[INFO] cloning repository PhnxRbrn/file_compare
[INFO] running `"git" "clone" "--bare" "git://github.com/PhnxRbrn/file_compare.git" "work/cache/sources/gh/PhnxRbrn/file_compare"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/PhnxRbrn/file_compare'...
[INFO] running `"git" "clone" "work/cache/sources/gh/PhnxRbrn/file_compare" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/PhnxRbrn/file_compare"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/PhnxRbrn/file_compare'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PhnxRbrn/file_compare" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/PhnxRbrn/file_compare"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/PhnxRbrn/file_compare'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 93d633c7c7c33e41e676d3fd9b0d489f503de934
[INFO] sha for GitHub repo PhnxRbrn/file_compare: 93d633c7c7c33e41e676d3fd9b0d489f503de934
[INFO] validating manifest of PhnxRbrn/file_compare 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 PhnxRbrn/file_compare 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 PhnxRbrn/file_compare
[INFO] finished frobbing PhnxRbrn/file_compare
[INFO] frobbed toml for PhnxRbrn/file_compare written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/PhnxRbrn/file_compare/Cargo.toml
[INFO] started frobbing PhnxRbrn/file_compare
[INFO] finished frobbing PhnxRbrn/file_compare
[INFO] frobbed toml for PhnxRbrn/file_compare written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/PhnxRbrn/file_compare/Cargo.toml
[INFO] crate PhnxRbrn/file_compare 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] error: the lock file /mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/PhnxRbrn/file_compare/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