[INFO] fetching crate coff 0.0.0...
[INFO] checking coff-0.0.0 against master#18a029cfe8e761533634bda8fe8a14e30280a21b for pr-139646
[INFO] extracting crate coff 0.0.0 into /workspace/builds/worker-0-tc1/source


unable to download coff version 0.0.0

Caused by:
    unexpected end of file