[INFO] cloning repository https://github.com/ildanno/aoc2k21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ildanno/aoc2k21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fildanno%2Faoc2k21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fildanno%2Faoc2k21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 081c221752a020ad0953ca596bc2b89fc4498568
[INFO] checking ildanno/aoc2k21 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fildanno%2Faoc2k21" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ildanno/aoc2k21 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ildanno/aoc2k21
[INFO] finished tweaking git repo https://github.com/ildanno/aoc2k21
[INFO] tweaked toml for git repo https://github.com/ildanno/aoc2k21 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/ildanno/aoc2k21 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 085f03ee362075b41c7f3b27024ee8ff70c3230b23c888e3d75539e7ab5529e5
[INFO] running `Command { std: "docker" "start" "-a" "085f03ee362075b41c7f3b27024ee8ff70c3230b23c888e3d75539e7ab5529e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "085f03ee362075b41c7f3b27024ee8ff70c3230b23c888e3d75539e7ab5529e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085f03ee362075b41c7f3b27024ee8ff70c3230b23c888e3d75539e7ab5529e5", kill_on_drop: false }`
[INFO] [stdout] 085f03ee362075b41c7f3b27024ee8ff70c3230b23c888e3d75539e7ab5529e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7f5e9c53d672221dc929152c8d36fa51be1334adcba09b49b3d7aaef4e830f1f
[INFO] running `Command { std: "docker" "start" "-a" "7f5e9c53d672221dc929152c8d36fa51be1334adcba09b49b3d7aaef4e830f1f", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking aoc2k21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::input::read`
[INFO] [stdout]   --> src/input.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use crate::input::read;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_01.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::day_01::{get_input, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command`, `get_input`, `parse_command`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_02.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |     use crate::day_02::{Command, get_input, parse_command, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `binstr_to_int`, `less_common_value`, `most_common_value`, `reverse_binary`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_03.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use crate::day_03::{binstr_to_int, less_common_value, most_common_value, reverse_binary, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_03.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `Cell`, `Game`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_04.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use crate::day_04::{Board, Cell, Game, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^  ^^^^  ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_04.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]    --> src/day_05.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use std::collections::HashSet;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Line`, `Point`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_05.rs:102:25
[INFO] [stdout]     |
[INFO] [stdout] 102 |     use crate::day_05::{Line, parse_input, Point, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^  ^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_05.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/day_06.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `project`, `solve`
[INFO] [stdout]   --> src/day_06.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     use crate::day_06::{project, solve};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/day_06.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `project`
[INFO] [stdout]   --> src/day_06.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     use crate::day_06::{project, solve};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day_07.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout]    |                         ^                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout] 50 +             let range = min(position_start, position_end)..max(position_start, position_end);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day_07.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout]    |                         ^                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout] 50 +             let range = min(position_start, position_end)..max(position_start, position_end);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fuel_cost_constant`, `fuel_cost_linear`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_07.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use crate::day_07::{fuel_cost_constant, fuel_cost_linear, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]   --> src/day_07.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use crate::input;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::array::IntoIter`
[INFO] [stdout]    --> src/day_08.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use std::array::IntoIter;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/day_08.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InputNumber`, `InputSignal`, `decode_number`, `decode_signal`, `signals_with_no_segment`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_08.rs:221:25
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...::{decode_number, decode_signal, InputLine, InputNumber, InputSignal, parse_input, signals_with_no_segment, solve_part_1, solve_part_2};
[INFO] [stdout]     |       ^^^^^^^^^^^^^  ^^^^^^^^^^^^^             ^^^^^^^^^^^  ^^^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_08.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `basin`, `decode_input`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_09.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |     use crate::day_09::{basin, decode_input, Heightmap, parse_input, Point, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^  ^^^^^^^^^^^^             ^^^^^^^^^^^         ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_09.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Line`, `detect`, `missing_sequence`, `reduce`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_10.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |     use crate::day_10::{detect, Line, missing_sequence, reduce, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^^  ^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_10.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_11.rs:134:31
[INFO] [stdout]     |
[INFO] [stdout] 134 |     use crate::day_11::{Grid, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]     |                               ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_11.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/day_08.rs:274:23
[INFO] [stdout]     |
[INFO] [stdout] 274 |             IntoIter::new([
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/day_08.rs:295:23
[INFO] [stdout]     |
[INFO] [stdout] 295 |             IntoIter::new([
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_06.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn project(initial_state: u128, day: u128, mut cache: &mut HashMap<(u128, u128), u128>) -> u128 {
[INFO] [stdout]    |                                            ----^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_08.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut signals = signals.clone();
[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/day_06.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn project(initial_state: u128, day: u128, mut cache: &mut HashMap<(u128, u128), u128>) -> u128 {
[INFO] [stdout]    |                                            ----^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> src/day_11.rs:114:24
[INFO] [stdout]     |
[INFO] [stdout] 114 |         .fold(0, |sum, step| -> i64 {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_08.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut signals = signals.clone();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]   --> src/day_07.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn get_input() -> Vec<i64> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `signal_with_lenght` is never used
[INFO] [stdout]   --> src/day_08.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn signal_with_lenght(signals: &Vec<InputSignal>, lenght: usize) -> Result<InputSignal, &str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_08.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn get_input() -> Vec<InputLine> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_09.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn get_input() -> Vec<Vec<i8>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_map` is never used
[INFO] [stdout]    --> src/day_09.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn get_map() -> Heightmap {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_10.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn get_input() -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_11.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn get_input() -> Grid {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> src/day_11.rs:114:24
[INFO] [stdout]     |
[INFO] [stdout] 114 |         .fold(0, |sum, step| -> i64 {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `signal_with_lenght` is never used
[INFO] [stdout]   --> src/day_08.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn signal_with_lenght(signals: &Vec<InputSignal>, lenght: usize) -> Result<InputSignal, &str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.15s
[INFO] running `Command { std: "docker" "inspect" "7f5e9c53d672221dc929152c8d36fa51be1334adcba09b49b3d7aaef4e830f1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f5e9c53d672221dc929152c8d36fa51be1334adcba09b49b3d7aaef4e830f1f", kill_on_drop: false }`
[INFO] [stdout] 7f5e9c53d672221dc929152c8d36fa51be1334adcba09b49b3d7aaef4e830f1f
[INFO] checking ildanno/aoc2k21 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fildanno%2Faoc2k21" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ildanno/aoc2k21 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ildanno/aoc2k21
[INFO] finished tweaking git repo https://github.com/ildanno/aoc2k21
[INFO] tweaked toml for git repo https://github.com/ildanno/aoc2k21 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/ildanno/aoc2k21 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c0018739cb22004e97f996635498c868d79e26dc1a044b68cc2dd021cbace4a
[INFO] running `Command { std: "docker" "start" "-a" "2c0018739cb22004e97f996635498c868d79e26dc1a044b68cc2dd021cbace4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c0018739cb22004e97f996635498c868d79e26dc1a044b68cc2dd021cbace4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c0018739cb22004e97f996635498c868d79e26dc1a044b68cc2dd021cbace4a", kill_on_drop: false }`
[INFO] [stdout] 2c0018739cb22004e97f996635498c868d79e26dc1a044b68cc2dd021cbace4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2b0d462f5f579e804a40791fc75a4a2a527bd2f5e05323e8ed063631f4e3b66
[INFO] running `Command { std: "docker" "start" "-a" "f2b0d462f5f579e804a40791fc75a4a2a527bd2f5e05323e8ed063631f4e3b66", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking aoc2k21 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::input::read`
[INFO] [stdout]   --> src/input.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     use crate::input::read;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `get_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_01.rs:48:25
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use crate::day_01::{get_input, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command`, `get_input`, `parse_command`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_02.rs:81:25
[INFO] [stdout]    |
[INFO] [stdout] 81 |     use crate::day_02::{Command, get_input, parse_command, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^^^^^  ^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `binstr_to_int`, `less_common_value`, `most_common_value`, `reverse_binary`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_03.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |     use crate::day_03::{binstr_to_int, less_common_value, most_common_value, reverse_binary, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_03.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Board`, `Cell`, `Game`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_04.rs:184:25
[INFO] [stdout]     |
[INFO] [stdout] 184 |     use crate::day_04::{Board, Cell, Game, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^  ^^^^  ^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_04.rs:185:9
[INFO] [stdout]     |
[INFO] [stdout] 185 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashSet`
[INFO] [stdout]    --> src/day_05.rs:101:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     use std::collections::HashSet;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Line`, `Point`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_05.rs:102:25
[INFO] [stdout]     |
[INFO] [stdout] 102 |     use crate::day_05::{Line, parse_input, Point, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^  ^^^^^^^^^^^  ^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_05.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/day_06.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `project`, `solve`
[INFO] [stdout]   --> src/day_06.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     use crate::day_06::{project, solve};
[INFO] [stdout]    |                         ^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day_07.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout]    |                         ^                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout] 50 +             let range = min(position_start, position_end)..max(position_start, position_end);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `fuel_cost_constant`, `fuel_cost_linear`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]   --> src/day_07.rs:57:25
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use crate::day_07::{fuel_cost_constant, fuel_cost_linear, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]   --> src/day_07.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |     use crate::input;
[INFO] [stdout]    |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::array::IntoIter`
[INFO] [stdout]    --> src/day_08.rs:219:9
[INFO] [stdout]     |
[INFO] [stdout] 219 |     use std::array::IntoIter;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/day_08.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 220 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InputNumber`, `InputSignal`, `decode_number`, `decode_signal`, `signals_with_no_segment`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_08.rs:221:25
[INFO] [stdout]     |
[INFO] [stdout] 221 | ...::{decode_number, decode_signal, InputLine, InputNumber, InputSignal, parse_input, signals_with_no_segment, solve_part_1, solve_part_2};
[INFO] [stdout]     |       ^^^^^^^^^^^^^  ^^^^^^^^^^^^^             ^^^^^^^^^^^  ^^^^^^^^^^^               ^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_08.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `basin`, `decode_input`, `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_09.rs:178:25
[INFO] [stdout]     |
[INFO] [stdout] 178 |     use crate::day_09::{basin, decode_input, Heightmap, parse_input, Point, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^  ^^^^^^^^^^^^             ^^^^^^^^^^^         ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_09.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Line`, `detect`, `missing_sequence`, `reduce`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_10.rs:103:25
[INFO] [stdout]     |
[INFO] [stdout] 103 |     use crate::day_10::{detect, Line, missing_sequence, reduce, solve_part_1, solve_part_2};
[INFO] [stdout]     |                         ^^^^^^  ^^^^  ^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_10.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `parse_input`, `solve_part_1`, `solve_part_2`
[INFO] [stdout]    --> src/day_11.rs:134:31
[INFO] [stdout]     |
[INFO] [stdout] 134 |     use crate::day_11::{Grid, parse_input, solve_part_1, solve_part_2};
[INFO] [stdout]     |                               ^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::input`
[INFO] [stdout]    --> src/day_11.rs:135:9
[INFO] [stdout]     |
[INFO] [stdout] 135 |     use crate::input;
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::cmp::max`
[INFO] [stdout]  --> src/day_06.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::cmp::max;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `project`
[INFO] [stdout]   --> src/day_06.rs:71:25
[INFO] [stdout]    |
[INFO] [stdout] 71 |     use crate::day_06::{project, solve};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day_07.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout]    |                         ^                                                                    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -             let range = (min(position_start, position_end)..max(position_start, position_end));
[INFO] [stdout] 50 +             let range = min(position_start, position_end)..max(position_start, position_end);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_06.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn project(initial_state: u128, day: u128, mut cache: &mut HashMap<(u128, u128), u128>) -> u128 {
[INFO] [stdout]    |                                            ----^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/day_08.rs:274:23
[INFO] [stdout]     |
[INFO] [stdout] 274 |             IntoIter::new([
[INFO] [stdout]     |                       ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::array::IntoIter::<T, N>::new`: use `IntoIterator::into_iter` instead
[INFO] [stdout]    --> src/day_08.rs:295:23
[INFO] [stdout]     |
[INFO] [stdout] 295 |             IntoIter::new([
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_08.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut signals = signals.clone();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> src/day_11.rs:114:24
[INFO] [stdout]     |
[INFO] [stdout] 114 |         .fold(0, |sum, step| -> i64 {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]   --> src/day_07.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn get_input() -> Vec<i64> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `signal_with_lenght` is never used
[INFO] [stdout]   --> src/day_08.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn signal_with_lenght(signals: &Vec<InputSignal>, lenght: usize) -> Result<InputSignal, &str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_08.rs:224:8
[INFO] [stdout]     |
[INFO] [stdout] 224 |     fn get_input() -> Vec<InputLine> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_09.rs:181:8
[INFO] [stdout]     |
[INFO] [stdout] 181 |     fn get_input() -> Vec<Vec<i8>> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_map` is never used
[INFO] [stdout]    --> src/day_09.rs:191:8
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn get_map() -> Heightmap {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_10.rs:106:8
[INFO] [stdout]     |
[INFO] [stdout] 106 |     fn get_input() -> Vec<String> {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_input` is never used
[INFO] [stdout]    --> src/day_11.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn get_input() -> Grid {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 35 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_06.rs:47:44
[INFO] [stdout]    |
[INFO] [stdout] 47 | fn project(initial_state: u128, day: u128, mut cache: &mut HashMap<(u128, u128), u128>) -> u128 {
[INFO] [stdout]    |                                            ----^^^^^
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day_08.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |     let mut signals = signals.clone();
[INFO] [stdout]    |         ----^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]    --> src/day_11.rs:114:24
[INFO] [stdout]     |
[INFO] [stdout] 114 |         .fold(0, |sum, step| -> i64 {
[INFO] [stdout]     |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `signal_with_lenght` is never used
[INFO] [stdout]   --> src/day_08.rs:55:4
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn signal_with_lenght(signals: &Vec<InputSignal>, lenght: usize) -> Result<InputSignal, &str> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "f2b0d462f5f579e804a40791fc75a4a2a527bd2f5e05323e8ed063631f4e3b66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b0d462f5f579e804a40791fc75a4a2a527bd2f5e05323e8ed063631f4e3b66", kill_on_drop: false }`
[INFO] [stdout] f2b0d462f5f579e804a40791fc75a4a2a527bd2f5e05323e8ed063631f4e3b66