[INFO] fetching crate ni 0.2.7...
[INFO] testing ni-0.2.7 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate ni 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] testing ni-0.2.7 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate ni 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] testing ni-0.2.7 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate ni 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] testing ni-0.2.7 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate ni 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] testing ni-0.2.7 against try#b8e88e5ddf5521a9f43ee3f62a702388c713e4bb for pr-155114
[INFO] extracting crate ni 0.2.7 into /workspace/builds/worker-7-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download ni version 0.2.7
    2: No space left on device (os error 28)