[INFO] fetching crate Useful_Math 0.0.8...
[INFO] testing Useful_Math-0.0.8 against 1.85.0 for beta-1.86-1
[INFO] extracting crate Useful_Math 0.0.8 into /workspace/builds/worker-6-tc1/source


unable to download Useful_Math version 0.0.8

Caused by:
    unexpected end of file