[INFO] fetching crate mut 0.1.4...
[INFO] checking mut-0.1.4 against master#4455c8937007f3cc3c078375a335d86dbab391ce for pr-140956
[INFO] extracting crate mut 0.1.4 into /workspace/builds/worker-4-tc1/source


unable to download mut version 0.1.4

Caused by:
    unexpected end of file