[INFO] fetching crate json_arg 0.2.1...
[INFO] checking json_arg-0.2.1 against master#a26e97be8826d408309fffbd8168362365719f50 for pr-136776
[INFO] extracting crate json_arg 0.2.1 into /workspace/builds/worker-6-tc1/source


unable to download json_arg version 0.2.1

Caused by:
    unexpected end of file