[INFO] cloning repository https://github.com/Creator13/AdventOfCode2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Creator13/AdventOfCode2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreator13%2FAdventOfCode2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreator13%2FAdventOfCode2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52916411067a2488b6f81a939259735092b8cfc1
[INFO] checking Creator13/AdventOfCode2021/52916411067a2488b6f81a939259735092b8cfc1 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCreator13%2FAdventOfCode2021" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Creator13/AdventOfCode2021 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Creator13/AdventOfCode2021
[INFO] finished tweaking git repo https://github.com/Creator13/AdventOfCode2021
[INFO] tweaked toml for git repo https://github.com/Creator13/AdventOfCode2021 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Creator13/AdventOfCode2021 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba28013887baf914bf3f5df0545aa5a33abf1e20759a1272fd69331c38c0494f
[INFO] running `Command { std: "docker" "start" "-a" "ba28013887baf914bf3f5df0545aa5a33abf1e20759a1272fd69331c38c0494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba28013887baf914bf3f5df0545aa5a33abf1e20759a1272fd69331c38c0494f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba28013887baf914bf3f5df0545aa5a33abf1e20759a1272fd69331c38c0494f", kill_on_drop: false }`
[INFO] [stdout] ba28013887baf914bf3f5df0545aa5a33abf1e20759a1272fd69331c38c0494f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 88d7c430de747b41d50c628bc564a59f5b93da63a1bfcef6c596bdb225de065e
[INFO] running `Command { std: "docker" "start" "-a" "88d7c430de747b41d50c628bc564a59f5b93da63a1bfcef6c596bdb225de065e", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]   --> src/challenge11.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     for step in 0..steps {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputLine` is never constructed
[INFO] [stdout]   --> src/challenge8.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct OutputLine {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_at` and `reset_flashed` are never used
[INFO] [stdout]   --> src/challenge11.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Grid {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 9  |     pub fn get_at(&self, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn reset_flashed(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `step`
[INFO] [stdout]   --> src/challenge11.rs:94:9
[INFO] [stdout]    |
[INFO] [stdout] 94 |     for step in 0..steps {
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_step`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `OutputLine` is never constructed
[INFO] [stdout]   --> src/challenge8.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct OutputLine {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_at` and `reset_flashed` are never used
[INFO] [stdout]   --> src/challenge11.rs:9:12
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Grid {
[INFO] [stdout]    | --------- methods in this implementation
[INFO] [stdout] 9  |     pub fn get_at(&self, x: usize, y: usize) -> u8 {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub fn reset_flashed(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "88d7c430de747b41d50c628bc564a59f5b93da63a1bfcef6c596bdb225de065e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88d7c430de747b41d50c628bc564a59f5b93da63a1bfcef6c596bdb225de065e", kill_on_drop: false }`
[INFO] [stdout] 88d7c430de747b41d50c628bc564a59f5b93da63a1bfcef6c596bdb225de065e