[INFO] fetching crate cfg-elif 0.6.3...
[INFO] building cfg-elif-0.6.3 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate cfg-elif 0.6.3 into /workspace/builds/worker-2-tc1/source


unable to download cfg-elif version 0.6.3

Caused by:
    unexpected end of file