[INFO] fetching crate rust-box 0.12.1...
[INFO] checking rust-box-0.12.1 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rust-box 0.12.1 into /workspace/builds/worker-2-tc2/source
[INFO] checking rust-box-0.12.1 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rust-box 0.12.1 into /workspace/builds/worker-2-tc2/source
[INFO] checking rust-box-0.12.1 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rust-box 0.12.1 into /workspace/builds/worker-2-tc2/source
[INFO] checking rust-box-0.12.1 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rust-box 0.12.1 into /workspace/builds/worker-2-tc2/source
[INFO] checking rust-box-0.12.1 against try#d534db0721b23cf977073bf4cd306dbf501e6b4d for pr-138499
[INFO] extracting crate rust-box 0.12.1 into /workspace/builds/worker-2-tc2/source


unable to download rust-box version 0.12.1

Caused by:
    unexpected end of file