[INFO] fetching crate wopt 0.3.9...
[INFO] checking wopt-0.3.9 against master#8a65ee08296b36342bf7c3cdc15312ccbc357227 for pr-142704
[INFO] extracting crate wopt 0.3.9 into /workspace/builds/worker-6-tc1/source


unable to download wopt version 0.3.9

Caused by:
    unexpected end of file