[INFO] updating cached repository centrevillage/midi_cc_convert
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/centrevillage/midi_cc_convert
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/centrevillage/midi_cc_convert" "work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/centrevillage/midi_cc_convert"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/centrevillage/midi_cc_convert'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/centrevillage/midi_cc_convert" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/centrevillage/midi_cc_convert"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/centrevillage/midi_cc_convert'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f22b45faa2c6d4b490c7a00dd964161b3b470866
[INFO] sha for GitHub repo centrevillage/midi_cc_convert: f22b45faa2c6d4b490c7a00dd964161b3b470866
[INFO] validating manifest of centrevillage/midi_cc_convert on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of centrevillage/midi_cc_convert on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing centrevillage/midi_cc_convert
[INFO] finished frobbing centrevillage/midi_cc_convert
[INFO] frobbed toml for centrevillage/midi_cc_convert written to work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/centrevillage/midi_cc_convert/Cargo.toml
[INFO] started frobbing centrevillage/midi_cc_convert
[INFO] finished frobbing centrevillage/midi_cc_convert
[INFO] frobbed toml for centrevillage/midi_cc_convert written to work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/centrevillage/midi_cc_convert/Cargo.toml
[INFO] crate centrevillage/midi_cc_convert has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/centrevillage/midi_cc_convert/Cargo.lock needs to be updated but --locked was passed to prevent this
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed