[INFO] updating cached repository feroldi/ruke
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/feroldi/ruke
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/feroldi/ruke" "work/ex/clippy-test-run/sources/stable/gh/feroldi/ruke"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/feroldi/ruke'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/feroldi/ruke" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/feroldi/ruke"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/feroldi/ruke'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a8af06c3f581eb8a3d0f07142bb568c2a71620ab
[INFO] sha for GitHub repo feroldi/ruke: a8af06c3f581eb8a3d0f07142bb568c2a71620ab
[INFO] validating manifest of feroldi/ruke 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 feroldi/ruke 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 feroldi/ruke
[INFO] finished frobbing feroldi/ruke
[INFO] frobbed toml for feroldi/ruke written to work/ex/clippy-test-run/sources/stable/gh/feroldi/ruke/Cargo.toml
[INFO] started frobbing feroldi/ruke
[INFO] finished frobbing feroldi/ruke
[INFO] frobbed toml for feroldi/ruke written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/feroldi/ruke/Cargo.toml
[INFO] crate feroldi/ruke 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/feroldi/ruke/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