[INFO] updating cached repository onesk/aoc2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/onesk/aoc2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/onesk/aoc2018" "work/ex/clippy-test-run/sources/stable/gh/onesk/aoc2018"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/onesk/aoc2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/onesk/aoc2018" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/onesk/aoc2018"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/onesk/aoc2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3d18ae1d341864fb59bb7140504d37c17cf2c8f4
[INFO] sha for GitHub repo onesk/aoc2018: 3d18ae1d341864fb59bb7140504d37c17cf2c8f4
[INFO] validating manifest of onesk/aoc2018 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 onesk/aoc2018 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 onesk/aoc2018
[INFO] finished frobbing onesk/aoc2018
[INFO] frobbed toml for onesk/aoc2018 written to work/ex/clippy-test-run/sources/stable/gh/onesk/aoc2018/Cargo.toml
[INFO] started frobbing onesk/aoc2018
[INFO] finished frobbing onesk/aoc2018
[INFO] frobbed toml for onesk/aoc2018 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/onesk/aoc2018/Cargo.toml
[INFO] crate onesk/aoc2018 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 onesk/aoc2018 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/onesk/aoc2018:/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" "-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] 5938b346b059acca4cc0173641fe8d90e96a51b408376cf903c987ed22677c24
[INFO] running `"docker" "start" "-a" "5938b346b059acca4cc0173641fe8d90e96a51b408376cf903c987ed22677c24"`
[INFO] [stderr]    Compiling ndarray v0.12.1
[INFO] [stderr]     Checking num-complex v0.2.1
[INFO] [stderr]     Checking aoc2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/6.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/6.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/5.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/5.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/5.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/5.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/1.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | const INPUT: &'static str = include_str!("inputs/1.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/5.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | /     match w {
[INFO] [stderr] 10 | |         &[c1, c2] =>
[INFO] [stderr] 11 | |             c1.to_ascii_lowercase() == c2.to_ascii_lowercase() &&
[INFO] [stderr] 12 | |             c1.is_lowercase() != c2.is_lowercase(),
[INFO] [stderr] 13 | |
[INFO] [stderr] 14 | |         _ => false
[INFO] [stderr] 15 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 9  |     match *w {
[INFO] [stderr] 10 |         [c1, c2] =>
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/1.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | const INPUT: &'static str = include_str!("inputs/1.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/5.rs:9:5
[INFO] [stderr]    |
[INFO] [stderr] 9  | /     match w {
[INFO] [stderr] 10 | |         &[c1, c2] =>
[INFO] [stderr] 11 | |             c1.to_ascii_lowercase() == c2.to_ascii_lowercase() &&
[INFO] [stderr] 12 | |             c1.is_lowercase() != c2.is_lowercase(),
[INFO] [stderr] 13 | |
[INFO] [stderr] 14 | |         _ => false
[INFO] [stderr] 15 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 9  |     match *w {
[INFO] [stderr] 10 |         [c1, c2] =>
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]   --> src/bin/1.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let ans = numbers().fold(0, |s, n| s+n);
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/2.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/2.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: this `.fold` can be written more succinctly using another method
[INFO] [stderr]   --> src/bin/1.rs:10:24
[INFO] [stderr]    |
[INFO] [stderr] 10 |     let ans = numbers().fold(0, |s, n| s+n);
[INFO] [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^ help: try: `.sum()`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unnecessary_fold)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn adj<'a>(&'a self) -> impl Iterator<Item = Point> + 'a {
[INFO] [stderr]    |                ^^^^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn dist(&self, other: &Point) -> i32 {
[INFO] [stderr]    |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn dist(&self, other: &Point) -> i32 {
[INFO] [stderr]    |                           ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/bin/6.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         self.min..(self.max+1)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: use: `self.min..=self.max`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/6.rs:88:25
[INFO] [stderr]    |
[INFO] [stderr] 88 |           .and_then(|vec| match vec.as_slice() {
[INFO] [stderr]    |  _________________________^
[INFO] [stderr] 89 | |             &[x, y] => Some(Point{ x, y }),
[INFO] [stderr] 90 | |             _ => None
[INFO] [stderr] 91 | |         })
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 88 |         .and_then(|vec| match *vec.as_slice() {
[INFO] [stderr] 89 |             [x, y] => Some(Point{ x, y }),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this `.filter_map` can be written more simply using `.filter`
[INFO] [stderr]    --> src/bin/6.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |       let region_size = wide_aabb.domain().filter_map(|domain_p| {
[INFO] [stderr]     |  _______________________^
[INFO] [stderr] 186 | |         let below_threshold = points.iter()
[INFO] [stderr] 187 | |             .scan(0, |state, &p| {
[INFO] [stderr] 188 | |                 *state += p.dist(&domain_p);
[INFO] [stderr] ...   |
[INFO] [stderr] 194 | |         if below_threshold == points.len() { Some(domain_p) } else { None }
[INFO] [stderr] 195 | |     }).count();
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_filter_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_filter_map
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/4.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | const RE_PREFIX: &'static str = r"\[\d{4}-\d{2}-\d{2} \d{2}:\d{2}\]";
[INFO] [stderr]   |                  -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | const RE_GUARD: &'static str = r"^ Guard #(?P<id>\d+) begins shift$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | const RE_SLEEP: &'static str = r"^ falls asleep$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | const RE_AWAKE: &'static str = r"^ wakes up$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/4.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:3:19
[INFO] [stderr]   |
[INFO] [stderr] 3 | const RE_PREFIX: &'static str = r"\[\d{4}-\d{2}-\d{2} \d{2}:\d{2}\]";
[INFO] [stderr]   |                  -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:4:18
[INFO] [stderr]   |
[INFO] [stderr] 4 | const RE_GUARD: &'static str = r"^ Guard #(?P<id>\d+) begins shift$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:5:18
[INFO] [stderr]   |
[INFO] [stderr] 5 | const RE_SLEEP: &'static str = r"^ falls asleep$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/4.rs:6:18
[INFO] [stderr]   |
[INFO] [stderr] 6 | const RE_AWAKE: &'static str = r"^ wakes up$";
[INFO] [stderr]   |                 -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: trivial regex
[INFO] [stderr]   --> src/bin/4.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref re_sleep: Regex = Regex::new(RE_SLEEP).expect("regex should compile");
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivial_regex)] on by default
[INFO] [stderr]    = help: consider using `==` on `str`s
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: trivial regex
[INFO] [stderr]   --> src/bin/4.rs:21:45
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref re_awake: Regex = Regex::new(RE_AWAKE).expect("regex should compile");
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `==` on `str`s
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/bin/4.rs:128:63
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let (best_guard_id, _) = stats.iter().max_by_key(|(_, v)| v.total_asleep.clone()).expect("longest sleep exists");
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `v.total_asleep`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:129:94
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| f.clone()).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| &(*f).clone()).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| &usize::clone(f)).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:138:103
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| f.clone()).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| &(*f).clone()).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| &usize::clone(f)).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:139:35
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| f.clone()).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| &(*f).clone()).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| &usize::clone(f)).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `aoc2018`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/3.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/3.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/6.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/6.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/3.rs:35:27
[INFO] [stderr]    |
[INFO] [stderr] 35 |           .filter_map(|uss| match uss.as_slice() {
[INFO] [stderr]    |  ___________________________^
[INFO] [stderr] 36 | |             &[id, x, y, w, h] => Some(Rect{ id, x, y, w, h}),
[INFO] [stderr] 37 | |             _ => None
[INFO] [stderr] 38 | |         })
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 35 |         .filter_map(|uss| match *uss.as_slice() {
[INFO] [stderr] 36 |             [id, x, y, w, h] => Some(Rect{ id, x, y, w, h}),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/3.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn fill(&self) -> CellRect {
[INFO] [stderr]    |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:22:16
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn adj<'a>(&'a self) -> impl Iterator<Item = Point> + 'a {
[INFO] [stderr]    |                ^^^^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:26:13
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn dist(&self, other: &Point) -> i32 {
[INFO] [stderr]    |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/6.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn dist(&self, other: &Point) -> i32 {
[INFO] [stderr]    |                           ^^^^^^ help: consider passing by value instead: `Point`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: an inclusive range would be more readable
[INFO] [stderr]   --> src/bin/6.rs:51:9
[INFO] [stderr]    |
[INFO] [stderr] 51 |         self.min..(self.max+1)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^ help: use: `self.min..=self.max`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::range_plus_one)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#range_plus_one
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/6.rs:88:25
[INFO] [stderr]    |
[INFO] [stderr] 88 |           .and_then(|vec| match vec.as_slice() {
[INFO] [stderr]    |  _________________________^
[INFO] [stderr] 89 | |             &[x, y] => Some(Point{ x, y }),
[INFO] [stderr] 90 | |             _ => None
[INFO] [stderr] 91 | |         })
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 88 |         .and_then(|vec| match *vec.as_slice() {
[INFO] [stderr] 89 |             [x, y] => Some(Point{ x, y }),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this `.filter_map` can be written more simply using `.filter`
[INFO] [stderr]    --> src/bin/6.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |       let region_size = wide_aabb.domain().filter_map(|domain_p| {
[INFO] [stderr]     |  _______________________^
[INFO] [stderr] 186 | |         let below_threshold = points.iter()
[INFO] [stderr] 187 | |             .scan(0, |state, &p| {
[INFO] [stderr] 188 | |                 *state += p.dist(&domain_p);
[INFO] [stderr] ...   |
[INFO] [stderr] 194 | |         if below_threshold == points.len() { Some(domain_p) } else { None }
[INFO] [stderr] 195 | |     }).count();
[INFO] [stderr]     | |______^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::unnecessary_filter_map)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_filter_map
[INFO] [stderr] 
[INFO] [stderr] warning: trivial regex
[INFO] [stderr]   --> src/bin/4.rs:20:45
[INFO] [stderr]    |
[INFO] [stderr] 20 |     static ref re_sleep: Regex = Regex::new(RE_SLEEP).expect("regex should compile");
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivial_regex)] on by default
[INFO] [stderr]    = help: consider using `==` on `str`s
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: trivial regex
[INFO] [stderr]   --> src/bin/4.rs:21:45
[INFO] [stderr]    |
[INFO] [stderr] 21 |     static ref re_awake: Regex = Regex::new(RE_AWAKE).expect("regex should compile");
[INFO] [stderr]    |                                             ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using `==` on `str`s
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivial_regex
[INFO] [stderr] 
[INFO] [stderr] warning: using `clone` on a `Copy` type
[INFO] [stderr]    --> src/bin/4.rs:128:63
[INFO] [stderr]     |
[INFO] [stderr] 128 |     let (best_guard_id, _) = stats.iter().max_by_key(|(_, v)| v.total_asleep.clone()).expect("longest sleep exists");
[INFO] [stderr]     |                                                               ^^^^^^^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `v.total_asleep`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::clone_on_copy)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:129:94
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| f.clone()).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::clone_double_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| &(*f).clone()).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let (best_minute, _) = stats[best_guard_id].freqs.iter().enumerate().max_by_key(|(_, f)| &usize::clone(f)).expect("max freq exists");
[INFO] [stderr]     |                                                                                              ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:138:103
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| f.clone()).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| &(*f).clone()).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 138 |         .map(|(guard_id, Stats{ freqs, .. })| (guard_id, freqs.iter().enumerate().max_by_key(|(_, f)| &usize::clone(f)).expect("max freq exists")))
[INFO] [stderr]     |                                                                                                       ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: using `clone` on a double-reference; this will copy the reference instead of cloning the inner type
[INFO] [stderr]    --> src/bin/4.rs:139:35
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| f.clone()).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_double_ref
[INFO] [stderr] help: try dereferencing it
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| &(*f).clone()).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^
[INFO] [stderr] help: or try being explicit about what type to clone
[INFO] [stderr]     |
[INFO] [stderr] 139 |         .max_by_key(|(_, (_, f))| &usize::clone(f)).expect("best guard exists");
[INFO] [stderr]     |                                   ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `aoc2018`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/2.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/2.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: Constants have by default a `'static` lifetime
[INFO] [stderr]  --> src/bin/3.rs:1:15
[INFO] [stderr]   |
[INFO] [stderr] 1 | const INPUT: &'static str = include_str!("inputs/3.txt");
[INFO] [stderr]   |              -^^^^^^^---- help: consider removing `'static`: `&str`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(clippy::const_static_lifetime)] on by default
[INFO] [stderr]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#const_static_lifetime
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/bin/3.rs:35:27
[INFO] [stderr]    |
[INFO] [stderr] 35 |           .filter_map(|uss| match uss.as_slice() {
[INFO] [stderr]    |  ___________________________^
[INFO] [stderr] 36 | |             &[id, x, y, w, h] => Some(Rect{ id, x, y, w, h}),
[INFO] [stderr] 37 | |             _ => None
[INFO] [stderr] 38 | |         })
[INFO] [stderr]    | |_________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 35 |         .filter_map(|uss| match *uss.as_slice() {
[INFO] [stderr] 36 |             [id, x, y, w, h] => Some(Rect{ id, x, y, w, h}),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/bin/3.rs:49:13
[INFO] [stderr]    |
[INFO] [stderr] 49 |     fn fill(&self) -> CellRect {
[INFO] [stderr]    |             ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5938b346b059acca4cc0173641fe8d90e96a51b408376cf903c987ed22677c24"`
[INFO] running `"docker" "rm" "-f" "5938b346b059acca4cc0173641fe8d90e96a51b408376cf903c987ed22677c24"`
[INFO] [stdout] 5938b346b059acca4cc0173641fe8d90e96a51b408376cf903c987ed22677c24