[INFO] fetching crate cargo-difftests-core 0.6.1...
[INFO] checking cargo-difftests-core-0.6.1 against master#cd805f09ffbfa3896c8f50a619de9b67e1d9f3c3 for pr-135841
[INFO] extracting crate cargo-difftests-core 0.6.1 into /workspace/builds/worker-4-tc1/source


unable to download cargo-difftests-core version 0.6.1

Caused by:
    unexpected end of file