[INFO] cloning repository https://github.com/masonk/aoc2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masonk/aoc2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Faoc2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Faoc2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 820ba24f559e47278ad439bd8232e1350a8e8c50
[INFO] checking masonk/aoc2023 against master#ecb170afc878648c3ae355dbd596c8e4b6f7ebdc for pr-139022
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonk%2Faoc2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masonk/aoc2023 on toolchain ecb170afc878648c3ae355dbd596c8e4b6f7ebdc
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masonk/aoc2023
[INFO] finished tweaking git repo https://github.com/masonk/aoc2023
[INFO] tweaked toml for git repo https://github.com/masonk/aoc2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/masonk/aoc2023 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" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "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-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a83bca6cc5cf65be697bfb89fe41bb09de662bca82f9f5bd90c1777a76bfb73
[INFO] running `Command { std: "docker" "start" "-a" "4a83bca6cc5cf65be697bfb89fe41bb09de662bca82f9f5bd90c1777a76bfb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a83bca6cc5cf65be697bfb89fe41bb09de662bca82f9f5bd90c1777a76bfb73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a83bca6cc5cf65be697bfb89fe41bb09de662bca82f9f5bd90c1777a76bfb73", kill_on_drop: false }`
[INFO] [stdout] 4a83bca6cc5cf65be697bfb89fe41bb09de662bca82f9f5bd90c1777a76bfb73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+ecb170afc878648c3ae355dbd596c8e4b6f7ebdc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51888f9861be67592378d538fb16e4f3bee6c42da5649957d436aef0353b4f2f
[INFO] running `Command { std: "docker" "start" "-a" "51888f9861be67592378d538fb16e4f3bee6c42da5649957d436aef0353b4f2f", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variants `NoId` and `UnexpectedFormat` are never constructed
[INFO] [stdout]   --> src/2/2.1.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum SampleParseError {
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 32 |     NoId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     UnexpectedFormat
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleParseError` 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: variants `NoId` and `UnexpectedFormat` are never constructed
[INFO] [stdout]   --> src/2/2.2.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum SampleParseError {
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 50 |     NoId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 51 |     UnexpectedFormat
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleParseError` 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: variants `NoId` and `UnexpectedFormat` are never constructed
[INFO] [stdout]   --> src/2/2.2.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 49 | enum SampleParseError {
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 50 |     NoId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 51 |     UnexpectedFormat
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleParseError` 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: variants `NoId` and `UnexpectedFormat` are never constructed
[INFO] [stdout]   --> src/2/2.1.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 31 | enum SampleParseError {
[INFO] [stdout]    |      ---------------- variants in this enum
[INFO] [stdout] 32 |     NoId,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 33 |     UnexpectedFormat
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SampleParseError` 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "51888f9861be67592378d538fb16e4f3bee6c42da5649957d436aef0353b4f2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51888f9861be67592378d538fb16e4f3bee6c42da5649957d436aef0353b4f2f", kill_on_drop: false }`
[INFO] [stdout] 51888f9861be67592378d538fb16e4f3bee6c42da5649957d436aef0353b4f2f