[INFO] fetching crate synthesis 0.0.0...
[INFO] building synthesis-0.0.0 against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] extracting crate synthesis 0.0.0 into /workspace/builds/worker-4-tc1/source


unable to download synthesis version 0.0.0

Caused by:
    unexpected end of file