[INFO] cloning repository https://github.com/tomgagnier/2023-advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tomgagnier/2023-advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomgagnier%2F2023-advent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomgagnier%2F2023-advent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a70eac3b069cf49fbed2dcfb84a070fb10c767b9
[INFO] checking tomgagnier/2023-advent-of-code against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomgagnier%2F2023-advent-of-code" "/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/tomgagnier/2023-advent-of-code 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/tomgagnier/2023-advent-of-code
[INFO] finished tweaking git repo https://github.com/tomgagnier/2023-advent-of-code
[INFO] tweaked toml for git repo https://github.com/tomgagnier/2023-advent-of-code written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tomgagnier/2023-advent-of-code 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] 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] 47ee07cadd26318500593cafa9c73c6f5bf7dc5c1a58d034e21eea4224b0c557
[INFO] running `Command { std: "docker" "start" "-a" "47ee07cadd26318500593cafa9c73c6f5bf7dc5c1a58d034e21eea4224b0c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47ee07cadd26318500593cafa9c73c6f5bf7dc5c1a58d034e21eea4224b0c557", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47ee07cadd26318500593cafa9c73c6f5bf7dc5c1a58d034e21eea4224b0c557", kill_on_drop: false }`
[INFO] [stdout] 47ee07cadd26318500593cafa9c73c6f5bf7dc5c1a58d034e21eea4224b0c557
[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] b491a5aca2ce4d183cfc02d9c1501d9ff346ed42b04d0d3716e5c436137c2b0c
[INFO] running `Command { std: "docker" "start" "-a" "b491a5aca2ce4d183cfc02d9c1501d9ff346ed42b04d0d3716e5c436137c2b0c", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/day03/mod.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/day04/mod.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first_number` is never used
[INFO] [stdout]  --> src/day01/mod.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn first_number(numbers: &[(&str, u32)], input: &str) -> u32 {
[INFO] [stdout]   |    ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `last_number` is never used
[INFO] [stdout]   --> src/day01/mod.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn last_number(numbers: &[(&str, u32)], input: &str) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sum_of_first_last` is never used
[INFO] [stdout]   --> src/day01/mod.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn sum_of_first_last(numbers: &[(&str, u32)], input: &str) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `holds` and `max` are never used
[INFO] [stdout]   --> src/day02/mod.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl Bag {
[INFO] [stdout]    | -------- methods in this implementation
[INFO] [stdout] 29 |     fn holds(&self, other: &Bag) -> bool {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 33 |     fn max(&self, other: &Bag) -> Bag {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_games` is never used
[INFO] [stdout]   --> src/day02/mod.rs:59:4
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn parse_games(input: &str) -> Vec<Game> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `score` is never used
[INFO] [stdout]   --> src/day02/mod.rs:65:4
[INFO] [stdout]    |
[INFO] [stdout] 65 | fn score(limit: &Bag, input: &&str) -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `power` is never used
[INFO] [stdout]   --> src/day02/mod.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn power(input: &&str) -> u32 {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Position` is never constructed
[INFO] [stdout]  --> src/day03/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Position {
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `adjacent_to` is never used
[INFO] [stdout]   --> src/day03/mod.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl Position {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] 11 |     pub fn adjacent_to(&self, other: &Position) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Symbol` is never constructed
[INFO] [stdout]   --> src/day03/mod.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | struct Symbol {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `symbols_in` is never used
[INFO] [stdout]   --> src/day03/mod.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn symbols_in(input: &str) -> Vec<Symbol> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]   --> src/day03/mod.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | struct Number {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `numbers_in` is never used
[INFO] [stdout]   --> src/day03/mod.rs:46:4
[INFO] [stdout]    |
[INFO] [stdout] 46 | fn numbers_in(input: &str) -> Vec<Number> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `adjacent_to` is never used
[INFO] [stdout]   --> src/day03/mod.rs:60:8
[INFO] [stdout]    |
[INFO] [stdout] 59 | impl Number {
[INFO] [stdout]    | ----------- method in this implementation
[INFO] [stdout] 60 |     fn adjacent_to(&self, pos: &Position) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day03/mod.rs:67:4
[INFO] [stdout]    |
[INFO] [stdout] 67 | fn part_1(input: &str) -> u64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/day03/mod.rs:77:4
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn part_2(input: &str) -> u64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXAMPLE` is never used
[INFO] [stdout]   --> src/day03/mod.rs:93:11
[INFO] [stdout]    |
[INFO] [stdout] 93 |     const EXAMPLE: &str =
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Card` is never constructed
[INFO] [stdout]  --> src/day04/mod.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Card {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from`, `matches`, and `points` are never used
[INFO] [stdout]   --> src/day04/mod.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 9  | impl Card {
[INFO] [stdout]    | --------- associated items in this implementation
[INFO] [stdout] 10 |     fn from(input: &str) -> Self {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn matches(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     fn points(&self) -> usize {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_1` is never used
[INFO] [stdout]   --> src/day04/mod.rs:34:4
[INFO] [stdout]    |
[INFO] [stdout] 34 | fn part_1(input: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_2` is never used
[INFO] [stdout]   --> src/day04/mod.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn part_2(input: &str) -> usize {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `EXAMPLE` is never used
[INFO] [stdout]   --> src/day04/mod.rs:59:11
[INFO] [stdout]    |
[INFO] [stdout] 59 |     const EXAMPLE: &str =
[INFO] [stdout]    |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "b491a5aca2ce4d183cfc02d9c1501d9ff346ed42b04d0d3716e5c436137c2b0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b491a5aca2ce4d183cfc02d9c1501d9ff346ed42b04d0d3716e5c436137c2b0c", kill_on_drop: false }`
[INFO] [stdout] b491a5aca2ce4d183cfc02d9c1501d9ff346ed42b04d0d3716e5c436137c2b0c