[INFO] fetching crate xfr 0.9.6...
[INFO] testing xfr-0.9.6 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate xfr 0.9.6 into /workspace/builds/worker-7-tc1/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/src/udp.rs` into `/workspace/builds/worker-7-tc1/source/src/udp.rs`
    3: No space left on device (os error 28)