[INFO] cloning repository https://github.com/Dominyks/AdventOfCode2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dominyks/AdventOfCode2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominyks%2FAdventOfCode2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominyks%2FAdventOfCode2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f77206c4e5b2aa947b60847ce102f803b7ccfd77
[INFO] checking Dominyks/AdventOfCode2023 against master#292be5c7c05138d753bbd4b30db7a3f1a5c914f7 for pr-148271
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDominyks%2FAdventOfCode2023" "/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/Dominyks/AdventOfCode2023
[INFO] finished tweaking git repo https://github.com/Dominyks/AdventOfCode2023
[INFO] tweaked toml for git repo https://github.com/Dominyks/AdventOfCode2023 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Dominyks/AdventOfCode2023 on toolchain 292be5c7c05138d753bbd4b30db7a3f1a5c914f7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Dominyks/AdventOfCode2023 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" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6fc4b9f3df4567d54cbc8221a452122de76d36021b23cfd477440ac4a9eb539
[INFO] running `Command { std: "docker" "start" "-a" "a6fc4b9f3df4567d54cbc8221a452122de76d36021b23cfd477440ac4a9eb539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6fc4b9f3df4567d54cbc8221a452122de76d36021b23cfd477440ac4a9eb539", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fc4b9f3df4567d54cbc8221a452122de76d36021b23cfd477440ac4a9eb539", kill_on_drop: false }`
[INFO] [stdout] a6fc4b9f3df4567d54cbc8221a452122de76d36021b23cfd477440ac4a9eb539
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+292be5c7c05138d753bbd4b30db7a3f1a5c914f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c67e854880b36656cbb4667a85bcc514bfd022f291234975c0eda54b10cd7865
[INFO] running `Command { std: "docker" "start" "-a" "c67e854880b36656cbb4667a85bcc514bfd022f291234975c0eda54b10cd7865", kill_on_drop: false }`
[INFO] [stderr]     Checking file_parser v0.1.0 (/opt/rustwide/workdir/file_parser)
[INFO] [stderr]     Checking advent_of_code_2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/bin/day_8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/bin/day_8.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 |     while (b != 0) {
[INFO] [stdout]    |           ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -     while (b != 0) {
[INFO] [stdout] 38 +     while b != 0  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bin/day_8.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     (a * b / gcd(a, b))
[INFO] [stdout]    |     ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     (a * b / gcd(a, b))
[INFO] [stdout] 48 +     a * b / gcd(a, b) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_9.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut curr = &mut history_rows[i];
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_8.rs:30:64
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let steps_to_find_z:Vec<_> = current_locations.iter().map(|mut x| get_z_find_step_count(x, directions, maps)).collect();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_8.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut steps:i64 = 0;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `steps`
[INFO] [stdout]   --> src/bin/day_8.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut steps:i64 = 0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_steps`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/bin/day_8.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let count = current_locations.len();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `END_LOCATION_ENDING` is never used
[INFO] [stdout]   --> src/bin/day_8.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 |     const END_LOCATION_ENDING: char = 'Z';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `START_LOCATION_ENDING` is never used
[INFO] [stdout]   --> src/bin/day_8.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const START_LOCATION_ENDING: char = 'A';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::hash::Hash`
[INFO] [stdout]  --> src/bin/day_8.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::hash::Hash;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/bin/day_8.rs:38:11
[INFO] [stdout]    |
[INFO] [stdout] 38 |     while (b != 0) {
[INFO] [stdout]    |           ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 38 -     while (b != 0) {
[INFO] [stdout] 38 +     while b != 0  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/bin/day_8.rs:48:5
[INFO] [stdout]    |
[INFO] [stdout] 48 |     (a * b / gcd(a, b))
[INFO] [stdout]    |     ^                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     (a * b / gcd(a, b))
[INFO] [stdout] 48 +     a * b / gcd(a, b) 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/bin/day_3.rs:256:9
[INFO] [stdout]     |
[INFO] [stdout] 256 |     use super::*;
[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/day_8.rs:30:64
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let steps_to_find_z:Vec<_> = current_locations.iter().map(|mut x| get_z_find_step_count(x, directions, maps)).collect();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_8.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut steps:i64 = 0;
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `steps`
[INFO] [stdout]   --> src/bin/day_8.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 17 |     let mut steps:i64 = 0;
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_steps`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `count`
[INFO] [stdout]   --> src/bin/day_8.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     let count = current_locations.len();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_count`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/bin/day_3.rs:66:8
[INFO] [stdout]    |
[INFO] [stdout] 66 |     if row_i < 0 || column_i < 0 || row_i > (arr_length - 1).try_into().unwrap() || column_i > (arr_width - 1).try_into().unwrap() {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/bin/day_3.rs:64:8
[INFO] [stdout]    |
[INFO] [stdout] 64 | #[warn(unused_comparisons)]
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: comparison is useless due to type limits
[INFO] [stdout]   --> src/bin/day_3.rs:66:21
[INFO] [stdout]    |
[INFO] [stdout] 66 |     if row_i < 0 || column_i < 0 || row_i > (arr_length - 1).try_into().unwrap() || column_i > (arr_width - 1).try_into().unwrap() {
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/bin/day_6.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `END_LOCATION_ENDING` is never used
[INFO] [stdout]   --> src/bin/day_8.rs:19:11
[INFO] [stdout]    |
[INFO] [stdout] 19 |     const END_LOCATION_ENDING: char = 'Z';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `START_LOCATION_ENDING` is never used
[INFO] [stdout]   --> src/bin/day_8.rs:52:11
[INFO] [stdout]    |
[INFO] [stdout] 52 |     const START_LOCATION_ENDING: char = 'A';
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `add` in this scope
[INFO] [stdout]    --> src/bin/day_3.rs:260:22
[INFO] [stdout]     |
[INFO] [stdout] 260 |         let result = add(2, 2);
[INFO] [stdout]     |                      ^^^ not found in this scope
[INFO] [stdout]     |
[INFO] [stdout] help: use the `.` operator to call the method `Add::add` on `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] 260 -         let result = add(2, 2);
[INFO] [stdout] 260 +         let result = 2.add(2);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `strongest_hand_num`
[INFO] [stdout]    --> src/bin/day_7.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let strongest_hand_num = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_strongest_hand_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction::*`
[INFO] [stdout]    --> src/bin/day_10.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         use Direction::*;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stdout] warning: field `map_name` is never read
[INFO] [stdout]    --> src/bin/day_5.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct FromToMap<'a> {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 143 |     map_name: &'a str,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FromToMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/bin/day_5.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[warn(dead_code)]
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code_2023` (bin "day_3" test) due to 1 previous error; 1 warning emitted
[INFO] [stdout] warning: field `map_name` is never read
[INFO] [stdout]    --> src/bin/day_5.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 142 | struct FromToMap<'a> {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 143 |     map_name: &'a str,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FromToMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/bin/day_5.rs:141:8
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[warn(dead_code)]
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/bin/day_6.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Add;
[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 variable: `strongest_hand_num`
[INFO] [stdout]    --> src/bin/day_7.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |         let strongest_hand_num = 0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_strongest_hand_num`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `is_inside` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day_10.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut is_inside = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_is_inside` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_inside` is never read
[INFO] [stdout]   --> src/bin/day_10.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         is_inside = true;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_inside` is never read
[INFO] [stdout]   --> src/bin/day_10.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |                         is_inside = false;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/day_9.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |         let mut curr = &mut history_rows[i];
[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: unreachable pattern
[INFO] [stdout]    --> src/bin/day_10.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             _ => unreachable!()
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/bin/day_10.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Direction::Up => (-1, 0),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 173 |             Direction::Down => (1, 0),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 174 |             Direction::Left => (0, -1),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 175 |             Direction::Right => (0, 1),
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout] 176 |             _ => unreachable!()
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/day_10.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let n_row = if let Some(x) = maze.get(n_row) {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/day_10.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |         let n_column = if let Some(x) = maze[n_row].get(n_column) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Direction::*`
[INFO] [stdout]    --> src/bin/day_10.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |         use Direction::*;
[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 `is_inside` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day_10.rs:25:13
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let mut is_inside = false;
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_is_inside` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_inside` is never read
[INFO] [stdout]   --> src/bin/day_10.rs:34:25
[INFO] [stdout]    |
[INFO] [stdout] 34 |                         is_inside = true;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `is_inside` is never read
[INFO] [stdout]   --> src/bin/day_10.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 |                         is_inside = false;
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/bin/day_10.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 176 |             _ => unreachable!()
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/bin/day_10.rs:176:13
[INFO] [stdout]     |
[INFO] [stdout] 172 |             Direction::Up => (-1, 0),
[INFO] [stdout]     |             ------------- matches some of the same values
[INFO] [stdout] 173 |             Direction::Down => (1, 0),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 174 |             Direction::Left => (0, -1),
[INFO] [stdout]     |             --------------- matches some of the same values
[INFO] [stdout] 175 |             Direction::Right => (0, 1),
[INFO] [stdout]     |             ---------------- matches some of the same values
[INFO] [stdout] 176 |             _ => unreachable!()
[INFO] [stdout]     |             ^ collectively making this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/day_10.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 |         let n_row = if let Some(x) = maze.get(n_row) {
[INFO] [stdout]     |                                 ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/bin/day_10.rs:201:36
[INFO] [stdout]     |
[INFO] [stdout] 201 |         let n_column = if let Some(x) = maze[n_row].get(n_column) {
[INFO] [stdout]     |                                    ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c67e854880b36656cbb4667a85bcc514bfd022f291234975c0eda54b10cd7865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c67e854880b36656cbb4667a85bcc514bfd022f291234975c0eda54b10cd7865", kill_on_drop: false }`
[INFO] [stdout] c67e854880b36656cbb4667a85bcc514bfd022f291234975c0eda54b10cd7865
