[INFO] fetching crate spmc_ring 0.1.0...
[INFO] building spmc_ring-0.1.0 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate spmc_ring 0.1.0 into /workspace/builds/worker-1-tc1/source


unable to download spmc_ring version 0.1.0

Caused by:
    unexpected end of file