[INFO] fetching crate serde_prefix 0.1.0...
[INFO] testing serde_prefix-0.1.0 against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940
[INFO] extracting crate serde_prefix 0.1.0 into /workspace/builds/worker-0-tc1/source


unable to download serde_prefix version 0.1.0

Caused by:
    unexpected end of file