[INFO] fetching crate gfc 1.0.0...
[INFO] checking gfc-1.0.0 against master#5a45ab9738330fb317d49e3594c2db5248b1e971 for pr-136303
[INFO] extracting crate gfc 1.0.0 into /workspace/builds/worker-5-tc1/source


unable to download gfc version 1.0.0

Caused by:
    unexpected end of file