[INFO] cloning repository https://github.com/qthibeault/advent-of-code-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qthibeault/advent-of-code-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqthibeault%2Fadvent-of-code-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqthibeault%2Fadvent-of-code-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 78f7c24c496056ab1fc4709974e9b911d24b04dc
[INFO] checking qthibeault/advent-of-code-2023 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqthibeault%2Fadvent-of-code-2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/qthibeault/advent-of-code-2023 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/qthibeault/advent-of-code-2023
[INFO] finished tweaking git repo https://github.com/qthibeault/advent-of-code-2023
[INFO] tweaked toml for git repo https://github.com/qthibeault/advent-of-code-2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/qthibeault/advent-of-code-2023 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winnow v0.5.26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e29a1e088e3185f9fa32c3eff2c8c2542baf713c1c7d292aa8d9782ecc184d
[INFO] running `Command { std: "docker" "start" "-a" "57e29a1e088e3185f9fa32c3eff2c8c2542baf713c1c7d292aa8d9782ecc184d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e29a1e088e3185f9fa32c3eff2c8c2542baf713c1c7d292aa8d9782ecc184d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e29a1e088e3185f9fa32c3eff2c8c2542baf713c1c7d292aa8d9782ecc184d", kill_on_drop: false }`
[INFO] [stdout] 57e29a1e088e3185f9fa32c3eff2c8c2542baf713c1c7d292aa8d9782ecc184d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29014bac1a499c210ce89d667c2d1983f95dc78d9c30bff1c9dc6d1cf7cb9848
[INFO] running `Command { std: "docker" "start" "-a" "29014bac1a499c210ce89d667c2d1983f95dc78d9c30bff1c9dc6d1cf7cb9848", kill_on_drop: false }`
[INFO] [stderr]    Compiling indoc v2.0.4
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking winnow v0.5.26
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stdout] warning: method `symbols` is never used
[INFO] [stdout]    --> day3/src/schematic.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 69  | impl<'a> Schematic<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn symbols(&self) -> HashSet<char> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `symbols` is never used
[INFO] [stdout]    --> day3/src/schematic.rs:133:12
[INFO] [stdout]     |
[INFO] [stdout] 69  | impl<'a> Schematic<'a> {
[INFO] [stdout]     | ---------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn symbols(&self) -> HashSet<char> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]     Checking day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]     Checking day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]     Checking day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]     Checking day9 v0.1.0 (/opt/rustwide/workdir/day9)
[INFO] [stderr]     Checking day5 v0.1.0 (/opt/rustwide/workdir/day5)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> day9/src/oasis.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 51 | impl History {
[INFO] [stdout]    | ------------ associated function in this implementation
[INFO] [stdout] 52 |     fn new<I>(values: I) -> Self
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Path` is never constructed
[INFO] [stdout]    --> day10/src/pipes.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 187 | struct Path {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `start` and `step` are never used
[INFO] [stdout]    --> day10/src/pipes.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl Path {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 193 |     fn start(p: Position) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     fn step(&self, p: Position) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day12/src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut groups: Vec<_> = self
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Groups` is never constructed
[INFO] [stdout]   --> day12/src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Groups<'a> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `groups` and `is_valid` are never used
[INFO] [stdout]   --> day12/src/main.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Row {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 40 |     fn groups(&self) -> Groups<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn is_valid(&self, expected_groups: &[usize]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> day12/src/main.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut groups: Vec<_> = self
[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: struct `Path` is never constructed
[INFO] [stdout]    --> day10/src/pipes.rs:187:8
[INFO] [stdout]     |
[INFO] [stdout] 187 | struct Path {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `start` and `step` are never used
[INFO] [stdout]    --> day10/src/pipes.rs:193:8
[INFO] [stdout]     |
[INFO] [stdout] 192 | impl Path {
[INFO] [stdout]     | --------- associated items in this implementation
[INFO] [stdout] 193 |     fn start(p: Position) -> Self {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 200 |     fn step(&self, p: Position) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Groups` is never constructed
[INFO] [stdout]   --> day12/src/main.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | struct Groups<'a> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `groups` and `is_valid` are never used
[INFO] [stdout]   --> day12/src/main.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 39 | impl Row {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 40 |     fn groups(&self) -> Groups<'_> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     fn is_valid(&self, expected_groups: &[usize]) -> bool {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> day2/src/game.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Colors {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 19 |     pub fn new(n_red: u32, n_green: u32, n_blue: u32) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking day8 v0.1.0 (/opt/rustwide/workdir/day8)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.21s
[INFO] running `Command { std: "docker" "inspect" "29014bac1a499c210ce89d667c2d1983f95dc78d9c30bff1c9dc6d1cf7cb9848", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29014bac1a499c210ce89d667c2d1983f95dc78d9c30bff1c9dc6d1cf7cb9848", kill_on_drop: false }`
[INFO] [stdout] 29014bac1a499c210ce89d667c2d1983f95dc78d9c30bff1c9dc6d1cf7cb9848