[INFO] cloning repository https://github.com/mplanchard/aoc_2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mplanchard/aoc_2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplanchard%2Faoc_2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplanchard%2Faoc_2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ac7268d230700a46cd60b338084f4210b54f96f
[INFO] checking mplanchard/aoc_2020 against try#8d46be77cd48fdbcced888d027457e2c9cf2aa16 for pr-142723
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplanchard%2Faoc_2020" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mplanchard/aoc_2020 on toolchain 8d46be77cd48fdbcced888d027457e2c9cf2aa16
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mplanchard/aoc_2020
[INFO] finished tweaking git repo https://github.com/mplanchard/aoc_2020
[INFO] tweaked toml for git repo https://github.com/mplanchard/aoc_2020 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/mplanchard/aoc_2020 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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d91f7b6955d0497c1f74acdbb7aae4ffca3777b84bdc9db5b23ffdbd058ebb2
[INFO] running `Command { std: "docker" "start" "-a" "3d91f7b6955d0497c1f74acdbb7aae4ffca3777b84bdc9db5b23ffdbd058ebb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d91f7b6955d0497c1f74acdbb7aae4ffca3777b84bdc9db5b23ffdbd058ebb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d91f7b6955d0497c1f74acdbb7aae4ffca3777b84bdc9db5b23ffdbd058ebb2", kill_on_drop: false }`
[INFO] [stdout] 3d91f7b6955d0497c1f74acdbb7aae4ffca3777b84bdc9db5b23ffdbd058ebb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+8d46be77cd48fdbcced888d027457e2c9cf2aa16" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7791eaadbe4c6cb3e1b6672dde8ffb433d2df38044c19ef23a3904b000baf9f9
[INFO] running `Command { std: "docker" "start" "-a" "7791eaadbe4c6cb3e1b6672dde8ffb433d2df38044c19ef23a3904b000baf9f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling anyhow v1.0.35
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `number` and `unit` are never read
[INFO] [stdout]   --> src/day4.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Height {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 43 |     number: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     unit: HeightUnit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Height` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/day4.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | struct ValidPassport {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 89 |     birth_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 90 |     issue_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 91 |     expiration_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     height: Height,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 93 |     hair_color: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 94 |     eye_color: EyeColor,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 95 |     passport_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 96 |     country_id: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ValidPassport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/day3.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 |         &'a self,
[INFO] [stdout]    |          ^^ these lifetimes flow to the output
[INFO] [stdout] 92 |         start: &Coordinate,
[INFO] [stdout] 93 |         vector: &'a Vector,
[INFO] [stdout]    |                  ^^ these lifetimes flow to the output
[INFO] [stdout] 94 |     ) -> MapTraverser {
[INFO] [stdout]    |          ------------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ) -> MapTraverser<'a> {
[INFO] [stdout]    |                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `number` and `unit` are never read
[INFO] [stdout]   --> src/day4.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | struct Height {
[INFO] [stdout]    |        ------ fields in this struct
[INFO] [stdout] 43 |     number: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 44 |     unit: HeightUnit,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Height` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]   --> src/day4.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | struct ValidPassport {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 89 |     birth_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 90 |     issue_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 91 |     expiration_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 92 |     height: Height,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 93 |     hair_color: String,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 94 |     eye_color: EyeColor,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 95 |     passport_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 96 |     country_id: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ValidPassport` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing
[INFO] [stdout]   --> src/day3.rs:91:10
[INFO] [stdout]    |
[INFO] [stdout] 91 |         &'a self,
[INFO] [stdout]    |          ^^ these lifetimes flow to the output
[INFO] [stdout] 92 |         start: &Coordinate,
[INFO] [stdout] 93 |         vector: &'a Vector,
[INFO] [stdout]    |                  ^^ these lifetimes flow to the output
[INFO] [stdout] 94 |     ) -> MapTraverser {
[INFO] [stdout]    |          ------------ the lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: one option is to consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 94 |     ) -> MapTraverser<'a> {
[INFO] [stdout]    |                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "7791eaadbe4c6cb3e1b6672dde8ffb433d2df38044c19ef23a3904b000baf9f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7791eaadbe4c6cb3e1b6672dde8ffb433d2df38044c19ef23a3904b000baf9f9", kill_on_drop: false }`
[INFO] [stdout] 7791eaadbe4c6cb3e1b6672dde8ffb433d2df38044c19ef23a3904b000baf9f9