[INFO] cloning repository https://github.com/JonFir/aoc2025
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonFir/aoc2025" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonFir%2Faoc2025", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonFir%2Faoc2025'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c5e32550d609d5789b8223d2be95078d150684d
[INFO] linting JonFir/aoc2025 against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonFir%2Faoc2025" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/JonFir/aoc2025
[INFO] finished tweaking git repo https://github.com/JonFir/aoc2025
[INFO] tweaked toml for git repo https://github.com/JonFir/aoc2025 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/JonFir/aoc2025 on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/JonFir/aoc2025 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+nightly" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9bd540e5c1ac0b12733ae4dc42a54f497b24d0edea2fb64703113bde32deb10b
[INFO] running `Command { std: "docker" "start" "-a" "9bd540e5c1ac0b12733ae4dc42a54f497b24d0edea2fb64703113bde32deb10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9bd540e5c1ac0b12733ae4dc42a54f497b24d0edea2fb64703113bde32deb10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9bd540e5c1ac0b12733ae4dc42a54f497b24d0edea2fb64703113bde32deb10b", kill_on_drop: false }`
[INFO] [stdout] 9bd540e5c1ac0b12733ae4dc42a54f497b24d0edea2fb64703113bde32deb10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+nightly" "clippy" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d81454a865cf2261ba377e6202c180058002d1108d958324981ffa7a4e33885c
[INFO] running `Command { std: "docker" "start" "-a" "d81454a865cf2261ba377e6202c180058002d1108d958324981ffa7a4e33885c", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking regex-automata v0.4.9
[INFO] [stderr]     Checking regex v1.11.1
[INFO] [stderr]     Checking aoc25 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[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 imports: `result`, `self`, and `zip`
[INFO] [stdout]  --> src/d3.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::{self, zip}, result};
[INFO] [stdout]   |                  ^^^^  ^^^   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/d7.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/d7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d1.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::str::FromStr;
[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: `result`
[INFO] [stdout]  --> src/d8.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{char, result};
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d8.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/d9.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/d9.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `char` and `result`
[INFO] [stdout]  --> src/d9.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{char, result};
[INFO] [stdout]   |           ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d9.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `result`, `self`, and `zip`
[INFO] [stdout]  --> src/d3.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{iter::{self, zip}, result};
[INFO] [stdout]   |                  ^^^^  ^^^   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/d10.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/d10.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `char`, `iter`, and `result`
[INFO] [stdout]  --> src/d10.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{char, iter, result};
[INFO] [stdout]   |           ^^^^  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d10.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/d11.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/d7.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> src/d7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `result`
[INFO] [stdout]  --> src/d8.rs:2:17
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::{char, result};
[INFO] [stdout]   |                 ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d8.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap` and `HashSet`
[INFO] [stdout]  --> src/d9.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/d9.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `char` and `result`
[INFO] [stdout]  --> src/d9.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{char, result};
[INFO] [stdout]   |           ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d9.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashMap`
[INFO] [stdout]  --> src/d10.rs:1:24
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem::swap`
[INFO] [stdout]  --> src/d10.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::mem::swap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `char`, `iter`, and `result`
[INFO] [stdout]  --> src/d10.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{char, iter, result};
[INFO] [stdout]   |           ^^^^  ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> src/d10.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/d11.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d10.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut result = 0;
[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: `result`
[INFO] [stdout]   --> src/d10.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut result = 0;
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d1.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d1.rs:18:4
[INFO] [stdout]    |
[INFO] [stdout] 18 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d2.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d2.rs:39:4
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d3.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d3.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `X` is never used
[INFO] [stdout]  --> src/d4.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const X: i8 = 1 << 0;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `M` is never used
[INFO] [stdout]  --> src/d4.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const M: i8 = 1 << 1;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `A` is never used
[INFO] [stdout]  --> src/d4.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const A: i8 = 1 << 2;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `S` is never used
[INFO] [stdout]  --> src/d4.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const S: i8 = 1 << 3;
[INFO] [stdout]   |       ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BUFFER` is never used
[INFO] [stdout]  --> src/d4.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const BUFFER: usize = 4;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `char_to_i8` is never used
[INFO] [stdout]  --> src/d4.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn char_to_i8(c: char) -> i8 {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `make_matrix` is never used
[INFO] [stdout]   --> src/d4.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn make_matrix(data: &str) -> Vec<Vec<i8>> {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]   --> src/d4.rs:33:4
[INFO] [stdout]    |
[INFO] [stdout] 33 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d4.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d5.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d5.rs:38:4
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `next_direction` is never used
[INFO] [stdout]  --> src/d6.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn next_direction(direction: i64, m: i64) -> i64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]   --> src/d6.rs:17:4
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d6.rs:43:4
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d7.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d7.rs:30:4
[INFO] [stdout]    |
[INFO] [stdout] 30 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d8.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d8.rs:52:4
[INFO] [stdout]    |
[INFO] [stdout] 52 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]  --> src/d9.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d9.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]   --> src/d10.rs:10:4
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d10.rs:57:4
[INFO] [stdout]    |
[INFO] [stdout] 57 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `common` is never used
[INFO] [stdout]  --> src/d11.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn common(data: &str, blinks: i64) -> anyhow::Result<i64> {
[INFO] [stdout]   |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `first` is never used
[INFO] [stdout]   --> src/d11.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn first(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `second` is never used
[INFO] [stdout]   --> src/d11.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn second(data: &str) -> anyhow::Result<i64> {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `positions`
[INFO] [stdout]   --> src/d8.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             for j in i+1..positions.len() {    
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 23 -             for j in i+1..positions.len() {    
[INFO] [stdout] 23 +             for <item> in positions.iter().skip(i+1) {    
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `positions`
[INFO] [stdout]   --> src/d8.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             for j in i+1..positions.len() {    
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 71 -             for j in i+1..positions.len() {    
[INFO] [stdout] 71 +             for <item> in positions.iter().skip(i+1) {    
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/d9.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             if head >= fs.len() || !(head <= tail+1) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: try: `(head > tail+1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d10.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut result = 0;
[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: `result`
[INFO] [stdout]   --> src/d10.rs:17:13
[INFO] [stdout]    |
[INFO] [stdout] 17 |         let mut result = 0;
[INFO] [stdout]    |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_result`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `positions`
[INFO] [stdout]   --> src/d8.rs:23:22
[INFO] [stdout]    |
[INFO] [stdout] 23 |             for j in i+1..positions.len() {    
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 23 -             for j in i+1..positions.len() {    
[INFO] [stdout] 23 +             for <item> in positions.iter().skip(i+1) {    
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `positions`
[INFO] [stdout]   --> src/d8.rs:71:22
[INFO] [stdout]    |
[INFO] [stdout] 71 |             for j in i+1..positions.len() {    
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 71 -             for j in i+1..positions.len() {    
[INFO] [stdout] 71 +             for <item> in positions.iter().skip(i+1) {    
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]   --> src/d9.rs:74:36
[INFO] [stdout]    |
[INFO] [stdout] 74 |             if head >= fs.len() || !(head <= tail+1) {
[INFO] [stdout]    |                                    ^^^^^^^^^^^^^^^^^ help: try: `(head > tail+1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]    = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `Command { std: "docker" "inspect" "d81454a865cf2261ba377e6202c180058002d1108d958324981ffa7a4e33885c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d81454a865cf2261ba377e6202c180058002d1108d958324981ffa7a4e33885c", kill_on_drop: false }`
[INFO] [stdout] d81454a865cf2261ba377e6202c180058002d1108d958324981ffa7a4e33885c