[INFO] fetching crate cupertino-sys 0.0.0...
[INFO] testing cupertino-sys-0.0.0 against 1.90.0 for beta-1.91-2
[INFO] extracting crate cupertino-sys 0.0.0 into /workspace/builds/worker-5-tc1/source


unable to download cupertino-sys version 0.0.0

Caused by:
    unexpected end of file