"./sync.test -test.v -test.timeout 1h0m0s -remote TestInternxt: -list-retries 5 -verbose -test.run '^TestSyncConcurrentTruncate$'" - Starting (try 4/5)
2026/05/13 04:51:32 DEBUG : Creating backend with remote "TestInternxt:rclone-test-levudam2fike"
2026/05/13 04:51:32 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/05/13 04:51:32 DEBUG : User info: rootFolderId=2661cf64-e104-478b-b737-48c3ac8984d2, bucket=697358bf16ceabcf39af85f2
2026/05/13 04:51:32 DEBUG : Creating backend with remote "/tmp/rclone532525461"
=== RUN   TestSyncConcurrentTruncate
    run.go:198: Remote "Internxt root 'rclone-test-levudam2fike'", Local "Local file system at /tmp/rclone532525461", Modify Window "876000h0m0s"
2026/05/13 04:52:27 DEBUG : pacer: low level retry 1/1 (error failed to start upload: start upload: error code: 525 (status 525))
2026/05/13 04:52:27 DEBUG : pacer: Rate limited, increasing sleep to 20ms
    run.go:299: Retry Put of "both0" to Internxt root 'rclone-test-levudam2fike': 1/10 (failed to start upload: start upload: error code: 525 (status 525))
2026/05/13 04:52:31 DEBUG : pacer: Reducing sleep to 15ms
2026/05/13 04:52:33 DEBUG : pacer: Reducing sleep to 11.25ms
2026/05/13 04:52:58 DEBUG : pacer: Reducing sleep to 10ms
2026/05/13 04:53:41 DEBUG : pacer: low level retry 1/1 (error failed to start upload: start upload: error code: 520 (status 520))
2026/05/13 04:53:41 DEBUG : pacer: Rate limited, increasing sleep to 20ms
    run.go:299: Retry Put of "only1" to Internxt root 'rclone-test-levudam2fike': 1/10 (failed to start upload: start upload: error code: 520 (status 520))
2026/05/13 04:53:45 DEBUG : pacer: Reducing sleep to 15ms
2026/05/13 04:53:47 DEBUG : pacer: Reducing sleep to 11.25ms
2026/05/13 04:53:55 DEBUG : pacer: Reducing sleep to 10ms
2026/05/13 04:55:07 DEBUG : pacer: low level retry 1/1 (error failed to start upload: start upload: error code: 520 (status 520))
2026/05/13 04:55:07 DEBUG : pacer: Rate limited, increasing sleep to 20ms
    run.go:299: Retry Put of "both5" to Internxt root 'rclone-test-levudam2fike': 1/10 (failed to start upload: start upload: error code: 520 (status 520))
2026/05/13 04:55:10 DEBUG : pacer: Reducing sleep to 15ms
2026/05/13 04:55:12 DEBUG : pacer: Reducing sleep to 11.25ms
2026/05/13 04:55:13 DEBUG : pacer: Reducing sleep to 10ms
    run.go:303: Failed to put "only12" to "Internxt root 'rclone-test-levudam2fike'": failed to start upload: failed to unmarshal response: invalid character '!' looking for beginning of value
--- FAIL: TestSyncConcurrentTruncate (409.58s)
FAIL
2026/05/13 04:58:22 DEBUG : Internxt root 'rclone-test-levudam2fike': Purge dir ""
"./sync.test -test.v -test.timeout 1h0m0s -remote TestInternxt: -list-retries 5 -verbose -test.run '^TestSyncConcurrentTruncate$'" - Finished ERROR in 6m53.235549275s (try 4/5): exit status 1: Failed [TestSyncConcurrentTruncate]