[INFO] updating cached repository elgohr/Rust-Keylogger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/elgohr/Rust-Keylogger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/elgohr/Rust-Keylogger" "work/ex/clippy-test-run/sources/stable/gh/elgohr/Rust-Keylogger"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/elgohr/Rust-Keylogger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/elgohr/Rust-Keylogger" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/elgohr/Rust-Keylogger"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/elgohr/Rust-Keylogger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d164ed701372fdc1f97d3789576742669ce47154
[INFO] sha for GitHub repo elgohr/Rust-Keylogger: d164ed701372fdc1f97d3789576742669ce47154
[INFO] validating manifest of elgohr/Rust-Keylogger 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 elgohr/Rust-Keylogger 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 elgohr/Rust-Keylogger
[INFO] finished frobbing elgohr/Rust-Keylogger
[INFO] frobbed toml for elgohr/Rust-Keylogger written to work/ex/clippy-test-run/sources/stable/gh/elgohr/Rust-Keylogger/Cargo.toml
[INFO] started frobbing elgohr/Rust-Keylogger
[INFO] finished frobbing elgohr/Rust-Keylogger
[INFO] frobbed toml for elgohr/Rust-Keylogger written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/elgohr/Rust-Keylogger/Cargo.toml
[INFO] crate elgohr/Rust-Keylogger has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "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/clippy-test-run/sources/stable/gh/elgohr/Rust-Keylogger/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