[INFO] updating cached repository SiIky/chop
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SiIky/chop
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SiIky/chop" "work/ex/clippy-test-run/sources/stable/gh/SiIky/chop"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/SiIky/chop'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SiIky/chop" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SiIky/chop"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SiIky/chop'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b6e43fc037660190d926c87fc145dd3bda655708
[INFO] sha for GitHub repo SiIky/chop: b6e43fc037660190d926c87fc145dd3bda655708
[INFO] validating manifest of SiIky/chop 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 SiIky/chop 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 SiIky/chop
[INFO] finished frobbing SiIky/chop
[INFO] frobbed toml for SiIky/chop written to work/ex/clippy-test-run/sources/stable/gh/SiIky/chop/Cargo.toml
[INFO] started frobbing SiIky/chop
[INFO] finished frobbing SiIky/chop
[INFO] frobbed toml for SiIky/chop written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/SiIky/chop/Cargo.toml
[INFO] crate SiIky/chop 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 SiIky/chop 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-0/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/SiIky/chop:/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] 20b5eae4b4f615770f8a7b18b955963bc6d1f4cd2cc2d8490ac90612ed9b3aae
[INFO] running `"docker" "start" "-a" "20b5eae4b4f615770f8a7b18b955963bc6d1f4cd2cc2d8490ac90612ed9b3aae"`
[INFO] [stderr]     Checking term_size v0.3.1
[INFO] [stderr]     Checking chop v1.0.1 (/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:34:31
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn read_width_option(arg: &String) -> Option<usize> {
[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 `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn should_read_stdin(args: &Vec<String>) -> Option<usize> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: change this to: `&[String]`
[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:34:31
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn read_width_option(arg: &String) -> Option<usize> {
[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 `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn should_read_stdin(args: &Vec<String>) -> Option<usize> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: change this to: `&[String]`
[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 1.13s
[INFO] running `"docker" "inspect" "20b5eae4b4f615770f8a7b18b955963bc6d1f4cd2cc2d8490ac90612ed9b3aae"`
[INFO] running `"docker" "rm" "-f" "20b5eae4b4f615770f8a7b18b955963bc6d1f4cd2cc2d8490ac90612ed9b3aae"`
[INFO] [stdout] 20b5eae4b4f615770f8a7b18b955963bc6d1f4cd2cc2d8490ac90612ed9b3aae