/21 02:47:42 DEBUG : file1: reading active writers
2026/01/21 02:47:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:42.970789 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:42.970820 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:42 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:42 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:43 DEBUG : Looking for writers
2026/01/21 02:47:43 DEBUG : file1: reading active writers
2026/01/21 02:47:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:43 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:44 DEBUG : Looking for writers
2026/01/21 02:47:44 DEBUG : file1: reading active writers
2026/01/21 02:47:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:44.491344 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:44.491373 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:44 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:45 DEBUG : Looking for writers
2026/01/21 02:47:45 DEBUG : file1: reading active writers
2026/01/21 02:47:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:46 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:46 DEBUG : Looking for writers
2026/01/21 02:47:46 DEBUG : file1: reading active writers
2026/01/21 02:47:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:46.849563 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:46.849619 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:46 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:46 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:47 DEBUG : Looking for writers
2026/01/21 02:47:47 DEBUG : file1: reading active writers
2026/01/21 02:47:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:48 DEBUG : Looking for writers
2026/01/21 02:47:48 DEBUG : file1: reading active writers
2026/01/21 02:47:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:49 DEBUG : Looking for writers
2026/01/21 02:47:49 DEBUG : file1: reading active writers
2026/01/21 02:47:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:50 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:50 DEBUG : Looking for writers
2026/01/21 02:47:50 DEBUG : file1: reading active writers
2026/01/21 02:47:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:50.799250 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:50.799269 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:50 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:51 DEBUG : Looking for writers
2026/01/21 02:47:51 DEBUG : file1: reading active writers
2026/01/21 02:47:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:52 DEBUG : Looking for writers
2026/01/21 02:47:52 DEBUG : file1: reading active writers
2026/01/21 02:47:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:53 DEBUG : Looking for writers
2026/01/21 02:47:53 DEBUG : file1: reading active writers
2026/01/21 02:47:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:54 DEBUG : Looking for writers
2026/01/21 02:47:54 DEBUG : file1: reading active writers
2026/01/21 02:47:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:55 DEBUG : Looking for writers
2026/01/21 02:47:55 DEBUG : file1: reading active writers
2026/01/21 02:47:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:56 DEBUG : Looking for writers
2026/01/21 02:47:56 DEBUG : file1: reading active writers
2026/01/21 02:47:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:57 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:47:57 DEBUG : Looking for writers
2026/01/21 02:47:57 DEBUG : file1: reading active writers
2026/01/21 02:47:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:58.003140 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:47:58.003160 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:58 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:58 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:47:58 DEBUG : Looking for writers
2026/01/21 02:47:58 DEBUG : file1: reading active writers
2026/01/21 02:47:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:47:59 DEBUG : Looking for writers
2026/01/21 02:47:59 DEBUG : file1: reading active writers
2026/01/21 02:47:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:00 DEBUG : Looking for writers
2026/01/21 02:48:00 DEBUG : file1: reading active writers
2026/01/21 02:48:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:01 DEBUG : Looking for writers
2026/01/21 02:48:01 DEBUG : file1: reading active writers
2026/01/21 02:48:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:02 DEBUG : Looking for writers
2026/01/21 02:48:02 DEBUG : file1: reading active writers
2026/01/21 02:48:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:03 DEBUG : Looking for writers
2026/01/21 02:48:03 DEBUG : file1: reading active writers
2026/01/21 02:48:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:04 DEBUG : Looking for writers
2026/01/21 02:48:04 DEBUG : file1: reading active writers
2026/01/21 02:48:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:05 DEBUG : Looking for writers
2026/01/21 02:48:05 DEBUG : file1: reading active writers
2026/01/21 02:48:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:06 DEBUG : Looking for writers
2026/01/21 02:48:06 DEBUG : file1: reading active writers
2026/01/21 02:48:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:07 DEBUG : Looking for writers
2026/01/21 02:48:07 DEBUG : file1: reading active writers
2026/01/21 02:48:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:08 DEBUG : Looking for writers
2026/01/21 02:48:08 DEBUG : file1: reading active writers
2026/01/21 02:48:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:09 DEBUG : Looking for writers
2026/01/21 02:48:09 DEBUG : file1: reading active writers
2026/01/21 02:48:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:09 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007ccc30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0003b7a08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824637618752} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867113241986828 ext:107219909850 loc:0x4465880} ATime:{wall:14002867113242002528 ext:107219925550 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:48:09 DEBUG : >WaitForWriters: 
2026/01/21 02:48:10 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/21 02:48:10 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/21 02:48:11.550191 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:11.550210 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:11 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:11 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:11 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:48:14 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/21 02:48:18 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:48:18 DEBUG : Looking for writers
2026/01/21 02:48:18 DEBUG : file1: reading active writers
2026/01/21 02:48:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:48:19 DEBUG : Looking for writers
2026/01/21 02:48:19 DEBUG : file1: reading active writers
2026/01/21 02:48:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:20 DEBUG : Looking for writers
2026/01/21 02:48:20 DEBUG : file1: reading active writers
2026/01/21 02:48:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:21 DEBUG : Looking for writers
2026/01/21 02:48:21 DEBUG : file1: reading active writers
2026/01/21 02:48:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:22 DEBUG : Looking for writers
2026/01/21 02:48:22 DEBUG : file1: reading active writers
2026/01/21 02:48:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:23 DEBUG : Looking for writers
2026/01/21 02:48:23 DEBUG : file1: reading active writers
2026/01/21 02:48:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:24 DEBUG : Looking for writers
2026/01/21 02:48:24 DEBUG : file1: reading active writers
2026/01/21 02:48:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:25 DEBUG : Looking for writers
2026/01/21 02:48:25 DEBUG : file1: reading active writers
2026/01/21 02:48:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:26 DEBUG : Looking for writers
2026/01/21 02:48:26 DEBUG : file1: reading active writers
2026/01/21 02:48:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:27 DEBUG : Looking for writers
2026/01/21 02:48:27 DEBUG : file1: reading active writers
2026/01/21 02:48:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:28 DEBUG : Looking for writers
2026/01/21 02:48:28 DEBUG : file1: reading active writers
2026/01/21 02:48:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:29 DEBUG : Looking for writers
2026/01/21 02:48:29 DEBUG : file1: reading active writers
2026/01/21 02:48:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:30 DEBUG : Looking for writers
2026/01/21 02:48:30 DEBUG : file1: reading active writers
2026/01/21 02:48:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:31 DEBUG : Looking for writers
2026/01/21 02:48:31 DEBUG : file1: reading active writers
2026/01/21 02:48:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:32 DEBUG : Looking for writers
2026/01/21 02:48:32 DEBUG : file1: reading active writers
2026/01/21 02:48:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:33 DEBUG : Looking for writers
2026/01/21 02:48:33 DEBUG : file1: reading active writers
2026/01/21 02:48:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:34 DEBUG : Looking for writers
2026/01/21 02:48:34 DEBUG : file1: reading active writers
2026/01/21 02:48:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:35 DEBUG : Looking for writers
2026/01/21 02:48:35 DEBUG : file1: reading active writers
2026/01/21 02:48:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:36 DEBUG : Looking for writers
2026/01/21 02:48:36 DEBUG : file1: reading active writers
2026/01/21 02:48:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:37 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:37 DEBUG : Looking for writers
2026/01/21 02:48:37 DEBUG : file1: reading active writers
2026/01/21 02:48:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:38.066615 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:38.066684 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:38 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:38 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:38 DEBUG : Looking for writers
2026/01/21 02:48:38 DEBUG : file1: reading active writers
2026/01/21 02:48:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:39 DEBUG : Looking for writers
2026/01/21 02:48:39 DEBUG : file1: reading active writers
2026/01/21 02:48:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:39 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:48:39 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:48:40 DEBUG : Looking for writers
2026/01/21 02:48:40 DEBUG : file1: reading active writers
2026/01/21 02:48:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:41 DEBUG : Looking for writers
2026/01/21 02:48:41 DEBUG : file1: reading active writers
2026/01/21 02:48:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:42 DEBUG : Looking for writers
2026/01/21 02:48:42 DEBUG : file1: reading active writers
2026/01/21 02:48:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:43 DEBUG : Looking for writers
2026/01/21 02:48:43 DEBUG : file1: reading active writers
2026/01/21 02:48:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:44 DEBUG : Looking for writers
2026/01/21 02:48:44 DEBUG : file1: reading active writers
2026/01/21 02:48:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:45 DEBUG : Looking for writers
2026/01/21 02:48:45 DEBUG : file1: reading active writers
2026/01/21 02:48:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:46 DEBUG : Looking for writers
2026/01/21 02:48:46 DEBUG : file1: reading active writers
2026/01/21 02:48:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:47 DEBUG : Looking for writers
2026/01/21 02:48:47 DEBUG : file1: reading active writers
2026/01/21 02:48:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:48:48 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0007ccc30 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0003b7a08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824637618752} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867113241986828 ext:107219909850 loc:0x4465880} ATime:{wall:14002867113242002528 ext:107219925550 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:48:48 DEBUG : >WaitForWriters: 
2026/01/21 02:48:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:48:48 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.52s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:48:48 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:48:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:48:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 DEBUG : Config file has changed externally - reloading
2026/01/21 02:48:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:48:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:48:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:48:48 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:48:48 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:48:48 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:48:48 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:48:48 DEBUG : file1(0xc00042fec0): openPending: 
2026/01/21 02:48:48 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:48:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:48:48 DEBUG : file1(0xc00042fec0): >openPending: err=<nil>
2026/01/21 02:48:48 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:48:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:48:48 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:48:48 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:48:48 DEBUG : file1(0xc00042fec0): close: 
2026/01/21 02:48:48 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:48:48.480715879 +0000 UTC m=+175.731100714
2026/01/21 02:48:48 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:48:48 DEBUG : file1(0xc00042fec0): >close: err=<nil>
2026/01/21 02:48:48 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/21 02:48:48 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/21 02:48:48 DEBUG : file2: newRWFileHandle: 
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): openPending: 
2026/01/21 02:48:48 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:48:48 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): >openPending: err=<nil>
2026/01/21 02:48:48 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/21 02:48:48 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:48:48 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/21 02:48:48 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): RWFileHandle.Flush
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): RWFileHandle.Release
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): close: 
2026/01/21 02:48:48 DEBUG : file2: vfs cache: setting modification time to 2026-01-21 02:48:48.482764832 +0000 UTC m=+175.733149668
2026/01/21 02:48:48 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/21 02:48:48 DEBUG : file2(0xc0003a4500): >close: err=<nil>
2026/01/21 02:48:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:48:48 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:48 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:48:48 DEBUG : Looking for writers
2026/01/21 02:48:48 DEBUG : file1: reading active writers
2026/01/21 02:48:48 DEBUG : file2: reading active writers
2026/01/21 02:48:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:48:49 DEBUG : Looking for writers
2026/01/21 02:48:49 DEBUG : file1: reading active writers
2026/01/21 02:48:49 DEBUG : file2: reading active writers
2026/01/21 02:48:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:48:49.308275 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:49.308294 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:49 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:49 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:49 DEBUG : Looking for writers
2026/01/21 02:48:49 DEBUG : file1: reading active writers
2026/01/21 02:48:49 DEBUG : file2: reading active writers
2026/01/21 02:48:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:50.050385 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:50.050464 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:50 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:50 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:50 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:48:50 DEBUG : Looking for writers
2026/01/21 02:48:50 DEBUG : file1: reading active writers
2026/01/21 02:48:50 DEBUG : file2: reading active writers
2026/01/21 02:48:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:50.782631 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:50.782661 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:50 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:51 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:51.529043 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:51.529063 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:51 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:51 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:51 DEBUG : Looking for writers
2026/01/21 02:48:51 DEBUG : file1: reading active writers
2026/01/21 02:48:51 DEBUG : file2: reading active writers
2026/01/21 02:48:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:51 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:48:52.325945 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:52.325965 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:52 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:52 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:52 DEBUG : Looking for writers
2026/01/21 02:48:52 DEBUG : file1: reading active writers
2026/01/21 02:48:52 DEBUG : file2: reading active writers
2026/01/21 02:48:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:53.057055 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:53.057077 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 ERROR : file2: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:53 DEBUG : Looking for writers
2026/01/21 02:48:53 DEBUG : file1: reading active writers
2026/01/21 02:48:53 DEBUG : file2: reading active writers
2026/01/21 02:48:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:53.842862 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:53.842886 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:53 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:48:54.657051 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:54.657071 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:54 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:54 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:54 DEBUG : Looking for writers
2026/01/21 02:48:54 DEBUG : file1: reading active writers
2026/01/21 02:48:54 DEBUG : file2: reading active writers
2026/01/21 02:48:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:55 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:55 DEBUG : Looking for writers
2026/01/21 02:48:55 DEBUG : file1: reading active writers
2026/01/21 02:48:55 DEBUG : file2: reading active writers
2026/01/21 02:48:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:56.210944 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:56.210963 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:56 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:56 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:48:56 DEBUG : Looking for writers
2026/01/21 02:48:56 DEBUG : file1: reading active writers
2026/01/21 02:48:56 DEBUG : file2: reading active writers
2026/01/21 02:48:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:56.984116 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:48:56.984139 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:56 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:56 ERROR : file2: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:48:57 DEBUG : Looking for writers
2026/01/21 02:48:57 DEBUG : file1: reading active writers
2026/01/21 02:48:57 DEBUG : file2: reading active writers
2026/01/21 02:48:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:58 DEBUG : Looking for writers
2026/01/21 02:48:58 DEBUG : file1: reading active writers
2026/01/21 02:48:58 DEBUG : file2: reading active writers
2026/01/21 02:48:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:48:59 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:48:59 DEBUG : Looking for writers
2026/01/21 02:48:59 DEBUG : file1: reading active writers
2026/01/21 02:48:59 DEBUG : file2: reading active writers
2026/01/21 02:48:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:00 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:49:00.190741 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:00.190761 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:00 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)
2026/01/21 02:49:00 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:00 DEBUG : Looking for writers
2026/01/21 02:49:00 DEBUG : file1: reading active writers
2026/01/21 02:49:00 DEBUG : file2: reading active writers
2026/01/21 02:49:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:01.006815 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:01.006839 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:01 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:01 ERROR : file2: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:01 DEBUG : Looking for writers
2026/01/21 02:49:01 DEBUG : file1: reading active writers
2026/01/21 02:49:01 DEBUG : file2: reading active writers
2026/01/21 02:49:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:02 DEBUG : Looking for writers
2026/01/21 02:49:02 DEBUG : file1: reading active writers
2026/01/21 02:49:02 DEBUG : file2: reading active writers
2026/01/21 02:49:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:03 DEBUG : Looking for writers
2026/01/21 02:49:03 DEBUG : file1: reading active writers
2026/01/21 02:49:03 DEBUG : file2: reading active writers
2026/01/21 02:49:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:04 DEBUG : Looking for writers
2026/01/21 02:49:04 DEBUG : file1: reading active writers
2026/01/21 02:49:04 DEBUG : file2: reading active writers
2026/01/21 02:49:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:05 DEBUG : Looking for writers
2026/01/21 02:49:05 DEBUG : file1: reading active writers
2026/01/21 02:49:05 DEBUG : file2: reading active writers
2026/01/21 02:49:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:06 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:49:06 DEBUG : Looking for writers
2026/01/21 02:49:06 DEBUG : file1: reading active writers
2026/01/21 02:49:06 DEBUG : file2: reading active writers
2026/01/21 02:49:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:07.362653 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:07.362670 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:07 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:07 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:07 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:49:07 DEBUG : Looking for writers
2026/01/21 02:49:07 DEBUG : file1: reading active writers
2026/01/21 02:49:07 DEBUG : file2: reading active writers
2026/01/21 02:49:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:08.133809 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:08.133832 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:08 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:08 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:08 DEBUG : Looking for writers
2026/01/21 02:49:08 DEBUG : file1: reading active writers
2026/01/21 02:49:08 DEBUG : file2: reading active writers
2026/01/21 02:49:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:09 DEBUG : Looking for writers
2026/01/21 02:49:09 DEBUG : file1: reading active writers
2026/01/21 02:49:09 DEBUG : file2: reading active writers
2026/01/21 02:49:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:10 DEBUG : Looking for writers
2026/01/21 02:49:10 DEBUG : file1: reading active writers
2026/01/21 02:49:10 DEBUG : file2: reading active writers
2026/01/21 02:49:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:11 DEBUG : Looking for writers
2026/01/21 02:49:11 DEBUG : file1: reading active writers
2026/01/21 02:49:11 DEBUG : file2: reading active writers
2026/01/21 02:49:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:12 DEBUG : Looking for writers
2026/01/21 02:49:12 DEBUG : file2: reading active writers
2026/01/21 02:49:12 DEBUG : file1: reading active writers
2026/01/21 02:49:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:13 DEBUG : Looking for writers
2026/01/21 02:49:13 DEBUG : file1: reading active writers
2026/01/21 02:49:13 DEBUG : file2: reading active writers
2026/01/21 02:49:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:14 DEBUG : Looking for writers
2026/01/21 02:49:14 DEBUG : file1: reading active writers
2026/01/21 02:49:14 DEBUG : file2: reading active writers
2026/01/21 02:49:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:15 DEBUG : Looking for writers
2026/01/21 02:49:15 DEBUG : file1: reading active writers
2026/01/21 02:49:15 DEBUG : file2: reading active writers
2026/01/21 02:49:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:16 DEBUG : Looking for writers
2026/01/21 02:49:16 DEBUG : file1: reading active writers
2026/01/21 02:49:16 DEBUG : file2: reading active writers
2026/01/21 02:49:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:17 DEBUG : Looking for writers
2026/01/21 02:49:17 DEBUG : file1: reading active writers
2026/01/21 02:49:17 DEBUG : file2: reading active writers
2026/01/21 02:49:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:18 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00063d0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007b5608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824641803840} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867186841363559 ext:175731100714 loc:0x4465880} ATime:{wall:14002867186841704813 ext:175731441969 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00063d0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007b5708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824641804096} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867186843412512 ext:175733149668 loc:0x4465880} ATime:{wall:14002867186843529503 ext:175733266659 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:49:18 DEBUG : >WaitForWriters: 
2026/01/21 02:49:18 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:49:19 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/21 02:49:20 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:49:20.859679 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:20.859750 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:20 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:20 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:20 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:49:21.676076 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:21.676146 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:21 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:21 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
2026/01/21 02:49:22 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 "file2"
    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:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/01/21 02:49:26 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:49:26 DEBUG : Looking for writers
2026/01/21 02:49:26 DEBUG : file2: reading active writers
2026/01/21 02:49:26 DEBUG : file1: reading active writers
2026/01/21 02:49:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:49:27 DEBUG : Looking for writers
2026/01/21 02:49:27 DEBUG : file1: reading active writers
2026/01/21 02:49:27 DEBUG : file2: reading active writers
2026/01/21 02:49:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:28 DEBUG : Looking for writers
2026/01/21 02:49:28 DEBUG : file1: reading active writers
2026/01/21 02:49:28 DEBUG : file2: reading active writers
2026/01/21 02:49:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:29 DEBUG : Looking for writers
2026/01/21 02:49:29 DEBUG : file1: reading active writers
2026/01/21 02:49:29 DEBUG : file2: reading active writers
2026/01/21 02:49:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:30 DEBUG : Looking for writers
2026/01/21 02:49:30 DEBUG : file1: reading active writers
2026/01/21 02:49:30 DEBUG : file2: reading active writers
2026/01/21 02:49:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:31 DEBUG : Looking for writers
2026/01/21 02:49:31 DEBUG : file1: reading active writers
2026/01/21 02:49:31 DEBUG : file2: reading active writers
2026/01/21 02:49:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:32 DEBUG : Looking for writers
2026/01/21 02:49:32 DEBUG : file1: reading active writers
2026/01/21 02:49:32 DEBUG : file2: reading active writers
2026/01/21 02:49:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:33 DEBUG : Looking for writers
2026/01/21 02:49:33 DEBUG : file1: reading active writers
2026/01/21 02:49:33 DEBUG : file2: reading active writers
2026/01/21 02:49:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:34 DEBUG : Looking for writers
2026/01/21 02:49:34 DEBUG : file1: reading active writers
2026/01/21 02:49:34 DEBUG : file2: reading active writers
2026/01/21 02:49:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:35 DEBUG : Looking for writers
2026/01/21 02:49:35 DEBUG : file1: reading active writers
2026/01/21 02:49:35 DEBUG : file2: reading active writers
2026/01/21 02:49:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:36 DEBUG : Looking for writers
2026/01/21 02:49:36 DEBUG : file1: reading active writers
2026/01/21 02:49:36 DEBUG : file2: reading active writers
2026/01/21 02:49:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:37 DEBUG : Looking for writers
2026/01/21 02:49:37 DEBUG : file1: reading active writers
2026/01/21 02:49:37 DEBUG : file2: reading active writers
2026/01/21 02:49:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:38 DEBUG : Looking for writers
2026/01/21 02:49:38 DEBUG : file1: reading active writers
2026/01/21 02:49:38 DEBUG : file2: reading active writers
2026/01/21 02:49:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:39 DEBUG : Looking for writers
2026/01/21 02:49:39 DEBUG : file1: reading active writers
2026/01/21 02:49:39 DEBUG : file2: reading active writers
2026/01/21 02:49:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:40 DEBUG : Looking for writers
2026/01/21 02:49:40 DEBUG : file1: reading active writers
2026/01/21 02:49:40 DEBUG : file2: reading active writers
2026/01/21 02:49:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:41 DEBUG : Looking for writers
2026/01/21 02:49:41 DEBUG : file1: reading active writers
2026/01/21 02:49:41 DEBUG : file2: reading active writers
2026/01/21 02:49:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:42 DEBUG : Looking for writers
2026/01/21 02:49:42 DEBUG : file1: reading active writers
2026/01/21 02:49:42 DEBUG : file2: reading active writers
2026/01/21 02:49:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:43 DEBUG : Looking for writers
2026/01/21 02:49:43 DEBUG : file1: reading active writers
2026/01/21 02:49:43 DEBUG : file2: reading active writers
2026/01/21 02:49:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:44 DEBUG : Looking for writers
2026/01/21 02:49:44 DEBUG : file1: reading active writers
2026/01/21 02:49:44 DEBUG : file2: reading active writers
2026/01/21 02:49:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:45 DEBUG : Looking for writers
2026/01/21 02:49:45 DEBUG : file1: reading active writers
2026/01/21 02:49:45 DEBUG : file2: reading active writers
2026/01/21 02:49:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:46 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:49:46 DEBUG : Looking for writers
2026/01/21 02:49:46 DEBUG : file1: reading active writers
2026/01/21 02:49:46 DEBUG : file2: reading active writers
2026/01/21 02:49:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:47 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:49:47.416021 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:47.416039 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:47 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:47 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:47 DEBUG : Looking for writers
2026/01/21 02:49:47 DEBUG : file1: reading active writers
2026/01/21 02:49:47 DEBUG : file2: reading active writers
2026/01/21 02:49:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:48.160713 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:48.160758 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:48 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:48 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:49:48 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/21 02:49:48 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/01/21 02:49:48 DEBUG : Looking for writers
2026/01/21 02:49:48 DEBUG : file1: reading active writers
2026/01/21 02:49:48 DEBUG : file2: reading active writers
2026/01/21 02:49:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:49 DEBUG : Looking for writers
2026/01/21 02:49:49 DEBUG : file1: reading active writers
2026/01/21 02:49:49 DEBUG : file2: reading active writers
2026/01/21 02:49:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:50 DEBUG : Looking for writers
2026/01/21 02:49:50 DEBUG : file1: reading active writers
2026/01/21 02:49:50 DEBUG : file2: reading active writers
2026/01/21 02:49:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:51 DEBUG : Looking for writers
2026/01/21 02:49:51 DEBUG : file1: reading active writers
2026/01/21 02:49:51 DEBUG : file2: reading active writers
2026/01/21 02:49:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:52 DEBUG : Looking for writers
2026/01/21 02:49:52 DEBUG : file1: reading active writers
2026/01/21 02:49:52 DEBUG : file2: reading active writers
2026/01/21 02:49:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:53 DEBUG : Looking for writers
2026/01/21 02:49:53 DEBUG : file2: reading active writers
2026/01/21 02:49:53 DEBUG : file1: reading active writers
2026/01/21 02:49:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:54 DEBUG : Looking for writers
2026/01/21 02:49:54 DEBUG : file1: reading active writers
2026/01/21 02:49:54 DEBUG : file2: reading active writers
2026/01/21 02:49:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:55 DEBUG : Looking for writers
2026/01/21 02:49:55 DEBUG : file1: reading active writers
2026/01/21 02:49:55 DEBUG : file2: reading active writers
2026/01/21 02:49:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:49:56 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00063d0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007b5608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824641803840} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867186841363559 ext:175731100714 loc:0x4465880} ATime:{wall:14002867186841704813 ext:175731441969 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00063d0e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0007b5708 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824641804096} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867186843412512 ext:175733149668 loc:0x4465880} ATime:{wall:14002867186843529503 ext:175733266659 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:49:56 DEBUG : >WaitForWriters: 
2026/01/21 02:49:56 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:49:56 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.01s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:49:56 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:49:56 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:49:56 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:56 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:56 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:49:56.945184 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:56.945202 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:56 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:49:56 DEBUG : Looking for writers
2026/01/21 02:49:56 DEBUG : >WaitForWriters: 
2026/01/21 02:49:56 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:49:57 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.73s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:49:57 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:49:57.706534 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:57.706601 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:57 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:49:57 DEBUG : Looking for writers
2026/01/21 02:49:57 DEBUG : >WaitForWriters: 
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:49:57 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.78s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:49:57 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:49:57 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:49:57 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:49:57 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:49:58 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:49:58 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:49:58 DEBUG : file1(0xc000b65ac0): openPending: 
2026/01/21 02:49:58 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:49:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:49:58 DEBUG : file1(0xc000b65ac0): >openPending: err=<nil>
2026/01/21 02:49:58 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:49:58 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:49:58 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:49:58 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:49:58.628828 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:49:58.628953 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:49:58 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:49:58 DEBUG : Looking for writers
2026/01/21 02:49:58 DEBUG : file1: reading active writers
2026/01/21 02:49:58 DEBUG : file1: active writers 1
2026/01/21 02:49:58 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:49:59 DEBUG : Looking for writers
2026/01/21 02:49:59 DEBUG : file1: reading active writers
2026/01/21 02:49:59 DEBUG : file1: active writers 1
2026/01/21 02:49:59 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:49:59 DEBUG : Looking for writers
2026/01/21 02:49:59 DEBUG : file1: reading active writers
2026/01/21 02:49:59 DEBUG : file1: active writers 1
2026/01/21 02:49:59 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:00 DEBUG : Looking for writers
2026/01/21 02:50:00 DEBUG : file1: reading active writers
2026/01/21 02:50:00 DEBUG : file1: active writers 1
2026/01/21 02:50:00 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:01 DEBUG : Looking for writers
2026/01/21 02:50:01 DEBUG : file1: reading active writers
2026/01/21 02:50:01 DEBUG : file1: active writers 1
2026/01/21 02:50:01 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:02 DEBUG : Looking for writers
2026/01/21 02:50:02 DEBUG : file1: reading active writers
2026/01/21 02:50:02 DEBUG : file1: active writers 1
2026/01/21 02:50:02 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:03 DEBUG : Looking for writers
2026/01/21 02:50:03 DEBUG : file1: reading active writers
2026/01/21 02:50:03 DEBUG : file1: active writers 1
2026/01/21 02:50:03 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:04 DEBUG : Looking for writers
2026/01/21 02:50:04 DEBUG : file1: reading active writers
2026/01/21 02:50:04 DEBUG : file1: active writers 1
2026/01/21 02:50:04 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:05 DEBUG : Looking for writers
2026/01/21 02:50:05 DEBUG : file1: reading active writers
2026/01/21 02:50:05 DEBUG : file1: active writers 1
2026/01/21 02:50:05 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:06 DEBUG : Looking for writers
2026/01/21 02:50:06 DEBUG : file1: reading active writers
2026/01/21 02:50:06 DEBUG : file1: active writers 1
2026/01/21 02:50:06 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:07 DEBUG : Looking for writers
2026/01/21 02:50:07 DEBUG : file1: reading active writers
2026/01/21 02:50:07 DEBUG : file1: active writers 1
2026/01/21 02:50:07 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:08 DEBUG : Looking for writers
2026/01/21 02:50:08 DEBUG : file1: reading active writers
2026/01/21 02:50:08 DEBUG : file1: active writers 1
2026/01/21 02:50:08 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:09 DEBUG : Looking for writers
2026/01/21 02:50:09 DEBUG : file1: reading active writers
2026/01/21 02:50:09 DEBUG : file1: active writers 1
2026/01/21 02:50:09 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:10 DEBUG : Looking for writers
2026/01/21 02:50:10 DEBUG : file1: reading active writers
2026/01/21 02:50:10 DEBUG : file1: active writers 1
2026/01/21 02:50:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:11 DEBUG : Looking for writers
2026/01/21 02:50:11 DEBUG : file1: reading active writers
2026/01/21 02:50:11 DEBUG : file1: active writers 1
2026/01/21 02:50:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:12 DEBUG : Looking for writers
2026/01/21 02:50:12 DEBUG : file1: reading active writers
2026/01/21 02:50:12 DEBUG : file1: active writers 1
2026/01/21 02:50:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:13 DEBUG : Looking for writers
2026/01/21 02:50:13 DEBUG : file1: reading active writers
2026/01/21 02:50:13 DEBUG : file1: active writers 1
2026/01/21 02:50:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:14 DEBUG : Looking for writers
2026/01/21 02:50:14 DEBUG : file1: reading active writers
2026/01/21 02:50:14 DEBUG : file1: active writers 1
2026/01/21 02:50:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:15 DEBUG : Looking for writers
2026/01/21 02:50:15 DEBUG : file1: reading active writers
2026/01/21 02:50:15 DEBUG : file1: active writers 1
2026/01/21 02:50:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:16 DEBUG : Looking for writers
2026/01/21 02:50:16 DEBUG : file1: reading active writers
2026/01/21 02:50:16 DEBUG : file1: active writers 1
2026/01/21 02:50:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:17 DEBUG : Looking for writers
2026/01/21 02:50:17 DEBUG : file1: reading active writers
2026/01/21 02:50:17 DEBUG : file1: active writers 1
2026/01/21 02:50:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:18 DEBUG : Looking for writers
2026/01/21 02:50:18 DEBUG : file1: reading active writers
2026/01/21 02:50:18 DEBUG : file1: active writers 1
2026/01/21 02:50:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:19 DEBUG : Looking for writers
2026/01/21 02:50:19 DEBUG : file1: reading active writers
2026/01/21 02:50:19 DEBUG : file1: active writers 1
2026/01/21 02:50:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:20 DEBUG : Looking for writers
2026/01/21 02:50:20 DEBUG : file1: reading active writers
2026/01/21 02:50:20 DEBUG : file1: active writers 1
2026/01/21 02:50:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:21 DEBUG : Looking for writers
2026/01/21 02:50:21 DEBUG : file1: reading active writers
2026/01/21 02:50:21 DEBUG : file1: active writers 1
2026/01/21 02:50:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:22 DEBUG : Looking for writers
2026/01/21 02:50:22 DEBUG : file1: reading active writers
2026/01/21 02:50:22 DEBUG : file1: active writers 1
2026/01/21 02:50:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:23 DEBUG : Looking for writers
2026/01/21 02:50:23 DEBUG : file1: reading active writers
2026/01/21 02:50:23 DEBUG : file1: active writers 1
2026/01/21 02:50:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:24 DEBUG : Looking for writers
2026/01/21 02:50:24 DEBUG : file1: reading active writers
2026/01/21 02:50:24 DEBUG : file1: active writers 1
2026/01/21 02:50:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:25 DEBUG : Looking for writers
2026/01/21 02:50:25 DEBUG : file1: reading active writers
2026/01/21 02:50:25 DEBUG : file1: active writers 1
2026/01/21 02:50:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:26 DEBUG : Looking for writers
2026/01/21 02:50:26 DEBUG : file1: reading active writers
2026/01/21 02:50:26 DEBUG : file1: active writers 1
2026/01/21 02:50:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:27 DEBUG : Looking for writers
2026/01/21 02:50:27 DEBUG : file1: reading active writers
2026/01/21 02:50:27 DEBUG : file1: active writers 1
2026/01/21 02:50:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:50:28 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000beef00 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000972608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643626560} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc000142de8 info:{ModTime:{wall:14002867261531942873 ext:245259752350 loc:0x4465880} ATime:{wall:14002867261531942873 ext:245259752350 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/21 02:50:28 DEBUG : >WaitForWriters: 
2026/01/21 02:50:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:50:28 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.93s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:28 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:50:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:50:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:50:28 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-geqanoq9nedu"
2026/01/21 02:50:28 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:50:28 DEBUG : forgetting directory cache
2026/01/21 02:50:29.384299 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:29.384318 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:29 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:29 DEBUG : Looking for writers
2026/01/21 02:50:29 DEBUG : >WaitForWriters: 
2026/01/21 02:50:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': vfs cache: cleaner exiting
2026/01/21 02:50:29 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.76s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:30.153481 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:30.153578 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:30 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.78s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:30.961047 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:30.961154 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:31 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.77s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:31 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:31.700215 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:31.700239 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:31 DEBUG : Looking for writers
2026/01/21 02:50:31 DEBUG : >WaitForWriters: 
2026/01/21 02:50:31 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.74s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:31 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:32.442462 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:32.442569 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:32 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:32 DEBUG : Looking for writers
2026/01/21 02:50:32 DEBUG : >WaitForWriters: 
2026/01/21 02:50:32 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.73s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:32 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:32 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:33.148354 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:33.148372 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:33 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:33 DEBUG : Looking for writers
2026/01/21 02:50:33 DEBUG : >WaitForWriters: 
2026/01/21 02:50:33 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.73s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:33 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:33 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:33.942684 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:33.942699 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:33 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:33 DEBUG : Looking for writers
2026/01/21 02:50:33 DEBUG : >WaitForWriters: 
2026/01/21 02:50:34 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.80s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:34 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:34 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:34 ERROR : error listing: directory not found
2026/01/21 02:50:34.996194 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:34.996245 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:34 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:375: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:375
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdir
2026/01/21 02:50:34 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:34 DEBUG : Looking for writers
2026/01/21 02:50:34 DEBUG : >WaitForWriters: 
2026/01/21 02:50:35 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.05s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:35 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:35 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:35 ERROR : error listing: directory not found
2026/01/21 02:50:35 ERROR : error listing: directory not found
2026/01/21 02:50:36.120154 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:36.120272 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:36 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:425: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:425
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdirAll
2026/01/21 02:50:36 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:36 DEBUG : Looking for writers
2026/01/21 02:50:36 DEBUG : >WaitForWriters: 
2026/01/21 02:50:36 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.14s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:50:36 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:50:36 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:50:36 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:50:36 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:50:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:50:36 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:50:36 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:50:36 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:50:36 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:50:36 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:50:36 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/21 02:50:36 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:50:37.200787 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:37.200813 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:37 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:37 DEBUG : file1: Remove: 
2026/01/21 02:50:37 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:50:37 DEBUG : file1: >Remove: err=<nil>
    write_test.go:144: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:144
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:153
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/21 02:50:37 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:50:38 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:50:40 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	listing wrong, want
        	            	  file1 (5) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	1 objects not found
2026/01/21 02:50:44 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:50:44 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:50:44 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:50:44 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:50:44 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:50:44 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:50:44 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:50:45.868186 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:50:45.868657 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:45 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:50:45 DEBUG : file1: Remove: 
2026/01/21 02:50:45 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:50:45 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/21 02:50:45 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:50:45 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:50:45 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:50:45 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:50:45 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:50:45 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/01/21 02:50:45 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:50:45 DEBUG : Looking for writers
2026/01/21 02:50:45 DEBUG : file1: reading active writers
2026/01/21 02:50:45 DEBUG : file1: active writers 1
2026/01/21 02:50:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/21 02:50:45 DEBUG : Looking for writers
2026/01/21 02:50:45 DEBUG : file1: reading active writers
2026/01/21 02:50:45 DEBUG : file1: active writers 1
2026/01/21 02:50:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/21 02:50:45 DEBUG : Looking for writers
2026/01/21 02:50:45 DEBUG : file1: reading active writers
2026/01/21 02:50:45 DEBUG : file1: active writers 1
2026/01/21 02:50:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/21 02:50:45 DEBUG : Looking for writers
2026/01/21 02:50:45 DEBUG : file1: reading active writers
2026/01/21 02:50:45 DEBUG : file1: active writers 1
2026/01/21 02:50:45 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/21 02:50:46 DEBUG : Looking for writers
2026/01/21 02:50:46 DEBUG : file1: reading active writers
2026/01/21 02:50:46 DEBUG : file1: active writers 1
2026/01/21 02:50:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/21 02:50:46 DEBUG : Looking for writers
2026/01/21 02:50:46 DEBUG : file1: reading active writers
2026/01/21 02:50:46 DEBUG : file1: active writers 1
2026/01/21 02:50:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/21 02:50:46 DEBUG : Looking for writers
2026/01/21 02:50:46 DEBUG : file1: reading active writers
2026/01/21 02:50:46 DEBUG : file1: active writers 1
2026/01/21 02:50:46 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/21 02:50:47 DEBUG : Looking for writers
2026/01/21 02:50:47 DEBUG : file1: reading active writers
2026/01/21 02:50:47 DEBUG : file1: active writers 1
2026/01/21 02:50:47 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:48 DEBUG : Looking for writers
2026/01/21 02:50:48 DEBUG : file1: reading active writers
2026/01/21 02:50:48 DEBUG : file1: active writers 1
2026/01/21 02:50:48 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:49 DEBUG : Looking for writers
2026/01/21 02:50:49 DEBUG : file1: reading active writers
2026/01/21 02:50:49 DEBUG : file1: active writers 1
2026/01/21 02:50:49 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:50 DEBUG : Looking for writers
2026/01/21 02:50:50 DEBUG : file1: reading active writers
2026/01/21 02:50:50 DEBUG : file1: active writers 1
2026/01/21 02:50:50 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:51 DEBUG : Looking for writers
2026/01/21 02:50:51 DEBUG : file1: reading active writers
2026/01/21 02:50:51 DEBUG : file1: active writers 1
2026/01/21 02:50:51 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:52 DEBUG : Looking for writers
2026/01/21 02:50:52 DEBUG : file1: reading active writers
2026/01/21 02:50:52 DEBUG : file1: active writers 1
2026/01/21 02:50:52 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:53 DEBUG : Looking for writers
2026/01/21 02:50:53 DEBUG : file1: reading active writers
2026/01/21 02:50:53 DEBUG : file1: active writers 1
2026/01/21 02:50:53 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:54 DEBUG : Looking for writers
2026/01/21 02:50:54 DEBUG : file1: reading active writers
2026/01/21 02:50:54 DEBUG : file1: active writers 1
2026/01/21 02:50:54 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:55 DEBUG : Looking for writers
2026/01/21 02:50:55 DEBUG : file1: reading active writers
2026/01/21 02:50:55 DEBUG : file1: active writers 1
2026/01/21 02:50:55 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:56 DEBUG : Looking for writers
2026/01/21 02:50:56 DEBUG : file1: reading active writers
2026/01/21 02:50:56 DEBUG : file1: active writers 1
2026/01/21 02:50:56 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:57 DEBUG : Looking for writers
2026/01/21 02:50:57 DEBUG : file1: reading active writers
2026/01/21 02:50:57 DEBUG : file1: active writers 1
2026/01/21 02:50:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:58 DEBUG : Looking for writers
2026/01/21 02:50:58 DEBUG : file1: reading active writers
2026/01/21 02:50:58 DEBUG : file1: active writers 1
2026/01/21 02:50:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:50:59 DEBUG : Looking for writers
2026/01/21 02:50:59 DEBUG : file1: reading active writers
2026/01/21 02:50:59 DEBUG : file1: active writers 1
2026/01/21 02:50:59 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:00 DEBUG : Looking for writers
2026/01/21 02:51:00 DEBUG : file1: reading active writers
2026/01/21 02:51:00 DEBUG : file1: active writers 1
2026/01/21 02:51:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:01 DEBUG : Looking for writers
2026/01/21 02:51:01 DEBUG : file1: reading active writers
2026/01/21 02:51:01 DEBUG : file1: active writers 1
2026/01/21 02:51:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:02 DEBUG : Looking for writers
2026/01/21 02:51:02 DEBUG : file1: reading active writers
2026/01/21 02:51:02 DEBUG : file1: active writers 1
2026/01/21 02:51:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:03 DEBUG : Looking for writers
2026/01/21 02:51:03 DEBUG : file1: reading active writers
2026/01/21 02:51:03 DEBUG : file1: active writers 1
2026/01/21 02:51:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:04 DEBUG : Looking for writers
2026/01/21 02:51:04 DEBUG : file1: reading active writers
2026/01/21 02:51:04 DEBUG : file1: active writers 1
2026/01/21 02:51:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:05 DEBUG : Looking for writers
2026/01/21 02:51:05 DEBUG : file1: reading active writers
2026/01/21 02:51:05 DEBUG : file1: active writers 1
2026/01/21 02:51:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:06 DEBUG : Looking for writers
2026/01/21 02:51:06 DEBUG : file1: reading active writers
2026/01/21 02:51:06 DEBUG : file1: active writers 1
2026/01/21 02:51:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:07 DEBUG : Looking for writers
2026/01/21 02:51:07 DEBUG : file1: reading active writers
2026/01/21 02:51:07 DEBUG : file1: active writers 1
2026/01/21 02:51:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:08 DEBUG : Looking for writers
2026/01/21 02:51:08 DEBUG : file1: reading active writers
2026/01/21 02:51:08 DEBUG : file1: active writers 1
2026/01/21 02:51:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:09 DEBUG : Looking for writers
2026/01/21 02:51:09 DEBUG : file1: reading active writers
2026/01/21 02:51:09 DEBUG : file1: active writers 1
2026/01/21 02:51:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:10 DEBUG : Looking for writers
2026/01/21 02:51:10 DEBUG : file1: reading active writers
2026/01/21 02:51:10 DEBUG : file1: active writers 1
2026/01/21 02:51:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:11 DEBUG : Looking for writers
2026/01/21 02:51:11 DEBUG : file1: reading active writers
2026/01/21 02:51:11 DEBUG : file1: active writers 1
2026/01/21 02:51:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:12 DEBUG : Looking for writers
2026/01/21 02:51:12 DEBUG : file1: reading active writers
2026/01/21 02:51:12 DEBUG : file1: active writers 1
2026/01/21 02:51:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:13 DEBUG : Looking for writers
2026/01/21 02:51:13 DEBUG : file1: reading active writers
2026/01/21 02:51:13 DEBUG : file1: active writers 1
2026/01/21 02:51:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:14 DEBUG : Looking for writers
2026/01/21 02:51:14 DEBUG : file1: reading active writers
2026/01/21 02:51:14 DEBUG : file1: active writers 1
2026/01/21 02:51:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:15 DEBUG : Looking for writers
2026/01/21 02:51:15 DEBUG : file1: reading active writers
2026/01/21 02:51:15 DEBUG : file1: active writers 1
2026/01/21 02:51:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:51:15 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/21 02:51:15 DEBUG : >WaitForWriters: 
2026/01/21 02:51:15 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.70s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:15 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:15 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:15 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:16 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:16 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:16 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:16 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:16 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:16 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/21 02:51:17 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/21 02:51:17 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/21 02:51:17 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/21 02:51:17 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (11 bytes), uploading instead of streaming
2026/01/21 02:51:17.878374 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:17.878398 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:17 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:17 DEBUG : file1: Remove: 
2026/01/21 02:51:17 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:17 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/01/21 02:51:17 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/01/21 02:51:18 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:51:19 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:51:21 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/21 02:51:25 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:25 DEBUG : Looking for writers
2026/01/21 02:51:25 DEBUG : >WaitForWriters: 
2026/01/21 02:51:26 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.11s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:26 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:26 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:26 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:26 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:26 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:26 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:26 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:26 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/21 02:51:26 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:26 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:51:27.031176 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:27.031211 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:27 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:27 DEBUG : file1: Remove: 
2026/01/21 02:51:27 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:27 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:51:27 ERROR : file1: WriteFileHandle.Flush error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:256: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:256
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleFlush
2026/01/21 02:51:27 DEBUG : file1: WriteFileHandle.Flush nothing to do
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:267
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleFlush
2026/01/21 02:51:27 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:27 DEBUG : Looking for writers
2026/01/21 02:51:27 DEBUG : >WaitForWriters: 
2026/01/21 02:51:27 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.10s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:27 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:27 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:27 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:27 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:27 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:27 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:27 DEBUG : file1: WriteFileHandle.Release closing
2026/01/21 02:51:27 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:27 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:51:28.077909 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:28.077942 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:28 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:28 DEBUG : file1: Remove: 
2026/01/21 02:51:28 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:28 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:51:28 ERROR : file1: WriteFileHandle.Release error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:279: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:279
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleRelease
2026/01/21 02:51:28 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/21 02:51:28 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:28 DEBUG : Looking for writers
2026/01/21 02:51:28 DEBUG : >WaitForWriters: 
2026/01/21 02:51:28 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.06s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:28 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:28 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:28 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:28 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:28 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:28 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:28 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:28 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:28 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (2 bytes), uploading instead of streaming
2026/01/21 02:51:29.113843 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:29.113863 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:29 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:29 DEBUG : file1: Remove: 
2026/01/21 02:51:29 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:29 DEBUG : file1: >Remove: err=<nil>
    write_test.go:333: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:333
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileModTimeWithOpenWriters
2026/01/21 02:51:29 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:29 DEBUG : Looking for writers
2026/01/21 02:51:29 DEBUG : >WaitForWriters: 
2026/01/21 02:51:29 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (0.98s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:29 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:29 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:29 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:29 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:29 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:29 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:29 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:29 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:51:30.138089 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:30.138128 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:30 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:30 DEBUG : file1: Remove: 
2026/01/21 02:51:30 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:30 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/01/21 02:51:30 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:51:30 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/01/21 02:51:30 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:30 DEBUG : Looking for writers
2026/01/21 02:51:30 DEBUG : >WaitForWriters: 
2026/01/21 02:51:30 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.04s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:30 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:30 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:30 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:30 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:30 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:30 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:51:30 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:51:30 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:30 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': File to upload is small (100 bytes), uploading instead of streaming
2026/01/21 02:51:31.213258 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:31.213279 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:31 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:31 DEBUG : file1: Remove: 
2026/01/21 02:51:31 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:51:31 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/01/21 02:51:31 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:51:31 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/01/21 02:51:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:31 DEBUG : Looking for writers
2026/01/21 02:51:31 DEBUG : >WaitForWriters: 
2026/01/21 02:51:31 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.08s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:31 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:31 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:31.985692 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:31.985716 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:31 DEBUG : Looking for writers
2026/01/21 02:51:31 DEBUG : >WaitForWriters: 
2026/01/21 02:51:32 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.75s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:32 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:32 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:32.761354 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:32.761627 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:32 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:32 DEBUG : Looking for writers
2026/01/21 02:51:32 DEBUG : >WaitForWriters: 
2026/01/21 02:51:32 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.77s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:32 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:32 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:33.543520 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:33.543546 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:33 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:33 DEBUG : Looking for writers
2026/01/21 02:51:33 DEBUG : >WaitForWriters: 
2026/01/21 02:51:33 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.84s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-geqanoq9nedu'", Local "Local file system at /tmp/rclone3014037491", Modify Window "1s"
2026/01/21 02:51:33 INFO  : proton drive root link ID 'rclone-test-geqanoq9nedu': poll-interval is not supported by this remote
2026/01/21 02:51:33 NOTICE: proton drive root link ID 'rclone-test-geqanoq9nedu': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:34.285520 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/21 02:51:34.285539 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-geqanoq9nedu'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:34 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:34 DEBUG : Looking for writers
2026/01/21 02:51:34 DEBUG : >WaitForWriters: 
2026/01/21 02:51:34 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.70s)
FAIL
2026/01/21 02:51:34 DEBUG : proton drive root link ID 'rclone-test-geqanoq9nedu': Purge remote
2026/01/21 02:51:34 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 5m41.82481111s (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]