[INFO] fetching crate edstem 0.4.0...
[INFO] testing edstem-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210
[INFO] extracting crate edstem 0.4.0 into /workspace/builds/worker-5-tc1/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download edstem version 0.4.0
    2: failed to unpack `edstem-0.4.0/.gitignore` into `/workspace/builds/worker-5-tc1/source/.gitignore`
    3: No space left on device (os error 28)