[INFO] updating cached repository grosser/preoomkiller
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/grosser/preoomkiller
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/grosser/preoomkiller" "work/ex/clippy-test-run/sources/stable/gh/grosser/preoomkiller"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/grosser/preoomkiller'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grosser/preoomkiller" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/grosser/preoomkiller"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/grosser/preoomkiller'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2032567424a448dbe77dcf20808852804104db2d
[INFO] sha for GitHub repo grosser/preoomkiller: 2032567424a448dbe77dcf20808852804104db2d
[INFO] validating manifest of grosser/preoomkiller 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 grosser/preoomkiller 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 grosser/preoomkiller
[INFO] finished frobbing grosser/preoomkiller
[INFO] frobbed toml for grosser/preoomkiller written to work/ex/clippy-test-run/sources/stable/gh/grosser/preoomkiller/Cargo.toml
[INFO] started frobbing grosser/preoomkiller
[INFO] finished frobbing grosser/preoomkiller
[INFO] frobbed toml for grosser/preoomkiller written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/grosser/preoomkiller/Cargo.toml
[INFO] crate grosser/preoomkiller 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 grosser/preoomkiller 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-4/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/grosser/preoomkiller:/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] 30823d0f4b38197bac5e6bf2b44a8e52ecdc4d042c6d9639201f87d7dcbe4d6c
[INFO] running `"docker" "start" "-a" "30823d0f4b38197bac5e6bf2b44a8e52ecdc4d042c6d9639201f87d7dcbe4d6c"`
[INFO] [stderr]     Checking preoomkiller v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:64:22
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn parse_int(string: &String) -> u64 {
[INFO] [stderr]    |                      ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn capture(string: &String, pattern: &str, index: usize) -> String {
[INFO] [stderr]    |                    ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:73:20
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn read_file(path: &String) -> String {
[INFO] [stderr]    |                    ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:64:22
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn parse_int(string: &String) -> u64 {
[INFO] [stderr]    |                      ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 | fn capture(string: &String, pattern: &str, index: usize) -> String {
[INFO] [stderr]    |                    ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/main.rs:73:20
[INFO] [stderr]    |
[INFO] [stderr] 73 | fn read_file(path: &String) -> String {
[INFO] [stderr]    |                    ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "30823d0f4b38197bac5e6bf2b44a8e52ecdc4d042c6d9639201f87d7dcbe4d6c"`
[INFO] running `"docker" "rm" "-f" "30823d0f4b38197bac5e6bf2b44a8e52ecdc4d042c6d9639201f87d7dcbe4d6c"`
[INFO] [stdout] 30823d0f4b38197bac5e6bf2b44a8e52ecdc4d042c6d9639201f87d7dcbe4d6c