[INFO] cloning repository https://github.com/ducktyper/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/ducktyper/advent_of_code_2022" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fducktyper%2Fadvent_of_code_2022", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fducktyper%2Fadvent_of_code_2022'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f2afb4a6add4b9b6818a5fd1f3b6ef697b704d12
[INFO] checking ducktyper/advent_of_code_2022 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fducktyper%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/ducktyper/advent_of_code_2022
[INFO] finished tweaking git repo https://github.com/ducktyper/advent_of_code_2022
[INFO] tweaked toml for git repo https://github.com/ducktyper/advent_of_code_2022 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ducktyper/advent_of_code_2022 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ducktyper/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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 871463a0ef2b413883f3c4c260441f330206caba2545d4575109b91e5a037ca6
[INFO] running `Command { std: "docker" "start" "-a" "871463a0ef2b413883f3c4c260441f330206caba2545d4575109b91e5a037ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "871463a0ef2b413883f3c4c260441f330206caba2545d4575109b91e5a037ca6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "871463a0ef2b413883f3c4c260441f330206caba2545d4575109b91e5a037ca6", kill_on_drop: false }`
[INFO] [stdout] 871463a0ef2b413883f3c4c260441f330206caba2545d4575109b91e5a037ca6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f5cad0e25e142f6657ab5ca383cf7549a23425e4c276e9d192580e77b4c073f
[INFO] running `Command { std: "docker" "start" "-a" "6f5cad0e25e142f6657ab5ca383cf7549a23425e4c276e9d192580e77b4c073f", kill_on_drop: false }`
[INFO] [stderr]     Checking advent_of_code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `MapToPlay` and `MapToOutcome` are never constructed
[INFO] [stdout]  --> src/day2/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub enum StrategyType {
[INFO] [stdout]   |          ------------ variants in this enum
[INFO] [stdout] 7 |     MapToPlay,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 8 |     MapToOutcome,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EachTwo` is never constructed
[INFO] [stdout]   --> src/day3/mod.rs:31:8
[INFO] [stdout]    |
[INFO] [stdout] 31 | struct EachTwo<'a> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day3/mod.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | impl<'a> EachTwo<'a> {
[INFO] [stdout]    | -------------------- associated function in this implementation
[INFO] [stdout] 36 |     fn new(input: &'a str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EachThree` is never constructed
[INFO] [stdout]   --> src/day3/mod.rs:57:8
[INFO] [stdout]    |
[INFO] [stdout] 57 | struct EachThree<'a> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/day3/mod.rs:62:8
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl<'a> EachThree<'a> {
[INFO] [stdout]    | ---------------------- associated function in this implementation
[INFO] [stdout] 62 |     fn new(input: &'a str) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/day7/mod.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn tree(files: Vec<(Vec<&str>, usize)>) -> Node {
[INFO] [stdout]    |                         ^^^^               ---- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn tree(files: Vec<(Vec<&str>, usize)>) -> Node<'_> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/day7/mod.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn tree(files: Vec<(Vec<&str>, usize)>) -> Node {
[INFO] [stdout]    |                         ^^^^               ---- the lifetime gets resolved as `'_`
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this lifetime flows to the output
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn tree(files: Vec<(Vec<&str>, usize)>) -> Node<'_> {
[INFO] [stdout]    |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "6f5cad0e25e142f6657ab5ca383cf7549a23425e4c276e9d192580e77b4c073f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f5cad0e25e142f6657ab5ca383cf7549a23425e4c276e9d192580e77b4c073f", kill_on_drop: false }`
[INFO] [stdout] 6f5cad0e25e142f6657ab5ca383cf7549a23425e4c276e9d192580e77b4c073f