[INFO] fetching crate futures-error-chain 0.1.0...
[INFO] documenting futures-error-chain-0.1.0 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] extracting crate futures-error-chain 0.1.0 into /workspace/builds/worker-3-tc1/source


unable to download futures-error-chain version 0.1.0

Caused by:
    unexpected end of file