"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 4/5)
2026/01/21 02:51:34 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-yawufof2hene"
2026/01/21 02:51:34 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/21 02:51:34 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': Has cached credentials
2026/01/21 02:51:35 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': Used cached credential to initialize the ProtonDrive API
2026/01/21 02:51:35 DEBUG : Creating backend with remote "/tmp/rclone3454423653"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:35 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:35 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:35.719183 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:35.719210 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:35 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:35 DEBUG : Looking for writers
2026/01/21 02:51:35 DEBUG : >WaitForWriters: 
2026/01/21 02:51:35 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.37s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:35 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:35 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:36.104106 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:36.104132 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:36 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:36 DEBUG : Looking for writers
2026/01/21 02:51:36 DEBUG : >WaitForWriters: 
2026/01/21 02:51:36 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.37s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:36 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:36 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:36.443969 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:36.443992 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:36 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:36 DEBUG : Looking for writers
2026/01/21 02:51:36 DEBUG : >WaitForWriters: 
2026/01/21 02:51:36 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.36s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:36 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:36 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:36.799735 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:36.799760 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:36 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:36 DEBUG : Looking for writers
2026/01/21 02:51:36 DEBUG : >WaitForWriters: 
2026/01/21 02:51:36 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.35s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:36 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:36 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:37.230178 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:37.230207 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:37 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:37 DEBUG : Looking for writers
2026/01/21 02:51:37 DEBUG : >WaitForWriters: 
2026/01/21 02:51:37 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.44s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:37 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:37 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:37.577213 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:37.577231 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:37 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:37 DEBUG : Looking for writers
2026/01/21 02:51:37 DEBUG : >WaitForWriters: 
2026/01/21 02:51:37 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.33s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:37 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:37 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:37.923763 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:37.923783 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:37 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:37 DEBUG : Looking for writers
2026/01/21 02:51:37 DEBUG : >WaitForWriters: 
2026/01/21 02:51:38 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.35s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:38 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:38 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:38.283928 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:38.283957 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:38 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:38 DEBUG : Looking for writers
2026/01/21 02:51:38 DEBUG : >WaitForWriters: 
2026/01/21 02:51:38 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.35s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:38 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:38 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:38.638064 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:38.638094 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:38 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:38 DEBUG : Looking for writers
2026/01/21 02:51:38 DEBUG : >WaitForWriters: 
2026/01/21 02:51:38 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.35s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:38 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:38 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:38.993929 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:38.994045 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:38 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:38 DEBUG : Looking for writers
2026/01/21 02:51:38 DEBUG : >WaitForWriters: 
2026/01/21 02:51:39 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.36s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:39 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:39 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:39.337632 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:39.337664 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:39 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:39 DEBUG : Looking for writers
2026/01/21 02:51:39 DEBUG : >WaitForWriters: 
2026/01/21 02:51:39 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.34s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:39 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:39 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:39.889119 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:39.889141 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:39 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:39 DEBUG : Looking for writers
2026/01/21 02:51:39 DEBUG : >WaitForWriters: 
2026/01/21 02:51:39 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.59s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:39 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:39 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:40.321026 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:40.321050 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:40 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:40 DEBUG : Looking for writers
2026/01/21 02:51:40 DEBUG : >WaitForWriters: 
2026/01/21 02:51:40 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.41s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:40 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:40 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:40.666915 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:40.666987 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:40 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:40 DEBUG : Looking for writers
2026/01/21 02:51:40 DEBUG : >WaitForWriters: 
2026/01/21 02:51:40 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.33s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:40 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:40 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:41.037958 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:41.038080 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:41 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:41 DEBUG : Looking for writers
2026/01/21 02:51:41 DEBUG : >WaitForWriters: 
2026/01/21 02:51:41 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.39s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:41 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:41 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:41.391181 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:41.391208 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:41 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:41 DEBUG : Looking for writers
2026/01/21 02:51:41 DEBUG : >WaitForWriters: 
2026/01/21 02:51:41 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.35s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:41 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:41 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:41.743654 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:41.744670 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:41 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:41 DEBUG : Looking for writers
2026/01/21 02:51:41 DEBUG : >WaitForWriters: 
2026/01/21 02:51:41 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.34s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:41 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:41 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:42.096672 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:42.096745 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:42 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:42 DEBUG : Looking for writers
2026/01/21 02:51:42 DEBUG : >WaitForWriters: 
2026/01/21 02:51:42 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.38s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:42 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:42 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:42.494822 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:42.494841 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:42 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:42 DEBUG : Looking for writers
2026/01/21 02:51:42 DEBUG : >WaitForWriters: 
2026/01/21 02:51:42 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.46s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:42 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:42 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:43.086138 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:43.086159 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:43 DEBUG : Looking for writers
2026/01/21 02:51:43 DEBUG : >WaitForWriters: 
2026/01/21 02:51:43 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.52s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:43.424177 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:43.424205 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:43 DEBUG : Looking for writers
2026/01/21 02:51:43 DEBUG : >WaitForWriters: 
2026/01/21 02:51:43 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.35s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:43.764795 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:43.764830 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:43 DEBUG : Looking for writers
2026/01/21 02:51:43 DEBUG : >WaitForWriters: 
2026/01/21 02:51:43 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-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:44.110070 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:44.110093 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:44 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:44 DEBUG : Looking for writers
2026/01/21 02:51:44 DEBUG : >WaitForWriters: 
2026/01/21 02:51:44 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-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:44 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:44 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:44.465673 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:44.465690 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:44 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:44 DEBUG : Looking for writers
2026/01/21 02:51:44 DEBUG : >WaitForWriters: 
2026/01/21 02:51:44 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-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:44 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:44.840930 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:44.840953 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:44 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:44 DEBUG : Looking for writers
2026/01/21 02:51:44 DEBUG : >WaitForWriters: 
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:44 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-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:44 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:44 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:44 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:45.230134 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:45.230154 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:45 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:45 DEBUG : Looking for writers
2026/01/21 02:51:45 DEBUG : >WaitForWriters: 
2026/01/21 02:51:45 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:45 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-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:45 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:45 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:45 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:45 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:45 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:45 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:45.687911 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:45.687930 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:45 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:45 DEBUG : Looking for writers
2026/01/21 02:51:45 DEBUG : >WaitForWriters: 
2026/01/21 02:51:45 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:45 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (2.31s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.31s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.34s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.37s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.37s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.40s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.52s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:45 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:45 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:46.141291 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:46.141312 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:46 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:46 DEBUG : Looking for writers
2026/01/21 02:51:46 DEBUG : >WaitForWriters: 
2026/01/21 02:51:46 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.39s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:46 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:46 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:46.471838 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:46.471863 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:46 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:46 DEBUG : Looking for writers
2026/01/21 02:51:46 DEBUG : >WaitForWriters: 
2026/01/21 02:51:46 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.33s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:46 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:46 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:46.814831 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:46.814854 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:46 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:46 DEBUG : Looking for writers
2026/01/21 02:51:46 DEBUG : >WaitForWriters: 
2026/01/21 02:51:46 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.35s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:46 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:46 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:47.177226 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:47.177298 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:47 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:47 DEBUG : Looking for writers
2026/01/21 02:51:47 DEBUG : >WaitForWriters: 
2026/01/21 02:51:47 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.37s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:47 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:47 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:47.532370 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:47.532388 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:47 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:47 DEBUG : Looking for writers
2026/01/21 02:51:47 DEBUG : >WaitForWriters: 
2026/01/21 02:51:47 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.36s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:47 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:47 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:47.918552 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:47.918574 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:47 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:47 DEBUG : Looking for writers
2026/01/21 02:51:47 DEBUG : >WaitForWriters: 
2026/01/21 02:51:47 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:47 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:47 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:47 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:47 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:47 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:47 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:47 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:48.448801 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:48.448834 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:48 DEBUG : Looking for writers
2026/01/21 02:51:48 DEBUG : >WaitForWriters: 
2026/01/21 02:51:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:48 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:48 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:48 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:48 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:49.092581 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:49.092622 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:49 DEBUG : Looking for writers
2026/01/21 02:51:49 DEBUG : >WaitForWriters: 
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:49 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:49.446198 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:49.446220 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:49 DEBUG : Looking for writers
2026/01/21 02:51:49 DEBUG : >WaitForWriters: 
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:49 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:49.831284 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:49.831306 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:49 DEBUG : Looking for writers
2026/01/21 02:51:49 DEBUG : >WaitForWriters: 
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:49 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:49 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:50.162029 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:50.162049 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:50 DEBUG : Looking for writers
2026/01/21 02:51:50 DEBUG : >WaitForWriters: 
2026/01/21 02:51:50 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:50 ERROR : error listing: directory not found
--- FAIL: TestFileRename (2.61s)
    --- FAIL: TestFileRename/off,forceCache=false (0.37s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.79s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.39s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.35s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.38s)
    --- FAIL: TestFileRename/full,forceCache=false (0.32s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:50 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:50 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:50.512618 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:50.512634 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:50 DEBUG : Looking for writers
2026/01/21 02:51:50 DEBUG : >WaitForWriters: 
2026/01/21 02:51:50 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.39s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:50 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:50 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:50.934320 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:50.934339 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:50 DEBUG : Looking for writers
2026/01/21 02:51:50 DEBUG : >WaitForWriters: 
2026/01/21 02:51:51 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.41s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:51 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:51 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:51.376578 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:51.376608 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:51 DEBUG : Looking for writers
2026/01/21 02:51:51 DEBUG : >WaitForWriters: 
2026/01/21 02:51:51 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.43s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:51 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:51 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:51.819725 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:51.819745 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:51 DEBUG : Looking for writers
2026/01/21 02:51:51 DEBUG : >WaitForWriters: 
2026/01/21 02:51:51 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.43s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:51 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:51 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:51:52.194733 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:52.194749 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:52 DEBUG : Looking for writers
2026/01/21 02:51:52 DEBUG : >WaitForWriters: 
2026/01/21 02:51:52 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.38s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:52 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:52.570957 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:52.570978 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:52 DEBUG : Looking for writers
2026/01/21 02:51:52 DEBUG : >WaitForWriters: 
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:52 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.38s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:52 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:52 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:52 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:52.915368 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:52.915383 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:52 DEBUG : Looking for writers
2026/01/21 02:51:52 DEBUG : >WaitForWriters: 
2026/01/21 02:51:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:53 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.35s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:53.287738 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:53.287760 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:53 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:53 DEBUG : Looking for writers
2026/01/21 02:51:53 DEBUG : >WaitForWriters: 
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:53 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.35s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:53.742678 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:53.742752 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:53 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:53 DEBUG : Looking for writers
2026/01/21 02:51:53 DEBUG : >WaitForWriters: 
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:53 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.46s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:53 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:53 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:54.138455 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:54.138475 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:51:54 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : >WaitForWriters: 
2026/01/21 02:51:54 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:51:54 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.40s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:51:54 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:51:54 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:51:54 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:51:54 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:51:54 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:51:54 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:51:54 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:51:54 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): openPending: 
2026/01/21 02:51:54 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:51:54 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): >openPending: err=<nil>
2026/01/21 02:51:54 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:51:54 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:51:54 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:51:54 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): _writeAt: size=5, off=0
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): >_writeAt: n=5, err=<nil>
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): _writeAt: size=7, off=5
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): >_writeAt: n=7, err=<nil>
2026/01/21 02:51:54 DEBUG : file1: vfs cache: truncate to size=11
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): close: 
2026/01/21 02:51:54 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:51:54.311300232 +0000 UTC m=+19.724529709
2026/01/21 02:51:54 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): >close: err=<nil>
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): close: 
2026/01/21 02:51:54 DEBUG : file1(0xc00096f540): >close: err=file already closed
2026/01/21 02:51:54 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:51:54 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:51:54.778733 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:54.778760 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:51:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:54 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 02:51:54 DEBUG : Looking for writers
2026/01/21 02:51:54 DEBUG : file1: reading active writers
2026/01/21 02:51:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:51:54 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:51:55.326162 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:55.326233 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:51:55 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 02:51:55 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 02:51:55 DEBUG : Looking for writers
2026/01/21 02:51:55 DEBUG : file1: reading active writers
2026/01/21 02:51:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:51:55 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:51:56.044342 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:56.044359 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:51:56 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 02:51:56 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:56 DEBUG : Looking for writers
2026/01/21 02:51:56 DEBUG : file1: reading active writers
2026/01/21 02:51:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:51:56 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:51:57.263875 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:57.263899 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:51:57 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:57 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 02:51:57 DEBUG : Looking for writers
2026/01/21 02:51:57 DEBUG : file1: reading active writers
2026/01/21 02:51:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:51:58 DEBUG : Looking for writers
2026/01/21 02:51:58 DEBUG : file1: reading active writers
2026/01/21 02:51:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:51:58 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:51:59.307117 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:51:59.307194 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:51:59 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:51:59 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 02:51:59 DEBUG : Looking for writers
2026/01/21 02:51:59 DEBUG : file1: reading active writers
2026/01/21 02:51:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:00 DEBUG : Looking for writers
2026/01/21 02:52:00 DEBUG : file1: reading active writers
2026/01/21 02:52:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:01 DEBUG : Looking for writers
2026/01/21 02:52:01 DEBUG : file1: reading active writers
2026/01/21 02:52:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:02 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:52:02 DEBUG : Looking for writers
2026/01/21 02:52:02 DEBUG : file1: reading active writers
2026/01/21 02:52:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:02.858614 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:52:02.858637 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:52:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:52:02 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:52:03 DEBUG : Looking for writers
2026/01/21 02:52:03 DEBUG : file1: reading active writers
2026/01/21 02:52:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:04 DEBUG : Looking for writers
2026/01/21 02:52:04 DEBUG : file1: reading active writers
2026/01/21 02:52:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:05 DEBUG : Looking for writers
2026/01/21 02:52:05 DEBUG : file1: reading active writers
2026/01/21 02:52:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:06 DEBUG : Looking for writers
2026/01/21 02:52:06 DEBUG : file1: reading active writers
2026/01/21 02:52:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:07 DEBUG : Looking for writers
2026/01/21 02:52:07 DEBUG : file1: reading active writers
2026/01/21 02:52:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:08 DEBUG : Looking for writers
2026/01/21 02:52:08 DEBUG : file1: reading active writers
2026/01/21 02:52:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:09 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:52:09 DEBUG : Looking for writers
2026/01/21 02:52:09 DEBUG : file1: reading active writers
2026/01/21 02:52:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:09.738801 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:52:09.738885 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:52:09 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:52:09 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:52:10 DEBUG : Looking for writers
2026/01/21 02:52:10 DEBUG : file1: reading active writers
2026/01/21 02:52:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:11 DEBUG : Looking for writers
2026/01/21 02:52:11 DEBUG : file1: reading active writers
2026/01/21 02:52:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:12 DEBUG : Looking for writers
2026/01/21 02:52:12 DEBUG : file1: reading active writers
2026/01/21 02:52:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:13 DEBUG : Looking for writers
2026/01/21 02:52:13 DEBUG : file1: reading active writers
2026/01/21 02:52:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:14 DEBUG : Looking for writers
2026/01/21 02:52:14 DEBUG : file1: reading active writers
2026/01/21 02:52:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:15 DEBUG : Looking for writers
2026/01/21 02:52:15 DEBUG : file1: reading active writers
2026/01/21 02:52:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:16 DEBUG : Looking for writers
2026/01/21 02:52:16 DEBUG : file1: reading active writers
2026/01/21 02:52:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:17 DEBUG : Looking for writers
2026/01/21 02:52:17 DEBUG : file1: reading active writers
2026/01/21 02:52:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:18 DEBUG : Looking for writers
2026/01/21 02:52:18 DEBUG : file1: reading active writers
2026/01/21 02:52:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:19 DEBUG : Looking for writers
2026/01/21 02:52:19 DEBUG : file1: reading active writers
2026/01/21 02:52:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:20 DEBUG : Looking for writers
2026/01/21 02:52:20 DEBUG : file1: reading active writers
2026/01/21 02:52:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:21 DEBUG : Looking for writers
2026/01/21 02:52:21 DEBUG : file1: reading active writers
2026/01/21 02:52:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:22 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:52:22 DEBUG : Looking for writers
2026/01/21 02:52:22 DEBUG : file1: reading active writers
2026/01/21 02:52:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:22.880701 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:52:22.880718 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:52:22 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 02:52:22 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 02:52:23 DEBUG : Looking for writers
2026/01/21 02:52:23 DEBUG : file1: reading active writers
2026/01/21 02:52:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:24 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000988a50 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000ac2608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645002816} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867386387927176 ext:19724529709 loc:0x4465880} ATime:{wall:14002867386387944068 ext:19724546601 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:52:24 DEBUG : >WaitForWriters: 
2026/01/21 02:52:24 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 02:52:25 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/21 02:52:27 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/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 02:52:31 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:52:31 DEBUG : Looking for writers
2026/01/21 02:52:31 DEBUG : file1: reading active writers
2026/01/21 02:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:52:31 DEBUG : Looking for writers
2026/01/21 02:52:31 DEBUG : file1: reading active writers
2026/01/21 02:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:52:31 DEBUG : Looking for writers
2026/01/21 02:52:31 DEBUG : file1: reading active writers
2026/01/21 02:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:52:31 DEBUG : Looking for writers
2026/01/21 02:52:31 DEBUG : file1: reading active writers
2026/01/21 02:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:52:31 DEBUG : Looking for writers
2026/01/21 02:52:31 DEBUG : file1: reading active writers
2026/01/21 02:52:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:52:32 DEBUG : Looking for writers
2026/01/21 02:52:32 DEBUG : file1: reading active writers
2026/01/21 02:52:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:52:32 DEBUG : Looking for writers
2026/01/21 02:52:32 DEBUG : file1: reading active writers
2026/01/21 02:52:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:52:32 DEBUG : Looking for writers
2026/01/21 02:52:32 DEBUG : file1: reading active writers
2026/01/21 02:52:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:33 DEBUG : Looking for writers
2026/01/21 02:52:33 DEBUG : file1: reading active writers
2026/01/21 02:52:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:34 DEBUG : Looking for writers
2026/01/21 02:52:34 DEBUG : file1: reading active writers
2026/01/21 02:52:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:35 DEBUG : Looking for writers
2026/01/21 02:52:35 DEBUG : file1: reading active writers
2026/01/21 02:52:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:36 DEBUG : Looking for writers
2026/01/21 02:52:36 DEBUG : file1: reading active writers
2026/01/21 02:52:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:37 DEBUG : Looking for writers
2026/01/21 02:52:37 DEBUG : file1: reading active writers
2026/01/21 02:52:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:38 DEBUG : Looking for writers
2026/01/21 02:52:38 DEBUG : file1: reading active writers
2026/01/21 02:52:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:39 DEBUG : Looking for writers
2026/01/21 02:52:39 DEBUG : file1: reading active writers
2026/01/21 02:52:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:40 DEBUG : Looking for writers
2026/01/21 02:52:40 DEBUG : file1: reading active writers
2026/01/21 02:52:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:41 DEBUG : Looking for writers
2026/01/21 02:52:41 DEBUG : file1: reading active writers
2026/01/21 02:52:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:42 DEBUG : Looking for writers
2026/01/21 02:52:42 DEBUG : file1: reading active writers
2026/01/21 02:52:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:43 DEBUG : Looking for writers
2026/01/21 02:52:43 DEBUG : file1: reading active writers
2026/01/21 02:52:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:44 DEBUG : Looking for writers
2026/01/21 02:52:44 DEBUG : file1: reading active writers
2026/01/21 02:52:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:45 DEBUG : Looking for writers
2026/01/21 02:52:45 DEBUG : file1: reading active writers
2026/01/21 02:52:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:46 DEBUG : Looking for writers
2026/01/21 02:52:46 DEBUG : file1: reading active writers
2026/01/21 02:52:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:47 DEBUG : Looking for writers
2026/01/21 02:52:47 DEBUG : file1: reading active writers
2026/01/21 02:52:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:48 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:52:48.931987 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:52:48.932016 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:52:48 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 02:52:48 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 02:52:48 DEBUG : Looking for writers
2026/01/21 02:52:48 DEBUG : file1: reading active writers
2026/01/21 02:52:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:49 DEBUG : Looking for writers
2026/01/21 02:52:49 DEBUG : file1: reading active writers
2026/01/21 02:52:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:50 DEBUG : Looking for writers
2026/01/21 02:52:50 DEBUG : file1: reading active writers
2026/01/21 02:52:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:51 DEBUG : Looking for writers
2026/01/21 02:52:51 DEBUG : file1: reading active writers
2026/01/21 02:52:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:52 DEBUG : Looking for writers
2026/01/21 02:52:52 DEBUG : file1: reading active writers
2026/01/21 02:52:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:53 DEBUG : Looking for writers
2026/01/21 02:52:53 DEBUG : file1: reading active writers
2026/01/21 02:52:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:54 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:52:54 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:52:54 DEBUG : Looking for writers
2026/01/21 02:52:54 DEBUG : file1: reading active writers
2026/01/21 02:52:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:55 DEBUG : Looking for writers
2026/01/21 02:52:55 DEBUG : file1: reading active writers
2026/01/21 02:52:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:56 DEBUG : Looking for writers
2026/01/21 02:52:56 DEBUG : file1: reading active writers
2026/01/21 02:52:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:57 DEBUG : Looking for writers
2026/01/21 02:52:57 DEBUG : file1: reading active writers
2026/01/21 02:52:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:58 DEBUG : Looking for writers
2026/01/21 02:52:58 DEBUG : file1: reading active writers
2026/01/21 02:52:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:52:59 DEBUG : Looking for writers
2026/01/21 02:52:59 DEBUG : file1: reading active writers
2026/01/21 02:52:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:00 DEBUG : Looking for writers
2026/01/21 02:53:00 DEBUG : file1: reading active writers
2026/01/21 02:53:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:01 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000988a50 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000ac2608 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645002816} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867386387927176 ext:19724529709 loc:0x4465880} ATime:{wall:14002867386387944068 ext:19724546601 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:53:01 DEBUG : >WaitForWriters: 
2026/01/21 02:53:01 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:53:01 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (67.57s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:53:01 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:53:01 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:53:01 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : Config file has changed externally - reloading
2026/01/21 02:53:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:53:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:53:01 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:53:01 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:53:01 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:53:01 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:53:01 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): openPending: 
2026/01/21 02:53:01 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:53:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): >openPending: err=<nil>
2026/01/21 02:53:01 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:53:01 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:53:01 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:53:01 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): _writeAt: size=7, off=0
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): >_writeAt: n=7, err=<nil>
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): _writeAt: size=6, off=5
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): >_writeAt: n=6, err=<nil>
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): close: 
2026/01/21 02:53:01 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:53:01.866774863 +0000 UTC m=+87.280004349
2026/01/21 02:53:01 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): >close: err=<nil>
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): _writeAt: size=5, off=0
2026/01/21 02:53:01 DEBUG : file1(0xc0009c0700): >_writeAt: n=0, err=file already closed
2026/01/21 02:53:01 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:53:01 DEBUG : Looking for writers
2026/01/21 02:53:01 DEBUG : file1: reading active writers
2026/01/21 02:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:53:01 DEBUG : Looking for writers
2026/01/21 02:53:01 DEBUG : file1: reading active writers
2026/01/21 02:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:53:01 DEBUG : Looking for writers
2026/01/21 02:53:01 DEBUG : file1: reading active writers
2026/01/21 02:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:53:01 DEBUG : Looking for writers
2026/01/21 02:53:01 DEBUG : file1: reading active writers
2026/01/21 02:53:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:53:01 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:02 DEBUG : Looking for writers
2026/01/21 02:53:02 DEBUG : file1: reading active writers
2026/01/21 02:53:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:53:02 DEBUG : Looking for writers
2026/01/21 02:53:02 DEBUG : file1: reading active writers
2026/01/21 02:53:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:53:02.311529 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:02.311551 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:02 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 02:53:02 DEBUG : Looking for writers
2026/01/21 02:53:02 DEBUG : file1: reading active writers
2026/01/21 02:53:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:53:02 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:02.890159 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:02.890183 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:02 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 02:53:03 DEBUG : Looking for writers
2026/01/21 02:53:03 DEBUG : file1: reading active writers
2026/01/21 02:53:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:03 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:03.638305 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:03.638340 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:03 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 02:53:03 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 02:53:04 DEBUG : Looking for writers
2026/01/21 02:53:04 DEBUG : file1: reading active writers
2026/01/21 02:53:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:04 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:04.815024 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:04.815099 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:04 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:05 DEBUG : Looking for writers
2026/01/21 02:53:05 DEBUG : file1: reading active writers
2026/01/21 02:53:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:06 DEBUG : Looking for writers
2026/01/21 02:53:06 DEBUG : file1: reading active writers
2026/01/21 02:53:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:06 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:06.793948 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:06.794023 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:06 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:06 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:07 DEBUG : Looking for writers
2026/01/21 02:53:07 DEBUG : file1: reading active writers
2026/01/21 02:53:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:08 DEBUG : Looking for writers
2026/01/21 02:53:08 DEBUG : file1: reading active writers
2026/01/21 02:53:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:09 DEBUG : Looking for writers
2026/01/21 02:53:09 DEBUG : file1: reading active writers
2026/01/21 02:53:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:09 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:10 DEBUG : Looking for writers
2026/01/21 02:53:10 DEBUG : file1: reading active writers
2026/01/21 02:53:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:10.360126 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:10.360145 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:10 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:10 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:11 DEBUG : Looking for writers
2026/01/21 02:53:11 DEBUG : file1: reading active writers
2026/01/21 02:53:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:12 DEBUG : Looking for writers
2026/01/21 02:53:12 DEBUG : file1: reading active writers
2026/01/21 02:53:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:13 DEBUG : Looking for writers
2026/01/21 02:53:13 DEBUG : file1: reading active writers
2026/01/21 02:53:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:14 DEBUG : Looking for writers
2026/01/21 02:53:14 DEBUG : file1: reading active writers
2026/01/21 02:53:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:15 DEBUG : Looking for writers
2026/01/21 02:53:15 DEBUG : file1: reading active writers
2026/01/21 02:53:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:16 DEBUG : Looking for writers
2026/01/21 02:53:16 DEBUG : file1: reading active writers
2026/01/21 02:53:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:16 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:17.099563 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:17.099604 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:17 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:17 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:17 DEBUG : Looking for writers
2026/01/21 02:53:17 DEBUG : file1: reading active writers
2026/01/21 02:53:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:18 DEBUG : Looking for writers
2026/01/21 02:53:18 DEBUG : file1: reading active writers
2026/01/21 02:53:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:19 DEBUG : Looking for writers
2026/01/21 02:53:19 DEBUG : file1: reading active writers
2026/01/21 02:53:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:20 DEBUG : Looking for writers
2026/01/21 02:53:20 DEBUG : file1: reading active writers
2026/01/21 02:53:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:21 DEBUG : Looking for writers
2026/01/21 02:53:21 DEBUG : file1: reading active writers
2026/01/21 02:53:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:22 DEBUG : Looking for writers
2026/01/21 02:53:22 DEBUG : file1: reading active writers
2026/01/21 02:53:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:23 DEBUG : Looking for writers
2026/01/21 02:53:23 DEBUG : file1: reading active writers
2026/01/21 02:53:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:24 DEBUG : Looking for writers
2026/01/21 02:53:24 DEBUG : file1: reading active writers
2026/01/21 02:53:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:25 DEBUG : Looking for writers
2026/01/21 02:53:25 DEBUG : file1: reading active writers
2026/01/21 02:53:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:26 DEBUG : Looking for writers
2026/01/21 02:53:26 DEBUG : file1: reading active writers
2026/01/21 02:53:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:27 DEBUG : Looking for writers
2026/01/21 02:53:27 DEBUG : file1: reading active writers
2026/01/21 02:53:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:28 DEBUG : Looking for writers
2026/01/21 02:53:28 DEBUG : file1: reading active writers
2026/01/21 02:53:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:29 DEBUG : Looking for writers
2026/01/21 02:53:29 DEBUG : file1: reading active writers
2026/01/21 02:53:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:29 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:30 DEBUG : Looking for writers
2026/01/21 02:53:30 DEBUG : file1: reading active writers
2026/01/21 02:53:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:30.260903 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:30.260926 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:30 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:30 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 02:53:31 DEBUG : Looking for writers
2026/01/21 02:53:31 DEBUG : file1: reading active writers
2026/01/21 02:53:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:31 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000988b40 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b18c08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645356608} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867458884104015 ext:87280004349 loc:0x4465880} ATime:{wall:14002867458884120064 ext:87280020398 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:53:31 DEBUG : >WaitForWriters: 
2026/01/21 02:53:31 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 02:53:33 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 02:53:35 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 02:53:39 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:53:39 DEBUG : Looking for writers
2026/01/21 02:53:39 DEBUG : file1: reading active writers
2026/01/21 02:53:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:53:40 DEBUG : Looking for writers
2026/01/21 02:53:40 DEBUG : file1: reading active writers
2026/01/21 02:53:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:41 DEBUG : Looking for writers
2026/01/21 02:53:41 DEBUG : file1: reading active writers
2026/01/21 02:53:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:42 DEBUG : Looking for writers
2026/01/21 02:53:42 DEBUG : file1: reading active writers
2026/01/21 02:53:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:43 DEBUG : Looking for writers
2026/01/21 02:53:43 DEBUG : file1: reading active writers
2026/01/21 02:53:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:44 DEBUG : Looking for writers
2026/01/21 02:53:44 DEBUG : file1: reading active writers
2026/01/21 02:53:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:45 DEBUG : Looking for writers
2026/01/21 02:53:45 DEBUG : file1: reading active writers
2026/01/21 02:53:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:46 DEBUG : Looking for writers
2026/01/21 02:53:46 DEBUG : file1: reading active writers
2026/01/21 02:53:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:47 DEBUG : Looking for writers
2026/01/21 02:53:47 DEBUG : file1: reading active writers
2026/01/21 02:53:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:48 DEBUG : Looking for writers
2026/01/21 02:53:48 DEBUG : file1: reading active writers
2026/01/21 02:53:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:49 DEBUG : Looking for writers
2026/01/21 02:53:49 DEBUG : file1: reading active writers
2026/01/21 02:53:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:50 DEBUG : Looking for writers
2026/01/21 02:53:50 DEBUG : file1: reading active writers
2026/01/21 02:53:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:51 DEBUG : Looking for writers
2026/01/21 02:53:51 DEBUG : file1: reading active writers
2026/01/21 02:53:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:52 DEBUG : Looking for writers
2026/01/21 02:53:52 DEBUG : file1: reading active writers
2026/01/21 02:53:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:53 DEBUG : Looking for writers
2026/01/21 02:53:53 DEBUG : file1: reading active writers
2026/01/21 02:53:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:54 DEBUG : Looking for writers
2026/01/21 02:53:54 DEBUG : file1: reading active writers
2026/01/21 02:53:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:55 DEBUG : Looking for writers
2026/01/21 02:53:55 DEBUG : file1: reading active writers
2026/01/21 02:53:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:55 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:53:56.297472 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:53:56.297495 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:53:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:53:56 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 02:53:56 DEBUG : Looking for writers
2026/01/21 02:53:56 DEBUG : file1: reading active writers
2026/01/21 02:53:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:57 DEBUG : Looking for writers
2026/01/21 02:53:57 DEBUG : file1: reading active writers
2026/01/21 02:53:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:58 DEBUG : Looking for writers
2026/01/21 02:53:58 DEBUG : file1: reading active writers
2026/01/21 02:53:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:53:59 DEBUG : Looking for writers
2026/01/21 02:53:59 DEBUG : file1: reading active writers
2026/01/21 02:53:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:00 DEBUG : Looking for writers
2026/01/21 02:54:00 DEBUG : file1: reading active writers
2026/01/21 02:54:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:01 DEBUG : Looking for writers
2026/01/21 02:54:01 DEBUG : file1: reading active writers
2026/01/21 02:54:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:01 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:54:01 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/21 02:54:02 DEBUG : Looking for writers
2026/01/21 02:54:02 DEBUG : file1: reading active writers
2026/01/21 02:54:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:03 DEBUG : Looking for writers
2026/01/21 02:54:03 DEBUG : file1: reading active writers
2026/01/21 02:54:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:04 DEBUG : Looking for writers
2026/01/21 02:54:04 DEBUG : file1: reading active writers
2026/01/21 02:54:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:05 DEBUG : Looking for writers
2026/01/21 02:54:05 DEBUG : file1: reading active writers
2026/01/21 02:54:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:06 DEBUG : Looking for writers
2026/01/21 02:54:06 DEBUG : file1: reading active writers
2026/01/21 02:54:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:07 DEBUG : Looking for writers
2026/01/21 02:54:07 DEBUG : file1: reading active writers
2026/01/21 02:54:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:08 DEBUG : Looking for writers
2026/01/21 02:54:08 DEBUG : file1: reading active writers
2026/01/21 02:54:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:54:09 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000988b40 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000b18c08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824645356608} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867458884104015 ext:87280004349 loc:0x4465880} ATime:{wall:14002867458884120064 ext:87280020398 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:54:09 DEBUG : >WaitForWriters: 
2026/01/21 02:54:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:54:09 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (67.61s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:54:09 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:54:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:54:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:54:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:54:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:54:09 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:54:09 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:54:09 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:54:09 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:54:09 DEBUG : file1(0xc0009c1d00): openPending: 
2026/01/21 02:54:09 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:54:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:54:09 DEBUG : file1(0xc0009c1d00): >openPending: err=<nil>
2026/01/21 02:54:09 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:54:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:54:09 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:54:09 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:54:09 DEBUG : file1(0xc0009c1d00): close: 
2026/01/21 02:54:09 DEBUG : file1: vfs cache: setting modification time to 2026-01-21 02:54:09.493876362 +0000 UTC m=+154.907105848
2026/01/21 02:54:09 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/21 02:54:09 DEBUG : file1(0xc0009c1d00): >close: err=<nil>
2026/01/21 02:54:09 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/21 02:54:09 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/21 02:54:09 DEBUG : file2: newRWFileHandle: 
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): openPending: 
2026/01/21 02:54:09 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:54:09 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): >openPending: err=<nil>
2026/01/21 02:54:09 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/21 02:54:09 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/21 02:54:09 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/21 02:54:09 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): RWFileHandle.Flush
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): RWFileHandle.Release
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): close: 
2026/01/21 02:54:09 DEBUG : file2: vfs cache: setting modification time to 2026-01-21 02:54:09.494767772 +0000 UTC m=+154.907997258
2026/01/21 02:54:09 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/21 02:54:09 DEBUG : file2(0xc000520b40): >close: err=<nil>
2026/01/21 02:54:09 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:54:09 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:09 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:54:09 DEBUG : Looking for writers
2026/01/21 02:54:09 DEBUG : file1: reading active writers
2026/01/21 02:54:09 DEBUG : file2: reading active writers
2026/01/21 02:54:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:54:09.947872 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:09.947896 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:09 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:09 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:10 DEBUG : Looking for writers
2026/01/21 02:54:10 DEBUG : file2: reading active writers
2026/01/21 02:54:10 DEBUG : file1: reading active writers
2026/01/21 02:54:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:54:10 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:10.329021 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:10.329057 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:10 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:10 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 02:54:10 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:10.712747 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:10.712783 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:10 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:10 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 02:54:10 DEBUG : Looking for writers
2026/01/21 02:54:10 DEBUG : file1: reading active writers
2026/01/21 02:54:10 DEBUG : file2: reading active writers
2026/01/21 02:54:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:11.078467 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:11.078499 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:11 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 02:54:11 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 02:54:11 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:11 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:11.491575 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:11.491599 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:11 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:11 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 02:54:11 DEBUG : Looking for writers
2026/01/21 02:54:11 DEBUG : file1: reading active writers
2026/01/21 02:54:11 DEBUG : file2: reading active writers
2026/01/21 02:54:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:11.949407 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:11.949442 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:11 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 02:54:11 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 02:54:12 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:12.649358 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:12.649379 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:12 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:12 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 02:54:12 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:12 DEBUG : Looking for writers
2026/01/21 02:54:12 DEBUG : file1: reading active writers
2026/01/21 02:54:12 DEBUG : file2: reading active writers
2026/01/21 02:54:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:13.087824 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:13.087842 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:13 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:13 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:13 DEBUG : Looking for writers
2026/01/21 02:54:13 DEBUG : file1: reading active writers
2026/01/21 02:54:13 DEBUG : file2: reading active writers
2026/01/21 02:54:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:14 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:14 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:14 DEBUG : Looking for writers
2026/01/21 02:54:14 DEBUG : file1: reading active writers
2026/01/21 02:54:14 DEBUG : file2: reading active writers
2026/01/21 02:54:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:14.989354 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:14.989384 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:14 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:14 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 02:54:15.327583 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:15.327617 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:15 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:15 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 02:54:15 DEBUG : Looking for writers
2026/01/21 02:54:15 DEBUG : file1: reading active writers
2026/01/21 02:54:15 DEBUG : file2: reading active writers
2026/01/21 02:54:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:16 DEBUG : Looking for writers
2026/01/21 02:54:16 DEBUG : file1: reading active writers
2026/01/21 02:54:16 DEBUG : file2: reading active writers
2026/01/21 02:54:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:17 DEBUG : Looking for writers
2026/01/21 02:54:17 DEBUG : file1: reading active writers
2026/01/21 02:54:17 DEBUG : file2: reading active writers
2026/01/21 02:54:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:18 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:18.520884 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:18.520905 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:18 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:18 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 02:54:18 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:18 DEBUG : Looking for writers
2026/01/21 02:54:18 DEBUG : file1: reading active writers
2026/01/21 02:54:18 DEBUG : file2: reading active writers
2026/01/21 02:54:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:18.910918 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:18.910938 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:18 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 02:54:18 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 02:54:19 DEBUG : Looking for writers
2026/01/21 02:54:19 DEBUG : file1: reading active writers
2026/01/21 02:54:19 DEBUG : file2: reading active writers
2026/01/21 02:54:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:20 DEBUG : Looking for writers
2026/01/21 02:54:20 DEBUG : file1: reading active writers
2026/01/21 02:54:20 DEBUG : file2: reading active writers
2026/01/21 02:54:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:21 DEBUG : Looking for writers
2026/01/21 02:54:21 DEBUG : file1: reading active writers
2026/01/21 02:54:21 DEBUG : file2: reading active writers
2026/01/21 02:54:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:22 DEBUG : Looking for writers
2026/01/21 02:54:22 DEBUG : file1: reading active writers
2026/01/21 02:54:22 DEBUG : file2: reading active writers
2026/01/21 02:54:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:23 DEBUG : Looking for writers
2026/01/21 02:54:23 DEBUG : file1: reading active writers
2026/01/21 02:54:23 DEBUG : file2: reading active writers
2026/01/21 02:54:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:24 DEBUG : Looking for writers
2026/01/21 02:54:24 DEBUG : file1: reading active writers
2026/01/21 02:54:24 DEBUG : file2: reading active writers
2026/01/21 02:54:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:24 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:25.302998 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:25.303083 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:25 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 02:54:25 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 02:54:25 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:25 DEBUG : Looking for writers
2026/01/21 02:54:25 DEBUG : file1: reading active writers
2026/01/21 02:54:25 DEBUG : file2: reading active writers
2026/01/21 02:54:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:25.917135 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:25.917225 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:25 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 02:54:25 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 02:54:26 DEBUG : Looking for writers
2026/01/21 02:54:26 DEBUG : file1: reading active writers
2026/01/21 02:54:26 DEBUG : file2: reading active writers
2026/01/21 02:54:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:27 DEBUG : Looking for writers
2026/01/21 02:54:27 DEBUG : file1: reading active writers
2026/01/21 02:54:27 DEBUG : file2: reading active writers
2026/01/21 02:54:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:28 DEBUG : Looking for writers
2026/01/21 02:54:28 DEBUG : file1: reading active writers
2026/01/21 02:54:28 DEBUG : file2: reading active writers
2026/01/21 02:54:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:29 DEBUG : Looking for writers
2026/01/21 02:54:29 DEBUG : file1: reading active writers
2026/01/21 02:54:29 DEBUG : file2: reading active writers
2026/01/21 02:54:29 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:30 DEBUG : Looking for writers
2026/01/21 02:54:30 DEBUG : file2: reading active writers
2026/01/21 02:54:30 DEBUG : file1: reading active writers
2026/01/21 02:54:30 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:31 DEBUG : Looking for writers
2026/01/21 02:54:31 DEBUG : file1: reading active writers
2026/01/21 02:54:31 DEBUG : file2: reading active writers
2026/01/21 02:54:31 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:32 DEBUG : Looking for writers
2026/01/21 02:54:32 DEBUG : file1: reading active writers
2026/01/21 02:54:32 DEBUG : file2: reading active writers
2026/01/21 02:54:32 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:33 DEBUG : Looking for writers
2026/01/21 02:54:33 DEBUG : file1: reading active writers
2026/01/21 02:54:33 DEBUG : file2: reading active writers
2026/01/21 02:54:33 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:34 DEBUG : Looking for writers
2026/01/21 02:54:34 DEBUG : file1: reading active writers
2026/01/21 02:54:34 DEBUG : file2: reading active writers
2026/01/21 02:54:34 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:35 DEBUG : Looking for writers
2026/01/21 02:54:35 DEBUG : file1: reading active writers
2026/01/21 02:54:35 DEBUG : file2: reading active writers
2026/01/21 02:54:35 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:36 DEBUG : Looking for writers
2026/01/21 02:54:36 DEBUG : file1: reading active writers
2026/01/21 02:54:36 DEBUG : file2: reading active writers
2026/01/21 02:54:36 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:37 DEBUG : Looking for writers
2026/01/21 02:54:37 DEBUG : file2: reading active writers
2026/01/21 02:54:37 DEBUG : file1: reading active writers
2026/01/21 02:54:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:38 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:54:38.461601 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:38.461623 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:38 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 02:54:38 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:38 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:54:38 DEBUG : Looking for writers
2026/01/21 02:54:38 DEBUG : file1: reading active writers
2026/01/21 02:54:38 DEBUG : file2: reading active writers
2026/01/21 02:54:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:39.097074 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:54:39.097100 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:54:39 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:54:39 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 02:54:39 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00051bd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0009af108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643875136} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867531525649546 ext:154907105848 loc:0x4465880} ATime:{wall:14002867531525824405 ext:154907280707 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00051bd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0009af208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643875392} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867531526540956 ext:154907997258 loc:0x4465880} ATime:{wall:14002867531526676552 ext:154908132854 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:54:39 DEBUG : >WaitForWriters: 
2026/01/21 02:54:39 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 02:54:40 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 02:54:42 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/01/21 02:54:46 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:54:46 DEBUG : Looking for writers
2026/01/21 02:54:46 DEBUG : file1: reading active writers
2026/01/21 02:54:46 DEBUG : file2: reading active writers
2026/01/21 02:54:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/21 02:54:46 DEBUG : Looking for writers
2026/01/21 02:54:46 DEBUG : file1: reading active writers
2026/01/21 02:54:46 DEBUG : file2: reading active writers
2026/01/21 02:54:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/21 02:54:46 DEBUG : Looking for writers
2026/01/21 02:54:46 DEBUG : file2: reading active writers
2026/01/21 02:54:46 DEBUG : file1: reading active writers
2026/01/21 02:54:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/21 02:54:47 DEBUG : Looking for writers
2026/01/21 02:54:47 DEBUG : file1: reading active writers
2026/01/21 02:54:47 DEBUG : file2: reading active writers
2026/01/21 02:54:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/21 02:54:47 DEBUG : Looking for writers
2026/01/21 02:54:47 DEBUG : file1: reading active writers
2026/01/21 02:54:47 DEBUG : file2: reading active writers
2026/01/21 02:54:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/21 02:54:47 DEBUG : Looking for writers
2026/01/21 02:54:47 DEBUG : file1: reading active writers
2026/01/21 02:54:47 DEBUG : file2: reading active writers
2026/01/21 02:54:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/21 02:54:47 DEBUG : Looking for writers
2026/01/21 02:54:47 DEBUG : file2: reading active writers
2026/01/21 02:54:47 DEBUG : file1: reading active writers
2026/01/21 02:54:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/21 02:54:48 DEBUG : Looking for writers
2026/01/21 02:54:48 DEBUG : file1: reading active writers
2026/01/21 02:54:48 DEBUG : file2: reading active writers
2026/01/21 02:54:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:49 DEBUG : Looking for writers
2026/01/21 02:54:49 DEBUG : file1: reading active writers
2026/01/21 02:54:49 DEBUG : file2: reading active writers
2026/01/21 02:54:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:50 DEBUG : Looking for writers
2026/01/21 02:54:50 DEBUG : file1: reading active writers
2026/01/21 02:54:50 DEBUG : file2: reading active writers
2026/01/21 02:54:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:51 DEBUG : Looking for writers
2026/01/21 02:54:51 DEBUG : file2: reading active writers
2026/01/21 02:54:51 DEBUG : file1: reading active writers
2026/01/21 02:54:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:52 DEBUG : Looking for writers
2026/01/21 02:54:52 DEBUG : file2: reading active writers
2026/01/21 02:54:52 DEBUG : file1: reading active writers
2026/01/21 02:54:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:53 DEBUG : Looking for writers
2026/01/21 02:54:53 DEBUG : file1: reading active writers
2026/01/21 02:54:53 DEBUG : file2: reading active writers
2026/01/21 02:54:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:54 DEBUG : Looking for writers
2026/01/21 02:54:54 DEBUG : file1: reading active writers
2026/01/21 02:54:54 DEBUG : file2: reading active writers
2026/01/21 02:54:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:55 DEBUG : Looking for writers
2026/01/21 02:54:55 DEBUG : file1: reading active writers
2026/01/21 02:54:55 DEBUG : file2: reading active writers
2026/01/21 02:54:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:56 DEBUG : Looking for writers
2026/01/21 02:54:56 DEBUG : file1: reading active writers
2026/01/21 02:54:56 DEBUG : file2: reading active writers
2026/01/21 02:54:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:57 DEBUG : Looking for writers
2026/01/21 02:54:57 DEBUG : file1: reading active writers
2026/01/21 02:54:57 DEBUG : file2: reading active writers
2026/01/21 02:54:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:58 DEBUG : Looking for writers
2026/01/21 02:54:58 DEBUG : file1: reading active writers
2026/01/21 02:54:58 DEBUG : file2: reading active writers
2026/01/21 02:54:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:54:59 DEBUG : Looking for writers
2026/01/21 02:54:59 DEBUG : file1: reading active writers
2026/01/21 02:54:59 DEBUG : file2: reading active writers
2026/01/21 02:54:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:00 DEBUG : Looking for writers
2026/01/21 02:55:00 DEBUG : file2: reading active writers
2026/01/21 02:55:00 DEBUG : file1: reading active writers
2026/01/21 02:55:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:01 DEBUG : Looking for writers
2026/01/21 02:55:01 DEBUG : file1: reading active writers
2026/01/21 02:55:01 DEBUG : file2: reading active writers
2026/01/21 02:55:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:02 DEBUG : Looking for writers
2026/01/21 02:55:02 DEBUG : file1: reading active writers
2026/01/21 02:55:02 DEBUG : file2: reading active writers
2026/01/21 02:55:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:03 DEBUG : Looking for writers
2026/01/21 02:55:03 DEBUG : file1: reading active writers
2026/01/21 02:55:03 DEBUG : file2: reading active writers
2026/01/21 02:55:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:04 DEBUG : file2: vfs cache: starting upload
2026/01/21 02:55:04 DEBUG : Looking for writers
2026/01/21 02:55:04 DEBUG : file1: reading active writers
2026/01/21 02:55:04 DEBUG : file2: reading active writers
2026/01/21 02:55:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:04.445530 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:04.445555 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:55:04 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 02:55:04 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 02:55:04 DEBUG : file1: vfs cache: starting upload
2026/01/21 02:55:05.027244 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:05.027265 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:55:05 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:55:05 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 02:55:05 DEBUG : Looking for writers
2026/01/21 02:55:05 DEBUG : file1: reading active writers
2026/01/21 02:55:05 DEBUG : file2: reading active writers
2026/01/21 02:55:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:06 DEBUG : Looking for writers
2026/01/21 02:55:06 DEBUG : file1: reading active writers
2026/01/21 02:55:06 DEBUG : file2: reading active writers
2026/01/21 02:55:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:07 DEBUG : Looking for writers
2026/01/21 02:55:07 DEBUG : file1: reading active writers
2026/01/21 02:55:07 DEBUG : file2: reading active writers
2026/01/21 02:55:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:08 DEBUG : Looking for writers
2026/01/21 02:55:08 DEBUG : file1: reading active writers
2026/01/21 02:55:08 DEBUG : file2: reading active writers
2026/01/21 02:55:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:09 DEBUG : Looking for writers
2026/01/21 02:55:09 DEBUG : file1: reading active writers
2026/01/21 02:55:09 DEBUG : file2: reading active writers
2026/01/21 02:55:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/21 02:55:09 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/21 02:55:09 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 2, uploading 0, total size 0 (was 0)
2026/01/21 02:55:10 DEBUG : Looking for writers
2026/01/21 02:55:10 DEBUG : file2: reading active writers
2026/01/21 02:55:10 DEBUG : file1: reading active writers
2026/01/21 02:55:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:11 DEBUG : Looking for writers
2026/01/21 02:55:11 DEBUG : file1: reading active writers
2026/01/21 02:55:11 DEBUG : file2: reading active writers
2026/01/21 02:55:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:12 DEBUG : Looking for writers
2026/01/21 02:55:12 DEBUG : file1: reading active writers
2026/01/21 02:55:12 DEBUG : file2: reading active writers
2026/01/21 02:55:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:13 DEBUG : Looking for writers
2026/01/21 02:55:13 DEBUG : file2: reading active writers
2026/01/21 02:55:13 DEBUG : file1: reading active writers
2026/01/21 02:55:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:14 DEBUG : Looking for writers
2026/01/21 02:55:14 DEBUG : file1: reading active writers
2026/01/21 02:55:14 DEBUG : file2: reading active writers
2026/01/21 02:55:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:15 DEBUG : Looking for writers
2026/01/21 02:55:15 DEBUG : file1: reading active writers
2026/01/21 02:55:15 DEBUG : file2: reading active writers
2026/01/21 02:55:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:16 DEBUG : Looking for writers
2026/01/21 02:55:16 DEBUG : file1: reading active writers
2026/01/21 02:55:16 DEBUG : file2: reading active writers
2026/01/21 02:55:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/21 02:55:16 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc00051bd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0009af108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643875136} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867531525649546 ext:154907105848 loc:0x4465880} ATime:{wall:14002867531525824405 ext:154907280707 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc00051bd10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0009af208 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643875392} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14002867531526540956 ext:154907997258 loc:0x4465880} ATime:{wall:14002867531526676552 ext:154908132854 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/21 02:55:16 DEBUG : >WaitForWriters: 
2026/01/21 02:55:16 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:55:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (67.63s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:55:17.294198 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:17.294220 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:17 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:17 DEBUG : Looking for writers
2026/01/21 02:55:17 DEBUG : >WaitForWriters: 
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:55:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.34s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:55:17.657208 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:17.657228 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:17 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:17 DEBUG : Looking for writers
2026/01/21 02:55:17 DEBUG : >WaitForWriters: 
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:55:17 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.37s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:17 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:17 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:55:17 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:55:17 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:55:17 DEBUG : file1: newRWFileHandle: 
2026/01/21 02:55:17 DEBUG : file1(0xc000ac0140): openPending: 
2026/01/21 02:55:17 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/21 02:55:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:55:17 DEBUG : file1(0xc000ac0140): >openPending: err=<nil>
2026/01/21 02:55:17 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/21 02:55:17 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:55:17 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/21 02:55:17 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/21 02:55:18.079525 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:18.079549 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:18 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/21 02:55:18 DEBUG : Looking for writers
2026/01/21 02:55:18 DEBUG : file1: reading active writers
2026/01/21 02:55:18 DEBUG : file1: active writers 1
2026/01/21 02:55:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/21 02:55:19 DEBUG : Looking for writers
2026/01/21 02:55:19 DEBUG : file1: reading active writers
2026/01/21 02:55:19 DEBUG : file1: active writers 1
2026/01/21 02:55:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:20 DEBUG : Looking for writers
2026/01/21 02:55:20 DEBUG : file1: reading active writers
2026/01/21 02:55:20 DEBUG : file1: active writers 1
2026/01/21 02:55:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:21 DEBUG : Looking for writers
2026/01/21 02:55:21 DEBUG : file1: reading active writers
2026/01/21 02:55:21 DEBUG : file1: active writers 1
2026/01/21 02:55:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:22 DEBUG : Looking for writers
2026/01/21 02:55:22 DEBUG : file1: reading active writers
2026/01/21 02:55:22 DEBUG : file1: active writers 1
2026/01/21 02:55:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:23 DEBUG : Looking for writers
2026/01/21 02:55:23 DEBUG : file1: reading active writers
2026/01/21 02:55:23 DEBUG : file1: active writers 1
2026/01/21 02:55:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:24 DEBUG : Looking for writers
2026/01/21 02:55:24 DEBUG : file1: reading active writers
2026/01/21 02:55:24 DEBUG : file1: active writers 1
2026/01/21 02:55:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:25 DEBUG : Looking for writers
2026/01/21 02:55:25 DEBUG : file1: reading active writers
2026/01/21 02:55:25 DEBUG : file1: active writers 1
2026/01/21 02:55:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:26 DEBUG : Looking for writers
2026/01/21 02:55:26 DEBUG : file1: reading active writers
2026/01/21 02:55:26 DEBUG : file1: active writers 1
2026/01/21 02:55:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:27 DEBUG : Looking for writers
2026/01/21 02:55:27 DEBUG : file1: reading active writers
2026/01/21 02:55:27 DEBUG : file1: active writers 1
2026/01/21 02:55:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:28 DEBUG : Looking for writers
2026/01/21 02:55:28 DEBUG : file1: reading active writers
2026/01/21 02:55:28 DEBUG : file1: active writers 1
2026/01/21 02:55:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:29 DEBUG : Looking for writers
2026/01/21 02:55:29 DEBUG : file1: reading active writers
2026/01/21 02:55:29 DEBUG : file1: active writers 1
2026/01/21 02:55:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:30 DEBUG : Looking for writers
2026/01/21 02:55:30 DEBUG : file1: reading active writers
2026/01/21 02:55:30 DEBUG : file1: active writers 1
2026/01/21 02:55:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:31 DEBUG : Looking for writers
2026/01/21 02:55:31 DEBUG : file1: reading active writers
2026/01/21 02:55:31 DEBUG : file1: active writers 1
2026/01/21 02:55:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:32 DEBUG : Looking for writers
2026/01/21 02:55:32 DEBUG : file1: reading active writers
2026/01/21 02:55:32 DEBUG : file1: active writers 1
2026/01/21 02:55:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:33 DEBUG : Looking for writers
2026/01/21 02:55:33 DEBUG : file1: reading active writers
2026/01/21 02:55:33 DEBUG : file1: active writers 1
2026/01/21 02:55:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:34 DEBUG : Looking for writers
2026/01/21 02:55:34 DEBUG : file1: reading active writers
2026/01/21 02:55:34 DEBUG : file1: active writers 1
2026/01/21 02:55:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:35 DEBUG : Looking for writers
2026/01/21 02:55:35 DEBUG : file1: reading active writers
2026/01/21 02:55:35 DEBUG : file1: active writers 1
2026/01/21 02:55:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:36 DEBUG : Looking for writers
2026/01/21 02:55:36 DEBUG : file1: reading active writers
2026/01/21 02:55:36 DEBUG : file1: active writers 1
2026/01/21 02:55:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:37 DEBUG : Looking for writers
2026/01/21 02:55:37 DEBUG : file1: reading active writers
2026/01/21 02:55:37 DEBUG : file1: active writers 1
2026/01/21 02:55:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:38 DEBUG : Looking for writers
2026/01/21 02:55:38 DEBUG : file1: reading active writers
2026/01/21 02:55:38 DEBUG : file1: active writers 1
2026/01/21 02:55:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:39 DEBUG : Looking for writers
2026/01/21 02:55:39 DEBUG : file1: reading active writers
2026/01/21 02:55:39 DEBUG : file1: active writers 1
2026/01/21 02:55:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:40 DEBUG : Looking for writers
2026/01/21 02:55:40 DEBUG : file1: reading active writers
2026/01/21 02:55:40 DEBUG : file1: active writers 1
2026/01/21 02:55:40 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:41 DEBUG : Looking for writers
2026/01/21 02:55:41 DEBUG : file1: reading active writers
2026/01/21 02:55:41 DEBUG : file1: active writers 1
2026/01/21 02:55:41 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:42 DEBUG : Looking for writers
2026/01/21 02:55:42 DEBUG : file1: reading active writers
2026/01/21 02:55:42 DEBUG : file1: active writers 1
2026/01/21 02:55:42 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:43 DEBUG : Looking for writers
2026/01/21 02:55:43 DEBUG : file1: reading active writers
2026/01/21 02:55:43 DEBUG : file1: active writers 1
2026/01/21 02:55:43 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:44 DEBUG : Looking for writers
2026/01/21 02:55:44 DEBUG : file1: reading active writers
2026/01/21 02:55:44 DEBUG : file1: active writers 1
2026/01/21 02:55:44 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:45 DEBUG : Looking for writers
2026/01/21 02:55:45 DEBUG : file1: reading active writers
2026/01/21 02:55:45 DEBUG : file1: active writers 1
2026/01/21 02:55:45 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:46 DEBUG : Looking for writers
2026/01/21 02:55:46 DEBUG : file1: reading active writers
2026/01/21 02:55:46 DEBUG : file1: active writers 1
2026/01/21 02:55:46 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:47 DEBUG : Looking for writers
2026/01/21 02:55:47 DEBUG : file1: reading active writers
2026/01/21 02:55:47 DEBUG : file1: active writers 1
2026/01/21 02:55:47 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/21 02:55:48 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc00051b3b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a32108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644411712} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc00089a048 info:{ModTime:{wall:14002867604843296911 ext:223210309172 loc:0x4465880} ATime:{wall:14002867604843296911 ext:223210309172 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/21 02:55:48 DEBUG : >WaitForWriters: 
2026/01/21 02:55:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:55:48 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (30.42s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:48 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/21 02:55:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/21 02:55:48 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-yawufof2hene"
2026/01/21 02:55:48 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/21 02:55:48 DEBUG : forgetting directory cache
2026/01/21 02:55:48.588177 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:48.588211 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:48 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:48 DEBUG : Looking for writers
2026/01/21 02:55:48 DEBUG : >WaitForWriters: 
2026/01/21 02:55:48 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': vfs cache: cleaner exiting
2026/01/21 02:55:48 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.60s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:49.194880 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:49.194905 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:49 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.53s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:49.555747 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:49.555784 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:49 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.35s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:49 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:49.916612 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:49.916644 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:49 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:49 DEBUG : Looking for writers
2026/01/21 02:55:49 DEBUG : >WaitForWriters: 
2026/01/21 02:55:49 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.35s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:49 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:49 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:50.299253 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:50.299284 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:50 DEBUG : Looking for writers
2026/01/21 02:55:50 DEBUG : >WaitForWriters: 
2026/01/21 02:55:50 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.38s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:50 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:50 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:50.651492 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:50.651522 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:50 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:50 DEBUG : Looking for writers
2026/01/21 02:55:50 DEBUG : >WaitForWriters: 
2026/01/21 02:55:50 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.35s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:50 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:50 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:51.001081 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:51.001180 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:55:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:51 DEBUG : Looking for writers
2026/01/21 02:55:51 DEBUG : >WaitForWriters: 
2026/01/21 02:55:51 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.37s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:51 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:51 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:51 ERROR : error listing: directory not found
2026/01/21 02:55:51.561245 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:51.561339 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:55:51 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 02:55:51 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:51 DEBUG : Looking for writers
2026/01/21 02:55:51 DEBUG : >WaitForWriters: 
2026/01/21 02:55:51 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (0.56s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:51 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:51 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:51 ERROR : error listing: directory not found
2026/01/21 02:55:51 ERROR : error listing: directory not found
2026/01/21 02:55:52.251845 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:52.251864 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:55:52 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 02:55:52 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:55:52 DEBUG : Looking for writers
2026/01/21 02:55:52 DEBUG : >WaitForWriters: 
2026/01/21 02:55:52 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (0.67s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:55:52 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:55:52 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:55:52 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:55:52 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:55:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:55:52 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:55:52 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:55:52 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:55:52 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:55:52 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/21 02:55:52 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/21 02:55:52 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:55:52.762768 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:55:52.762791 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:55:52 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 02:55:52 DEBUG : file1: Remove: 
2026/01/21 02:55:52 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:55:52 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 02:55:52 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 02:55:53 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 02:55:56 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 02:56:00 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:00 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:00 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:00 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:00 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:00 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:00 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:56:00.780526 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:00.780543 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:00 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 02:56:00 DEBUG : file1: Remove: 
2026/01/21 02:56:00 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:00 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 02:56:00 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:00 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:00 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:00 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:00 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:00 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 02:56:00 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:00 DEBUG : Looking for writers
2026/01/21 02:56:00 DEBUG : file1: reading active writers
2026/01/21 02:56:00 DEBUG : file1: active writers 1
2026/01/21 02:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/21 02:56:00 DEBUG : Looking for writers
2026/01/21 02:56:00 DEBUG : file1: reading active writers
2026/01/21 02:56:00 DEBUG : file1: active writers 1
2026/01/21 02:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/21 02:56:00 DEBUG : Looking for writers
2026/01/21 02:56:00 DEBUG : file1: reading active writers
2026/01/21 02:56:00 DEBUG : file1: active writers 1
2026/01/21 02:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/21 02:56:00 DEBUG : Looking for writers
2026/01/21 02:56:00 DEBUG : file1: reading active writers
2026/01/21 02:56:00 DEBUG : file1: active writers 1
2026/01/21 02:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/21 02:56:00 DEBUG : Looking for writers
2026/01/21 02:56:00 DEBUG : file1: reading active writers
2026/01/21 02:56:00 DEBUG : file1: active writers 1
2026/01/21 02:56:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/21 02:56:01 DEBUG : Looking for writers
2026/01/21 02:56:01 DEBUG : file1: reading active writers
2026/01/21 02:56:01 DEBUG : file1: active writers 1
2026/01/21 02:56:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/21 02:56:01 DEBUG : Looking for writers
2026/01/21 02:56:01 DEBUG : file1: reading active writers
2026/01/21 02:56:01 DEBUG : file1: active writers 1
2026/01/21 02:56:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/21 02:56:02 DEBUG : Looking for writers
2026/01/21 02:56:02 DEBUG : file1: reading active writers
2026/01/21 02:56:02 DEBUG : file1: active writers 1
2026/01/21 02:56:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:03 DEBUG : Looking for writers
2026/01/21 02:56:03 DEBUG : file1: reading active writers
2026/01/21 02:56:03 DEBUG : file1: active writers 1
2026/01/21 02:56:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:04 DEBUG : Looking for writers
2026/01/21 02:56:04 DEBUG : file1: reading active writers
2026/01/21 02:56:04 DEBUG : file1: active writers 1
2026/01/21 02:56:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:05 DEBUG : Looking for writers
2026/01/21 02:56:05 DEBUG : file1: reading active writers
2026/01/21 02:56:05 DEBUG : file1: active writers 1
2026/01/21 02:56:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:06 DEBUG : Looking for writers
2026/01/21 02:56:06 DEBUG : file1: reading active writers
2026/01/21 02:56:06 DEBUG : file1: active writers 1
2026/01/21 02:56:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:07 DEBUG : Looking for writers
2026/01/21 02:56:07 DEBUG : file1: reading active writers
2026/01/21 02:56:07 DEBUG : file1: active writers 1
2026/01/21 02:56:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:08 DEBUG : Looking for writers
2026/01/21 02:56:08 DEBUG : file1: reading active writers
2026/01/21 02:56:08 DEBUG : file1: active writers 1
2026/01/21 02:56:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:09 DEBUG : Looking for writers
2026/01/21 02:56:09 DEBUG : file1: reading active writers
2026/01/21 02:56:09 DEBUG : file1: active writers 1
2026/01/21 02:56:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:10 DEBUG : Looking for writers
2026/01/21 02:56:10 DEBUG : file1: reading active writers
2026/01/21 02:56:10 DEBUG : file1: active writers 1
2026/01/21 02:56:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:11 DEBUG : Looking for writers
2026/01/21 02:56:11 DEBUG : file1: reading active writers
2026/01/21 02:56:11 DEBUG : file1: active writers 1
2026/01/21 02:56:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:12 DEBUG : Looking for writers
2026/01/21 02:56:12 DEBUG : file1: reading active writers
2026/01/21 02:56:12 DEBUG : file1: active writers 1
2026/01/21 02:56:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:13 DEBUG : Looking for writers
2026/01/21 02:56:13 DEBUG : file1: reading active writers
2026/01/21 02:56:13 DEBUG : file1: active writers 1
2026/01/21 02:56:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:14 DEBUG : Looking for writers
2026/01/21 02:56:14 DEBUG : file1: reading active writers
2026/01/21 02:56:14 DEBUG : file1: active writers 1
2026/01/21 02:56:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:15 DEBUG : Looking for writers
2026/01/21 02:56:15 DEBUG : file1: reading active writers
2026/01/21 02:56:15 DEBUG : file1: active writers 1
2026/01/21 02:56:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:16 DEBUG : Looking for writers
2026/01/21 02:56:16 DEBUG : file1: reading active writers
2026/01/21 02:56:16 DEBUG : file1: active writers 1
2026/01/21 02:56:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:17 DEBUG : Looking for writers
2026/01/21 02:56:17 DEBUG : file1: reading active writers
2026/01/21 02:56:17 DEBUG : file1: active writers 1
2026/01/21 02:56:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:18 DEBUG : Looking for writers
2026/01/21 02:56:18 DEBUG : file1: reading active writers
2026/01/21 02:56:18 DEBUG : file1: active writers 1
2026/01/21 02:56:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:19 DEBUG : Looking for writers
2026/01/21 02:56:19 DEBUG : file1: reading active writers
2026/01/21 02:56:19 DEBUG : file1: active writers 1
2026/01/21 02:56:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:20 DEBUG : Looking for writers
2026/01/21 02:56:20 DEBUG : file1: reading active writers
2026/01/21 02:56:20 DEBUG : file1: active writers 1
2026/01/21 02:56:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:21 DEBUG : Looking for writers
2026/01/21 02:56:21 DEBUG : file1: reading active writers
2026/01/21 02:56:21 DEBUG : file1: active writers 1
2026/01/21 02:56:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:22 DEBUG : Looking for writers
2026/01/21 02:56:22 DEBUG : file1: reading active writers
2026/01/21 02:56:22 DEBUG : file1: active writers 1
2026/01/21 02:56:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:23 DEBUG : Looking for writers
2026/01/21 02:56:23 DEBUG : file1: reading active writers
2026/01/21 02:56:23 DEBUG : file1: active writers 1
2026/01/21 02:56:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:24 DEBUG : Looking for writers
2026/01/21 02:56:24 DEBUG : file1: reading active writers
2026/01/21 02:56:24 DEBUG : file1: active writers 1
2026/01/21 02:56:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:25 DEBUG : Looking for writers
2026/01/21 02:56:25 DEBUG : file1: reading active writers
2026/01/21 02:56:25 DEBUG : file1: active writers 1
2026/01/21 02:56:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:26 DEBUG : Looking for writers
2026/01/21 02:56:26 DEBUG : file1: reading active writers
2026/01/21 02:56:26 DEBUG : file1: active writers 1
2026/01/21 02:56:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:27 DEBUG : Looking for writers
2026/01/21 02:56:27 DEBUG : file1: reading active writers
2026/01/21 02:56:27 DEBUG : file1: active writers 1
2026/01/21 02:56:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:28 DEBUG : Looking for writers
2026/01/21 02:56:28 DEBUG : file1: reading active writers
2026/01/21 02:56:28 DEBUG : file1: active writers 1
2026/01/21 02:56:28 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:29 DEBUG : Looking for writers
2026/01/21 02:56:29 DEBUG : file1: reading active writers
2026/01/21 02:56:29 DEBUG : file1: active writers 1
2026/01/21 02:56:29 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:30 DEBUG : Looking for writers
2026/01/21 02:56:30 DEBUG : file1: reading active writers
2026/01/21 02:56:30 DEBUG : file1: active writers 1
2026/01/21 02:56:30 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/21 02:56:30 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/21 02:56:30 DEBUG : >WaitForWriters: 
2026/01/21 02:56:30 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (38.55s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:30 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:30 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:30 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:30 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:30 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:30 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:30 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:30 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:30 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/21 02:56:31 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/21 02:56:31 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/21 02:56:31 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/21 02:56:31 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (11 bytes), uploading instead of streaming
2026/01/21 02:56:32.302399 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:32.302419 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:32 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:56:32 DEBUG : file1: Remove: 
2026/01/21 02:56:32 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:32 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 02:56:32 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 02:56:32 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 02:56:33 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 02:56:35 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 02:56:39 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:39 DEBUG : Looking for writers
2026/01/21 02:56:39 DEBUG : >WaitForWriters: 
2026/01/21 02:56:39 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (9.01s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:39 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:39 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:39 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:39 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/21 02:56:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:39 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (5 bytes), uploading instead of streaming
2026/01/21 02:56:40.320922 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:40.320962 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:40 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 02:56:40 DEBUG : file1: Remove: 
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:40 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:56:40 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 02:56:40 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 02:56:40 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:40 DEBUG : Looking for writers
2026/01/21 02:56:40 DEBUG : >WaitForWriters: 
2026/01/21 02:56:40 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (0.51s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:40 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:40 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:40 DEBUG : file1: WriteFileHandle.Release closing
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:40 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:56:40.810723 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:40.810761 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:40 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 02:56:40 DEBUG : file1: Remove: 
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:40 DEBUG : file1: >Remove: err=<nil>
2026/01/21 02:56:40 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 02:56:40 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/21 02:56:40 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:40 DEBUG : Looking for writers
2026/01/21 02:56:40 DEBUG : >WaitForWriters: 
2026/01/21 02:56:40 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (0.49s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:40 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:40 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:40 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (2 bytes), uploading instead of streaming
2026/01/21 02:56:41.378803 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:41.378832 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:41 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:56:41 DEBUG : file1: Remove: 
2026/01/21 02:56:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:41 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 02:56:41 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:41 DEBUG : Looking for writers
2026/01/21 02:56:41 DEBUG : >WaitForWriters: 
2026/01/21 02:56:41 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (0.89s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:41 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:41 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:41 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:41 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:41 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (0 bytes), uploading instead of streaming
2026/01/21 02:56:42.305172 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:42.305204 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:42 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:56:42 DEBUG : file1: Remove: 
2026/01/21 02:56:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:42 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 02:56:42 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:56:42 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 02:56:42 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:42 DEBUG : Looking for writers
2026/01/21 02:56:42 DEBUG : >WaitForWriters: 
2026/01/21 02:56:42 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (0.61s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:42 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:42 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/21 02:56:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/21 02:56:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:42 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/21 02:56:42 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/21 02:56:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/21 02:56:42 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': File to upload is small (100 bytes), uploading instead of streaming
2026/01/21 02:56:42.800114 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:42.800145 ERROR RESTY 422 POST https://mail.proton.me/api/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 02:56:42 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/21 02:56:42 DEBUG : file1: Remove: 
2026/01/21 02:56:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/21 02:56:42 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 02:56:42 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/21 02:56:42 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 02:56:42 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:42 DEBUG : Looking for writers
2026/01/21 02:56:42 DEBUG : >WaitForWriters: 
2026/01/21 02:56:42 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (0.49s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:42 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:42 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:43.129632 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:43.129664 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:56:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:43 DEBUG : Looking for writers
2026/01/21 02:56:43 DEBUG : >WaitForWriters: 
2026/01/21 02:56:43 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.35s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:43.504637 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:43.504661 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:56:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:43 DEBUG : Looking for writers
2026/01/21 02:56:43 DEBUG : >WaitForWriters: 
2026/01/21 02:56:43 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.38s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:43.890594 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:43.890619 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:56:43 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:43 DEBUG : Looking for writers
2026/01/21 02:56:43 DEBUG : >WaitForWriters: 
2026/01/21 02:56:43 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.38s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-yawufof2hene'", Local "Local file system at /tmp/rclone3454423653", Modify Window "1s"
2026/01/21 02:56:43 INFO  : proton drive root link ID 'rclone-test-yawufof2hene': poll-interval is not supported by this remote
2026/01/21 02:56:43 NOTICE: proton drive root link ID 'rclone-test-yawufof2hene': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/21 02:56:44.297886 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/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 02:56:44.297909 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-yawufof2hene'": failed to make directory: 422 POST https://mail.proton.me/api/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 02:56:44 DEBUG : WaitForWriters: timeout=30s
2026/01/21 02:56:44 DEBUG : Looking for writers
2026/01/21 02:56:44 DEBUG : >WaitForWriters: 
2026/01/21 02:56:44 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.47s)
FAIL
2026/01/21 02:56:44 DEBUG : proton drive root link ID 'rclone-test-yawufof2hene': Purge remote
2026/01/21 02:56:44 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 5m10.053271921s (try 4/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]