[INFO] fetching crate loader 0.2.1...
[INFO] checking loader-0.2.1 against master#db0e836148accac8a22532e3596ac612b63c2d8e for pr-139272
[INFO] extracting crate loader 0.2.1 into /workspace/builds/worker-6-tc1/source


unable to download loader version 0.2.1

Caused by:
    unexpected end of file