[INFO] cloning repository monsieursquirrel/every_beat
[INFO] running `"git" "clone" "--bare" "git://github.com/monsieursquirrel/every_beat.git" "work/cache/sources/gh/monsieursquirrel/every_beat"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/monsieursquirrel/every_beat'...
[INFO] running `"git" "clone" "work/cache/sources/gh/monsieursquirrel/every_beat" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/monsieursquirrel/every_beat"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/monsieursquirrel/every_beat'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/monsieursquirrel/every_beat" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/monsieursquirrel/every_beat"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/monsieursquirrel/every_beat'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3f349e36eee58bd6e15f0d2c5f35a96459cb1930
[INFO] sha for GitHub repo monsieursquirrel/every_beat: 3f349e36eee58bd6e15f0d2c5f35a96459cb1930
[INFO] validating manifest of monsieursquirrel/every_beat on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of monsieursquirrel/every_beat on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing monsieursquirrel/every_beat
[INFO] finished frobbing monsieursquirrel/every_beat
[INFO] frobbed toml for monsieursquirrel/every_beat written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/monsieursquirrel/every_beat/Cargo.toml
[INFO] started frobbing monsieursquirrel/every_beat
[INFO] finished frobbing monsieursquirrel/every_beat
[INFO] frobbed toml for monsieursquirrel/every_beat written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/monsieursquirrel/every_beat/Cargo.toml
[INFO] crate monsieursquirrel/every_beat has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on the registry index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/monsieursquirrel/every_beat/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed