[INFO] fetching crate snowfall 0.1.0...
[INFO] testing snowfall-0.1.0 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate snowfall 0.1.0 into /workspace/builds/worker-7-tc1/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download snowfall version 0.1.0
    2: failed to unpack `snowfall-0.1.0/Cargo.lock` into `/workspace/builds/worker-7-tc1/source/Cargo.lock`
    3: No space left on device (os error 28)