[INFO] fetching crate xfr 0.9.6...
[INFO] testing xfr-0.9.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc2/source
[INFO] testing xfr-0.9.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc2/source
[INFO] testing xfr-0.9.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc2/source
[INFO] testing xfr-0.9.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc2/source
[INFO] testing xfr-0.9.6 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download xfr version 0.9.6
    2: failed to unpack `xfr-0.9.6/CHANGELOG.md` into `/workspace/builds/worker-7-tc2/source/CHANGELOG.md`
    3: No space left on device (os error 28)