[INFO] fetching crate rust_src 0.0.0...
[INFO] testing rust_src-0.0.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] extracting crate rust_src 0.0.0 into /workspace/builds/worker-1-tc1/source


unable to download rust_src version 0.0.0

Caused by:
    unexpected end of file