[INFO] updating cached repository kenan-rhoton/stak
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kenan-rhoton/stak
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kenan-rhoton/stak" "work/ex/clippy-test-run/sources/stable/gh/kenan-rhoton/stak"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/kenan-rhoton/stak'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kenan-rhoton/stak" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kenan-rhoton/stak"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kenan-rhoton/stak'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7c98d4fc566595b5c32e3d482415c79539c3a77d
[INFO] sha for GitHub repo kenan-rhoton/stak: 7c98d4fc566595b5c32e3d482415c79539c3a77d
[INFO] validating manifest of kenan-rhoton/stak 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 kenan-rhoton/stak 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 kenan-rhoton/stak
[INFO] finished frobbing kenan-rhoton/stak
[INFO] frobbed toml for kenan-rhoton/stak written to work/ex/clippy-test-run/sources/stable/gh/kenan-rhoton/stak/Cargo.toml
[INFO] started frobbing kenan-rhoton/stak
[INFO] finished frobbing kenan-rhoton/stak
[INFO] frobbed toml for kenan-rhoton/stak written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/kenan-rhoton/stak/Cargo.toml
[INFO] crate kenan-rhoton/stak 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 kenan-rhoton/stak 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-2/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/kenan-rhoton/stak:/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] a949a2eb2ac0421e88755504b541bdfbdde04662d5d26b9bf9e0ae7f77437e01
[INFO] running `"docker" "start" "-a" "a949a2eb2ac0421e88755504b541bdfbdde04662d5d26b9bf9e0ae7f77437e01"`
[INFO] [stderr]     Checking stak v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |             .split("\n")
[INFO] [stderr]    |                    ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/lib.rs:63:30
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn append_data(new_line: &String) -> std::io::Result<()> {
[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: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:19:20
[INFO] [stderr]    |
[INFO] [stderr] 19 |             .split("\n")
[INFO] [stderr]    |                    ^^^^ help: try using a char instead: `'\n'`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]   --> src/lib.rs:63:30
[INFO] [stderr]    |
[INFO] [stderr] 63 | pub fn append_data(new_line: &String) -> std::io::Result<()> {
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "a949a2eb2ac0421e88755504b541bdfbdde04662d5d26b9bf9e0ae7f77437e01"`
[INFO] running `"docker" "rm" "-f" "a949a2eb2ac0421e88755504b541bdfbdde04662d5d26b9bf9e0ae7f77437e01"`
[INFO] [stdout] a949a2eb2ac0421e88755504b541bdfbdde04662d5d26b9bf9e0ae7f77437e01