[INFO] cloning repository https://github.com/reusing-code/advent-of-code-rust-2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/reusing-code/advent-of-code-rust-2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freusing-code%2Fadvent-of-code-rust-2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freusing-code%2Fadvent-of-code-rust-2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 792c6dbbc441acef844c86b21082b3f161c7a515
[INFO] checking reusing-code/advent-of-code-rust-2025 against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freusing-code%2Fadvent-of-code-rust-2025" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/reusing-code/advent-of-code-rust-2025
[INFO] finished tweaking git repo https://github.com/reusing-code/advent-of-code-rust-2025
[INFO] tweaked toml for git repo https://github.com/reusing-code/advent-of-code-rust-2025 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/reusing-code/advent-of-code-rust-2025 on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/reusing-code/advent-of-code-rust-2025 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dhat v0.3.3
[INFO] [stderr]   Downloaded thousands v0.2.0
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] [stderr]   Downloaded tinyjson v2.5.1
[INFO] [stderr]   Downloaded itertools v0.14.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.89
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.89
[INFO] [stderr]   Downloaded android-tzdata v0.1.1
[INFO] [stderr]   Downloaded mintex v0.1.2
[INFO] [stderr]   Downloaded autocfg v1.1.0
[INFO] [stderr]   Downloaded itoa v1.0.9
[INFO] [stderr]   Downloaded rustc-demangle v0.1.23
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.89
[INFO] [stderr]   Downloaded iana-time-zone v0.1.58
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.89
[INFO] [stderr]   Downloaded lock_api v0.4.11
[INFO] [stderr]   Downloaded sys-info v0.9.1
[INFO] [stderr]   Downloaded addr2line v0.21.0
[INFO] [stderr]   Downloaded num-traits v0.2.17
[INFO] [stderr]   Downloaded parking_lot v0.12.1
[INFO] [stderr]   Downloaded log v0.4.20
[INFO] [stderr]   Downloaded proc-macro2 v1.0.70
[INFO] [stderr]   Downloaded ryu v1.0.15
[INFO] [stderr]   Downloaded parking_lot_core v0.9.9
[INFO] [stderr]   Downloaded windows-core v0.51.1
[INFO] [stderr]   Downloaded quote v1.0.33
[INFO] [stderr]   Downloaded smallvec v1.11.2
[INFO] [stderr]   Downloaded miniz_oxide v0.7.1
[INFO] [stderr]   Downloaded cc v1.0.83
[INFO] [stderr]   Downloaded js-sys v0.3.66
[INFO] [stderr]   Downloaded serde v1.0.193
[INFO] [stderr]   Downloaded serde_derive v1.0.193
[INFO] [stderr]   Downloaded bumpalo v3.14.0
[INFO] [stderr]   Downloaded backtrace v0.3.69
[INFO] [stderr]   Downloaded memchr v2.6.4
[INFO] [stderr]   Downloaded serde_json v1.0.108
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.89
[INFO] [stderr]   Downloaded chrono v0.4.38
[INFO] [stderr]   Downloaded syn v2.0.39
[INFO] [stderr]   Downloaded object v0.32.1
[INFO] [stderr]   Downloaded gimli v0.28.1
[INFO] [stderr]   Downloaded libc v0.2.150
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d
[INFO] running `Command { std: "docker" "start" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.15.0
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking tinyjson v2.5.1
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking advent_of_code v0.12.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/10.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     return 0;
[INFO] [stdout]     |     -------- any code following this expression is unreachable
[INFO] [stdout] 110 |     combinations.sort_by_key(|x| x.iter().sum::<usize>());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/10.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let mut combinations: Vec<_> = button_ranges
[INFO] [stdout]     |         ----^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Cache2` is never used
[INFO] [stdout]  --> src/bin/10.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Cache2 = HashMap<(Vec<usize>, Vec<Vec<usize>>), usize>;
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/bin/06.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut next = 0;
[INFO] [stdout]    |                        ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 47 |             next = columns[i + 1].0;
[INFO] [stdout]    |             ----------------------- `next` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/bin/06.rs:43:24
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let mut next = 0;
[INFO] [stdout]    |                        ^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 47 |             next = columns[i + 1].0;
[INFO] [stdout]    |             ----------------------- `next` is overwritten here before the previous value is read
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/bin/10.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     return 0;
[INFO] [stdout]     |     -------- any code following this expression is unreachable
[INFO] [stdout] 110 |     combinations.sort_by_key(|x| x.iter().sum::<usize>());
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/bin/10.rs:103:9
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let mut combinations: Vec<_> = button_ranges
[INFO] [stdout]     |         ----^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `Cache2` is never used
[INFO] [stdout]  --> src/bin/10.rs:8:6
[INFO] [stdout]   |
[INFO] [stdout] 8 | type Cache2 = HashMap<(Vec<usize>, Vec<Vec<usize>>), usize>;
[INFO] [stdout]   |      ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d", kill_on_drop: false }`
[INFO] [stdout] 18a79cde75e8031b0d23ff52e25e4f3bd73952e3220f721886887f77f022f73d
