[INFO] cloning repository https://github.com/very-amused/advent-of-code-2022
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/very-amused/advent-of-code-2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvery-amused%2Fadvent-of-code-2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvery-amused%2Fadvent-of-code-2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9dcb8780efde353bf016a446bc6825c42cf8fa3
[INFO] checking very-amused/advent-of-code-2022 against try#e071e73523bfcdcab2878dbf652ac8ebb9b9eee4 for pr-144386
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvery-amused%2Fadvent-of-code-2022" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/very-amused/advent-of-code-2022
[INFO] finished tweaking git repo https://github.com/very-amused/advent-of-code-2022
[INFO] tweaked toml for git repo https://github.com/very-amused/advent-of-code-2022 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/very-amused/advent-of-code-2022 on toolchain e071e73523bfcdcab2878dbf652ac8ebb9b9eee4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e071e73523bfcdcab2878dbf652ac8ebb9b9eee4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/very-amused/advent-of-code-2022 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" "+e071e73523bfcdcab2878dbf652ac8ebb9b9eee4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e071e73523bfcdcab2878dbf652ac8ebb9b9eee4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58295cd4aa34b67a77d5de97ca51c52105ae4a68ee635d5ece41ffe96451d9b8
[INFO] running `Command { std: "docker" "start" "-a" "58295cd4aa34b67a77d5de97ca51c52105ae4a68ee635d5ece41ffe96451d9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58295cd4aa34b67a77d5de97ca51c52105ae4a68ee635d5ece41ffe96451d9b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58295cd4aa34b67a77d5de97ca51c52105ae4a68ee635d5ece41ffe96451d9b8", kill_on_drop: false }`
[INFO] [stdout] 58295cd4aa34b67a77d5de97ca51c52105ae4a68ee635d5ece41ffe96451d9b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e071e73523bfcdcab2878dbf652ac8ebb9b9eee4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31ce6b99a43c45876dc0a121041ff19f6bbbcf39e70492fe26f5f96b6856f48c
[INFO] running `Command { std: "docker" "start" "-a" "31ce6b99a43c45876dc0a121041ff19f6bbbcf39e70492fe26f5f96b6856f48c", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/rust/day5)
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/rust/day1)
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/rust/day8)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/rust/day4)
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/rust/day6)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/rust/day11)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/rust/day9)
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/rust/day10)
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/rust/day7)
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/rust/day2)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/rust/day3)
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day8/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day8/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day9/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day9/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day10/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day10/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day10/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day10/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day10/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day10/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day10/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day10/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day7/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day7/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day11/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day11/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day8/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day8/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day5/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day5/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day8/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day8/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day8/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day8/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p1.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |   InvalidInput(String),
[INFO] [stdout]   |   ------------ ^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -   InvalidInput(String),
[INFO] [stdout] 8 +   InvalidInput(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p1.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |   ParseIntError(ParseIntError)
[INFO] [stdout]   |   ------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -   ParseIntError(ParseIntError)
[INFO] [stdout] 9 +   ParseIntError(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p2.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |   InvalidInput(String),
[INFO] [stdout]   |   ------------ ^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -   InvalidInput(String),
[INFO] [stdout] 8 +   InvalidInput(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p2.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |   ParseIntError(ParseIntError)
[INFO] [stdout]   |   ------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -   ParseIntError(ParseIntError)
[INFO] [stdout] 9 +   ParseIntError(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day5/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day5/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day8/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day8/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day6/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day6/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day11/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day11/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p1.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |   InvalidInput(String),
[INFO] [stdout]   |   ------------ ^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -   InvalidInput(String),
[INFO] [stdout] 8 +   InvalidInput(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p1.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |   ParseIntError(ParseIntError)
[INFO] [stdout]   |   ------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -   ParseIntError(ParseIntError)
[INFO] [stdout] 9 +   ParseIntError(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p2.rs:8:16
[INFO] [stdout]   |
[INFO] [stdout] 8 |   InvalidInput(String),
[INFO] [stdout]   |   ------------ ^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -   InvalidInput(String),
[INFO] [stdout] 8 +   InvalidInput(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> rust/day4/src/p2.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 |   ParseIntError(ParseIntError)
[INFO] [stdout]   |   ------------- ^^^^^^^^^^^^^
[INFO] [stdout]   |   |
[INFO] [stdout]   |   field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 9 -   ParseIntError(ParseIntError)
[INFO] [stdout] 9 +   ParseIntError(())
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day11/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day11/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day11/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day11/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day7/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day7/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day6/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day6/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day8/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day8/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day6/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day6/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day6/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day6/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day9/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day9/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day8/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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]   --> rust/day5/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day8/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day5/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day5/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day5/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day8/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day5/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day8/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day5/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day10/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day10/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day5/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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]   --> rust/day9/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day9/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day11/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day11/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day5/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day9/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day9/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day5/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day5/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day5/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day5/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day6/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day6/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day10/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day10/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day10/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day10/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day10/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day10/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day7/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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]   --> rust/day6/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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]   --> rust/day7/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day7/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day6/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day7/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day7/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day7/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day6/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day6/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day6/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day7/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day7/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day6/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day7/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day7/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day7/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day7/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day11/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day11/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day11/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day11/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day11/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day11/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day9/src/p1.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `parse_err`
[INFO] [stdout]   --> rust/day9/src/p2.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 | macro_rules! parse_err {
[INFO] [stdout]    |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> rust/day9/src/p1.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[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: `input`
[INFO] [stdout]   --> rust/day9/src/p1.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[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]   --> rust/day9/src/p2.rs:47:7
[INFO] [stdout]    |
[INFO] [stdout] 47 |   let mut input: Input = Vec::new();
[INFO] [stdout]    |       ----^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> rust/day9/src/p2.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn solve(input: &mut Input) -> Result<String, Box<dyn Error>> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day9/src/p1.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ParseError` is never used
[INFO] [stdout]  --> rust/day9/src/p2.rs:7:6
[INFO] [stdout]   |
[INFO] [stdout] 7 | enum ParseError {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "31ce6b99a43c45876dc0a121041ff19f6bbbcf39e70492fe26f5f96b6856f48c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31ce6b99a43c45876dc0a121041ff19f6bbbcf39e70492fe26f5f96b6856f48c", kill_on_drop: false }`
[INFO] [stdout] 31ce6b99a43c45876dc0a121041ff19f6bbbcf39e70492fe26f5f96b6856f48c