[INFO] updating cached repository robertmaloney/tracer [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/robertmaloney/tracer [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/robertmaloney/tracer" "work/ex/clippy-test-run/sources/stable/gh/robertmaloney/tracer"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/robertmaloney/tracer'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/robertmaloney/tracer" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/robertmaloney/tracer"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/robertmaloney/tracer'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] c2c9392803d8dfba624c5825db63527cd0653e35 [INFO] sha for GitHub repo robertmaloney/tracer: c2c9392803d8dfba624c5825db63527cd0653e35 [INFO] validating manifest of robertmaloney/tracer on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of robertmaloney/tracer on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing robertmaloney/tracer [INFO] finished frobbing robertmaloney/tracer [INFO] frobbed toml for robertmaloney/tracer written to work/ex/clippy-test-run/sources/stable/gh/robertmaloney/tracer/Cargo.toml [INFO] started frobbing robertmaloney/tracer [INFO] finished frobbing robertmaloney/tracer [INFO] frobbed toml for robertmaloney/tracer written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/robertmaloney/tracer/Cargo.toml [INFO] crate robertmaloney/tracer has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/robertmaloney/tracer/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" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed