[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#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmplanchard%2Faoc_2020" "/workspace/builds/worker-49/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-49/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mplanchard/aoc_2020 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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-49/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: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.35
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7b1f651192e3dccc244bf4dd97a7ff4c9aa7527366c1bab52e91e5fb8492f9f5
[INFO] running `Command { std: "docker" "start" "-a" "7b1f651192e3dccc244bf4dd97a7ff4c9aa7527366c1bab52e91e5fb8492f9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7b1f651192e3dccc244bf4dd97a7ff4c9aa7527366c1bab52e91e5fb8492f9f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1f651192e3dccc244bf4dd97a7ff4c9aa7527366c1bab52e91e5fb8492f9f5", kill_on_drop: false }`
[INFO] [stdout] 7b1f651192e3dccc244bf4dd97a7ff4c9aa7527366c1bab52e91e5fb8492f9f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5736754b8fb38931131e36d6d618ac7f9b62ccabf99541dedd1fb5715eafdf5d
[INFO] running `Command { std: "docker" "start" "-a" "5736754b8fb38931131e36d6d618ac7f9b62ccabf99541dedd1fb5715eafdf5d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling anyhow v1.0.35
[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: field is never read: `number`
[INFO] [stdout]   --> src/day4.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     number: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unit`
[INFO] [stdout]   --> src/day4.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     unit: HeightUnit,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `birth_year`
[INFO] [stdout]   --> src/day4.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     birth_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `issue_year`
[INFO] [stdout]   --> src/day4.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     issue_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expiration_year`
[INFO] [stdout]   --> src/day4.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     expiration_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/day4.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     height: Height,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hair_color`
[INFO] [stdout]   --> src/day4.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     hair_color: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eye_color`
[INFO] [stdout]   --> src/day4.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     eye_color: EyeColor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `passport_id`
[INFO] [stdout]   --> src/day4.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     passport_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `country_id`
[INFO] [stdout]   --> src/day4.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     country_id: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `number`
[INFO] [stdout]   --> src/day4.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     number: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `unit`
[INFO] [stdout]   --> src/day4.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     unit: HeightUnit,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `birth_year`
[INFO] [stdout]   --> src/day4.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     birth_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `issue_year`
[INFO] [stdout]   --> src/day4.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     issue_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expiration_year`
[INFO] [stdout]   --> src/day4.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     expiration_year: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/day4.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     height: Height,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `hair_color`
[INFO] [stdout]   --> src/day4.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     hair_color: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `eye_color`
[INFO] [stdout]   --> src/day4.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     eye_color: EyeColor,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `passport_id`
[INFO] [stdout]   --> src/day4.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     passport_id: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `country_id`
[INFO] [stdout]   --> src/day4.rs:96:5
[INFO] [stdout]    |
[INFO] [stdout] 96 |     country_id: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.78s
[INFO] running `Command { std: "docker" "inspect" "5736754b8fb38931131e36d6d618ac7f9b62ccabf99541dedd1fb5715eafdf5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5736754b8fb38931131e36d6d618ac7f9b62ccabf99541dedd1fb5715eafdf5d", kill_on_drop: false }`
[INFO] [stdout] 5736754b8fb38931131e36d6d618ac7f9b62ccabf99541dedd1fb5715eafdf5d