[INFO] fetching crate tstring-format-doc 0.1.9...
[INFO] testing tstring-format-doc-0.1.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate tstring-format-doc 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] testing tstring-format-doc-0.1.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate tstring-format-doc 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] testing tstring-format-doc-0.1.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate tstring-format-doc 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] testing tstring-format-doc-0.1.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate tstring-format-doc 0.1.9 into /workspace/builds/worker-4-tc2/source
[INFO] testing tstring-format-doc-0.1.9 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] extracting crate tstring-format-doc 0.1.9 into /workspace/builds/worker-4-tc2/source


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: unable to download tstring-format-doc version 0.1.9
    2: unexpected end of file