[INFO] cloning repository https://github.com/korvus81/aoc2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/korvus81/aoc2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkorvus81%2Faoc2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkorvus81%2Faoc2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 19aa246a95fd28e3421b3484764beef90bad550d
[INFO] checking korvus81/aoc2024 against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkorvus81%2Faoc2024" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/korvus81/aoc2024
[INFO] finished tweaking git repo https://github.com/korvus81/aoc2024
[INFO] tweaked toml for git repo https://github.com/korvus81/aoc2024 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/korvus81/aoc2024 on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/korvus81/aoc2024 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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking korvus81/aoc2024 against try#0c70cfbec949d241375e31c5a42066be70c720fc for pr-149681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkorvus81%2Faoc2024" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/korvus81/aoc2024
[INFO] finished tweaking git repo https://github.com/korvus81/aoc2024
[INFO] tweaked toml for git repo https://github.com/korvus81/aoc2024 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/korvus81/aoc2024 on toolchain 0c70cfbec949d241375e31c5a42066be70c720fc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/korvus81/aoc2024 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" "+0c70cfbec949d241375e31c5a42066be70c720fc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memoize v0.4.2
[INFO] [stderr]   Downloaded memoize-inner v0.4.3
[INFO] [stderr]   Downloaded deprecate-until v0.1.1
[INFO] [stderr]   Downloaded z3 v0.12.1
[INFO] [stderr]   Downloaded disjoint v0.8.0
[INFO] [stderr]   Downloaded eqsolver v0.2.0
[INFO] [stderr]   Downloaded safe_arch v0.7.2
[INFO] [stderr]   Downloaded pathfinding v4.12.0
[INFO] [stderr]   Downloaded wide v0.7.30
[INFO] [stderr]   Downloaded z3-sys v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1b8e8ec295e59efa407f0ed65c548a29dedeb661e4cc0a26eb82fdd958cd4a4
[INFO] running `Command { std: "docker" "start" "-a" "b1b8e8ec295e59efa407f0ed65c548a29dedeb661e4cc0a26eb82fdd958cd4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1b8e8ec295e59efa407f0ed65c548a29dedeb661e4cc0a26eb82fdd958cd4a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b8e8ec295e59efa407f0ed65c548a29dedeb661e4cc0a26eb82fdd958cd4a4", kill_on_drop: false }`
[INFO] [stdout] b1b8e8ec295e59efa407f0ed65c548a29dedeb661e4cc0a26eb82fdd958cd4a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0c70cfbec949d241375e31c5a42066be70c720fc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 269a1779f12affbc6a6f57ee59fe89d35fddc52d6baff3fda4d660e1e5584af7
[INFO] running `Command { std: "docker" "start" "-a" "269a1779f12affbc6a6f57ee59fe89d35fddc52d6baff3fda4d660e1e5584af7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]     Checking foldhash v0.1.3
[INFO] [stderr]    Compiling bindgen v0.66.1
[INFO] [stderr]     Checking bytemuck v1.20.0
[INFO] [stderr]    Compiling bitflags v2.6.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.9
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking smallvec v1.11.2
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]    Compiling rustix v0.38.41
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]     Checking hashbrown v0.15.2
[INFO] [stderr]     Checking safe_arch v0.7.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling thiserror v2.0.7
[INFO] [stderr]     Checking castaway v0.2.3
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]     Checking compact_str v0.8.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking unicode-width v0.2.0
[INFO] [stderr]     Checking indexmap v2.7.0
[INFO] [stderr]     Checking wide v0.7.30
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]     Checking rustc-hash v2.1.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking tinyjson v2.5.1
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling clang-sys v1.8.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking signal-hook-registry v1.4.2
[INFO] [stderr]     Checking signal-hook v0.3.17
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.4
[INFO] [stderr]     Checking petgraph v0.6.5
[INFO] [stderr]     Checking disjoint v0.8.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking lru v0.7.8
[INFO] [stderr]     Checking simba v0.9.0
[INFO] [stderr]    Compiling cexpr v0.6.0
[INFO] [stderr]     Checking num-rational v0.4.2
[INFO] [stderr]     Checking num v0.4.3
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]    Compiling memoize-inner v0.4.3
[INFO] [stderr]     Checking memoize v0.4.2
[INFO] [stderr]    Compiling darling_core v0.20.10
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling nalgebra-macros v0.2.2
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.7
[INFO] [stderr]    Compiling deprecate-until v0.1.1
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking pathfinding v4.12.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling darling_macro v0.20.10
[INFO] [stderr]     Checking nalgebra v0.33.2
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]    Compiling darling v0.20.10
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling instability v0.3.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking ratatui v0.29.0
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling z3-sys v0.8.1
[INFO] [stderr]     Checking eqsolver v0.2.0
[INFO] [stderr]     Checking z3 v0.12.1
[INFO] [stderr]     Checking advent_of_code v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/04.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let debug = (row == 3 && col == 6);
[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] 43 -             let debug = (row == 3 && col == 6);
[INFO] [stdout] 43 +             let debug = row == 3 && col == 6 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/bin/04.rs:43:25
[INFO] [stdout]    |
[INFO] [stdout] 43 |             let debug = (row == 3 && col == 6);
[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] 43 -             let debug = (row == 3 && col == 6);
[INFO] [stdout] 43 +             let debug = row == 3 && col == 6 ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/07.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if (can_work(tot, nums)) {
[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] 29 -         if (can_work(tot, nums)) {
[INFO] [stdout] 29 +         if can_work(tot, nums)  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/07.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |         if (can_work2(tot, nums)) {
[INFO] [stdout]     |            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 -         if (can_work2(tot, nums)) {
[INFO] [stdout] 107 +         if can_work2(tot, nums)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/bin/15.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[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 `if` condition
[INFO] [stdout]    --> src/bin/08.rs:143:24
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     if (poss_fwd.0 < 0
[INFO] [stdout]     |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 146 |                         || poss_fwd.1 >= rows)
[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] 143 ~                     if poss_fwd.0 < 0
[INFO] [stdout] 144 |                         || poss_fwd.1 < 0
[INFO] [stdout] 145 |                         || poss_fwd.0 >= cols
[INFO] [stdout] 146 ~                         || poss_fwd.1 >= rows 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/08.rs:158:24
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     if (poss_bwd.0 < 0
[INFO] [stdout]     |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 161 |                         || poss_bwd.1 >= rows)
[INFO] [stdout]     |                                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 ~                     if poss_bwd.0 < 0
[INFO] [stdout] 159 |                         || poss_bwd.1 < 0
[INFO] [stdout] 160 |                         || poss_bwd.0 >= cols
[INFO] [stdout] 161 ~                         || poss_bwd.1 >= rows 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/06.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[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/05.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 while (!check_ordering(&rules, &ord)) {
[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] 90 -                 while (!check_ordering(&rules, &ord)) {
[INFO] [stdout] 90 +                 while !check_ordering(&rules, &ord)  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/05.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 | ...                   if (*r1 == left_pg && *r0 == right_pg) {
[INFO] [stdout]    |                          ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                                 if (*r1 == left_pg && *r0 == right_pg) {
[INFO] [stdout] 96 +                                 if *r1 == left_pg && *r0 == right_pg  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/bin/15.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::min;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prize` is never read
[INFO] [stdout]   --> src/bin/13.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut prize = "".to_string();
[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: unused variable: `max_b`
[INFO] [stdout]   --> src/bin/13.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let max_b = min(
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `best_a_presses` is assigned to, but never used
[INFO] [stdout]   --> src/bin/13.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut best_a_presses = u64::MAX;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_best_a_presses` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `best_b_presses` is assigned to, but never used
[INFO] [stdout]   --> src/bin/13.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut best_b_presses = u64::MAX;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_best_b_presses` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `best_a_presses` is never read
[INFO] [stdout]   --> src/bin/13.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 best_a_presses = a_presses;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `best_b_presses` is never read
[INFO] [stdout]   --> src/bin/13.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 best_b_presses = b_presses;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 364 |         unreachable!();
[INFO] [stdout]     |         -------------- any code following this expression is unreachable
[INFO] [stdout] 365 |         return false; // at least one wall in the way
[INFO] [stdout]     |         ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALMOST_OFFSET` is never used
[INFO] [stdout]  --> src/bin/13.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const ALMOST_OFFSET: u64 = OFFSET - 1000;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `buttonA` should have a snake case name
[INFO] [stdout]   --> src/bin/13.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut buttonA = "".to_string();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `button_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `buttonB` should have a snake case name
[INFO] [stdout]   --> src/bin/13.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut buttonB = "".to_string();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `button_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `poss_bwd`
[INFO] [stdout]    --> src/bin/08.rs:133:21
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 let poss_bwd = (x1 - x_dist, y1 - y_dist);
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_poss_bwd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/02.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .map(|(first, second)| (*second - *first))
[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] 23 -                 .map(|(first, second)| (*second - *first))
[INFO] [stdout] 23 +                 .map(|(first, second)| *second - *first )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/02.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 .map(|(first, second)| (*second - *first))
[INFO] [stdout]    |                                        ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 .map(|(first, second)| (*second - *first))
[INFO] [stdout] 77 +                 .map(|(first, second)| *second - *first )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:403:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |             unreachable!();
[INFO] [stdout]     |             -------------- any code following this expression is unreachable
[INFO] [stdout] 403 |             return false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:418:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |             unreachable!();
[INFO] [stdout]     |             -------------- any code following this expression is unreachable
[INFO] [stdout] 418 |             return false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yen`
[INFO] [stdout]  --> src/bin/18.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pathfinding::prelude::{astar, yen};
[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 `Result` that must be used
[INFO] [stdout]    --> src/bin/08.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         stdout.reset();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let _ = stdout.reset();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/08.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     stdout.reset();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let _ = stdout.reset();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/06.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     mut guard_x: isize,
[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/06.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     mut guard_y: isize,
[INFO] [stdout]     |     ----^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/06.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     mut guard_dir: Dir,
[INFO] [stdout]     |     ----^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/bin/06.rs:192:22
[INFO] [stdout]     |
[INFO] [stdout] 192 |         .map(|(x, y, dir)| (*x, *y))
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (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/15.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[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: `width`
[INFO] [stdout]    --> src/bin/06.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let width = board[0].len() as isize;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/bin/06.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let height = board.len() as isize;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/06.rs:233:10
[INFO] [stdout]     |
[INFO] [stdout] 233 |     for (i, (vis_x, vis_y)) in visited.iter().enumerate() {
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]    --> src/bin/06.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let (v2, is_loop2) = get_visited_list(
[INFO] [stdout]     |              ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/15.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]    |                        ----^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `turn_left` is never used
[INFO] [stdout]   --> src/bin/06.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Dir {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/11.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     for i in 0..25 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/02.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 |                 .map(|(first, second)| (*second - *first))
[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] 23 -                 .map(|(first, second)| (*second - *first))
[INFO] [stdout] 23 +                 .map(|(first, second)| *second - *first )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/11.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut stones: Vec<u64> = input
[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/15.rs:210:10
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]     |          ----^^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/bin/02.rs:77:40
[INFO] [stdout]    |
[INFO] [stdout] 77 |                 .map(|(first, second)| (*second - *first))
[INFO] [stdout]    |                                        ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 77 -                 .map(|(first, second)| (*second - *first))
[INFO] [stdout] 77 +                 .map(|(first, second)| *second - *first )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/15.rs:210:24
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]     |                        ----^^^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/15.rs:268:33
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 let (mut box_x, mut box_y) = (robot_x2, robot_y2);
[INFO] [stdout]     |                                 ----^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:365:9
[INFO] [stdout]     |
[INFO] [stdout] 364 |         unreachable!();
[INFO] [stdout]     |         -------------- any code following this expression is unreachable
[INFO] [stdout] 365 |         return false; // at least one wall in the way
[INFO] [stdout]     |         ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:403:13
[INFO] [stdout]     |
[INFO] [stdout] 402 |             unreachable!();
[INFO] [stdout]     |             -------------- any code following this expression is unreachable
[INFO] [stdout] 403 |             return false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/06.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         stdout.reset();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let _ = stdout.reset();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/15.rs:418:13
[INFO] [stdout]     |
[INFO] [stdout] 417 |             unreachable!();
[INFO] [stdout]     |             -------------- any code following this expression is unreachable
[INFO] [stdout] 418 |             return false;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/06.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     stdout.reset();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let _ = stdout.reset();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `turn_left` and `turn_right` are never used
[INFO] [stdout]   --> src/bin/15.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Dir {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn turn_right(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/18.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (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/15.rs:79:10
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[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: `y`
[INFO] [stdout]   --> src/bin/18.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/15.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]    |                        ----^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/15.rs:210:10
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]     |          ----^^^^^^^^
[INFO] [stdout]     |          |
[INFO] [stdout]     |          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/18.rs:77:37
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/15.rs:210:24
[INFO] [stdout]     |
[INFO] [stdout] 210 |     let (mut robot_x2, mut robot_y2) = d.next_pos(robot_x as isize, robot_y as isize, 1);
[INFO] [stdout]     |                        ----^^^^^^^^
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/18.rs:76:40
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/15.rs:268:33
[INFO] [stdout]     |
[INFO] [stdout] 268 |                 let (mut box_x, mut box_y) = (robot_x2, robot_y2);
[INFO] [stdout]     |                                 ----^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let START_X = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let START_Y = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let END_X = MAX_X;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let END_Y = MAX_Y;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `STEPS` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let STEPS = if MAX_X == 6 { 12 } else { 1024 };
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `steps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let START_X = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let START_Y = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let END_X = MAX_X;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let END_Y = MAX_Y;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `turn_left` and `turn_right` are never used
[INFO] [stdout]   --> src/bin/15.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Dir {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 26 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     fn turn_right(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/16.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[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] 109 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 109 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/16.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 126 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/16.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[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] 109 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 109 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/16.rs:126:17
[INFO] [stdout]     |
[INFO] [stdout] 126 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 126 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 126 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/14.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[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: `DisjointSet`
[INFO] [stdout]  --> src/bin/12.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use disjoint::{DisjointSet, DisjointSetVec};
[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 `dir_penalty` is assigned to, but never used
[INFO] [stdout]   --> src/bin/16.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut dir_penalty = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_dir_penalty` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dir_penalty` is never read
[INFO] [stdout]   --> src/bin/16.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         dir_penalty += 1000;
[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 `dir_penalty` is never read
[INFO] [stdout]   --> src/bin/16.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         dir_penalty += 1000;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/06.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[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 `if` condition
[INFO] [stdout]    --> src/bin/08.rs:143:24
[INFO] [stdout]     |
[INFO] [stdout] 143 |                     if (poss_fwd.0 < 0
[INFO] [stdout]     |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 146 |                         || poss_fwd.1 >= rows)
[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] 143 ~                     if poss_fwd.0 < 0
[INFO] [stdout] 144 |                         || poss_fwd.1 < 0
[INFO] [stdout] 145 |                         || poss_fwd.0 >= cols
[INFO] [stdout] 146 ~                         || poss_fwd.1 >= rows 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/08.rs:158:24
[INFO] [stdout]     |
[INFO] [stdout] 158 |                     if (poss_bwd.0 < 0
[INFO] [stdout]     |                        ^
[INFO] [stdout] ...
[INFO] [stdout] 161 |                         || poss_bwd.1 >= rows)
[INFO] [stdout]     |                                              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 158 ~                     if poss_bwd.0 < 0
[INFO] [stdout] 159 |                         || poss_bwd.1 < 0
[INFO] [stdout] 160 |                         || poss_bwd.0 >= cols
[INFO] [stdout] 161 ~                         || poss_bwd.1 >= rows 
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/09.rs:186:24
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if (blklen - fileblocklen > 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] 186 -                     if (blklen - fileblocklen > 0) {
[INFO] [stdout] 186 +                     if blklen - fileblocklen > 0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pth`
[INFO] [stdout]    --> src/bin/16.rs:132:19
[INFO] [stdout]     |
[INFO] [stdout] 132 |         .filter(|(pth, cst)| *cst == best_cst)
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_pth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_pos` is never used
[INFO] [stdout]   --> src/bin/16.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Dir {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn next_pos(self, x: isize, y: isize, dist: isize) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_width`
[INFO] [stdout]   --> src/bin/14.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     map_width: i64,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_height`
[INFO] [stdout]    --> src/bin/14.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     map_height: i64,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_width`
[INFO] [stdout]    --> src/bin/14.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     map_width: i64,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_height`
[INFO] [stdout]    --> src/bin/14.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     map_height: i64,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dir_penalty` is assigned to, but never used
[INFO] [stdout]   --> src/bin/16.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let mut dir_penalty = 0;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_dir_penalty` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dir_penalty` is never read
[INFO] [stdout]   --> src/bin/16.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         dir_penalty += 1000;
[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 `dir_penalty` is never read
[INFO] [stdout]   --> src/bin/16.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         dir_penalty += 1000;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `LINE_RE` should have a snake case name
[INFO] [stdout]  --> src/bin/14.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let LINE_RE: Regex =
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `line_re`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_WIDTH` should have a snake case name
[INFO] [stdout]   --> src/bin/14.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to snake case: `map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_HEIGHT` should have a snake case name
[INFO] [stdout]   --> src/bin/14.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: convert the identifier to snake case: `map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_WIDTH` should have a snake case name
[INFO] [stdout]    --> src/bin/14.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_HEIGHT` should have a snake case name
[INFO] [stdout]    --> src/bin/14.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]     |                     ^^^^^^^^^^ help: convert the identifier to snake case: `map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pth`
[INFO] [stdout]    --> src/bin/16.rs:132:19
[INFO] [stdout]     |
[INFO] [stdout] 132 |         .filter(|(pth, cst)| *cst == best_cst)
[INFO] [stdout]     |                   ^^^ help: if this is intentional, prefix it with an underscore: `_pth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yen`
[INFO] [stdout]  --> src/bin/20.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pathfinding::prelude::{astar, yen};
[INFO] [stdout]   |                                   ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next_pos` is never used
[INFO] [stdout]   --> src/bin/16.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Dir {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 23 |     fn next_pos(self, x: isize, y: isize, dist: isize) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/20.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[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] 184 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 184 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                     ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 200 +             |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 269 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:286:25
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                         ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -                 |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 286 +                 |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:314:17
[INFO] [stdout]     |
[INFO] [stdout] 314 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 314 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/bin/11.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     for i in 0..25 {
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:330:21
[INFO] [stdout]     |
[INFO] [stdout] 330 |             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                     ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 330 -             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 330 +             |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/11.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let mut stones: Vec<u64> = input
[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: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/19.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     cache.insert(pattern.clone(), ways);
[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: unused variable: `v`
[INFO] [stdout]   --> src/bin/09.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         for v in 0..val {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter` found for tuple `(i32, i32)` in the current scope
[INFO] [stdout]    --> src/bin/12.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |             for (x, y) in s.iter() {
[INFO] [stdout]     |                             ^^^^ method not found in `(i32, i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::min`
[INFO] [stdout]  --> src/bin/17.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::min;
[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: `poss_bwd`
[INFO] [stdout]    --> src/bin/08.rs:133:21
[INFO] [stdout]     |
[INFO] [stdout] 133 |                 let poss_bwd = (x1 - x_dist, y1 - y_dist);
[INFO] [stdout]     |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_poss_bwd`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> src/bin/17.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/bin/17.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/bin/17.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ColorSpec`, `Color`, and `WriteColor`
[INFO] [stdout]  --> src/bin/17.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor};
[INFO] [stdout]   |                 ^^^^^               ^^^^^^^^^                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/06.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     mut guard_x: isize,
[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: function `display_sparse_blocks` is never used
[INFO] [stdout]   --> src/bin/09.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 | fn display_sparse_blocks(blocks: &Vec<(Option<usize>, u32)>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (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/06.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     mut guard_y: isize,
[INFO] [stdout]     |     ----^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/06.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     mut guard_dir: Dir,
[INFO] [stdout]     |     ----^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `dir`
[INFO] [stdout]    --> src/bin/06.rs:192:22
[INFO] [stdout]     |
[INFO] [stdout] 192 |         .map(|(x, y, dir)| (*x, *y))
[INFO] [stdout]     |                      ^^^ help: if this is intentional, prefix it with an underscore: `_dir`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `width`
[INFO] [stdout]    --> src/bin/06.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let width = board[0].len() as isize;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_sparse_blocks2` is never used
[INFO] [stdout]    --> src/bin/09.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn display_sparse_blocks2(blocks: &Vec<(Option<usize>, u32)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `height`
[INFO] [stdout]    --> src/bin/06.rs:224:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     let height = board.len() as isize;
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/bin/06.rs:233:10
[INFO] [stdout]     |
[INFO] [stdout] 233 |     for (i, (vis_x, vis_y)) in visited.iter().enumerate() {
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v2`
[INFO] [stdout]    --> src/bin/06.rs:236:14
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let (v2, is_loop2) = get_visited_list(
[INFO] [stdout]     |              ^^ help: if this is intentional, prefix it with an underscore: `_v2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `turn_left` is never used
[INFO] [stdout]   --> src/bin/06.rs:42:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | impl Dir {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/bin/05.rs:90:23
[INFO] [stdout]    |
[INFO] [stdout] 90 |                 while (!check_ordering(&rules, &ord)) {
[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] 90 -                 while (!check_ordering(&rules, &ord)) {
[INFO] [stdout] 90 +                 while !check_ordering(&rules, &ord)  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/05.rs:96:36
[INFO] [stdout]    |
[INFO] [stdout] 96 | ...                   if (*r1 == left_pg && *r0 == right_pg) {
[INFO] [stdout]    |                          ^                                 ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                                 if (*r1 == left_pg && *r0 == right_pg) {
[INFO] [stdout] 96 +                                 if *r1 == left_pg && *r0 == right_pg  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/08.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 105 |         stdout.reset();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let _ = stdout.reset();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isFile` should have a snake case name
[INFO] [stdout]  --> src/bin/09.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let isFile = i % 2 == 0;
[INFO] [stdout]   |             ^^^^^^ help: convert the identifier to snake case: `is_file`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isFile` should have a snake case name
[INFO] [stdout]   --> src/bin/09.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let isFile = i % 2 == 0;
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `is_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/08.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     stdout.reset();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let _ = stdout.reset();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> src/bin/19.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     cache.insert(pattern.clone(), ways);
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/06.rs:109:9
[INFO] [stdout]     |
[INFO] [stdout] 109 |         stdout.reset();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let _ = stdout.reset();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/bin/06.rs:112:5
[INFO] [stdout]     |
[INFO] [stdout] 112 |     stdout.reset();
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 112 |     let _ = stdout.reset();
[INFO] [stdout]     |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/bin/17.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 313 | /     loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 353 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 358 |       None
[INFO] [stdout]     |       ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> src/bin/20.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     map: &Vec<Vec<char>>,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_state`
[INFO] [stdout]    --> src/bin/20.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     end_state: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/bin/20.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     state: (usize, usize, u32),
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_cost`
[INFO] [stdout]    --> src/bin/20.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     max_cost: u64,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_cost`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/17.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[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: `stdout`
[INFO] [stdout]   --> src/bin/17.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op_name`
[INFO] [stdout]   --> src/bin/17.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let op_name: Vec<&str> = vec!["adv", "bxl", "bst", "jnz", "bxc", "out", "bdv", "cdv"];
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Dir` is never used
[INFO] [stdout]  --> src/bin/20.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum Dir {
[INFO] [stdout]   |      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `next_offset`, `next_pos`, `turn_left`, and `turn_right` are never used
[INFO] [stdout]   --> src/bin/20.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Dir {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 17 |     fn next_offset(self) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn next_pos(self, x: isize, y: isize, dist: isize) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn turn_right(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_paths` is never used
[INFO] [stdout]    --> src/bin/20.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn get_paths(
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/12.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::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: `a`
[INFO] [stdout]    --> src/bin/17.rs:159:10
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coords_to_region`
[INFO] [stdout]    --> src/bin/12.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords_to_region`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/bin/17.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/17.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdout`
[INFO] [stdout]    --> src/bin/17.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op_name`
[INFO] [stdout]    --> src/bin/17.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let op_name: Vec<&str> = vec!["adv", "bxl", "bst", "jnz", "bxc", "out", "bdv", "cdv"];
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `regB` is never read
[INFO] [stdout]    --> src/bin/17.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let mut regB = 0;
[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 `regC` is never read
[INFO] [stdout]    --> src/bin/17.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut regC = 0;
[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/12.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coords_to_region`
[INFO] [stdout]    --> src/bin/12.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords_to_region`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/17.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let mut high_bits = 0u64;
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_bits`
[INFO] [stdout]    --> src/bin/17.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let mut high_bits = 0u64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_num`
[INFO] [stdout]    --> src/bin/17.rs:320:14
[INFO] [stdout]     |
[INFO] [stdout] 320 |         for (digit_num, digit_value) in digits.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a_init` is never read
[INFO] [stdout]    --> src/bin/17.rs:306:22
[INFO] [stdout]     |
[INFO] [stdout] 306 |     let mut a_init = 0o3000000000000000;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_program2` is never used
[INFO] [stdout]    --> src/bin/17.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let regA: u64 = lines[0]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let regB: u64 = lines[1]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let regC: u64 = lines[2]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                                                ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     regA_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     regB_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     regC_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut regA = regA_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/bin/07.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 29 |         if (can_work(tot, nums)) {
[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] 29 -         if (can_work(tot, nums)) {
[INFO] [stdout] 29 +         if can_work(tot, nums)  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/07.rs:107:12
[INFO] [stdout]     |
[INFO] [stdout] 107 |         if (can_work2(tot, nums)) {
[INFO] [stdout]     |            ^                    ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 107 -         if (can_work2(tot, nums)) {
[INFO] [stdout] 107 +         if can_work2(tot, nums)  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut regB = regB_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut regC = regC_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/17.rs:154:71
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.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: variable `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:32
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                                ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yen`
[INFO] [stdout]  --> src/bin/20.rs:1:35
[INFO] [stdout]   |
[INFO] [stdout] 1 | use pathfinding::prelude::{astar, yen};
[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 `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]  --> src/bin/20.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::collections::HashSet;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:33
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[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] 184 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 184 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:49
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                                                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |     let mut regA = regA_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:200:21
[INFO] [stdout]     |
[INFO] [stdout] 200 |             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                     ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 200 +             |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut regB = regB_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut regC = regC_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:269:17
[INFO] [stdout]     |
[INFO] [stdout] 269 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 269 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 269 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let mut regA = init_a;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let mut regB = 0;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:286:25
[INFO] [stdout]     |
[INFO] [stdout] 286 |                 |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                         ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 286 -                 |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 286 +                 |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut regC = 0;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:314:17
[INFO] [stdout]     |
[INFO] [stdout] 314 |         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                 ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 314 -         |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 314 +         |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/17.rs:298:71
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.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: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/bin/20.rs:330:21
[INFO] [stdout]     |
[INFO] [stdout] 330 |             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout]     |                     ^                                            ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 330 -             |state| (state.0 == end_pos.0 && state.1 == end_pos.1),
[INFO] [stdout] 330 +             |state| state.0 == end_pos.0 && state.1 == end_pos.1 ,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:10
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:21
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:32
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                                ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `yen`
[INFO] [stdout]  --> src/bin/18.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use pathfinding::prelude::{astar, yen};
[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 E0599`.
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/bin/14.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::{HashMap, HashSet};
[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: `std::cmp::min`
[INFO] [stdout]  --> src/bin/17.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::cmp::min;
[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: `std::io::Write`
[INFO] [stdout]  --> src/bin/17.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/bin/17.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/bin/17.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ColorSpec`, `Color`, and `WriteColor`
[INFO] [stdout]  --> src/bin/17.rs:8:17
[INFO] [stdout]   |
[INFO] [stdout] 8 | use termcolor::{Color, ColorChoice, ColorSpec, StandardStream, WriteColor};
[INFO] [stdout]   |                 ^^^^^               ^^^^^^^^^                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code` (bin "12" test) due to 1 previous error; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/bin/09.rs:186:24
[INFO] [stdout]     |
[INFO] [stdout] 186 |                     if (blklen - fileblocklen > 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] 186 -                     if (blklen - fileblocklen > 0) {
[INFO] [stdout] 186 +                     if blklen - fileblocklen > 0  {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `DisjointSet`
[INFO] [stdout]  --> src/bin/12.rs:6:16
[INFO] [stdout]   |
[INFO] [stdout] 6 | use disjoint::{DisjointSet, DisjointSetVec};
[INFO] [stdout]   |                ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/bin/17.rs:358:5
[INFO] [stdout]     |
[INFO] [stdout] 313 | /     loop {
[INFO] [stdout] ...   |
[INFO] [stdout] 353 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 358 |       None
[INFO] [stdout]     |       ^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/18.rs:40:37
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/18.rs:39:40
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/bin/18.rs:77:37
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/bin/18.rs:76:40
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |                                        ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_width`
[INFO] [stdout]   --> src/bin/14.rs:99:5
[INFO] [stdout]    |
[INFO] [stdout] 99 |     map_width: i64,
[INFO] [stdout]    |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_width`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/bin/09.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |         for v in 0..val {
[INFO] [stdout]    |             ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_height`
[INFO] [stdout]    --> src/bin/14.rs:100:5
[INFO] [stdout]     |
[INFO] [stdout] 100 |     map_height: i64,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_width`
[INFO] [stdout]    --> src/bin/14.rs:115:5
[INFO] [stdout]     |
[INFO] [stdout] 115 |     map_width: i64,
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map_height`
[INFO] [stdout]    --> src/bin/14.rs:116:5
[INFO] [stdout]     |
[INFO] [stdout] 116 |     map_height: i64,
[INFO] [stdout]     |     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let START_X = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let START_Y = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let END_X = MAX_X;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let END_Y = MAX_Y;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `STEPS` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:47:9
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let STEPS = if MAX_X == 6 { 12 } else { 1024 };
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `steps`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     let MAX_X = coords.iter().map(|(x, y)| x).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAX_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let MAX_Y = coords.iter().map(|(x, y)| y).max().unwrap().to_owned();
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `max_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:78:9
[INFO] [stdout]    |
[INFO] [stdout] 78 |     let START_X = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `START_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let START_Y = 0 as usize;
[INFO] [stdout]    |         ^^^^^^^ help: convert the identifier to snake case: `start_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_X` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:80:9
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let END_X = MAX_X;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `END_Y` should have a snake case name
[INFO] [stdout]   --> src/bin/18.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let END_Y = MAX_Y;
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `end_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prize` is never read
[INFO] [stdout]   --> src/bin/13.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let mut prize = "".to_string();
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/17.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[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 `LINE_RE` should have a snake case name
[INFO] [stdout]  --> src/bin/14.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let LINE_RE: Regex =
[INFO] [stdout]   |         ^^^^^^^ help: convert the identifier to snake case: `line_re`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdout`
[INFO] [stdout]   --> src/bin/17.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op_name`
[INFO] [stdout]   --> src/bin/17.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let op_name: Vec<&str> = vec!["adv", "bxl", "bst", "jnz", "bxc", "out", "bdv", "cdv"];
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_b`
[INFO] [stdout]   --> src/bin/13.rs:81:9
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let max_b = min(
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_max_b`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_WIDTH` should have a snake case name
[INFO] [stdout]   --> src/bin/14.rs:57:10
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]    |          ^^^^^^^^^ help: convert the identifier to snake case: `map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `best_a_presses` is assigned to, but never used
[INFO] [stdout]   --> src/bin/13.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 85 |     let mut best_a_presses = u64::MAX;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_best_a_presses` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_HEIGHT` should have a snake case name
[INFO] [stdout]   --> src/bin/14.rs:57:21
[INFO] [stdout]    |
[INFO] [stdout] 57 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]    |                     ^^^^^^^^^^ help: convert the identifier to snake case: `map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `best_b_presses` is assigned to, but never used
[INFO] [stdout]   --> src/bin/13.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |     let mut best_b_presses = u64::MAX;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_best_b_presses` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_WIDTH` should have a snake case name
[INFO] [stdout]    --> src/bin/14.rs:157:10
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `best_a_presses` is never read
[INFO] [stdout]   --> src/bin/13.rs:98:17
[INFO] [stdout]    |
[INFO] [stdout] 98 |                 best_a_presses = a_presses;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `MAP_HEIGHT` should have a snake case name
[INFO] [stdout]    --> src/bin/14.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let (MAP_WIDTH, MAP_HEIGHT): (i64, i64) = if robots.len() == 12 {
[INFO] [stdout]     |                     ^^^^^^^^^^ help: convert the identifier to snake case: `map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `best_b_presses` is never read
[INFO] [stdout]   --> src/bin/13.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |                 best_b_presses = b_presses;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:159:10
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |          ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/bin/17.rs:159:13
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:159:16
[INFO] [stdout]     |
[INFO] [stdout] 159 |     let (a, b, c, output) = run_program(regA_init, regB_init, regC_init, &program);
[INFO] [stdout]     |                ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ALMOST_OFFSET` is never used
[INFO] [stdout]  --> src/bin/13.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const ALMOST_OFFSET: u64 = OFFSET - 1000;
[INFO] [stdout]   |       ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `buttonA` should have a snake case name
[INFO] [stdout]   --> src/bin/13.rs:19:13
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut buttonA = "".to_string();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `button_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `buttonB` should have a snake case name
[INFO] [stdout]   --> src/bin/13.rs:20:13
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let mut buttonB = "".to_string();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `button_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_sparse_blocks` is never used
[INFO] [stdout]   --> src/bin/09.rs:90:4
[INFO] [stdout]    |
[INFO] [stdout] 90 | fn display_sparse_blocks(blocks: &Vec<(Option<usize>, u32)>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_sparse_blocks2` is never used
[INFO] [stdout]    --> src/bin/09.rs:108:4
[INFO] [stdout]     |
[INFO] [stdout] 108 | fn display_sparse_blocks2(blocks: &Vec<(Option<usize>, u32)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isFile` should have a snake case name
[INFO] [stdout]  --> src/bin/09.rs:8:13
[INFO] [stdout]   |
[INFO] [stdout] 8 |         let isFile = i % 2 == 0;
[INFO] [stdout]   |             ^^^^^^ help: convert the identifier to snake case: `is_file`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `isFile` should have a snake case name
[INFO] [stdout]   --> src/bin/09.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let isFile = i % 2 == 0;
[INFO] [stdout]    |             ^^^^^^ help: convert the identifier to snake case: `is_file`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/17.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdout`
[INFO] [stdout]    --> src/bin/17.rs:166:9
[INFO] [stdout]     |
[INFO] [stdout] 166 |     let mut stdout = StandardStream::stdout(ColorChoice::Always);
[INFO] [stdout]     |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op_name`
[INFO] [stdout]    --> src/bin/17.rs:172:9
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let op_name: Vec<&str> = vec!["adv", "bxl", "bst", "jnz", "bxc", "out", "bdv", "cdv"];
[INFO] [stdout]     |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_op_name`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `regB` is never read
[INFO] [stdout]    --> src/bin/17.rs:277:20
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let mut regB = 0;
[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 `regC` is never read
[INFO] [stdout]    --> src/bin/17.rs:278:20
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut regC = 0;
[INFO] [stdout]     |                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `map`
[INFO] [stdout]    --> src/bin/20.rs:160:5
[INFO] [stdout]     |
[INFO] [stdout] 160 |     map: &Vec<Vec<char>>,
[INFO] [stdout]     |     ^^^ help: if this is intentional, prefix it with an underscore: `_map`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `end_state`
[INFO] [stdout]    --> src/bin/20.rs:161:5
[INFO] [stdout]     |
[INFO] [stdout] 161 |     end_state: (usize, usize),
[INFO] [stdout]     |     ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_end_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/bin/20.rs:162:5
[INFO] [stdout]     |
[INFO] [stdout] 162 |     state: (usize, usize, u32),
[INFO] [stdout]     |     ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `max_cost`
[INFO] [stdout]    --> src/bin/20.rs:163:5
[INFO] [stdout]     |
[INFO] [stdout] 163 |     max_cost: u64,
[INFO] [stdout]     |     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_max_cost`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/17.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let mut high_bits = 0u64;
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `high_bits`
[INFO] [stdout]    --> src/bin/17.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 309 |     let mut high_bits = 0u64;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_high_bits`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `digit_num`
[INFO] [stdout]    --> src/bin/17.rs:320:14
[INFO] [stdout]     |
[INFO] [stdout] 320 |         for (digit_num, digit_value) in digits.iter().enumerate() {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_digit_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `a_init` is never read
[INFO] [stdout]    --> src/bin/17.rs:306:22
[INFO] [stdout]     |
[INFO] [stdout] 306 |     let mut a_init = 0o3000000000000000;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:368:18
[INFO] [stdout]     |
[INFO] [stdout] 368 |             let (a, b, c, output) = run_program(0, 0, 9, &vec![2, 6]);
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:368:24
[INFO] [stdout]     |
[INFO] [stdout] 368 |             let (a, b, c, output) = run_program(0, 0, 9, &vec![2, 6]);
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/bin/17.rs:368:27
[INFO] [stdout]     |
[INFO] [stdout] 368 |             let (a, b, c, output) = run_program(0, 0, 9, &vec![2, 6]);
[INFO] [stdout]     |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:372:18
[INFO] [stdout]     |
[INFO] [stdout] 372 |             let (a, b, c, output) = run_program(10, 0, 0, &vec![5, 0, 5, 1, 5, 4]);
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/bin/17.rs:372:21
[INFO] [stdout]     |
[INFO] [stdout] 372 |             let (a, b, c, output) = run_program(10, 0, 0, &vec![5, 0, 5, 1, 5, 4]);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:372:24
[INFO] [stdout]     |
[INFO] [stdout] 372 |             let (a, b, c, output) = run_program(10, 0, 0, &vec![5, 0, 5, 1, 5, 4]);
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:376:18
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let (a, b, c, output) = run_program(2024, 0, 0, &vec![0, 1, 5, 4, 3, 0]);
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/bin/17.rs:376:21
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let (a, b, c, output) = run_program(2024, 0, 0, &vec![0, 1, 5, 4, 3, 0]);
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:376:24
[INFO] [stdout]     |
[INFO] [stdout] 376 |             let (a, b, c, output) = run_program(2024, 0, 0, &vec![0, 1, 5, 4, 3, 0]);
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:380:18
[INFO] [stdout]     |
[INFO] [stdout] 380 |             let (a, b, c, output) = run_program(0, 29, 0, &vec![1, 7]);
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:380:24
[INFO] [stdout]     |
[INFO] [stdout] 380 |             let (a, b, c, output) = run_program(0, 29, 0, &vec![1, 7]);
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/bin/17.rs:380:27
[INFO] [stdout]     |
[INFO] [stdout] 380 |             let (a, b, c, output) = run_program(0, 29, 0, &vec![1, 7]);
[INFO] [stdout]     |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/bin/17.rs:384:18
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let (a, b, c, output) = run_program(0, 2024, 43690, &vec![4, 0]);
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c`
[INFO] [stdout]    --> src/bin/17.rs:384:24
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let (a, b, c, output) = run_program(0, 2024, 43690, &vec![4, 0]);
[INFO] [stdout]     |                        ^ help: if this is intentional, prefix it with an underscore: `_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `output`
[INFO] [stdout]    --> src/bin/17.rs:384:27
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let (a, b, c, output) = run_program(0, 2024, 43690, &vec![4, 0]);
[INFO] [stdout]     |                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_output`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_program2` is never used
[INFO] [stdout]    --> src/bin/17.rs:165:4
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let regA: u64 = lines[0]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     let regB: u64 = lines[1]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let regC: u64 = lines[2]
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:16
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:32
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                                ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:55:48
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn get_operand(regA: &mut u64, regB: &mut u64, regC: &mut u64, op: u64, operand_raw: u64) -> u64 {
[INFO] [stdout]    |                                                ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     regA_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     regB_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     regC_init: u64,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let mut regA = regA_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |     let mut regB = regB_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `iter` found for tuple `(i32, i32)` in the current scope
[INFO] [stdout]    --> src/bin/12.rs:202:29
[INFO] [stdout]     |
[INFO] [stdout] 202 |             for (x, y) in s.iter() {
[INFO] [stdout]     |                             ^^^^ method not found in `(i32, i32)`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]   --> src/bin/17.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |     let mut regC = regC_init;
[INFO] [stdout]    |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/17.rs:154:71
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.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: variable `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:10
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:21
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:154:32
[INFO] [stdout]     |
[INFO] [stdout] 154 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                                ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:17
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:33
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:165:49
[INFO] [stdout]     |
[INFO] [stdout] 165 | fn run_program2(regA_init: u64, regB_init: u64, regC_init: u64, program: &Vec<u64>) -> bool {
[INFO] [stdout]     |                                                 ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:167:13
[INFO] [stdout]     |
[INFO] [stdout] 167 |     let mut regA = regA_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:168:13
[INFO] [stdout]     |
[INFO] [stdout] 168 |     let mut regB = regB_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:169:13
[INFO] [stdout]     |
[INFO] [stdout] 169 |     let mut regC = regC_init;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regA` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:276:13
[INFO] [stdout]     |
[INFO] [stdout] 276 |     let mut regA = init_a;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:277:13
[INFO] [stdout]     |
[INFO] [stdout] 277 |     let mut regB = 0;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:278:13
[INFO] [stdout]     |
[INFO] [stdout] 278 |     let mut regC = 0;
[INFO] [stdout]     |             ^^^^ help: convert the identifier to snake case: `reg_c`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/bin/17.rs:298:71
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.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: variable `regA_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:10
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |          ^^^^^^^^^ help: convert the identifier to snake case: `reg_a_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regB_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:21
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                     ^^^^^^^^^ help: convert the identifier to snake case: `reg_b_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `regC_init` should have a snake case name
[INFO] [stdout]    --> src/bin/17.rs:298:32
[INFO] [stdout]     |
[INFO] [stdout] 298 |     let (regA_init, regB_init, regC_init, program) = parse_input(input.clone());
[INFO] [stdout]     |                                ^^^^^^^^^ help: convert the identifier to snake case: `reg_c_init`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Dir` is never used
[INFO] [stdout]  --> src/bin/20.rs:9:6
[INFO] [stdout]   |
[INFO] [stdout] 9 | enum Dir {
[INFO] [stdout]   |      ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `next_offset`, `next_pos`, `turn_left`, and `turn_right` are never used
[INFO] [stdout]   --> src/bin/20.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl Dir {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 17 |     fn next_offset(self) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn next_pos(self, x: isize, y: isize, dist: isize) -> (isize, isize) {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn turn_left(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     fn turn_right(self) -> Dir {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_paths` is never used
[INFO] [stdout]    --> src/bin/20.rs:159:4
[INFO] [stdout]     |
[INFO] [stdout] 159 | fn get_paths(
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/12.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::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: `coords_to_region`
[INFO] [stdout]    --> src/bin/12.rs:223:9
[INFO] [stdout]     |
[INFO] [stdout] 223 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords_to_region`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (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/12.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `coords_to_region`
[INFO] [stdout]    --> src/bin/12.rs:337:9
[INFO] [stdout]     |
[INFO] [stdout] 337 |     let mut coords_to_region: HashMap<(i32, i32), usize> = HashMap::new();
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coords_to_region`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_of_code` (bin "12") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "269a1779f12affbc6a6f57ee59fe89d35fddc52d6baff3fda4d660e1e5584af7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "269a1779f12affbc6a6f57ee59fe89d35fddc52d6baff3fda4d660e1e5584af7", kill_on_drop: false }`
[INFO] [stdout] 269a1779f12affbc6a6f57ee59fe89d35fddc52d6baff3fda4d660e1e5584af7
