[INFO] fetching crate sfink_callgraph_traversal 0.2.1...
[INFO] testing sfink_callgraph_traversal-0.2.1 against master#ec6f9a5b4413f74386267ef8efc93712c2ce6db6 for pr-155739
[INFO] extracting crate sfink_callgraph_traversal 0.2.1 into /workspace/builds/worker-4-tc1/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download sfink_callgraph_traversal version 0.2.1
    2: failed to unpack `sfink_callgraph_traversal-0.2.1/src/callgraph.rs` into `/workspace/builds/worker-4-tc1/source/src/callgraph.rs`
    3: No space left on device (os error 28)