[INFO] fetching crate isaac 0.1.0...
[INFO] checking isaac-0.1.0 against master#667247db71ea18c4130dd018d060e7f09d589490 for pr-140824
[INFO] extracting crate isaac 0.1.0 into /workspace/builds/worker-6-tc1/source


unable to download isaac version 0.1.0

Caused by:
    unexpected end of file