[INFO] updating cached repository lazear/cosmoline
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/lazear/cosmoline
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/lazear/cosmoline" "work/ex/clippy-test-run/sources/stable/gh/lazear/cosmoline"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/lazear/cosmoline'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/lazear/cosmoline" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lazear/cosmoline"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lazear/cosmoline'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 03a2055ed5cac33b47e4cb59c2b86f474eb8ea0d
[INFO] sha for GitHub repo lazear/cosmoline: 03a2055ed5cac33b47e4cb59c2b86f474eb8ea0d
[INFO] validating manifest of lazear/cosmoline 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 lazear/cosmoline 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 lazear/cosmoline
[INFO] finished frobbing lazear/cosmoline
[INFO] frobbed toml for lazear/cosmoline written to work/ex/clippy-test-run/sources/stable/gh/lazear/cosmoline/Cargo.toml
[INFO] started frobbing lazear/cosmoline
[INFO] finished frobbing lazear/cosmoline
[INFO] frobbed toml for lazear/cosmoline written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lazear/cosmoline/Cargo.toml
[INFO] crate lazear/cosmoline has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] linting lazear/cosmoline against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/lazear/cosmoline:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dclippy::into_iter_on_array" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] bf90b5cfe480243dc982cf2691894e53d64fe90b328de4a2e08ff5933b80d222
[INFO] running `"docker" "start" "-a" "bf90b5cfe480243dc982cf2691894e53d64fe90b328de4a2e08ff5933b80d222"`
[INFO] [stderr]     Checking cosmoline v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lexer.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.input.peek().map(|c| *c)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `self.input.peek().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: The function/method `push_str` doesn't need a mutable reference
[INFO] [stderr]    --> src/lexer.rs:105:36
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         m.push_str(&mut s);
[INFO] [stderr]     |                                    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_mut_passed)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stderr] 
[INFO] [stderr] warning: You are using an explicit closure for cloning elements
[INFO] [stderr]   --> src/lexer.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         self.input.peek().map(|c| *c)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: Consider calling the dedicated `cloned` method: `self.input.peek().cloned()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::map_clone)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stderr] 
[INFO] [stderr] warning: The function/method `push_str` doesn't need a mutable reference
[INFO] [stderr]    --> src/lexer.rs:105:36
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         m.push_str(&mut s);
[INFO] [stderr]     |                                    ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_mut_passed)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_mut_passed
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "bf90b5cfe480243dc982cf2691894e53d64fe90b328de4a2e08ff5933b80d222"`
[INFO] running `"docker" "rm" "-f" "bf90b5cfe480243dc982cf2691894e53d64fe90b328de4a2e08ff5933b80d222"`
[INFO] [stdout] bf90b5cfe480243dc982cf2691894e53d64fe90b328de4a2e08ff5933b80d222