[INFO] fetching crate buttboost 0.0.1-alpha.0...
[INFO] testing buttboost-0.0.1-alpha.0 against 1.83.0 for beta-1.84.0-4
[INFO] extracting crate buttboost 0.0.1-alpha.0 into /workspace/builds/worker-1-tc1/source


Kind(UnexpectedEof)

unable to download buttboost version 0.0.1-alpha.0