[INFO] cloning repository https://github.com/chazzam/aoc2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chazzam/aoc2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazzam%2Faoc2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazzam%2Faoc2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12cf4aa30fb88afb362ce86b3c64ef4b77bed976
[INFO] linting chazzam/aoc2022 against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchazzam%2Faoc2022" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chazzam/aoc2022
[INFO] finished tweaking git repo https://github.com/chazzam/aoc2022
[INFO] tweaked toml for git repo https://github.com/chazzam/aoc2022 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chazzam/aoc2022 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chazzam/aoc2022 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17f62ce98b60aea5e0ded185ad2d214dc15593cb59edaffc4b229403c456a222
[INFO] running `Command { std: "docker" "start" "-a" "17f62ce98b60aea5e0ded185ad2d214dc15593cb59edaffc4b229403c456a222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f62ce98b60aea5e0ded185ad2d214dc15593cb59edaffc4b229403c456a222", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f62ce98b60aea5e0ded185ad2d214dc15593cb59edaffc4b229403c456a222", kill_on_drop: false }`
[INFO] [stdout] 17f62ce98b60aea5e0ded185ad2d214dc15593cb59edaffc4b229403c456a222
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d410f8f39875720ca2077dfe82f7747dae656958eba2d1fbfb10fe3d75acccff
[INFO] running `Command { std: "docker" "start" "-a" "d410f8f39875720ca2077dfe82f7747dae656958eba2d1fbfb10fe3d75acccff", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2022 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this `.fold` can be written more succinctly using another method
[INFO] [stdout]  --> src/days1_2.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |                 .fold(0, |acc, x| acc + x)
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum::<i32>()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stdout]   = note: `#[warn(clippy::unnecessary_fold)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]   --> src/days1_2.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         "C" | "X" | _ => "A",
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider handling `_` separately
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout]    = note: `#[warn(clippy::wildcard_in_or_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]   --> src/days1_2.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         "Y" | _ => s_opp,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider handling `_` separately
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.fold` can be written more succinctly using another method
[INFO] [stdout]  --> src/days1_2.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |                 .fold(0, |acc, x| acc + x)
[INFO] [stdout]   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum::<i32>()`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stdout]   = note: `#[warn(clippy::unnecessary_fold)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days3_5.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     left.intersection(&right).map(|x| _score_priority(x)).sum()
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `_score_priority`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]   --> src/days1_2.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         "C" | "X" | _ => "A",
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider handling `_` separately
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout]    = note: `#[warn(clippy::wildcard_in_or_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]   --> src/days1_2.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         "Y" | _ => s_opp,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider handling `_` separately
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days3_5.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |     left.intersection(&right).map(|x| _score_priority(x)).sum()
[INFO] [stdout]    |                                   ^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `_score_priority`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::str::Lines<'_>`
[INFO] [stdout]   --> src/days3_5.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |       let sum: u32 = inputs
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 19 | |         .lines()
[INFO] [stdout] 20 | |         .into_iter()
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] help: consider removing `.into_iter()`
[INFO] [stdout]    |
[INFO] [stdout] 18 ~     let sum: u32 = inputs
[INFO] [stdout] 19 +         .lines()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this operation has no effect
[INFO] [stdout]   --> src/days3_5.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let elf1: HashSet<char> = packs[index + 0].chars().collect();
[INFO] [stdout]    |                                         ^^^^^^^^^ help: consider reducing it to: `index`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stdout]    = note: `#[warn(clippy::identity_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days3_5.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |             .map(|x| _score_priority(x))
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `_score_priority`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you are using an explicit closure for copying elements
[INFO] [stdout]   --> src/days3_5.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let badge_priority: u32 = elf1
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 39 | |             .intersection(&elf2)
[INFO] [stdout] 40 | |             .map(|x| *x)
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stdout]    = note: `#[warn(clippy::map_clone)]` on by default
[INFO] [stdout] help: consider calling the dedicated `copied` method
[INFO] [stdout]    |
[INFO] [stdout] 38 ~         let badge_priority: u32 = elf1
[INFO] [stdout] 39 +             .intersection(&elf2).copied()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days3_5.rs:68:37
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 || (range1.contains(&range2.start()) && range1.contains(range2.end()))
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^ help: change this to: `range2.start()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days3_5.rs:82:36
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 || range1.contains(&range2.start())
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^ help: change this to: `range2.start()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |         if line.trim().len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::str::Lines<'_>`
[INFO] [stdout]   --> src/days3_5.rs:18:20
[INFO] [stdout]    |
[INFO] [stdout] 18 |       let sum: u32 = inputs
[INFO] [stdout]    |  ____________________^
[INFO] [stdout] 19 | |         .lines()
[INFO] [stdout] 20 | |         .into_iter()
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] help: consider removing `.into_iter()`
[INFO] [stdout]    |
[INFO] [stdout] 18 ~     let sum: u32 = inputs
[INFO] [stdout] 19 +         .lines()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this operation has no effect
[INFO] [stdout]   --> src/days3_5.rs:34:41
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let elf1: HashSet<char> = packs[index + 0].chars().collect();
[INFO] [stdout]    |                                         ^^^^^^^^^ help: consider reducing it to: `index`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op
[INFO] [stdout]    = note: `#[warn(clippy::identity_op)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days3_5.rs:43:18
[INFO] [stdout]    |
[INFO] [stdout] 43 |             .map(|x| _score_priority(x))
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `_score_priority`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you are using an explicit closure for copying elements
[INFO] [stdout]   --> src/days3_5.rs:38:35
[INFO] [stdout]    |
[INFO] [stdout] 38 |           let badge_priority: u32 = elf1
[INFO] [stdout]    |  ___________________________________^
[INFO] [stdout] 39 | |             .intersection(&elf2)
[INFO] [stdout] 40 | |             .map(|x| *x)
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_clone
[INFO] [stdout]    = note: `#[warn(clippy::map_clone)]` on by default
[INFO] [stdout] help: consider calling the dedicated `copied` method
[INFO] [stdout]    |
[INFO] [stdout] 38 ~         let badge_priority: u32 = elf1
[INFO] [stdout] 39 +             .intersection(&elf2).copied()
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `stacks`
[INFO] [stdout]    --> src/days3_5.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             for c in 0..columns {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]     = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 126 -             for c in 0..columns {
[INFO] [stdout] 126 +             for (c, <item>) in stacks.iter_mut().enumerate().take(columns) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |         if stack.len() > 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |         if line.trim().len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `stacks`
[INFO] [stdout]    --> src/days3_5.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |             for c in 0..columns {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 198 -             for c in 0..columns {
[INFO] [stdout] 198 +             for (c, <item>) in stacks.iter_mut().enumerate().take(columns) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |         if stack.len() > 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days3_5.rs:68:37
[INFO] [stdout]    |
[INFO] [stdout] 68 |                 || (range1.contains(&range2.start()) && range1.contains(range2.end()))
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^^^ help: change this to: `range2.start()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/days3_5.rs:82:36
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 || range1.contains(&range2.start())
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^ help: change this to: `range2.start()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         if line.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 119 |         if line.trim().len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout]     = note: `#[warn(clippy::len_zero)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `stacks`
[INFO] [stdout]    --> src/days3_5.rs:126:22
[INFO] [stdout]     |
[INFO] [stdout] 126 |             for c in 0..columns {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]     = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 126 -             for c in 0..columns {
[INFO] [stdout] 126 +             for (c, <item>) in stacks.iter_mut().enumerate().take(columns) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if line.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/days6_8.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |     while !command.is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^ help: try: `command.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days6_8.rs:54:47
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut commands = inputs.split("$ ").map(|x| String::from(x));
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: replace the closure with the associated function itself: `String::from`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |         if stack.len() > 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |         if my_command.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `my_command.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:191:12
[INFO] [stdout]     |
[INFO] [stdout] 191 |         if line.trim().len() == 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     pwd.push_str("/");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]    = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `stacks`
[INFO] [stdout]    --> src/days3_5.rs:198:22
[INFO] [stdout]     |
[INFO] [stdout] 198 |             for c in 0..columns {
[INFO] [stdout]     |                      ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 198 -             for c in 0..columns {
[INFO] [stdout] 198 +             for (c, <item>) in stacks.iter_mut().enumerate().take(columns) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         pwd.push_str("/");
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 if pwd.trim().len() == 0 {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `pwd.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     pwd.push_str("/");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]    --> src/days3_5.rs:245:12
[INFO] [stdout]     |
[INFO] [stdout] 245 |         if stack.len() > 0 {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!stack.is_empty()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u64` -> `u64`)
[INFO] [stdout]    --> src/days6_8.rs:145:69
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let _used: u64 = tree.iter().fold(0, |acc, (_name, size)| acc + *size as u64);
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^ help: try: `*size`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days6_8.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn check_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 168 - fn check_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout] 168 + fn check_visibility(trees: &[Vec<u8>], row: usize, col: usize) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |         if line.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `r` is used to index `trees`
[INFO] [stdout]    --> src/days6_8.rs:174:14
[INFO] [stdout]     |
[INFO] [stdout] 174 |     for r in 0..row {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 174 -     for r in 0..row {
[INFO] [stdout] 174 +     for (r, <item>) in trees.iter().enumerate().take(row) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |         if line.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `line.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/days6_8.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |     while !command.is_none() {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^ help: try: `command.is_some()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/days6_8.rs:54:47
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let mut commands = inputs.split("$ ").map(|x| String::from(x));
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^ help: replace the closure with the associated function itself: `String::from`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days6_8.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn count_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 256 - fn count_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout] 256 + fn count_visibility(trees: &[Vec<u8>], row: usize, col: usize) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |         if my_command.trim().len() == 0 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `my_command.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `r` is only used to index `trees`
[INFO] [stdout]    --> src/days6_8.rs:272:14
[INFO] [stdout]     |
[INFO] [stdout] 272 |     for r in row + 1..trees.len() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]     |
[INFO] [stdout] 272 -     for r in row + 1..trees.len() {
[INFO] [stdout] 272 +     for <item> in trees.iter().skip(row + 1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:82:21
[INFO] [stdout]    |
[INFO] [stdout] 82 |                     pwd.push_str("/");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout]    = note: `#[warn(clippy::single_char_add_str)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:87:25
[INFO] [stdout]    |
[INFO] [stdout] 87 |                         pwd.push_str("/");
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/days6_8.rs:90:20
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 if pwd.trim().len() == 0 {
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `pwd.trim().is_empty()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calling `push_str()` using a single-character string literal
[INFO] [stdout]   --> src/days6_8.rs:91:21
[INFO] [stdout]    |
[INFO] [stdout] 91 |                     pwd.push_str("/");
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: consider using `push` with a character literal: `pwd.push('/')`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_add_str
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `print!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/days6_8.rs:353:5
[INFO] [stdout]     |
[INFO] [stdout] 353 |     print!("Running Day Six, Part two sample:\n");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stdout]     = note: `#[warn(clippy::print_with_newline)]` on by default
[INFO] [stdout] help: use `println!` instead
[INFO] [stdout]     |
[INFO] [stdout] 353 -     print!("Running Day Six, Part two sample:\n");
[INFO] [stdout] 353 +     println!("Running Day Six, Part two sample:");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u64` -> `u64`)
[INFO] [stdout]    --> src/days6_8.rs:145:69
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let _used: u64 = tree.iter().fold(0, |acc, (_name, size)| acc + *size as u64);
[INFO] [stdout]     |                                                                     ^^^^^^^^^^^^ help: try: `*size`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout]     = note: `#[warn(clippy::unnecessary_cast)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days6_8.rs:168:28
[INFO] [stdout]     |
[INFO] [stdout] 168 | fn check_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]     = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 168 - fn check_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout] 168 + fn check_visibility(trees: &[Vec<u8>], row: usize, col: usize) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `r` is used to index `trees`
[INFO] [stdout]    --> src/days6_8.rs:174:14
[INFO] [stdout]     |
[INFO] [stdout] 174 |     for r in 0..row {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 174 -     for r in 0..row {
[INFO] [stdout] 174 +     for (r, <item>) in trees.iter().enumerate().take(row) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/days9_11.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             value = value % factor;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `value %= factor`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/days9_11.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         match value % self.test as u128 == 0 {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `value.is_multiple_of(self.test as u128)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `off_index` is used as a loop counter
[INFO] [stdout]   --> src/days9_11.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for monkey in old_monkeys.into_iter() {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (off_index, monkey) in old_monkeys.into_iter().enumerate()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout]    = note: `#[warn(clippy::explicit_counter_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/days6_8.rs:256:28
[INFO] [stdout]     |
[INFO] [stdout] 256 | fn count_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout]     |                            ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 256 - fn count_visibility(trees: &Vec<Vec<u8>>, row: usize, col: usize) -> usize {
[INFO] [stdout] 256 + fn count_visibility(trees: &[Vec<u8>], row: usize, col: usize) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `r` is only used to index `trees`
[INFO] [stdout]    --> src/days6_8.rs:272:14
[INFO] [stdout]     |
[INFO] [stdout] 272 |     for r in row + 1..trees.len() {
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]     |
[INFO] [stdout] 272 -     for r in row + 1..trees.len() {
[INFO] [stdout] 272 +     for <item> in trees.iter().skip(row + 1) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found call to `str::trim` before `str::split_whitespace`
[INFO] [stdout]   --> src/days9_11.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |               .trim()
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 92 | |             .split_whitespace()
[INFO] [stdout]    | |_____________^ help: remove `trim()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trim_split_whitespace
[INFO] [stdout]    = note: `#[warn(clippy::trim_split_whitespace)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 "/" | _ => |a, arg| ((a / arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 "+" => |a, arg| ((a + arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:134:53
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 "-" => |a, arg| ((a - arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:135:53
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 "*" => |a, arg| ((a * arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:136:57
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 "/" | _ => |a, arg| ((a / arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                         ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 "/" | _ => |a: u128, arg| a / arg,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u128` -> `u128`)
[INFO] [stdout]    --> src/days9_11.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 "+" => |a: u128, arg| a + arg as u128,
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: try: `arg`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `print!()` with a format string that ends in a single newline
[INFO] [stdout]    --> src/days6_8.rs:353:5
[INFO] [stdout]     |
[INFO] [stdout] 353 |     print!("Running Day Six, Part two sample:\n");
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#print_with_newline
[INFO] [stdout]     = note: `#[warn(clippy::print_with_newline)]` on by default
[INFO] [stdout] help: use `println!` instead
[INFO] [stdout]     |
[INFO] [stdout] 353 -     print!("Running Day Six, Part two sample:\n");
[INFO] [stdout] 353 +     println!("Running Day Six, Part two sample:");
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/days9_11.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             value = value % factor;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `value %= factor`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/days9_11.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         match value % self.test as u128 == 0 {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `value.is_multiple_of(self.test as u128)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `off_index` is used as a loop counter
[INFO] [stdout]   --> src/days9_11.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for monkey in old_monkeys.into_iter() {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (off_index, monkey) in old_monkeys.into_iter().enumerate()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout]    = note: `#[warn(clippy::explicit_counter_loop)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found call to `str::trim` before `str::split_whitespace`
[INFO] [stdout]   --> src/days9_11.rs:91:14
[INFO] [stdout]    |
[INFO] [stdout] 91 |               .trim()
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 92 | |             .split_whitespace()
[INFO] [stdout]    | |_____________^ help: remove `trim()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trim_split_whitespace
[INFO] [stdout]    = note: `#[warn(clippy::trim_split_whitespace)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `display_row` is used as a loop counter
[INFO] [stdout]    --> src/days9_11.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     for r in (min_row..=rows as i16).rev() {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (display_row, r) in (min_row..=rows as i16).rev().enumerate()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:136:17
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 "/" | _ => |a, arg| ((a / arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`i16` -> `i16`)
[INFO] [stdout]    --> src/days9_11.rs:348:25
[INFO] [stdout]     |
[INFO] [stdout] 348 |     for r in (min_row..=rows as i16).rev() {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: try: `rows`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`i16` -> `i16`)
[INFO] [stdout]    --> src/days9_11.rs:349:28
[INFO] [stdout]     |
[INFO] [stdout] 349 |         for c in min_col..=cols as i16 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try: `cols`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:133:53
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 "+" => |a, arg| ((a + arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:134:53
[INFO] [stdout]     |
[INFO] [stdout] 134 |                 "-" => |a, arg| ((a - arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:135:53
[INFO] [stdout]     |
[INFO] [stdout] 135 |                 "*" => |a, arg| ((a * arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                     ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting integer literal to `f64` is unnecessary
[INFO] [stdout]    --> src/days9_11.rs:136:57
[INFO] [stdout]     |
[INFO] [stdout] 136 |                 "/" | _ => |a, arg| ((a / arg) as f64 / 3 as f64).floor() as u128,
[INFO] [stdout]     |                                                         ^^^^^^^^ help: try: `3_f64`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 "/" | _ => |a: u128, arg| a / arg,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`u128` -> `u128`)
[INFO] [stdout]    --> src/days9_11.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 "+" => |a: u128, arg| a + arg as u128,
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: try: `arg`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |             "R" | _ => Direction::Right,
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:459:29
[INFO] [stdout]     |
[INFO] [stdout] 459 |                 *head_row = tail_row.clone();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `tail_row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]     = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:460:29
[INFO] [stdout]     |
[INFO] [stdout] 460 |                 *head_col = tail_col.clone();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `tail_col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:502:17
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 "R" | _ => Direction::Right,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:507:28
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try dereferencing it: `*row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:507:41
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: try dereferencing it: `*col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:519:28
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try dereferencing it: `*row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:519:41
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: try dereferencing it: `*col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the variable `display_row` is used as a loop counter
[INFO] [stdout]    --> src/days9_11.rs:348:5
[INFO] [stdout]     |
[INFO] [stdout] 348 |     for r in (min_row..=rows as i16).rev() {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider using: `for (display_row, r) in (min_row..=rows as i16).rev().enumerate()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_counter_loop
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`i16` -> `i16`)
[INFO] [stdout]    --> src/days9_11.rs:348:25
[INFO] [stdout]     |
[INFO] [stdout] 348 |     for r in (min_row..=rows as i16).rev() {
[INFO] [stdout]     |                         ^^^^^^^^^^^ help: try: `rows`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: casting to the same type is unnecessary (`i16` -> `i16`)
[INFO] [stdout]    --> src/days9_11.rs:349:28
[INFO] [stdout]     |
[INFO] [stdout] 349 |         for c in min_col..=cols as i16 {
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try: `cols`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_cast
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:391:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |             "R" | _ => Direction::Right,
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]    --> src/days9_11.rs:647:10
[INFO] [stdout]     |
[INFO] [stdout] 647 |           .map(|(cycle, x)| {
[INFO] [stdout]     |  __________^
[INFO] [stdout] 648 | |             let res: char;
[INFO] [stdout] 649 | |             // Get the current pixel to print
[INFO] [stdout] 650 | |             if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] ...   |
[INFO] [stdout] 663 | |         .flatten()
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout]     = note: `#[warn(clippy::map_flatten)]` on by default
[INFO] [stdout] help: try replacing `map` with `flat_map` and remove the `.flatten()`
[INFO] [stdout]     |
[INFO] [stdout] 647 ~         .flat_map(|(cycle, x)| {
[INFO] [stdout] 648 +             let res: char;
[INFO] [stdout] 649 +             // Get the current pixel to print
[INFO] [stdout] 650 +             if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] 651 +                 res = '#';
[INFO] [stdout] 652 +             } else {
[INFO] [stdout] 653 +                 res = '.'
[INFO] [stdout] 654 +             }
[INFO] [stdout] 655 +             // Split into lines for display
[INFO] [stdout] 656 +             if cycle % 40 == 0 {
[INFO] [stdout] 657 +                 vec!['\n', res]
[INFO] [stdout] 658 +             } else {
[INFO] [stdout] 659 +                 vec![res]
[INFO] [stdout] 660 +             }
[INFO] [stdout] 661 +         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:459:29
[INFO] [stdout]     |
[INFO] [stdout] 459 |                 *head_row = tail_row.clone();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `tail_row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]     = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:460:29
[INFO] [stdout]     |
[INFO] [stdout] 460 |                 *head_col = tail_col.clone();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^ help: try removing the `clone` call: `tail_col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded late initialization
[INFO] [stdout]    --> src/days9_11.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |             let res: char;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
[INFO] [stdout]     = note: `#[warn(clippy::needless_late_init)]` on by default
[INFO] [stdout] help: move the declaration `res` here and remove the assignments from the branches
[INFO] [stdout]     |
[INFO] [stdout] 648 ~             
[INFO] [stdout] 649 |             // Get the current pixel to print
[INFO] [stdout] 650 ~             let res: char = if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] 651 ~                 '#'
[INFO] [stdout] 652 |             } else {
[INFO] [stdout] 653 ~                 '.'
[INFO] [stdout] 654 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: wildcard pattern covers any other pattern as it will match anyway
[INFO] [stdout]    --> src/days9_11.rs:502:17
[INFO] [stdout]     |
[INFO] [stdout] 502 |                 "R" | _ => Direction::Right,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider handling `_` separately
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#wildcard_in_or_patterns
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:507:28
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try dereferencing it: `*row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:507:41
[INFO] [stdout]     |
[INFO] [stdout] 507 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: try dereferencing it: `*col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:519:28
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                            ^^^^^^^^^^^ help: try dereferencing it: `*row`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `i16` which implements the `Copy` trait
[INFO] [stdout]    --> src/days9_11.rs:519:41
[INFO] [stdout]     |
[INFO] [stdout] 519 |                 dirs.push((row.clone(), col.clone()));
[INFO] [stdout]     |                                         ^^^^^^^^^^^ help: try dereferencing it: `*col`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `map(..).flatten()` on `Iterator`
[INFO] [stdout]    --> src/days9_11.rs:647:10
[INFO] [stdout]     |
[INFO] [stdout] 647 |           .map(|(cycle, x)| {
[INFO] [stdout]     |  __________^
[INFO] [stdout] 648 | |             let res: char;
[INFO] [stdout] 649 | |             // Get the current pixel to print
[INFO] [stdout] 650 | |             if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] ...   |
[INFO] [stdout] 663 | |         .flatten()
[INFO] [stdout]     | |__________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_flatten
[INFO] [stdout]     = note: `#[warn(clippy::map_flatten)]` on by default
[INFO] [stdout] help: try replacing `map` with `flat_map` and remove the `.flatten()`
[INFO] [stdout]     |
[INFO] [stdout] 647 ~         .flat_map(|(cycle, x)| {
[INFO] [stdout] 648 +             let res: char;
[INFO] [stdout] 649 +             // Get the current pixel to print
[INFO] [stdout] 650 +             if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] 651 +                 res = '#';
[INFO] [stdout] 652 +             } else {
[INFO] [stdout] 653 +                 res = '.'
[INFO] [stdout] 654 +             }
[INFO] [stdout] 655 +             // Split into lines for display
[INFO] [stdout] 656 +             if cycle % 40 == 0 {
[INFO] [stdout] 657 +                 vec!['\n', res]
[INFO] [stdout] 658 +             } else {
[INFO] [stdout] 659 +                 vec![res]
[INFO] [stdout] 660 +             }
[INFO] [stdout] 661 +         })
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded late initialization
[INFO] [stdout]    --> src/days9_11.rs:648:13
[INFO] [stdout]     |
[INFO] [stdout] 648 |             let res: char;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_late_init
[INFO] [stdout]     = note: `#[warn(clippy::needless_late_init)]` on by default
[INFO] [stdout] help: move the declaration `res` here and remove the assignments from the branches
[INFO] [stdout]     |
[INFO] [stdout] 648 ~             
[INFO] [stdout] 649 |             // Get the current pixel to print
[INFO] [stdout] 650 ~             let res: char = if (((cycle % 40) - 1)..=((cycle % 40) + 1)).contains(&x) {
[INFO] [stdout] 651 ~                 '#'
[INFO] [stdout] 652 |             } else {
[INFO] [stdout] 653 ~                 '.'
[INFO] [stdout] 654 ~             };
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "d410f8f39875720ca2077dfe82f7747dae656958eba2d1fbfb10fe3d75acccff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d410f8f39875720ca2077dfe82f7747dae656958eba2d1fbfb10fe3d75acccff", kill_on_drop: false }`
[INFO] [stdout] d410f8f39875720ca2077dfe82f7747dae656958eba2d1fbfb10fe3d75acccff