[INFO] cloning repository https://github.com/dmyTRUEk/aoc2025-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmyTRUEk/aoc2025-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Faoc2025-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Faoc2025-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b38f9eade171aa1783df980f31881cad9d9ca0f5
[INFO] fixing dmyTRUEk/aoc2025-rust against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FdmyTRUEk%2Faoc2025-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dmyTRUEk/aoc2025-rust
[INFO] finished tweaking git repo https://github.com/dmyTRUEk/aoc2025-rust
[INFO] tweaked toml for git repo https://github.com/dmyTRUEk/aoc2025-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dmyTRUEk/aoc2025-rust on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dmyTRUEk/aoc2025-rust 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" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27
[INFO] running `Command { std: "docker" "start" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27", 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" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27", 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=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling zerocopy v0.8.31
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking rayon v1.11.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking aoc2025-rust v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/bin/day10p2.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |                 'compositions: for buttons_presses in Compositions::new(buttons_len, sol_len as usize) {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `rng`
[INFO] [stdout]   --> src/bin/day9p2.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::{rng, Rng};
[INFO] [stdout]    |            ^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `IntoParallelIterator`
[INFO] [stdout]   --> src/bin/day9p2.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IntoParallelIterator, ParallelBridge, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/bin/day8p1.rs:35:36
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let dist2_matrix: Vec<Vec<u64>> = Vec::from_fn(boxes_n, |i| Vec::from_fn(boxes_n, |j| boxes[i].dist2_to(&boxes[j])));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `aoc2025_rust::utils::VecFromFn::from_fn(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(vec_from_fn)]` to the crate attributes to enable `Vec::<T>::from_fn`
[INFO] [stdout]    |
[INFO] [stdout]  9 + #![feature(vec_from_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/bin/day8p1.rs:35:62
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let dist2_matrix: Vec<Vec<u64>> = Vec::from_fn(boxes_n, |i| Vec::from_fn(boxes_n, |j| boxes[i].dist2_to(&boxes[j])));
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `aoc2025_rust::utils::VecFromFn::from_fn(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_from_fn)]` to the crate attributes to enable `Vec::<T>::from_fn`
[INFO] [stdout]    |
[INFO] [stdout]  9 + #![feature(vec_from_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `sum` is assigned to, but never used
[INFO] [stdout]   --> src/bin/day11p2.rs:82:7
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut sum = (0,0,0,0);
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_sum` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day11p2.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 |             sum.0 += res.1.0;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/bin/day11p2.rs:6:2
[INFO] [stdout]    |
[INFO] [stdout]  6 |     unused_assignments,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day11p2.rs:86:4
[INFO] [stdout]    |
[INFO] [stdout] 86 |             sum.1 += res.1.1;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day11p2.rs:87:4
[INFO] [stdout]    |
[INFO] [stdout] 87 |             sum.2 += res.1.2;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: value assigned to `sum` is never read
[INFO] [stdout]   --> src/bin/day11p2.rs:88:4
[INFO] [stdout]    |
[INFO] [stdout] 88 |             sum.3 += res.1.3;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `rng`
[INFO] [stdout]   --> src/bin/day9p2.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | use rand::{rng, Rng};
[INFO] [stdout]    |            ^^^  ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2025-rust` (bin "day11p2" test) due to 4 previous errors; 1 warning emitted
[INFO] [stdout] warning: unused import: `IntoParallelIterator`
[INFO] [stdout]   --> src/bin/day9p2.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use rayon::iter::{IntoParallelIterator, ParallelBridge, ParallelIterator};
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `TODO`
[INFO] [stdout]   --> src/bin/template.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let TODO = parse_input(text);
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_TODO`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]   --> src/bin/template.rs:40:21
[INFO] [stdout]    |
[INFO] [stdout] 40 |     input.lines().map(|line| {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `TODO` should have a snake case name
[INFO] [stdout]   --> src/bin/template.rs:33:6
[INFO] [stdout]    |
[INFO] [stdout] 33 |     let TODO = parse_input(text);
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `todo`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/bin/day8p2.rs:39:36
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let dist2_matrix: Vec<Vec<u64>> = Vec::from_fn(boxes_n, |i| Vec::from_fn(boxes_n, |j| boxes[i].dist2_to(&boxes[j])));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `aoc2025_rust::utils::VecFromFn::from_fn(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout]    = note: `#[warn(unstable_name_collisions)]` (part of `#[warn(future_incompatible)]`) on by default
[INFO] [stdout] help: add `#![feature(vec_from_fn)]` to the crate attributes to enable `Vec::<T>::from_fn`
[INFO] [stdout]    |
[INFO] [stdout]  9 + #![feature(vec_from_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: an associated function with this name may be added to the standard library in the future
[INFO] [stdout]   --> src/bin/day8p2.rs:39:62
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let dist2_matrix: Vec<Vec<u64>> = Vec::from_fn(boxes_n, |i| Vec::from_fn(boxes_n, |j| boxes[i].dist2_to(&boxes[j])));
[INFO] [stdout]    |                                                                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: call with fully qualified syntax `aoc2025_rust::utils::VecFromFn::from_fn(...)` to keep using the current method
[INFO] [stdout]    = warning: once this associated item is added to the standard library, the ambiguity may cause an error or change in behavior!
[INFO] [stdout]    = note: for more information, see issue #48919 <https://github.com/rust-lang/rust/issues/48919>
[INFO] [stdout] help: add `#![feature(vec_from_fn)]` to the crate attributes to enable `Vec::<T>::from_fn`
[INFO] [stdout]    |
[INFO] [stdout]  9 + #![feature(vec_from_fn)]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_connection` is never read
[INFO] [stdout]   --> src/bin/day8p2.rs:43:48
[INFO] [stdout]    |
[INFO] [stdout] 43 |     let mut last_connection: Option<(u16, u16)> = None;
[INFO] [stdout]    |                                                   ^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 66 |         last_connection = Some((i, j));
[INFO] [stdout]    |         ------------------------------ `last_connection` 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] running `Command { std: "docker" "inspect" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27", kill_on_drop: false }`
[INFO] [stdout] 8aa4a23a38e9ba03cfc5d4ea9e1843c33916e32e5ad7bc1d3ec90ce9d706bb27
