[INFO] cloning repository https://github.com/pjsph/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/pjsph/advent_of_code_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjsph%2Fadvent_of_code_2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjsph%2Fadvent_of_code_2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d175c2b2d297d4ebae9ca000ae34357bd6b6545
[INFO] checking pjsph/advent_of_code_2023 against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpjsph%2Fadvent_of_code_2023" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pjsph/advent_of_code_2023
[INFO] finished tweaking git repo https://github.com/pjsph/advent_of_code_2023
[INFO] tweaked toml for git repo https://github.com/pjsph/advent_of_code_2023 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pjsph/advent_of_code_2023 on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pjsph/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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14ccf05300d75477cd2b2e423d103b6aaeeb58b8d0b19f49668aa0d9c84e3580
[INFO] running `Command { std: "docker" "start" "-a" "14ccf05300d75477cd2b2e423d103b6aaeeb58b8d0b19f49668aa0d9c84e3580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14ccf05300d75477cd2b2e423d103b6aaeeb58b8d0b19f49668aa0d9c84e3580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14ccf05300d75477cd2b2e423d103b6aaeeb58b8d0b19f49668aa0d9c84e3580", kill_on_drop: false }`
[INFO] [stdout] 14ccf05300d75477cd2b2e423d103b6aaeeb58b8d0b19f49668aa0d9c84e3580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bae924084a183d00f1ed4e7c0cd6c199a9baa248d963eb6bfbf25291083a291
[INFO] running `Command { std: "docker" "start" "-a" "1bae924084a183d00f1ed4e7c0cd6c199a9baa248d963eb6bfbf25291083a291", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code_2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day01/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_numerical` is never used
[INFO] [stdout]   --> src/day01/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn is_numerical(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_number` is never used
[INFO] [stdout]   --> src/day01/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn parse_number(s: &str) -> Result<u32, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day02/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]  --> src/day02/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn part2() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/day02/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn part1() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]  --> src/day03/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Number {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Symbol` is never constructed
[INFO] [stdout]  --> src/day03/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Symbol {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/day03/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_numbers` is never used
[INFO] [stdout]   --> src/day03/main.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn parse_numbers(s: &str) -> Vec<Number> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_symbols` is never used
[INFO] [stdout]    --> src/day03/main.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn parse_symbols(s: &str) -> Vec<Symbol> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_numerical` is never used
[INFO] [stdout]    --> src/day03/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn is_numerical(c: char) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day04/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Card` is never constructed
[INFO] [stdout]  --> src/day04/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Card {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/day04/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn part2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/day04/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn part1() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day01/main.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_numerical` is never used
[INFO] [stdout]   --> src/day01/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn is_numerical(c: char) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_number` is never used
[INFO] [stdout]   --> src/day01/main.rs:66:4
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn parse_number(s: &str) -> Result<u32, ()> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day02/main.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]  --> src/day02/main.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn part2() {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/day02/main.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn part1() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Number` is never constructed
[INFO] [stdout]  --> src/day03/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Number {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Symbol` is never constructed
[INFO] [stdout]  --> src/day03/main.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Symbol {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]   --> src/day03/main.rs:20:8
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub fn main() {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_numbers` is never used
[INFO] [stdout]   --> src/day03/main.rs:92:4
[INFO] [stdout]    |
[INFO] [stdout] 92 | fn parse_numbers(s: &str) -> Vec<Number> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_symbols` is never used
[INFO] [stdout]    --> src/day03/main.rs:114:4
[INFO] [stdout]     |
[INFO] [stdout] 114 | fn parse_symbols(s: &str) -> Vec<Symbol> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_numerical` is never used
[INFO] [stdout]    --> src/day03/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn is_numerical(c: char) -> bool {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `main` is never used
[INFO] [stdout]  --> src/day04/main.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub fn main() {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Card` is never constructed
[INFO] [stdout]  --> src/day04/main.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Card {
[INFO] [stdout]   |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part2` is never used
[INFO] [stdout]   --> src/day04/main.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn part2() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part1` is never used
[INFO] [stdout]   --> src/day04/main.rs:79:4
[INFO] [stdout]    |
[INFO] [stdout] 79 | fn part1() {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "1bae924084a183d00f1ed4e7c0cd6c199a9baa248d963eb6bfbf25291083a291", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bae924084a183d00f1ed4e7c0cd6c199a9baa248d963eb6bfbf25291083a291", kill_on_drop: false }`
[INFO] [stdout] 1bae924084a183d00f1ed4e7c0cd6c199a9baa248d963eb6bfbf25291083a291