[INFO] fetching crate generic_singleton 0.5.0...
[INFO] testing generic_singleton-0.5.0 against master#552a959051cebf8f88a8f558399baf733bec9ce0 for pr-136932
[INFO] extracting crate generic_singleton 0.5.0 into /workspace/builds/worker-4-tc1/source


unable to download generic_singleton version 0.5.0

Caused by:
    0: failed to unpack `generic_singleton-0.5.0/.rustfmt.toml` into `/workspace/builds/worker-4-tc1/source/.rustfmt.toml`
    1: No space left on device (os error 28)