[INFO] fetching crate persistent 0.4.0...
[INFO] testing persistent-0.4.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate persistent 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing persistent-0.4.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate persistent 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing persistent-0.4.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate persistent 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing persistent-0.4.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate persistent 0.4.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing persistent-0.4.0 against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] extracting crate persistent 0.4.0 into /workspace/builds/worker-2-tc2/source


unable to download persistent version 0.4.0

Caused by:
    unexpected end of file