[INFO] fetching crate popcnt 0.1.0...
[INFO] checking popcnt-0.1.0 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate popcnt 0.1.0 into /workspace/builds/worker-1-tc1/source


unable to download popcnt version 0.1.0

Caused by:
    unexpected end of file