[INFO] fetching crate structopt-flags 0.3.6...
[INFO] testing structopt-flags-0.3.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate structopt-flags 0.3.6 into /workspace/builds/worker-1-tc2/source
[INFO] testing structopt-flags-0.3.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate structopt-flags 0.3.6 into /workspace/builds/worker-1-tc2/source
[INFO] testing structopt-flags-0.3.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate structopt-flags 0.3.6 into /workspace/builds/worker-1-tc2/source
[INFO] testing structopt-flags-0.3.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate structopt-flags 0.3.6 into /workspace/builds/worker-1-tc2/source
[INFO] testing structopt-flags-0.3.6 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate structopt-flags 0.3.6 into /workspace/builds/worker-1-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download structopt-flags version 0.3.6
    2: failed to unpack `structopt-flags-0.3.6/.cargo_vcs_info.json` into `/workspace/builds/worker-1-tc2/source/.cargo_vcs_info.json`
    3: No space left on device (os error 28)