[INFO] fetching crate gcm 0.2.0...
[INFO] checking gcm-0.2.0 against master#4ecd70ddd1039a3954056c1071e40278048476fa for pr-137633
[INFO] extracting crate gcm 0.2.0 into /workspace/builds/worker-4-tc1/source


unable to download gcm version 0.2.0

Caused by:
    unexpected end of file