[INFO] cloning repository https://github.com/AkalUstat/adventofcode_2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AkalUstat/adventofcode_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkalUstat%2Fadventofcode_2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkalUstat%2Fadventofcode_2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8448a8c6ad20f0723772ae42c965852ea510aa04
[INFO] linting AkalUstat/adventofcode_2023 against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkalUstat%2Fadventofcode_2023" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AkalUstat/adventofcode_2023
[INFO] finished tweaking git repo https://github.com/AkalUstat/adventofcode_2023
[INFO] tweaked toml for git repo https://github.com/AkalUstat/adventofcode_2023 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AkalUstat/adventofcode_2023 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/AkalUstat/adventofcode_2023 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded strum_macros v0.25.3
[INFO] [stderr]   Downloaded fancy-regex v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0bdb4504cb73c60fb22da5f3538067c642dcf6db537b536c71212eb110099103
[INFO] running `Command { std: "docker" "start" "-a" "0bdb4504cb73c60fb22da5f3538067c642dcf6db537b536c71212eb110099103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bdb4504cb73c60fb22da5f3538067c642dcf6db537b536c71212eb110099103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bdb4504cb73c60fb22da5f3538067c642dcf6db537b536c71212eb110099103", kill_on_drop: false }`
[INFO] [stdout] 0bdb4504cb73c60fb22da5f3538067c642dcf6db537b536c71212eb110099103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b0cc0ac4d62dad0e448fce4fa01adfa08c9d23585ec6d63a38d53e61e2eb1235
[INFO] running `Command { std: "docker" "start" "-a" "b0cc0ac4d62dad0e448fce4fa01adfa08c9d23585ec6d63a38d53e61e2eb1235", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking fancy-regex v0.12.0
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking adventofcode_2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let reader = BufReader::new(file);
[INFO] [stdout]   |     ---------------------------------- unnecessary `let` binding
[INFO] [stdout] 7 |     reader
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]   = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]   |
[INFO] [stdout] 6 ~     
[INFO] [stdout] 7 ~     BufReader::new(file)
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taken reference of right operand
[INFO] [stdout]   --> src/lib.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |         .filter(|s| s != &"")
[INFO] [stdout]    |                     ^^^^^---
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: use the right value directly: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]  --> src/lib.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let reader = BufReader::new(file);
[INFO] [stdout]   |     ---------------------------------- unnecessary `let` binding
[INFO] [stdout] 7 |     reader
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]   = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]   |
[INFO] [stdout] 6 ~     
[INFO] [stdout] 7 ~     BufReader::new(file)
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: taken reference of right operand
[INFO] [stdout]   --> src/lib.rs:15:21
[INFO] [stdout]    |
[INFO] [stdout] 15 |         .filter(|s| s != &"")
[INFO] [stdout]    |                     ^^^^^---
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          help: use the right value directly: `""`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` 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/bin/day9.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn differentiate(func: &Vec<isize>) -> Vec<isize> {
[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] 11 - fn differentiate(func: &Vec<isize>) -> Vec<isize> {
[INFO] [stdout] 11 + fn differentiate(func: &[isize]) -> Vec<isize> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/bin/day9.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 |             current_derivative = &derivates.last().unwrap();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `derivates.last().unwrap()`
[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/bin/day9.rs:74:34
[INFO] [stdout]    |
[INFO] [stdout] 74 |             current_derivative = &derivates.last().unwrap();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `derivates.last().unwrap()`
[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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/bin/day9.rs:11:24
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn differentiate(func: &Vec<isize>) -> Vec<isize> {
[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] 11 - fn differentiate(func: &Vec<isize>) -> Vec<isize> {
[INFO] [stdout] 11 + fn differentiate(func: &[isize]) -> Vec<isize> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/bin/day9.rs:39:34
[INFO] [stdout]    |
[INFO] [stdout] 39 |             current_derivative = &derivates.last().unwrap();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `derivates.last().unwrap()`
[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/bin/day9.rs:74:34
[INFO] [stdout]    |
[INFO] [stdout] 74 |             current_derivative = &derivates.last().unwrap();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `derivates.last().unwrap()`
[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: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/bin/day10.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/bin/day4.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         (*self).count += value;
[INFO] [stdout]    |         ^^^^^^^ help: try: `self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]    = note: `#[warn(clippy::explicit_auto_deref)]` 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/bin/day8.rs:70:40
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let starting_location: &Location = &map.iter().find(|pos| pos.position == "AAA").unwrap();
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `map.iter().find(|pos| pos.position == "AAA").unwrap()`
[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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn get_path(lines: &Vec<String>) -> Vec<Movement> {
[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] 106 - fn get_path(lines: &Vec<String>) -> Vec<Movement> {
[INFO] [stdout] 106 + fn get_path(lines: &[String]) -> Vec<Movement> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:114:19
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn get_map(lines: &Vec<String>) -> Vec<Location> {
[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] 114 - fn get_map(lines: &Vec<String>) -> Vec<Location> {
[INFO] [stdout] 114 + fn get_map(lines: &[String]) -> Vec<Location> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 125 |     path: &Vec<Movement>,
[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] 125 -     path: &Vec<Movement>,
[INFO] [stdout] 125 +     path: &[Movement],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |     map: &Vec<Location>,
[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] 126 -     map: &Vec<Location>,
[INFO] [stdout] 126 +     map: &[Location],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/bin/day8.rs:140:36
[INFO] [stdout]     |
[INFO] [stdout] 140 |                   current_position = &map
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 141 | |                     .iter()
[INFO] [stdout] 142 | |                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 143 | |                     .unwrap();
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 140 ~                 current_position = map
[INFO] [stdout] 141 +                     .iter()
[INFO] [stdout] 142 +                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 143 ~                     .unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/bin/day8.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 |                   current_position = &map
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 148 | |                     .iter()
[INFO] [stdout] 149 | |                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 150 | |                     .unwrap();
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 147 ~                 current_position = map
[INFO] [stdout] 148 +                     .iter()
[INFO] [stdout] 149 +                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 150 ~                     .unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day8.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     return num2;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]     = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 181 -     return num2;
[INFO] [stdout] 181 +     num2
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 | /                         if vec[0].parse::<i32>().unwrap() > max_red {
[INFO] [stdout] 33 | |                             continue 'outer;
[INFO] [stdout] 34 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 31 ~                     "red"
[INFO] [stdout] 32 ~                         if vec[0].parse::<i32>().unwrap() > max_red => {
[INFO] [stdout] 33 |                             continue 'outer;
[INFO] [stdout] 34 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                         if vec[0].parse::<i32>().unwrap() > max_blue {
[INFO] [stdout] 38 | |                             continue 'outer;
[INFO] [stdout] 39 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 36 ~                     "blue"
[INFO] [stdout] 37 ~                         if vec[0].parse::<i32>().unwrap() > max_blue => {
[INFO] [stdout] 38 |                             continue 'outer;
[INFO] [stdout] 39 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                         if vec[0].parse::<i32>().unwrap() > max_green {
[INFO] [stdout] 43 | |                             continue 'outer;
[INFO] [stdout] 44 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 41 ~                     "green"
[INFO] [stdout] 42 ~                         if vec[0].parse::<i32>().unwrap() > max_green => {
[INFO] [stdout] 43 |                             continue 'outer;
[INFO] [stdout] 44 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this operation has no effect
[INFO] [stdout]   --> src/bin/day4.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 .increment(card.borrow().count * 1);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `card.borrow().count`
[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: this `.fold` can be written more succinctly using another method
[INFO] [stdout]   --> src/bin/day4.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 |         .fold(0, |acc, value| acc + value);
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum::<usize>()`
[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: iterating on a map's values
[INFO] [stdout]   --> src/bin/day4.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |       many_scratches_collector += cards
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 86 | |         .iter()
[INFO] [stdout] 87 | |         .map(|(_key, value)| value.borrow().count)
[INFO] [stdout]    | |__________________________________________________^ help: try: `cards.values().map(|value| value.borrow().count)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_kv_map
[INFO] [stdout]    = note: `#[warn(clippy::iter_kv_map)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/bin/day4.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         (*self).count += value;
[INFO] [stdout]    |         ^^^^^^^ help: try: `self`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]    = note: `#[warn(clippy::explicit_auto_deref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this operation has no effect
[INFO] [stdout]   --> src/bin/day4.rs:82:28
[INFO] [stdout]    |
[INFO] [stdout] 82 |                 .increment(card.borrow().count * 1);
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: consider reducing it to: `card.borrow().count`
[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: this `.fold` can be written more succinctly using another method
[INFO] [stdout]   --> src/bin/day4.rs:88:10
[INFO] [stdout]    |
[INFO] [stdout] 88 |         .fold(0, |acc, value| acc + value);
[INFO] [stdout]    |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum::<usize>()`
[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: iterating on a map's values
[INFO] [stdout]   --> src/bin/day4.rs:85:33
[INFO] [stdout]    |
[INFO] [stdout] 85 |       many_scratches_collector += cards
[INFO] [stdout]    |  _________________________________^
[INFO] [stdout] 86 | |         .iter()
[INFO] [stdout] 87 | |         .map(|(_key, value)| value.borrow().count)
[INFO] [stdout]    | |__________________________________________________^ help: try: `cards.values().map(|value| value.borrow().count)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_kv_map
[INFO] [stdout]    = note: `#[warn(clippy::iter_kv_map)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/day10.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut checker_queue: VecDeque<Pipe> = VecDeque::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `checker_queue`
[INFO] [stdout]    --> src/bin/day10.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut checker_queue: VecDeque<Pipe> = VecDeque::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_checker_queue`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `I` and `A` are never constructed
[INFO] [stdout]   --> src/bin/day10.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Dir {
[INFO] [stdout]    |      --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     I,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     A,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dir` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `connect` is never used
[INFO] [stdout]   --> src/bin/day10.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Connection {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn connect(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin/day10.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Pipe {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn new(x: usize, y: usize, pipe_type: PipeType) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_two` is never used
[INFO] [stdout]    --> src/bin/day10.rs:237:4
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn part_two() {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/bin/day10.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if !(character == '.') && !(character == 'S') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: try: `(character != '.')`
[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: this boolean expression can be simplified
[INFO] [stdout]    --> src/bin/day10.rs:110:43
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if !(character == '.') && !(character == 'S') {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^ help: try: `(character != 'S')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/bin/day10.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn get_nearby(x: usize, y: usize, grid: &Vec<Vec<char>>) -> [Option<Pipe>; 4] {
[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] 97 -     pub fn get_nearby(x: usize, y: usize, grid: &Vec<Vec<char>>) -> [Option<Pipe>; 4] {
[INFO] [stdout] 97 +     pub fn get_nearby(x: usize, y: usize, grid: &[Vec<char>]) -> [Option<Pipe>; 4] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Deref`
[INFO] [stdout]  --> src/bin/day10.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::Deref;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             return Ordering::Greater;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]     = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 190 -             return Ordering::Greater;
[INFO] [stdout] 190 +             Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             return Ordering::Less;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 192 -             return Ordering::Less;
[INFO] [stdout] 192 +             Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             return Ordering::Equal;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 204 -             return Ordering::Equal;
[INFO] [stdout] 204 +             Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/bin/day8.rs:70:40
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let starting_location: &Location = &map.iter().find(|pos| pos.position == "AAA").unwrap();
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: change this to: `map.iter().find(|pos| pos.position == "AAA").unwrap()`
[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 `.fold` can be written more succinctly using another method
[INFO] [stdout]    --> src/bin/day7.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 212 |         .fold(0, |acc, val| acc + val)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum()`
[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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:106:20
[INFO] [stdout]     |
[INFO] [stdout] 106 | fn get_path(lines: &Vec<String>) -> Vec<Movement> {
[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] 106 - fn get_path(lines: &Vec<String>) -> Vec<Movement> {
[INFO] [stdout] 106 + fn get_path(lines: &[String]) -> Vec<Movement> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:114:19
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn get_map(lines: &Vec<String>) -> Vec<Location> {
[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] 114 - fn get_map(lines: &Vec<String>) -> Vec<Location> {
[INFO] [stdout] 114 + fn get_map(lines: &[String]) -> Vec<Location> {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 125 |     path: &Vec<Movement>,
[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] 125 -     path: &Vec<Movement>,
[INFO] [stdout] 125 +     path: &[Movement],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day8.rs:126:10
[INFO] [stdout]     |
[INFO] [stdout] 126 |     map: &Vec<Location>,
[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] 126 -     map: &Vec<Location>,
[INFO] [stdout] 126 +     map: &[Location],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/bin/day8.rs:140:36
[INFO] [stdout]     |
[INFO] [stdout] 140 |                   current_position = &map
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 141 | |                     .iter()
[INFO] [stdout] 142 | |                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 143 | |                     .unwrap();
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 140 ~                 current_position = map
[INFO] [stdout] 141 +                     .iter()
[INFO] [stdout] 142 +                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 143 ~                     .unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/bin/day8.rs:147:36
[INFO] [stdout]     |
[INFO] [stdout] 147 |                   current_position = &map
[INFO] [stdout]     |  ____________________________________^
[INFO] [stdout] 148 | |                     .iter()
[INFO] [stdout] 149 | |                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 150 | |                     .unwrap();
[INFO] [stdout]     | |_____________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 147 ~                 current_position = map
[INFO] [stdout] 148 +                     .iter()
[INFO] [stdout] 149 +                     .find(|pos| pos.position == *next_position)
[INFO] [stdout] 150 ~                     .unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day8.rs:181:5
[INFO] [stdout]     |
[INFO] [stdout] 181 |     return num2;
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]     = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 181 -     return num2;
[INFO] [stdout] 181 +     num2
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 return Ordering::Greater;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 286 -                 return Ordering::Greater;
[INFO] [stdout] 286 +                 Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:288:17
[INFO] [stdout]     |
[INFO] [stdout] 288 |                 return Ordering::Less;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 288 -                 return Ordering::Less;
[INFO] [stdout] 288 +                 Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:291:21
[INFO] [stdout]     |
[INFO] [stdout] 291 |                     return Ordering::Greater;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 291 -                     return Ordering::Greater;
[INFO] [stdout] 291 +                     Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     return Ordering::Less;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 293 -                     return Ordering::Less;
[INFO] [stdout] 293 +                     Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:295:21
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     return Ordering::Equal;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 295 -                     return Ordering::Equal;
[INFO] [stdout] 295 +                     Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PatternID`
[INFO] [stdout]  --> src/bin/day1.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use aho_corasick::{AhoCorasick, PatternID};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PatternID`
[INFO] [stdout]  --> src/bin/day1.rs:5:33
[INFO] [stdout]   |
[INFO] [stdout] 5 | use aho_corasick::{AhoCorasick, PatternID};
[INFO] [stdout]   |                                 ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day1.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut lines_iter = reader.lines().map(|l| l.unwrap());
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |             return Ordering::Greater;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 468 -             return Ordering::Greater;
[INFO] [stdout] 468 +             Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             return Ordering::Less;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 470 -             return Ordering::Less;
[INFO] [stdout] 470 +             Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |             return Ordering::Equal;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 482 -             return Ordering::Equal;
[INFO] [stdout] 482 +             Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.fold` can be written more succinctly using another method
[INFO] [stdout]    --> src/bin/day7.rs:492:10
[INFO] [stdout]     |
[INFO] [stdout] 492 |         .fold(0, |acc, val| acc + val)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day1.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let mut lines_iter = reader.lines().map(|l| l.unwrap());
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_lines`
[INFO] [stdout]   --> src/bin/day5.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let total_lines = lines.len();
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_lines`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 | /                         if vec[0].parse::<i32>().unwrap() > max_red {
[INFO] [stdout] 33 | |                             continue 'outer;
[INFO] [stdout] 34 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_match)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 31 ~                     "red"
[INFO] [stdout] 32 ~                         if vec[0].parse::<i32>().unwrap() > max_red => {
[INFO] [stdout] 33 |                             continue 'outer;
[INFO] [stdout] 34 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:37:25
[INFO] [stdout]    |
[INFO] [stdout] 37 | /                         if vec[0].parse::<i32>().unwrap() > max_blue {
[INFO] [stdout] 38 | |                             continue 'outer;
[INFO] [stdout] 39 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 36 ~                     "blue"
[INFO] [stdout] 37 ~                         if vec[0].parse::<i32>().unwrap() > max_blue => {
[INFO] [stdout] 38 |                             continue 'outer;
[INFO] [stdout] 39 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` can be collapsed into the outer `match`
[INFO] [stdout]   --> src/bin/day2.rs:42:25
[INFO] [stdout]    |
[INFO] [stdout] 42 | /                         if vec[0].parse::<i32>().unwrap() > max_green {
[INFO] [stdout] 43 | |                             continue 'outer;
[INFO] [stdout] 44 | |                         }
[INFO] [stdout]    | |_________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_match
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]    |
[INFO] [stdout] 41 ~                     "green"
[INFO] [stdout] 42 ~                         if vec[0].parse::<i32>().unwrap() > max_green => {
[INFO] [stdout] 43 |                             continue 'outer;
[INFO] [stdout] 44 ~                         }
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of a legacy numeric constant
[INFO] [stdout]   --> src/bin/day5.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut lowest_seed = std::usize::MAX;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#legacy_numeric_constants
[INFO] [stdout]    = note: `#[warn(clippy::legacy_numeric_constants)]` on by default
[INFO] [stdout] help: use the associated constant instead
[INFO] [stdout]    |
[INFO] [stdout] 27 -     let mut lowest_seed = std::usize::MAX;
[INFO] [stdout] 27 +     let mut lowest_seed = usize::MAX;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/day10.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut checker_queue: VecDeque<Pipe> = VecDeque::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `checker_queue`
[INFO] [stdout]    --> src/bin/day10.rs:173:9
[INFO] [stdout]     |
[INFO] [stdout] 173 |     let mut checker_queue: VecDeque<Pipe> = VecDeque::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_checker_queue`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) 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/bin/day5.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let final_loc = seed_to_loc_mapper(&seed, &blocks);
[INFO] [stdout]    |                                            ^^^^^ help: change this to: `seed`
[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: variants `I` and `A` are never constructed
[INFO] [stdout]   --> src/bin/day10.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  7 | enum Dir {
[INFO] [stdout]    |      --- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 12 |     I,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     A,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Dir` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `connect` is never used
[INFO] [stdout]   --> src/bin/day10.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | impl Connection {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 27 |     fn connect(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin/day10.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 79 | impl Pipe {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 89 |     pub fn new(x: usize, y: usize, pipe_type: PipeType) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_two` is never used
[INFO] [stdout]    --> src/bin/day10.rs:237:4
[INFO] [stdout]     |
[INFO] [stdout] 237 | fn part_two() {}
[INFO] [stdout]     |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: length comparison to zero
[INFO] [stdout]   --> src/bin/day5.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 |         while seed_ranges.len() > 0 {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!seed_ranges.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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day5.rs:142:47
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn seed_to_loc_mapper(seed: &usize, mappings: &Vec<Block>) -> 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] 142 - fn seed_to_loc_mapper(seed: &usize, mappings: &Vec<Block>) -> usize {
[INFO] [stdout] 142 + fn seed_to_loc_mapper(seed: &usize, mappings: &[Block]) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/bin/day5.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 | /         match found_val {
[INFO] [stdout] 150 | |             Some(x) => {
[INFO] [stdout] 151 | |                 let dest_value = x.dest_start + (calculated_value - x.src_start);
[INFO] [stdout] 152 | |                 calculated_value = dest_value;
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |             None => {}
[INFO] [stdout] 155 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout]     = note: `#[warn(clippy::single_match)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 149 ~         if let Some(x) = found_val {
[INFO] [stdout] 150 +             let dest_value = x.dest_start + (calculated_value - x.src_start);
[INFO] [stdout] 151 +             calculated_value = dest_value;
[INFO] [stdout] 152 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]    --> src/bin/day10.rs:110:20
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if !(character == '.') && !(character == 'S') {
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^ help: try: `(character != '.')`
[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: this boolean expression can be simplified
[INFO] [stdout]    --> src/bin/day10.rs:110:43
[INFO] [stdout]     |
[INFO] [stdout] 110 |                 if !(character == '.') && !(character == 'S') {
[INFO] [stdout]     |                                           ^^^^^^^^^^^^^^^^^^^ help: try: `(character != 'S')`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/bin/day10.rs:97:49
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub fn get_nearby(x: usize, y: usize, grid: &Vec<Vec<char>>) -> [Option<Pipe>; 4] {
[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] 97 -     pub fn get_nearby(x: usize, y: usize, grid: &Vec<Vec<char>>) -> [Option<Pipe>; 4] {
[INFO] [stdout] 97 +     pub fn get_nearby(x: usize, y: usize, grid: &[Vec<char>]) -> [Option<Pipe>; 4] {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:190:13
[INFO] [stdout]     |
[INFO] [stdout] 190 |             return Ordering::Greater;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]     = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 190 -             return Ordering::Greater;
[INFO] [stdout] 190 +             Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:192:13
[INFO] [stdout]     |
[INFO] [stdout] 192 |             return Ordering::Less;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 192 -             return Ordering::Less;
[INFO] [stdout] 192 +             Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:204:13
[INFO] [stdout]     |
[INFO] [stdout] 204 |             return Ordering::Equal;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 204 -             return Ordering::Equal;
[INFO] [stdout] 204 +             Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.fold` can be written more succinctly using another method
[INFO] [stdout]    --> src/bin/day7.rs:212:10
[INFO] [stdout]     |
[INFO] [stdout] 212 |         .fold(0, |acc, val| acc + val)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum()`
[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: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:286:17
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 return Ordering::Greater;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 286 -                 return Ordering::Greater;
[INFO] [stdout] 286 +                 Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:288:17
[INFO] [stdout]     |
[INFO] [stdout] 288 |                 return Ordering::Less;
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 288 -                 return Ordering::Less;
[INFO] [stdout] 288 +                 Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:291:21
[INFO] [stdout]     |
[INFO] [stdout] 291 |                     return Ordering::Greater;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 291 -                     return Ordering::Greater;
[INFO] [stdout] 291 +                     Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:293:21
[INFO] [stdout]     |
[INFO] [stdout] 293 |                     return Ordering::Less;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 293 -                     return Ordering::Less;
[INFO] [stdout] 293 +                     Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:295:21
[INFO] [stdout]     |
[INFO] [stdout] 295 |                     return Ordering::Equal;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 295 -                     return Ordering::Equal;
[INFO] [stdout] 295 +                     Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:468:13
[INFO] [stdout]     |
[INFO] [stdout] 468 |             return Ordering::Greater;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 468 -             return Ordering::Greater;
[INFO] [stdout] 468 +             Ordering::Greater
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:470:13
[INFO] [stdout]     |
[INFO] [stdout] 470 |             return Ordering::Less;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 470 -             return Ordering::Less;
[INFO] [stdout] 470 +             Ordering::Less
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/bin/day7.rs:482:13
[INFO] [stdout]     |
[INFO] [stdout] 482 |             return Ordering::Equal;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 482 -             return Ordering::Equal;
[INFO] [stdout] 482 +             Ordering::Equal
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `.fold` can be written more succinctly using another method
[INFO] [stdout]    --> src/bin/day7.rs:492:10
[INFO] [stdout]     |
[INFO] [stdout] 492 |         .fold(0, |acc, val| acc + val)
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `sum()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_fold
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `total_lines`
[INFO] [stdout]   --> src/bin/day5.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |     let total_lines = lines.len();
[INFO] [stdout]    |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_total_lines`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of a legacy numeric constant
[INFO] [stdout]   --> src/bin/day5.rs:27:27
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut lowest_seed = std::usize::MAX;
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#legacy_numeric_constants
[INFO] [stdout]    = note: `#[warn(clippy::legacy_numeric_constants)]` on by default
[INFO] [stdout] help: use the associated constant instead
[INFO] [stdout]    |
[INFO] [stdout] 27 -     let mut lowest_seed = std::usize::MAX;
[INFO] [stdout] 27 +     let mut lowest_seed = usize::MAX;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/bin/day5.rs:81:44
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let final_loc = seed_to_loc_mapper(&seed, &blocks);
[INFO] [stdout]    |                                            ^^^^^ help: change this to: `seed`
[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: length comparison to zero
[INFO] [stdout]   --> src/bin/day5.rs:95:15
[INFO] [stdout]    |
[INFO] [stdout] 95 |         while seed_ranges.len() > 0 {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^ help: using `!is_empty` is clearer and more explicit: `!seed_ranges.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: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/bin/day5.rs:142:47
[INFO] [stdout]     |
[INFO] [stdout] 142 | fn seed_to_loc_mapper(seed: &usize, mappings: &Vec<Block>) -> 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] 142 - fn seed_to_loc_mapper(seed: &usize, mappings: &Vec<Block>) -> usize {
[INFO] [stdout] 142 + fn seed_to_loc_mapper(seed: &usize, mappings: &[Block]) -> usize {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/bin/day5.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 | /         match found_val {
[INFO] [stdout] 150 | |             Some(x) => {
[INFO] [stdout] 151 | |                 let dest_value = x.dest_start + (calculated_value - x.src_start);
[INFO] [stdout] 152 | |                 calculated_value = dest_value;
[INFO] [stdout] 153 | |             }
[INFO] [stdout] 154 | |             None => {}
[INFO] [stdout] 155 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout]     = note: `#[warn(clippy::single_match)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 149 ~         if let Some(x) = found_val {
[INFO] [stdout] 150 +             let dest_value = x.dest_start + (calculated_value - x.src_start);
[INFO] [stdout] 151 +             calculated_value = dest_value;
[INFO] [stdout] 152 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "b0cc0ac4d62dad0e448fce4fa01adfa08c9d23585ec6d63a38d53e61e2eb1235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0cc0ac4d62dad0e448fce4fa01adfa08c9d23585ec6d63a38d53e61e2eb1235", kill_on_drop: false }`
[INFO] [stdout] b0cc0ac4d62dad0e448fce4fa01adfa08c9d23585ec6d63a38d53e61e2eb1235