[INFO] cloning repository https://github.com/zloyrusskiy/aoc_2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zloyrusskiy/aoc_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzloyrusskiy%2Faoc_2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzloyrusskiy%2Faoc_2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 52fd3a6166798e501c923c1357b078b02b80022b
[INFO] testing zloyrusskiy/aoc_2023 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzloyrusskiy%2Faoc_2023" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zloyrusskiy/aoc_2023
[INFO] finished tweaking git repo https://github.com/zloyrusskiy/aoc_2023
[INFO] tweaked toml for git repo https://github.com/zloyrusskiy/aoc_2023 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zloyrusskiy/aoc_2023 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zloyrusskiy/aoc_2023 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f0c8c31451121863a3cc3c2e2107d99e2503324263a1f1eddcc04f30a939887
[INFO] running `Command { std: "docker" "start" "-a" "8f0c8c31451121863a3cc3c2e2107d99e2503324263a1f1eddcc04f30a939887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f0c8c31451121863a3cc3c2e2107d99e2503324263a1f1eddcc04f30a939887", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f0c8c31451121863a3cc3c2e2107d99e2503324263a1f1eddcc04f30a939887", kill_on_drop: false }`
[INFO] [stdout] 8f0c8c31451121863a3cc3c2e2107d99e2503324263a1f1eddcc04f30a939887
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04945905cb2c726259a1031d39a8cafd9b97e988a0908719ace6101dac6d85cc
[INFO] running `Command { std: "docker" "start" "-a" "04945905cb2c726259a1031d39a8cafd9b97e988a0908719ace6101dac6d85cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling aoc2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/bin/day04.rs:44:62
[INFO] [stdout]    |
[INFO] [stdout] 44 | ...                   .map(|n| n.parse::<u32>()?)
[INFO] [stdout]    |                            ---                 ^ cannot use the `?` operator in a closure that returns `u32`
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used in a closure that returns `Result` or `Option` (or another type that implements `FromResidual`)
[INFO] [stdout]   --> src/bin/day04.rs:48:62
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...                   .map(|n| n.parse::<u32>()?)
[INFO] [stdout]    |                            ---                 ^ cannot use the `?` operator in a closure that returns `u32`
[INFO] [stdout]    |                            |
[INFO] [stdout]    |                            this function should return `Result` or `Option` to accept `?`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/bin/day04.rs:66:15
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn calc_part2(input: &Vec<String>) -> u32 {
[INFO] [stdout]    |               ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2024` (bin "day04") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "04945905cb2c726259a1031d39a8cafd9b97e988a0908719ace6101dac6d85cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04945905cb2c726259a1031d39a8cafd9b97e988a0908719ace6101dac6d85cc", kill_on_drop: false }`
[INFO] [stdout] 04945905cb2c726259a1031d39a8cafd9b97e988a0908719ace6101dac6d85cc