[INFO] fetching crate mutator 0.1.0...
[INFO] testing mutator-0.1.0 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate mutator 0.1.0 into /workspace/builds/worker-2-tc1/source


unable to download mutator version 0.1.0

Caused by:
    unexpected end of file