[INFO] updating cached repository dihedral-codes/rust-bin-necks
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dihedral-codes/rust-bin-necks
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dihedral-codes/rust-bin-necks" "work/ex/clippy-test-run/sources/stable/gh/dihedral-codes/rust-bin-necks"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/dihedral-codes/rust-bin-necks'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dihedral-codes/rust-bin-necks" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dihedral-codes/rust-bin-necks"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dihedral-codes/rust-bin-necks'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f503653d1a3dd90644b5b6acc62782fa9e7ae427
[INFO] sha for GitHub repo dihedral-codes/rust-bin-necks: f503653d1a3dd90644b5b6acc62782fa9e7ae427
[INFO] validating manifest of dihedral-codes/rust-bin-necks 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 dihedral-codes/rust-bin-necks 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 dihedral-codes/rust-bin-necks
[INFO] finished frobbing dihedral-codes/rust-bin-necks
[INFO] frobbed toml for dihedral-codes/rust-bin-necks written to work/ex/clippy-test-run/sources/stable/gh/dihedral-codes/rust-bin-necks/Cargo.toml
[INFO] started frobbing dihedral-codes/rust-bin-necks
[INFO] finished frobbing dihedral-codes/rust-bin-necks
[INFO] frobbed toml for dihedral-codes/rust-bin-necks written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/dihedral-codes/rust-bin-necks/Cargo.toml
[INFO] crate dihedral-codes/rust-bin-necks 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 dihedral-codes/rust-bin-necks 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-3/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/dihedral-codes/rust-bin-necks:/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] 5cdf3814b30ba60b58508ded5ddc8cb5fcdaef042ba235bf473de6cbfa4112dd
[INFO] running `"docker" "start" "-a" "5cdf3814b30ba60b58508ded5ddc8cb5fcdaef042ba235bf473de6cbfa4112dd"`
[INFO] [stderr]     Checking rust-bin-necks v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/main.rs:21:51
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn genneck(b:&mut u64, n:usize, k:usize, t:usize, p:usize) {
[INFO] [stderr]    |                                                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let x = get(*b, t - p);
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 5th binding whose name is just one char
[INFO] [stderr]   --> src/main.rs:21:51
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn genneck(b:&mut u64, n:usize, k:usize, t:usize, p:usize) {
[INFO] [stderr]    |                                                   ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::many_single_char_names)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: 6th binding whose name is just one char
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let x = get(*b, t - p);
[INFO] [stderr]    |         ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#many_single_char_names
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     return 0;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     return 1
[INFO] [stderr]   |     ^^^^^^^^ help: remove `return` as shown: `1`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     return 0;
[INFO] [stderr]   |     ^^^^^^^^^ help: remove `return` as shown: `0`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]  --> src/main.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     return 1
[INFO] [stderr]   |     ^^^^^^^^ help: remove `return` as shown: `1`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "5cdf3814b30ba60b58508ded5ddc8cb5fcdaef042ba235bf473de6cbfa4112dd"`
[INFO] running `"docker" "rm" "-f" "5cdf3814b30ba60b58508ded5ddc8cb5fcdaef042ba235bf473de6cbfa4112dd"`
[INFO] [stdout] 5cdf3814b30ba60b58508ded5ddc8cb5fcdaef042ba235bf473de6cbfa4112dd