[INFO] fetching crate num_cpus 1.17.0...
[INFO] testing num_cpus-1.17.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate num_cpus 1.17.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing num_cpus-1.17.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate num_cpus 1.17.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing num_cpus-1.17.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate num_cpus 1.17.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing num_cpus-1.17.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate num_cpus 1.17.0 into /workspace/builds/worker-2-tc2/source
[INFO] testing num_cpus-1.17.0 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate num_cpus 1.17.0 into /workspace/builds/worker-2-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download num_cpus version 1.17.0
    2: No space left on device (os error 28)