[INFO] cloning repository https://github.com/kamilWyszynski1/AoC2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kamilWyszynski1/AoC2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkamilWyszynski1%2FAoC2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkamilWyszynski1%2FAoC2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d22c6dfbac3ee83212e53917592658f6c9af6fbf
[INFO] testing kamilWyszynski1/AoC2023 against 1.97.0-beta.6 for beta-1.98-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkamilWyszynski1%2FAoC2023" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kamilWyszynski1/AoC2023
[INFO] finished tweaking git repo https://github.com/kamilWyszynski1/AoC2023
[INFO] tweaked toml for git repo https://github.com/kamilWyszynski1/AoC2023 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kamilWyszynski1/AoC2023 on toolchain 1.97.0-beta.6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kamilWyszynski1/AoC2023 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" "+1.97.0-beta.6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deprecate-until v0.1.1
[INFO] [stderr]   Downloaded itertools v0.12.0
[INFO] [stderr]   Downloaded pathfinding v4.6.0
[INFO] [stderr]   Downloaded syn v2.0.41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c
[INFO] running `Command { std: "docker" "start" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling semver v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.51
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling itertools v0.12.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.41
[INFO] [stderr]    Compiling indexmap v2.1.0
[INFO] [stderr]    Compiling integer-sqrt v0.1.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.51
[INFO] [stderr]    Compiling deprecate-until v0.1.1
[INFO] [stderr]    Compiling pathfinding v4.6.0
[INFO] [stderr]    Compiling aoc-2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::Edge`
[INFO] [stdout]    --> src/day10.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |     use super::Edge;
[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: `crate::day10::is_inside`
[INFO] [stdout]    --> src/day10.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |     use crate::day10::is_inside;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::day15::hash`
[INFO] [stdout]   --> src/day15.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     use crate::day15::hash;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::Coordinate`
[INFO] [stdout]    --> src/day18.rs:154:9
[INFO] [stdout]     |
[INFO] [stdout] 154 |     use super::Coordinate;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `polygon_area` and `shoelace_formula`
[INFO] [stdout]    --> src/day18.rs:155:24
[INFO] [stdout]     |
[INFO] [stdout] 155 |     use crate::day18::{polygon_area, shoelace_formula};
[INFO] [stdout]     |                        ^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/day2.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     'lines: for line in reader.lines() {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/day2.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let (game, rest) = line.split_once(": ").context("could not split")?;
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/day6.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let res = 0;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/day7.rs:147:43
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   .filter(|(k, v)| *v == 3)
[INFO] [stdout]     |                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `K`
[INFO] [stdout]     |
[INFO] [stdout] 147 -                                 .filter(|(k, v)| *v == 3)
[INFO] [stdout] 147 +                                 .filter(|(day7::Card::K, v)| *v == 3)
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 147 |                                 .filter(|(_k, v)| *v == 3)
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut res = 0;
[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: `res`
[INFO] [stdout]   --> src/day8.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut res = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/day8.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let res = 0;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day12.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let cp = left.clone();
[INFO] [stdout]    |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day12.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let cpr = right.clone();
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/day12.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |     gen(&pattern.clone().replacen("?", ".", 1), generated);
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/day12.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     gen(&pattern.clone().replacen("?", "#", 1), generated);
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.17s
[INFO] running `Command { std: "docker" "inspect" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr]    Compiling aoc-2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `shoelace_formula`
[INFO] [stdout]    --> src/day18.rs:155:38
[INFO] [stdout]     |
[INFO] [stdout] 155 |     use crate::day18::{polygon_area, shoelace_formula};
[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 label
[INFO] [stdout]   --> src/day2.rs:68:5
[INFO] [stdout]    |
[INFO] [stdout] 68 |     'lines: for line in reader.lines() {
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/day2.rs:71:14
[INFO] [stdout]    |
[INFO] [stdout] 71 |         let (game, rest) = line.split_once(": ").context("could not split")?;
[INFO] [stdout]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]   --> src/day6.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |     let res = 0;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/day7.rs:147:43
[INFO] [stdout]     |
[INFO] [stdout] 147 | ...                   .filter(|(k, v)| *v == 3)
[INFO] [stdout]     |                                 ^
[INFO] [stdout]     |
[INFO] [stdout] help: you might have meant to pattern match on the similarly named variant `K`
[INFO] [stdout]     |
[INFO] [stdout] 147 -                                 .filter(|(k, v)| *v == 3)
[INFO] [stdout] 147 +                                 .filter(|(day7::Card::K, v)| *v == 3)
[INFO] [stdout]     |
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]     |
[INFO] [stdout] 147 |                                 .filter(|(_k, v)| *v == 3)
[INFO] [stdout]     |                                           +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day8.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut res = 0;
[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: `res`
[INFO] [stdout]   --> src/day8.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 59 |     let mut res = 0;
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]    --> src/day8.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let res = 0;
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day12.rs:60:26
[INFO] [stdout]    |
[INFO] [stdout] 60 |             let cp = left.clone();
[INFO] [stdout]    |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/day12.rs:61:28
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let cpr = right.clone();
[INFO] [stdout]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/day12.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |     gen(&pattern.clone().replacen("?", ".", 1), generated);
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/day12.rs:115:17
[INFO] [stdout]     |
[INFO] [stdout] 115 |     gen(&pattern.clone().replacen("?", "#", 1), generated);
[INFO] [stdout]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c" "/opt/rustwide/cargo-home/bin/cargo" "+1.97.0-beta.6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unused manifest key: rust
[INFO] [stderr] warning: unused import: `shoelace_formula`
[INFO] [stderr]    --> src/day18.rs:155:38
[INFO] [stderr]     |
[INFO] [stderr] 155 |     use crate::day18::{polygon_area, shoelace_formula};
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused label
[INFO] [stderr]   --> src/day2.rs:68:5
[INFO] [stderr]    |
[INFO] [stderr] 68 |     'lines: for line in reader.lines() {
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `game`
[INFO] [stderr]   --> src/day2.rs:71:14
[INFO] [stderr]    |
[INFO] [stderr] 71 |         let (game, rest) = line.split_once(": ").context("could not split")?;
[INFO] [stderr]    |              ^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/day6.rs:13:9
[INFO] [stderr]    |
[INFO] [stderr] 13 |     let res = 0;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `k`
[INFO] [stderr]    --> src/day7.rs:147:43
[INFO] [stderr]     |
[INFO] [stderr] 147 | ...                   .filter(|(k, v)| *v == 3)
[INFO] [stderr]     |                                 ^
[INFO] [stderr]     |
[INFO] [stderr] help: you might have meant to pattern match on the similarly named variant `K`
[INFO] [stderr]     |
[INFO] [stderr] 147 -                                 .filter(|(k, v)| *v == 3)
[INFO] [stderr] 147 +                                 .filter(|(day7::Card::K, v)| *v == 3)
[INFO] [stderr]     |
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]     |
[INFO] [stderr] 147 |                                 .filter(|(_k, v)| *v == 3)
[INFO] [stderr]     |                                           +
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/day8.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut res = 0;
[INFO] [stderr]    |         ----^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]   --> src/day8.rs:59:9
[INFO] [stderr]    |
[INFO] [stderr] 59 |     let mut res = 0;
[INFO] [stderr]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `res`
[INFO] [stderr]    --> src/day8.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |     let res = 0;
[INFO] [stderr]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/day12.rs:60:26
[INFO] [stderr]    |
[INFO] [stderr] 60 |             let cp = left.clone();
[INFO] [stderr]    |                          ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]   --> src/day12.rs:61:28
[INFO] [stderr]    |
[INFO] [stderr] 61 |             let cpr = right.clone();
[INFO] [stderr]    |                            ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]    |
[INFO] [stderr]    = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/day12.rs:114:17
[INFO] [stderr]     |
[INFO] [stderr] 114 |     gen(&pattern.clone().replacen("?", ".", 1), generated);
[INFO] [stderr]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/day12.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |     gen(&pattern.clone().replacen("?", "#", 1), generated);
[INFO] [stderr]     |                 ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `str` does not implement `Clone`, so calling `clone` on `&str` copies the reference, which does not do anything and can be removed
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc-2023` (bin "aoc-2023" test) generated 12 warnings (run `cargo fix --bin "aoc-2023" -p aoc-2023 --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc_2023-308d6da03e25918f)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test day15::tests::test_hash ... ok
[INFO] [stdout] test day7::tests::test_card_order ... ok
[INFO] [stdout] test day7::tests::test_type_order ... ok
[INFO] [stdout] test day18::tests::test_polygon_area ... ok
[INFO] [stdout] test day10::tests::test_is_inside ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c", kill_on_drop: false }`
[INFO] [stdout] 6fed80a9fd10a7adbd1b472d3c3c4f8ac22137ebd8874ea5cb24ca53597f431c
