[INFO] cloning repository https://github.com/cinnamondev/aoc25
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cinnamondev/aoc25" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnamondev%2Faoc25", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnamondev%2Faoc25'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2919cbd6c2561e69f616bcf3d3a317b59c312026
[INFO] checking cinnamondev/aoc25 against master#1b8f2e46e14b08208a53585570edd9206374aae8 for pr-155418-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcinnamondev%2Faoc25" "/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/cinnamondev/aoc25
[INFO] finished tweaking git repo https://github.com/cinnamondev/aoc25
[INFO] tweaked toml for git repo https://github.com/cinnamondev/aoc25 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/cinnamondev/aoc25 on toolchain 1b8f2e46e14b08208a53585570edd9206374aae8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/cinnamondev/aoc25 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" "+1b8f2e46e14b08208a53585570edd9206374aae8" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 611f505609ba6d5ae2d194197256e2a6ca4e91422203494876679f0be1e40dac
[INFO] running `Command { std: "docker" "start" "-a" "611f505609ba6d5ae2d194197256e2a6ca4e91422203494876679f0be1e40dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "611f505609ba6d5ae2d194197256e2a6ca4e91422203494876679f0be1e40dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "611f505609ba6d5ae2d194197256e2a6ca4e91422203494876679f0be1e40dac", kill_on_drop: false }`
[INFO] [stdout] 611f505609ba6d5ae2d194197256e2a6ca4e91422203494876679f0be1e40dac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1b8f2e46e14b08208a53585570edd9206374aae8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 339be3352bb488d4a738d085ad03d0e31fbcd4069c2cb588cfa7ac0a4923880e
[INFO] running `Command { std: "docker" "start" "-a" "339be3352bb488d4a738d085ad03d0e31fbcd4069c2cb588cfa7ac0a4923880e", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc25 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `day8`
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | mod day8;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `day8`, create file "src/day8.rs" or "src/day8/mod.rs"
[INFO] [stdout]    = note: if there is a `mod day8` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `day8`
[INFO] [stdout]   --> src/main.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | mod day8;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `day8`, create file "src/day8.rs" or "src/day8/mod.rs"
[INFO] [stdout]    = note: if there is a `mod day8` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Component::Prefix`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Component::Prefix;
[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: `std::iter::iter`
[INFO] [stdout]  --> src/day2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Component::Prefix`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::path::Component::Prefix;
[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: `std::num::ParseIntError`
[INFO] [stdout]  --> src/day2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::iter`
[INFO] [stdout]  --> src/day2.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::iter::iter;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::num::ParseIntError`
[INFO] [stdout]  --> src/day2.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::num::ParseIntError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Range`
[INFO] [stdout]  --> src/day2.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Range, RangeInclusive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Range`
[INFO] [stdout]  --> src/day2.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::{Range, RangeInclusive};
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::RangeTo`
[INFO] [stdout]  --> src/day3.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::RangeTo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::RangeTo`
[INFO] [stdout]  --> src/day3.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::RangeTo;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/day4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]  --> src/day4.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::thread::sleep;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/day4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::Duration`
[INFO] [stdout]  --> src/day4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::Duration;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Range`
[INFO] [stdout]  --> src/day5.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::range::{Range, RangeInclusive};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Range`
[INFO] [stdout]  --> src/day5.rs:2:18
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::range::{Range, RangeInclusive};
[INFO] [stdout]   |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/day6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Mul`
[INFO] [stdout]  --> src/day6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::ops::Mul;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/day6.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::Chars`
[INFO] [stdout]  --> src/day6.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::Chars;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day6.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |         if (c.is_whitespace()) {
[INFO] [stdout]    |            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         if (c.is_whitespace()) {
[INFO] [stdout] 44 +         if c.is_whitespace()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day6.rs:48:26
[INFO] [stdout]    |
[INFO] [stdout] 48 |             cur_do_mul = (c=='*');
[INFO] [stdout]    |                          ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -             cur_do_mul = (c=='*');
[INFO] [stdout] 48 +             cur_do_mul = c=='*' ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day6.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 |         if (c.is_whitespace()) {
[INFO] [stdout]    |            ^                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 44 -         if (c.is_whitespace()) {
[INFO] [stdout] 44 +         if c.is_whitespace()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> src/day6.rs:48:26
[INFO] [stdout]    |
[INFO] [stdout] 48 |             cur_do_mul = (c=='*');
[INFO] [stdout]    |                          ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -             cur_do_mul = (c=='*');
[INFO] [stdout] 48 +             cur_do_mul = c=='*' ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/day7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_range_api` has been stable since 1.97.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(new_range_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `new_range_api` has been stable since 1.97.0-nightly and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(new_range_api)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day1.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut vec: i32 = string.split_whitespace()
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/day1.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut vec: i32 = string.split_whitespace()
[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: unused variable: `orig`
[INFO] [stdout]   --> src/day1.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let orig = v;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_orig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `orig`
[INFO] [stdout]   --> src/day1.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |             let orig = v;
[INFO] [stdout]    |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_orig`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]   --> src/day1.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut vec: i32 = string.split_whitespace()
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vec`
[INFO] [stdout]   --> src/day1.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let mut vec: i32 = string.split_whitespace()
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_vec`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/day3.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut next = 0;
[INFO] [stdout]    |                        ^ this value is reassigned later and never used
[INFO] [stdout] 28 |         (next, slice) = get_next_digit(slice, i);
[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 `pos` is never read
[INFO] [stdout]   --> src/day3.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let (mut pos, mut max) = (0, 0);
[INFO] [stdout]    |          ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 37 |     while n_remaining > n_ahead { // find the largest starting digit that will allow us to get at least `n_remaining` digits.
[INFO] [stdout] 38 |         (pos, max) = get_max_in_bank(bank, Range::from(0..cur_max_search));
[INFO] [stdout]    |          --- `pos` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `next` is never read
[INFO] [stdout]   --> src/day3.rs:27:24
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let mut next = 0;
[INFO] [stdout]    |                        ^ this value is reassigned later and never used
[INFO] [stdout] 28 |         (next, slice) = get_next_digit(slice, i);
[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 `pos` is never read
[INFO] [stdout]   --> src/day3.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let (mut pos, mut max) = (0, 0);
[INFO] [stdout]    |          ^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] 37 |     while n_remaining > n_ahead { // find the largest starting digit that will allow us to get at least `n_remaining` digits.
[INFO] [stdout] 38 |         (pos, max) = get_max_in_bank(bank, Range::from(0..cur_max_search));
[INFO] [stdout]    |          --- `pos` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day6.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let mut string = digit_grid.iter().map(|row| row[i+starting_column]).collect::<String>();
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day6.rs:61:17
[INFO] [stdout]    |
[INFO] [stdout] 61 |             let mut string = digit_grid.iter().map(|row| row[i+starting_column]).collect::<String>();
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day7.rs:37:71
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut dimensions_per_column: Vec<u64> = (0..grid[0].len()).map(|i| 0).collect();
[INFO] [stdout]    |                                                                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day7.rs:35:56
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let starting_x = grid[0].iter().enumerate().find(|(i, node)| **node == 'S').unwrap().0;
[INFO] [stdout]    |                                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day7.rs:37:71
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut dimensions_per_column: Vec<u64> = (0..grid[0].len()).map(|i| 0).collect();
[INFO] [stdout]    |                                                                       ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/day7.rs:35:56
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let starting_x = grid[0].iter().enumerate().find(|(i, node)| **node == 'S').unwrap().0;
[INFO] [stdout]    |                                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc25` (bin "aoc25" test) due to 1 previous error; 22 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `aoc25` (bin "aoc25") due to 1 previous error; 22 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "339be3352bb488d4a738d085ad03d0e31fbcd4069c2cb588cfa7ac0a4923880e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "339be3352bb488d4a738d085ad03d0e31fbcd4069c2cb588cfa7ac0a4923880e", kill_on_drop: false }`
[INFO] [stdout] 339be3352bb488d4a738d085ad03d0e31fbcd4069c2cb588cfa7ac0a4923880e
