"./sync.test -test.v -test.timeout 2h0m0s -remote TestDrime: -list-retries 5 -verbose -test.run '^(TestBase64|TestManualTransformFile|TestServerSideMove|TestServerSideMoveDeleteEmptySourceDirs|TestSyncBackupDirSuffixOnly|TestSyncBackupDirWithSuffix|TestSyncBackupDirWithSuffixKeepExtension|TestSyncSuffix|TestSyncSuffixKeepExtension|TestTransformFile)$'" - Starting (try 4/5) 2026/05/21 05:30:13 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love" 2026/05/21 05:30:13 DEBUG : Using config file from "/home/rclone/.rclone.conf" 2026/05/21 05:30:14 DEBUG : Creating backend with remote "/tmp/rclone1675394680" === RUN TestServerSideMove run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:30:14 DEBUG : Creating backend with remote "TestDrime:rclone-test-lalayoc4qopa" sync_test.go:1736: Server side move (if possible) drime root 'rclone-test-naxiduc9love' -> drime root 'rclone-test-lalayoc4qopa' 2026/05/21 05:30:26 DEBUG : drime root 'rclone-test-lalayoc4qopa': Using server-side directory move 2026/05/21 05:30:26 INFO : drime root 'rclone-test-lalayoc4qopa': Server side directory move failed - fallback to file moves: can't copy directory - destination already exists 2026/05/21 05:30:26 DEBUG : potato2: Need to transfer - File not found at Destination 2026/05/21 05:30:26 DEBUG : empty space: size = 1 OK 2026/05/21 05:30:26 DEBUG : empty space: Sizes identical 2026/05/21 05:30:26 DEBUG : empty space: Unchanged skipping 2026/05/21 05:30:26 DEBUG : potato3: size = 68 (drime root 'rclone-test-naxiduc9love') 2026/05/21 05:30:26 DEBUG : potato3: size = 60 (drime root 'rclone-test-lalayoc4qopa') 2026/05/21 05:30:26 DEBUG : potato3: Sizes differ 2026/05/21 05:30:26 DEBUG : drime root 'rclone-test-lalayoc4qopa': Waiting for checks to finish 2026/05/21 05:30:27 INFO : empty space: Deleted 2026/05/21 05:30:27 DEBUG : drime root 'rclone-test-lalayoc4qopa': Waiting for transfers to finish 2026/05/21 05:30:27 INFO : potato3: Deleted 2026/05/21 05:30:31 INFO : potato2: Moved (server-side) 2026/05/21 05:30:31 INFO : potato3: Moved (server-side) 2026/05/21 05:30:32 DEBUG : Creating backend with remote "TestDrime:rclone-test-xowodov1cuxu" 2026/05/21 05:30:33 DEBUG : drime root 'rclone-test-xowodov1cuxu': Using server-side directory move 2026/05/21 05:30:34 ERROR : drime root 'rclone-test-xowodov1cuxu': Server side directory move failed: Move rename leaf: failed to patch item "name" to rclone-test-xowodov1cuxu: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1309e88097ddb\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1309e88097ddb\",\"timestamp\":\"2026-05-21T05:30:34Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" sync_test.go:1776: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:1776 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:1912 Error: Received unexpected error: Move rename leaf: failed to patch item "name" to rclone-test-xowodov1cuxu: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1309e88097ddb\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1309e88097ddb\",\"timestamp\":\"2026-05-21T05:30:34Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestServerSideMove 2026/05/21 05:30:34 DEBUG : drime root 'rclone-test-xowodov1cuxu': Purge remote 2026/05/21 05:30:35 NOTICE: purge failed: directory not found 2026/05/21 05:30:35 DEBUG : drime root 'rclone-test-lalayoc4qopa': Purge remote --- FAIL: TestServerSideMove (21.78s) === RUN TestServerSideMoveDeleteEmptySourceDirs run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:30:36 DEBUG : Creating backend with remote "TestDrime:rclone-test-cafaril7zuba" 2026/05/21 05:30:41 INFO : tomatoDir: Making directory sync_test.go:1736: Server side move (if possible) drime root 'rclone-test-naxiduc9love' -> drime root 'rclone-test-cafaril7zuba' 2026/05/21 05:30:47 DEBUG : drime root 'rclone-test-cafaril7zuba': Using server-side directory move 2026/05/21 05:30:47 INFO : drime root 'rclone-test-cafaril7zuba': Server side directory move failed - fallback to file moves: can't copy directory - destination already exists 2026/05/21 05:30:48 DEBUG : potato2: Need to transfer - File not found at Destination 2026/05/21 05:30:48 DEBUG : potato3: size = 68 (drime root 'rclone-test-naxiduc9love') 2026/05/21 05:30:48 DEBUG : potato3: size = 60 (drime root 'rclone-test-cafaril7zuba') 2026/05/21 05:30:48 DEBUG : potato3: Sizes differ 2026/05/21 05:30:48 DEBUG : empty space: size = 1 OK 2026/05/21 05:30:48 DEBUG : empty space: Sizes identical 2026/05/21 05:30:48 DEBUG : empty space: Unchanged skipping 2026/05/21 05:30:48 DEBUG : drime root 'rclone-test-cafaril7zuba': Waiting for checks to finish 2026/05/21 05:30:48 INFO : empty space: Deleted 2026/05/21 05:30:48 DEBUG : drime root 'rclone-test-cafaril7zuba': Waiting for transfers to finish 2026/05/21 05:30:48 INFO : potato3: Deleted 2026/05/21 05:30:52 INFO : potato2: Moved (server-side) 2026/05/21 05:30:53 INFO : potato3: Moved (server-side) 2026/05/21 05:30:53 INFO : tomatoDir: Removing directory 2026/05/21 05:30:55 DEBUG : drime root 'rclone-test-naxiduc9love': deleted 1 directories 2026/05/21 05:30:56 DEBUG : Creating backend with remote "TestDrime:rclone-test-johipix0toyo" 2026/05/21 05:30:58 INFO : tomatoDir: Making directory 2026/05/21 05:30:59 DEBUG : drime root 'rclone-test-johipix0toyo': Using server-side directory move 2026/05/21 05:30:59 ERROR : drime root 'rclone-test-johipix0toyo': Server side directory move failed: Move rename leaf: failed to patch item "name" to rclone-test-johipix0toyo: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1313ade048d54\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1313ade048d54\",\"timestamp\":\"2026-05-21T05:30:59Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" sync_test.go:1776: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:1776 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:1932 Error: Received unexpected error: Move rename leaf: failed to patch item "name" to rclone-test-johipix0toyo: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1313ade048d54\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1313ade048d54\",\"timestamp\":\"2026-05-21T05:30:59Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestServerSideMoveDeleteEmptySourceDirs 2026/05/21 05:30:59 DEBUG : drime root 'rclone-test-johipix0toyo': Purge remote 2026/05/21 05:31:00 NOTICE: purge failed: directory not found 2026/05/21 05:31:00 DEBUG : drime root 'rclone-test-cafaril7zuba': Purge remote --- FAIL: TestServerSideMoveDeleteEmptySourceDirs (24.91s) === RUN TestSyncBackupDirWithSuffix run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:31:07 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/dst" 2026/05/21 05:31:08 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/backup" 2026/05/21 05:31:11 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for checks to finish 2026/05/21 05:31:11 DEBUG : one: size = 4 (Local file system at /tmp/rclone1675394680) 2026/05/21 05:31:11 DEBUG : one: size = 3 (drime root 'rclone-test-naxiduc9love/dst') 2026/05/21 05:31:11 DEBUG : one: Sizes differ 2026/05/21 05:31:11 DEBUG : two: size = 3 OK 2026/05/21 05:31:11 DEBUG : two: Sizes identical 2026/05/21 05:31:11 DEBUG : two: Unchanged skipping 2026/05/21 05:31:12 ERROR : one: Couldn't move: Move rename leaf: failed to patch item "name" to one.bak.hobaguc1: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1318d6dab8d84\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1318d6dab8d84\",\"timestamp\":\"2026-05-21T05:31:12Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" 2026/05/21 05:31:12 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for transfers to finish 2026/05/21 05:31:12 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting files as there were IO errors 2026/05/21 05:31:12 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting directories as there were IO errors sync_test.go:2416: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2416 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2462 Error: Received unexpected error: Move rename leaf: failed to patch item "name" to one.bak.hobaguc1: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1318d6dab8d84\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1318d6dab8d84\",\"timestamp\":\"2026-05-21T05:31:12Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestSyncBackupDirWithSuffix --- FAIL: TestSyncBackupDirWithSuffix (15.95s) === RUN TestSyncBackupDirWithSuffixKeepExtension run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:31:22 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/dst" 2026/05/21 05:31:23 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/backup" 2026/05/21 05:31:26 DEBUG : one: size = 4 (Local file system at /tmp/rclone1675394680) 2026/05/21 05:31:26 DEBUG : one: size = 3 (drime root 'rclone-test-naxiduc9love/dst') 2026/05/21 05:31:26 DEBUG : one: Sizes differ 2026/05/21 05:31:26 DEBUG : two: size = 3 OK 2026/05/21 05:31:26 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for checks to finish 2026/05/21 05:31:26 DEBUG : two: Sizes identical 2026/05/21 05:31:26 DEBUG : two: Unchanged skipping 2026/05/21 05:31:28 ERROR : one: Couldn't move: Move rename leaf: failed to patch item "name" to one-2019-01-01.hugopek3: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff131efabf3d102\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff131efabf3d102\",\"timestamp\":\"2026-05-21T05:31:28Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" 2026/05/21 05:31:28 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for transfers to finish 2026/05/21 05:31:28 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting files as there were IO errors 2026/05/21 05:31:28 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting directories as there were IO errors sync_test.go:2416: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2416 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2466 Error: Received unexpected error: Move rename leaf: failed to patch item "name" to one-2019-01-01.hugopek3: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff131efabf3d102\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff131efabf3d102\",\"timestamp\":\"2026-05-21T05:31:28Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestSyncBackupDirWithSuffixKeepExtension --- FAIL: TestSyncBackupDirWithSuffixKeepExtension (16.48s) === RUN TestSyncBackupDirSuffixOnly run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:31:40 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/dst" 2026/05/21 05:31:42 DEBUG : one: size = 4 (Local file system at /tmp/rclone1675394680) 2026/05/21 05:31:42 DEBUG : one: size = 3 (drime root 'rclone-test-naxiduc9love/dst') 2026/05/21 05:31:42 DEBUG : one: Sizes differ 2026/05/21 05:31:42 DEBUG : two: size = 3 OK 2026/05/21 05:31:42 DEBUG : two: Sizes identical 2026/05/21 05:31:42 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for checks to finish 2026/05/21 05:31:42 DEBUG : two: Unchanged skipping 2026/05/21 05:31:42 ERROR : one: Couldn't move: Move rename leaf: failed to patch item "name" to one.bak: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff132486d9a8d8e\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff132486d9a8d8e\",\"timestamp\":\"2026-05-21T05:31:42Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" 2026/05/21 05:31:42 DEBUG : drime root 'rclone-test-naxiduc9love/dst': Waiting for transfers to finish 2026/05/21 05:31:42 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting files as there were IO errors 2026/05/21 05:31:42 ERROR : drime root 'rclone-test-naxiduc9love/dst': not deleting directories as there were IO errors sync_test.go:2416: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2416 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2470 Error: Received unexpected error: Move rename leaf: failed to patch item "name" to one.bak: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff132486d9a8d8e\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff132486d9a8d8e\",\"timestamp\":\"2026-05-21T05:31:42Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestSyncBackupDirSuffixOnly --- FAIL: TestSyncBackupDirSuffixOnly (20.30s) === RUN TestSyncSuffix run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:32:01 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/dst" 2026/05/21 05:32:03 DEBUG : one: size = 4 (Local file system at /tmp/rclone1675394680) 2026/05/21 05:32:03 DEBUG : one: size = 3 (drime root 'rclone-test-naxiduc9love/dst') 2026/05/21 05:32:03 DEBUG : one: Sizes differ 2026/05/21 05:32:03 ERROR : one: Couldn't move: Move rename leaf: failed to patch item "name" to one.bak: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff132cb0f022970\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff132cb0f022970\",\"timestamp\":\"2026-05-21T05:32:03Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" sync_test.go:2504: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2504 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2554 Error: Received unexpected error: moving to --backup-dir failed: Move rename leaf: failed to patch item "name" to one.bak: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff132cb0f022970\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff132cb0f022970\",\"timestamp\":\"2026-05-21T05:32:03Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestSyncSuffix --- FAIL: TestSyncSuffix (14.31s) === RUN TestSyncSuffixKeepExtension run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:32:14 DEBUG : Creating backend with remote "TestDrime:rclone-test-naxiduc9love/dst" 2026/05/21 05:32:16 DEBUG : one: size = 4 (Local file system at /tmp/rclone1675394680) 2026/05/21 05:32:16 DEBUG : one: size = 3 (drime root 'rclone-test-naxiduc9love/dst') 2026/05/21 05:32:16 DEBUG : one: Sizes differ 2026/05/21 05:32:16 ERROR : one: Couldn't move: Move rename leaf: failed to patch item "name" to one-2019-01-01: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1331dd9ba3d5f\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1331dd9ba3d5f\",\"timestamp\":\"2026-05-21T05:32:16Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" sync_test.go:2504: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2504 /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_test.go:2555 Error: Received unexpected error: moving to --backup-dir failed: Move rename leaf: failed to patch item "name" to one-2019-01-01: Error "520 (520): {\"type\":\"https://developers.cloudflare.com/support/troubleshooting/http-status-codes/cloudflare-5xx-errors/error-520/\",\"title\":\"Error 520: Web server is returning an unknown error\",\"status\":520,\"detail\":\"The origin web server sent a response that Cloudflare could not parse. This may indicate the origin returned an empty response, malformed HTTP headers, or an otherwise invalid response.\",\"instance\":\"9ff1331dd9ba3d5f\",\"error_code\":520,\"error_name\":\"unknown_origin_error\",\"error_category\":\"origin\",\"ray_id\":\"9ff1331dd9ba3d5f\",\"timestamp\":\"2026-05-21T05:32:16Z\",\"zone\":\"app.drime.cloud\",\"cloudflare_error\":true,\"retryable\":true,\"retry_after\":60,\"owner_action_required\":true,\"what_you_should_do\":\"**Wait and retry.** Back off for at least 60 seconds. If the error persists, the website operator should check the origin server error logs and submit them to Cloudflare support.\",\"footer\":\"This error was generated by Cloudflare on behalf of the website owner.\"}" Test: TestSyncSuffixKeepExtension --- FAIL: TestSyncSuffixKeepExtension (12.41s) === RUN TestTransformFile run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:32:20 DEBUG : empty_dir: Making directory with metadata 2026/05/21 05:32:20 INFO : empty_dir: Made directory with metadata (mtime=2001-02-03T04:05:06.499999999Z) 2026/05/21 05:32:20 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:20 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:20 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:21 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:21 INFO : tictacempty_dir: Making directory 2026/05/21 05:32:22 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:22 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:22 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:22 INFO : tictactoe: Making directory 2026/05/21 05:32:24 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:24 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:24 DEBUG : toe/toe: transformed to: tictactoe/tictactoe 2026/05/21 05:32:24 INFO : tictactoe/tictactoe: Making directory 2026/05/21 05:32:25 DEBUG : toe/toe: transformed to: tictactoe/tictactoe 2026/05/21 05:32:25 DEBUG : toe.txt: transformed to: tictactoe.txt 2026/05/21 05:32:25 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:25 DEBUG : toe/toe/toe.txt: Need to transfer - File not found at Destination 2026/05/21 05:32:25 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:25 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:25 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for checks to finish 2026/05/21 05:32:25 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for transfers to finish 2026/05/21 05:32:26 DEBUG : tictactoe/tictactoe/tictactoe.txt: size = 11 OK 2026/05/21 05:32:26 INFO : toe/toe/toe.txt: Copied (new) to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:26 INFO : toe/toe/toe.txt: Deleted 2026/05/21 05:32:26 ERROR : Local file system at /tmp/rclone1675394680: not deleting directories as there were IO errors sync_transform_test.go:428: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_transform_test.go:428 Error: Received unexpected error: not deleting directories as there were IO errors Test: TestTransformFile --- FAIL: TestTransformFile (12.23s) === RUN TestManualTransformFile run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:32:33 DEBUG : Reset feature "Copy" 2026/05/21 05:32:33 DEBUG : Reset feature "Move" 2026/05/21 05:32:33 DEBUG : Reset feature "Copy" 2026/05/21 05:32:33 DEBUG : Reset feature "Move" 2026/05/21 05:32:33 DEBUG : empty_dir: Making directory with metadata 2026/05/21 05:32:33 INFO : empty_dir: Made directory with metadata (mtime=2001-02-03T04:05:06.499999999Z) 2026/05/21 05:32:33 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:33 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:33 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:33 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:33 INFO : tictacempty_dir: Making directory 2026/05/21 05:32:34 DEBUG : empty_dir: transformed to: tictacempty_dir 2026/05/21 05:32:34 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:34 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:34 INFO : tictactoe: Making directory 2026/05/21 05:32:35 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:35 DEBUG : toe: transformed to: tictactoe 2026/05/21 05:32:35 DEBUG : toe/toe: transformed to: tictactoe/tictactoe 2026/05/21 05:32:35 INFO : tictactoe/tictactoe: Making directory 2026/05/21 05:32:36 DEBUG : toe/toe: transformed to: tictactoe/tictactoe 2026/05/21 05:32:36 DEBUG : toe.txt: transformed to: tictactoe.txt 2026/05/21 05:32:36 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:36 DEBUG : toe/toe/toe.txt: Need to transfer - File not found at Destination 2026/05/21 05:32:36 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:36 DEBUG : toe/toe/toe.txt: transformed to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:36 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for checks to finish 2026/05/21 05:32:36 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for transfers to finish 2026/05/21 05:32:38 DEBUG : tictactoe/tictactoe/tictactoe.txt: size = 11 OK 2026/05/21 05:32:38 INFO : toe/toe/toe.txt: Copied (new) to: tictactoe/tictactoe/tictactoe.txt 2026/05/21 05:32:38 INFO : toe/toe/toe.txt: Deleted 2026/05/21 05:32:38 ERROR : Local file system at /tmp/rclone1675394680: not deleting directories as there were IO errors sync_transform_test.go:461: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_transform_test.go:461 Error: Received unexpected error: not deleting directories as there were IO errors Test: TestManualTransformFile --- FAIL: TestManualTransformFile (11.60s) === RUN TestBase64 run.go:198: Remote "drime root 'rclone-test-naxiduc9love'", Local "Local file system at /tmp/rclone1675394680", Modify Window "876000h0m0s" 2026/05/21 05:32:44 DEBUG : toe: transformed to: dG9l 2026/05/21 05:32:45 DEBUG : toe: transformed to: dG9l 2026/05/21 05:32:45 INFO : dG9l: Making directory 2026/05/21 05:32:46 DEBUG : toe: transformed to: dG9l 2026/05/21 05:32:46 DEBUG : toe: transformed to: dG9l 2026/05/21 05:32:46 DEBUG : toe/toe: transformed to: dG9l/dG9l 2026/05/21 05:32:46 INFO : dG9l/dG9l: Making directory 2026/05/21 05:32:47 DEBUG : toe/toe: transformed to: dG9l/dG9l 2026/05/21 05:32:47 DEBUG : toe.txt: transformed to: dG9lLnR4dA== 2026/05/21 05:32:47 DEBUG : toe/toe/toe.txt: transformed to: dG9l/dG9l/dG9lLnR4dA== 2026/05/21 05:32:47 DEBUG : toe/toe/toe.txt: Need to transfer - File not found at Destination 2026/05/21 05:32:47 DEBUG : toe/toe/toe.txt: transformed to: dG9l/dG9l/dG9lLnR4dA== 2026/05/21 05:32:47 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for checks to finish 2026/05/21 05:32:47 DEBUG : drime root 'rclone-test-naxiduc9love': Waiting for transfers to finish 2026/05/21 05:32:49 DEBUG : dG9l/dG9l/dG9lLnR4dA==: size = 11 OK 2026/05/21 05:32:49 INFO : toe/toe/toe.txt: Copied (new) to: dG9l/dG9l/dG9lLnR4dA== 2026/05/21 05:32:49 ERROR : drime root 'rclone-test-naxiduc9love': not deleting files as there were IO errors 2026/05/21 05:32:49 ERROR : drime root 'rclone-test-naxiduc9love': not deleting directories as there were IO errors sync_transform_test.go:488: Error Trace: /home/rclone/go/src/github.com/rclone/rclone/fs/sync/sync_transform_test.go:488 Error: Received unexpected error: not deleting files as there were IO errors Test: TestBase64 --- FAIL: TestBase64 (9.13s) FAIL 2026/05/21 05:32:53 DEBUG : drime root 'rclone-test-naxiduc9love': Purge remote "./sync.test -test.v -test.timeout 2h0m0s -remote TestDrime: -list-retries 5 -verbose -test.run '^(TestBase64|TestManualTransformFile|TestServerSideMove|TestServerSideMoveDeleteEmptySourceDirs|TestSyncBackupDirSuffixOnly|TestSyncBackupDirWithSuffix|TestSyncBackupDirWithSuffixKeepExtension|TestSyncSuffix|TestSyncSuffixKeepExtension|TestTransformFile)$'" - Finished ERROR in 2m41.089834927s (try 4/5): exit status 1: Failed [TestServerSideMove TestServerSideMoveDeleteEmptySourceDirs TestSyncBackupDirWithSuffix TestSyncBackupDirWithSuffixKeepExtension TestSyncBackupDirSuffixOnly TestSyncSuffix TestSyncSuffixKeepExtension TestTransformFile TestManualTransformFile TestBase64]