"./operations.test -test.v -test.timeout 1h0m0s -remote TestB2: -list-retries 5 -verbose -test.run '^(TestMultithreadCopy|TestMultithreadCopyAbort)$'" - Starting (try 4/5)
2025/11/01 03:05:38 DEBUG : Creating backend with remote "TestB2:rclone-test-guhimox0fozo"
2025/11/01 03:05:38 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2025/11/01 03:05:39 DEBUG : Creating backend with remote "/tmp/rclone4056594024"
=== RUN   TestMultithreadCopy
    run.go:185: Remote "B2 bucket rclone-test-guhimox0fozo", Local "Local file system at /tmp/rclone4056594024", Modify Window "1ms"
    multithread_test.go:137: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fs/operations/multithread_test.go:137
        	            				/home/rclone/go/src/github.com/rclone/rclone/fs/operations/multithread_test.go:148
        	Error:      	Received unexpected error:
        	            	expected a FileSseMode but found: '' (400 bad_request)
        	Test:       	TestMultithreadCopy
--- FAIL: TestMultithreadCopy (1.35s)
=== RUN   TestMultithreadCopyAbort
    run.go:185: Remote "B2 bucket rclone-test-guhimox0fozo", Local "Local file system at /tmp/rclone4056594024", Modify Window "1ms"
    multithread_test.go:137: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fs/operations/multithread_test.go:137
        	            				/home/rclone/go/src/github.com/rclone/rclone/fs/operations/multithread_test.go:293
        	Error:      	Received unexpected error:
        	            	expected a FileSseMode but found: '' (400 bad_request)
        	Test:       	TestMultithreadCopyAbort
--- FAIL: TestMultithreadCopyAbort (0.54s)
FAIL
2025/11/01 03:05:41 DEBUG : B2 bucket rclone-test-guhimox0fozo: Purge remote
2025/11/01 03:05:41 INFO  : B2 bucket rclone-test-guhimox0fozo: cleaning bucket "rclone-test-guhimox0fozo" of all files
"./operations.test -test.v -test.timeout 1h0m0s -remote TestB2: -list-retries 5 -verbose -test.run '^(TestMultithreadCopy|TestMultithreadCopyAbort)$'" - Finished ERROR in 3.211230898s (try 4/5): exit status 1: Failed [TestMultithreadCopy TestMultithreadCopyAbort]