[INFO] cloning repository https://github.com/tlaumen/aoc-2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tlaumen/aoc-2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlaumen%2Faoc-2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlaumen%2Faoc-2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17e767b898e14c6f53b68907b252bdf135647aac
[INFO] checking tlaumen/aoc-2024 against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftlaumen%2Faoc-2024" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tlaumen/aoc-2024
[INFO] finished tweaking git repo https://github.com/tlaumen/aoc-2024
[INFO] tweaked toml for git repo https://github.com/tlaumen/aoc-2024 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tlaumen/aoc-2024 on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tlaumen/aoc-2024 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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63c219d91bf50bffbfd2657c4763001c6741eb904c5ebaf349eaed3746ce3591
[INFO] running `Command { std: "docker" "start" "-a" "63c219d91bf50bffbfd2657c4763001c6741eb904c5ebaf349eaed3746ce3591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63c219d91bf50bffbfd2657c4763001c6741eb904c5ebaf349eaed3746ce3591", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63c219d91bf50bffbfd2657c4763001c6741eb904c5ebaf349eaed3746ce3591", kill_on_drop: false }`
[INFO] [stdout] 63c219d91bf50bffbfd2657c4763001c6741eb904c5ebaf349eaed3746ce3591
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4647bb13c65c54d7a173cd91cf6479ac1edffc0102f4eaf4485a0e3f9cb67421
[INFO] running `Command { std: "docker" "start" "-a" "4647bb13c65c54d7a173cd91cf6479ac1edffc0102f4eaf4485a0e3f9cb67421", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]     Checking regex-syntax v0.8.5
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking ryu v1.0.18
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking csv v1.3.1
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking aoc-2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `array` and `clone`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array, clone, fs, str::FromStr, vec};
[INFO] [stdout]   |           ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `array` and `clone`
[INFO] [stdout]  --> src/main.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{array, clone, fs, str::FromStr, vec};
[INFO] [stdout]   |           ^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Err(err) => panic!("The reader has failed"),
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Err(err) => panic!("An error has occured while parsing"),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut i: i8 = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         Err(err) => panic!("The reader has failed"),
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |             Err(err) => panic!("An error has occured while parsing"),
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |         Err(err) => panic!("The reader has failed"),
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             Err(err) => panic!("An error has occured while parsing"),
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `i` is assigned to, but never used
[INFO] [stdout]   --> src/main.rs:66:13
[INFO] [stdout]    |
[INFO] [stdout] 66 |     let mut i: i8 = 0;
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_i` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:131:13
[INFO] [stdout]     |
[INFO] [stdout] 131 |         Err(err) => panic!("The reader has failed"),
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/main.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |             Err(err) => panic!("An error has occured while parsing"),
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_1` is never used
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn day_1() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe` is never used
[INFO] [stdout]   --> src/main.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn is_safe(v: &Vec<i32>) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unsafe_indices` is never used
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn get_unsafe_indices(v: &Vec<i32>) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `safe_number_combo` is never used
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn safe_number_combo(n1: &i32, n2: &i32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_filtered_vector` is never used
[INFO] [stdout]    --> src/main.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn get_filtered_vector(v: &Vec<i32>, idx: usize) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_2` is never used
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn day_2() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_mul` is never used
[INFO] [stdout]    --> src/main.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn extract_mul(s: &str) -> Vec<&str> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_mul_do_dont` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn extract_mul_do_dont(s: &str) -> Vec<&str> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_numbers` is never used
[INFO] [stdout]    --> src/main.rs:213:4
[INFO] [stdout]     |
[INFO] [stdout] 213 | fn parse_numbers(s: &str) -> (i32, i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_3` is never used
[INFO] [stdout]    --> src/main.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn day_3() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_str_to_matrix` is never used
[INFO] [stdout]    --> src/main.rs:244:4
[INFO] [stdout]     |
[INFO] [stdout] 244 | fn from_str_to_matrix(s: &str)  -> Vec<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dims_matrix` is never used
[INFO] [stdout]    --> src/main.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn dims_matrix(m: Vec<Vec<char>>) -> (usize, usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_xmas_matrix` is never used
[INFO] [stdout]    --> src/main.rs:263:4
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn display_xmas_matrix(m: Vec<Vec<char>>, indices: Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_horizontal` is never used
[INFO] [stdout]    --> src/main.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn search_horizontal(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_horizontal_back` is never used
[INFO] [stdout]    --> src/main.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn search_horizontal_back(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_vertical` is never used
[INFO] [stdout]    --> src/main.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn search_vertical(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_vertical_back` is never used
[INFO] [stdout]    --> src/main.rs:331:4
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn search_vertical_back(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_down_right` is never used
[INFO] [stdout]    --> src/main.rs:348:4
[INFO] [stdout]     |
[INFO] [stdout] 348 | fn search_diagonal_down_right(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_up_right` is never used
[INFO] [stdout]    --> src/main.rs:374:4
[INFO] [stdout]     |
[INFO] [stdout] 374 | fn search_diagonal_up_right(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_down_left` is never used
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn search_diagonal_down_left(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_up_left` is never used
[INFO] [stdout]    --> src/main.rs:423:4
[INFO] [stdout]     |
[INFO] [stdout] 423 | fn search_diagonal_up_left(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_xmas_in_matrix` is never used
[INFO] [stdout]    --> src/main.rs:447:4
[INFO] [stdout]     |
[INFO] [stdout] 447 | fn search_xmas_in_matrix(m: Vec<Vec<char>>) -> Vec<(usize, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_diagonal_up_left_down_right` is never used
[INFO] [stdout]    --> src/main.rs:488:4
[INFO] [stdout]     |
[INFO] [stdout] 488 | fn check_diagonal_up_left_down_right(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_diagonal_down_left_up_right` is never used
[INFO] [stdout]    --> src/main.rs:498:4
[INFO] [stdout]     |
[INFO] [stdout] 498 | fn check_diagonal_down_left_up_right(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_mas_cross` is never used
[INFO] [stdout]    --> src/main.rs:508:4
[INFO] [stdout]     |
[INFO] [stdout] 508 | fn is_mas_cross(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_mas_cross_in_matrix` is never used
[INFO] [stdout]    --> src/main.rs:523:4
[INFO] [stdout]     |
[INFO] [stdout] 523 | fn search_mas_cross_in_matrix(m: Vec<Vec<char>>) -> (i32, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_4` is never used
[INFO] [stdout]    --> src/main.rs:541:4
[INFO] [stdout]     |
[INFO] [stdout] 541 | fn day_4() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_1` is never used
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn day_1() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_safe` is never used
[INFO] [stdout]   --> src/main.rs:62:4
[INFO] [stdout]    |
[INFO] [stdout] 62 | fn is_safe(v: &Vec<i32>) -> bool {
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_unsafe_indices` is never used
[INFO] [stdout]   --> src/main.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 | fn get_unsafe_indices(v: &Vec<i32>) -> Vec<usize> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `safe_number_combo` is never used
[INFO] [stdout]    --> src/main.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn safe_number_combo(n1: &i32, n2: &i32) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_filtered_vector` is never used
[INFO] [stdout]    --> src/main.rs:115:4
[INFO] [stdout]     |
[INFO] [stdout] 115 | fn get_filtered_vector(v: &Vec<i32>, idx: usize) -> Vec<i32> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_2` is never used
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn day_2() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_mul` is never used
[INFO] [stdout]    --> src/main.rs:191:4
[INFO] [stdout]     |
[INFO] [stdout] 191 | fn extract_mul(s: &str) -> Vec<&str> {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `extract_mul_do_dont` is never used
[INFO] [stdout]    --> src/main.rs:202:4
[INFO] [stdout]     |
[INFO] [stdout] 202 | fn extract_mul_do_dont(s: &str) -> Vec<&str> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_numbers` is never used
[INFO] [stdout]    --> src/main.rs:213:4
[INFO] [stdout]     |
[INFO] [stdout] 213 | fn parse_numbers(s: &str) -> (i32, i32){
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_3` is never used
[INFO] [stdout]    --> src/main.rs:223:4
[INFO] [stdout]     |
[INFO] [stdout] 223 | fn day_3() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `from_str_to_matrix` is never used
[INFO] [stdout]    --> src/main.rs:244:4
[INFO] [stdout]     |
[INFO] [stdout] 244 | fn from_str_to_matrix(s: &str)  -> Vec<Vec<char>> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `dims_matrix` is never used
[INFO] [stdout]    --> src/main.rs:258:4
[INFO] [stdout]     |
[INFO] [stdout] 258 | fn dims_matrix(m: Vec<Vec<char>>) -> (usize, usize) {
[INFO] [stdout]     |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_xmas_matrix` is never used
[INFO] [stdout]    --> src/main.rs:263:4
[INFO] [stdout]     |
[INFO] [stdout] 263 | fn display_xmas_matrix(m: Vec<Vec<char>>, indices: Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_horizontal` is never used
[INFO] [stdout]    --> src/main.rs:276:4
[INFO] [stdout]     |
[INFO] [stdout] 276 | fn search_horizontal(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_horizontal_back` is never used
[INFO] [stdout]    --> src/main.rs:295:4
[INFO] [stdout]     |
[INFO] [stdout] 295 | fn search_horizontal_back(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_vertical` is never used
[INFO] [stdout]    --> src/main.rs:312:4
[INFO] [stdout]     |
[INFO] [stdout] 312 | fn search_vertical(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_vertical_back` is never used
[INFO] [stdout]    --> src/main.rs:331:4
[INFO] [stdout]     |
[INFO] [stdout] 331 | fn search_vertical_back(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_down_right` is never used
[INFO] [stdout]    --> src/main.rs:348:4
[INFO] [stdout]     |
[INFO] [stdout] 348 | fn search_diagonal_down_right(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_up_right` is never used
[INFO] [stdout]    --> src/main.rs:374:4
[INFO] [stdout]     |
[INFO] [stdout] 374 | fn search_diagonal_up_right(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_down_left` is never used
[INFO] [stdout]    --> src/main.rs:399:4
[INFO] [stdout]     |
[INFO] [stdout] 399 | fn search_diagonal_down_left(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_diagonal_up_left` is never used
[INFO] [stdout]    --> src/main.rs:423:4
[INFO] [stdout]     |
[INFO] [stdout] 423 | fn search_diagonal_up_left(m: Vec<Vec<char>>, i: usize, j: usize) -> (bool, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_xmas_in_matrix` is never used
[INFO] [stdout]    --> src/main.rs:447:4
[INFO] [stdout]     |
[INFO] [stdout] 447 | fn search_xmas_in_matrix(m: Vec<Vec<char>>) -> Vec<(usize, usize)> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_diagonal_up_left_down_right` is never used
[INFO] [stdout]    --> src/main.rs:488:4
[INFO] [stdout]     |
[INFO] [stdout] 488 | fn check_diagonal_up_left_down_right(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `check_diagonal_down_left_up_right` is never used
[INFO] [stdout]    --> src/main.rs:498:4
[INFO] [stdout]     |
[INFO] [stdout] 498 | fn check_diagonal_down_left_up_right(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_mas_cross` is never used
[INFO] [stdout]    --> src/main.rs:508:4
[INFO] [stdout]     |
[INFO] [stdout] 508 | fn is_mas_cross(m: Vec<Vec<char>>, i: usize, j: usize) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `search_mas_cross_in_matrix` is never used
[INFO] [stdout]    --> src/main.rs:523:4
[INFO] [stdout]     |
[INFO] [stdout] 523 | fn search_mas_cross_in_matrix(m: Vec<Vec<char>>) -> (i32, Vec<(usize, usize)>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `day_4` is never used
[INFO] [stdout]    --> src/main.rs:541:4
[INFO] [stdout]     |
[INFO] [stdout] 541 | fn day_4() {
[INFO] [stdout]     |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.06s
[INFO] running `Command { std: "docker" "inspect" "4647bb13c65c54d7a173cd91cf6479ac1edffc0102f4eaf4485a0e3f9cb67421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4647bb13c65c54d7a173cd91cf6479ac1edffc0102f4eaf4485a0e3f9cb67421", kill_on_drop: false }`
[INFO] [stdout] 4647bb13c65c54d7a173cd91cf6479ac1edffc0102f4eaf4485a0e3f9cb67421