[INFO] fetching crate layer-system 0.3.1...
[INFO] testing layer-system-0.3.1 against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] extracting crate layer-system 0.3.1 into /workspace/builds/worker-0-tc1/source


unable to download layer-system version 0.3.1

Caused by:
    unexpected end of file