[INFO] fetching crate test_experimental_b 0.4.0...
[INFO] building test_experimental_b-0.4.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate test_experimental_b 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] building test_experimental_b-0.4.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate test_experimental_b 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] building test_experimental_b-0.4.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate test_experimental_b 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] building test_experimental_b-0.4.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate test_experimental_b 0.4.0 into /workspace/builds/worker-6-tc2/source
[INFO] building test_experimental_b-0.4.0 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate test_experimental_b 0.4.0 into /workspace/builds/worker-6-tc2/source


unable to download test_experimental_b version 0.4.0

Caused by:
    unexpected end of file