[INFO] cloning repository https://github.com/LRuffati/AoC21
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LRuffati/AoC21" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLRuffati%2FAoC21", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLRuffati%2FAoC21'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3edb0fc54e9330f8ecb64fb874205523c4ddf50c
[INFO] testing LRuffati/AoC21 against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLRuffati%2FAoC21" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LRuffati/AoC21 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LRuffati/AoC21
[INFO] finished tweaking git repo https://github.com/LRuffati/AoC21
[INFO] tweaked toml for git repo https://github.com/LRuffati/AoC21 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/LRuffati/AoC21 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f98e69ebc5a8be30a929a5f19f630f09338fd53cfff833addd6ec7fa520ee279
[INFO] running `Command { std: "docker" "start" "-a" "f98e69ebc5a8be30a929a5f19f630f09338fd53cfff833addd6ec7fa520ee279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f98e69ebc5a8be30a929a5f19f630f09338fd53cfff833addd6ec7fa520ee279", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f98e69ebc5a8be30a929a5f19f630f09338fd53cfff833addd6ec7fa520ee279", kill_on_drop: false }`
[INFO] [stdout] f98e69ebc5a8be30a929a5f19f630f09338fd53cfff833addd6ec7fa520ee279
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b52b8cd73930a012e77fe68279e0d7cb9cbd4bab19f0f3f5531a9808fa65ff63
[INFO] running `Command { std: "docker" "start" "-a" "b52b8cd73930a012e77fe68279e0d7cb9cbd4bab19f0f3f5531a9808fa65ff63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/days/day9.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::id`
[INFO] [stdout]  --> src/days/day9.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]  --> src/days/day8.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Guess`
[INFO] [stdout]   --> src/days/day8.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Guess {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]   --> src/days/day8.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Candidate`
[INFO] [stdout]  --> src/days/day9.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Candidate {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]   --> src/days/day9.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     val: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/days/day9.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `local_min`
[INFO] [stdout]   --> src/days/day9.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     local_min: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/days/day9.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]   --> src/days/day9.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ElemBasin`
[INFO] [stdout]   --> src/days/day9.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct ElemBasin {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_idx`
[INFO] [stdout]   --> src/days/day9.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn get_idx(vector: &Vec<usize>, mut start: usize) -> Option<usize>{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]   --> src/days/day9.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]  --> src/days/day10.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.70s
[INFO] running `Command { std: "docker" "inspect" "b52b8cd73930a012e77fe68279e0d7cb9cbd4bab19f0f3f5531a9808fa65ff63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52b8cd73930a012e77fe68279e0d7cb9cbd4bab19f0f3f5531a9808fa65ff63", kill_on_drop: false }`
[INFO] [stdout] b52b8cd73930a012e77fe68279e0d7cb9cbd4bab19f0f3f5531a9808fa65ff63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70968ad54b86d8fddb99bf4ef4203134ac7da1900d9ce33120126f43f01c11ca
[INFO] running `Command { std: "docker" "start" "-a" "70968ad54b86d8fddb99bf4ef4203134ac7da1900d9ce33120126f43f01c11ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout]  --> src/days/day9.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::VecDeque;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::id`
[INFO] [stdout]  --> src/days/day9.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::process::id;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::fs;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]  --> src/days/day8.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Guess`
[INFO] [stdout]   --> src/days/day8.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | struct Guess {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]   --> src/days/day8.rs:23:8
[INFO] [stdout]    |
[INFO] [stdout] 23 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Candidate`
[INFO] [stdout]  --> src/days/day9.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct Candidate {
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `val`
[INFO] [stdout]   --> src/days/day9.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     val: u32,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/days/day9.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `local_min`
[INFO] [stdout]   --> src/days/day9.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     local_min: bool
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/days/day9.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]   --> src/days/day9.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `ElemBasin`
[INFO] [stdout]   --> src/days/day9.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 70 | struct ElemBasin {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_idx`
[INFO] [stdout]   --> src/days/day9.rs:75:4
[INFO] [stdout]    |
[INFO] [stdout] 75 | fn get_idx(vector: &Vec<usize>, mut start: usize) -> Option<usize>{
[INFO] [stdout]    |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_b`
[INFO] [stdout]   --> src/days/day9.rs:91:8
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `solve_a`
[INFO] [stdout]  --> src/days/day10.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 14 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.23s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc2021-5401a2c278ec6f92)
[INFO] running `Command { std: "docker" "inspect" "70968ad54b86d8fddb99bf4ef4203134ac7da1900d9ce33120126f43f01c11ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70968ad54b86d8fddb99bf4ef4203134ac7da1900d9ce33120126f43f01c11ca", kill_on_drop: false }`
[INFO] [stdout] 70968ad54b86d8fddb99bf4ef4203134ac7da1900d9ce33120126f43f01c11ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dde85b3cdc3a613a4a208d66286734fc76c182520b0dcd98cbcd71addd5990be
[INFO] running `Command { std: "docker" "start" "-a" "dde85b3cdc3a613a4a208d66286734fc76c182520b0dcd98cbcd71addd5990be", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::collections::VecDeque`
[INFO] [stdout] 
[INFO] [stderr]  --> src/days/day9.rs:1:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 1 | use std::collections::VecDeque;
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::id`
[INFO] [stderr]  --> src/days/day9.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::process::id;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::fs;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_a`
[INFO] [stderr]  --> src/days/day8.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Guess`
[INFO] [stderr]   --> src/days/day8.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | struct Guess {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_b`
[INFO] [stderr]   --> src/days/day8.rs:23:8
[INFO] [stderr]    |
[INFO] [stderr] 23 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Candidate`
[INFO] [stderr]  --> src/days/day9.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | struct Candidate {
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `val`
[INFO] [stderr]   --> src/days/day9.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 |     val: u32,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/days/day9.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `local_min`
[INFO] [stderr]   --> src/days/day9.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     local_min: bool
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `Element` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/days/day9.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_a`
[INFO] [stderr]   --> src/days/day9.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `ElemBasin`
[INFO] [stderr]   --> src/days/day9.rs:70:8
[INFO] [stderr]    |
[INFO] [stderr] 70 | struct ElemBasin {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_idx`
[INFO] [stderr]   --> src/days/day9.rs:75:4
[INFO] [stderr]    |
[INFO] [stderr] 75 | fn get_idx(vector: &Vec<usize>, mut start: usize) -> Option<usize>{
[INFO] [stderr]    |    ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_b`
[INFO] [stderr]   --> src/days/day9.rs:91:8
[INFO] [stderr]    |
[INFO] [stderr] 91 | pub fn solve_b(input: BufReader<File>) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `solve_a`
[INFO] [stderr]  --> src/days/day10.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub fn solve_a(input: BufReader<File>) {
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2021` (bin "aoc2021" test) generated 14 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc2021-5401a2c278ec6f92)
[INFO] running `Command { std: "docker" "inspect" "dde85b3cdc3a613a4a208d66286734fc76c182520b0dcd98cbcd71addd5990be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde85b3cdc3a613a4a208d66286734fc76c182520b0dcd98cbcd71addd5990be", kill_on_drop: false }`
[INFO] [stdout] dde85b3cdc3a613a4a208d66286734fc76c182520b0dcd98cbcd71addd5990be