[INFO] fetching crate microasync 0.4.2...
[INFO] checking microasync-0.4.2 against master#068609ce766e55d2e7371cd2a86143a6d7e8e2e4 for pr-138952
[INFO] extracting crate microasync 0.4.2 into /workspace/builds/worker-6-tc1/source


unable to download microasync version 0.4.2

Caused by:
    unexpected end of file