[INFO] fetching crate rustc-ap-proc_macro 40.0.0...
[INFO] testing rustc-ap-proc_macro-40.0.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] testing rustc-ap-proc_macro-40.0.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] testing rustc-ap-proc_macro-40.0.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] testing rustc-ap-proc_macro-40.0.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] testing rustc-ap-proc_macro-40.0.0 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate rustc-ap-proc_macro 40.0.0 into /workspace/builds/worker-6-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download rustc-ap-proc_macro version 40.0.0
    2: No space left on device (os error 28)