[INFO] updating cached repository 1wilkens/rs-gzip
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/1wilkens/rs-gzip
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/1wilkens/rs-gzip" "work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/1wilkens/rs-gzip"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/1wilkens/rs-gzip'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/1wilkens/rs-gzip" "work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/1wilkens/rs-gzip"`
[INFO] [stderr] Cloning into 'work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/1wilkens/rs-gzip'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 718f27eea62e931abe46d919757616d2882aa9c7
[INFO] sha for GitHub repo 1wilkens/rs-gzip: 718f27eea62e931abe46d919757616d2882aa9c7
[INFO] validating manifest of 1wilkens/rs-gzip on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of 1wilkens/rs-gzip on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing 1wilkens/rs-gzip
[INFO] finished frobbing 1wilkens/rs-gzip
[INFO] frobbed toml for 1wilkens/rs-gzip written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/1wilkens/rs-gzip/Cargo.toml
[INFO] started frobbing 1wilkens/rs-gzip
[INFO] finished frobbing 1wilkens/rs-gzip
[INFO] frobbed toml for 1wilkens/rs-gzip written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/1wilkens/rs-gzip/Cargo.toml
[INFO] crate 1wilkens/rs-gzip has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/1wilkens/rs-gzip/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed