[INFO] cloning repository https://github.com/hlinander/aoc2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hlinander/aoc2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlinander%2Faoc2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlinander%2Faoc2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b31db6f0083ec939558966eb7fd00bbcd073fe9b
[INFO] testing hlinander/aoc2024 against master#c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af for pr-154756
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhlinander%2Faoc2024" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hlinander/aoc2024
[INFO] finished tweaking git repo https://github.com/hlinander/aoc2024
[INFO] tweaked toml for git repo https://github.com/hlinander/aoc2024 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hlinander/aoc2024 on toolchain c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hlinander/aoc2024 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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09af1b71990c67789f7ef272427ff38f02dbc4467addd83e778b6f7af2fb1ab8
[INFO] running `Command { std: "docker" "start" "-a" "09af1b71990c67789f7ef272427ff38f02dbc4467addd83e778b6f7af2fb1ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09af1b71990c67789f7ef272427ff38f02dbc4467addd83e778b6f7af2fb1ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09af1b71990c67789f7ef272427ff38f02dbc4467addd83e778b6f7af2fb1ab8", kill_on_drop: false }`
[INFO] [stdout] 09af1b71990c67789f7ef272427ff38f02dbc4467addd83e778b6f7af2fb1ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47941ae7a25cd4df844aa613125d957e63a7909e7184a4354e0fa5f55b4fc9b5
[INFO] running `Command { std: "docker" "start" "-a" "47941ae7a25cd4df844aa613125d957e63a7909e7184a4354e0fa5f55b4fc9b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling regex v1.11.1
[INFO] [stderr]    Compiling aoc2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/d6.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{stdin, Read},
[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: `Read`
[INFO] [stdout]  --> src/d9.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{stdin, Read},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/d10.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .map(|(group_key, group)| {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/d10.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |         .map(|(group_key, group)| {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d6.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut stdin = stdin();
[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: `stdin`
[INFO] [stdout]   --> src/d6.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d9.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut stdin = stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/d9.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]   --> src/d9.rs:32:44
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 if let Some((rev_file_idx, bytes)) = current_rev_file {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d9.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut stdin = stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/d9.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_matrix` is never used
[INFO] [stdout]   --> src/d6.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn print_matrix(matrix: &Vec<Vec<char>>) {
[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 `render_blocks` is never used
[INFO] [stdout]    --> src/d9.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn render_blocks(compact: &Vec<Type>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.96s
[INFO] running `Command { std: "docker" "inspect" "47941ae7a25cd4df844aa613125d957e63a7909e7184a4354e0fa5f55b4fc9b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47941ae7a25cd4df844aa613125d957e63a7909e7184a4354e0fa5f55b4fc9b5", kill_on_drop: false }`
[INFO] [stdout] 47941ae7a25cd4df844aa613125d957e63a7909e7184a4354e0fa5f55b4fc9b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ebfeedd2122ae12bc613fc9ea612a6f8ad96054b77c58f8395dc59a4ca02a9b4
[INFO] running `Command { std: "docker" "start" "-a" "ebfeedd2122ae12bc613fc9ea612a6f8ad96054b77c58f8395dc59a4ca02a9b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Read`
[INFO] [stdout]  --> src/d6.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{stdin, Read},
[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: `Read`
[INFO] [stdout]  --> src/d9.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     io::{stdin, Read},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/d10.rs:87:16
[INFO] [stdout]    |
[INFO] [stdout] 87 |         .map(|(group_key, group)| {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `group_key`
[INFO] [stdout]   --> src/d10.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |         .map(|(group_key, group)| {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d6.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut stdin = stdin();
[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: `stdin`
[INFO] [stdout]   --> src/d6.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d9.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut stdin = stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/d9.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bytes`
[INFO] [stdout]   --> src/d9.rs:32:44
[INFO] [stdout]    |
[INFO] [stdout] 32 |                 if let Some((rev_file_idx, bytes)) = current_rev_file {
[INFO] [stdout]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/d9.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut stdin = stdin();
[INFO] [stdout]    |         ----^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stdin`
[INFO] [stdout]   --> src/d9.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     let mut stdin = stdin();
[INFO] [stdout]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `print_matrix` is never used
[INFO] [stdout]   --> src/d6.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn print_matrix(matrix: &Vec<Vec<char>>) {
[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 `render_blocks` is never used
[INFO] [stdout]    --> src/d9.rs:173:4
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn render_blocks(compact: &Vec<Type>) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "ebfeedd2122ae12bc613fc9ea612a6f8ad96054b77c58f8395dc59a4ca02a9b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfeedd2122ae12bc613fc9ea612a6f8ad96054b77c58f8395dc59a4ca02a9b4", kill_on_drop: false }`
[INFO] [stdout] ebfeedd2122ae12bc613fc9ea612a6f8ad96054b77c58f8395dc59a4ca02a9b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4f9fd17065e97abd01446aa5aff0c0749e445cf4ac21f030ea8363b0787109e3
[INFO] running `Command { std: "docker" "start" "-a" "4f9fd17065e97abd01446aa5aff0c0749e445cf4ac21f030ea8363b0787109e3", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/d6.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 |     io::{stdin, Read},
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Read`
[INFO] [stderr]  --> src/d9.rs:3:17
[INFO] [stderr]   |
[INFO] [stderr] 3 |     io::{stdin, Read},
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]   --> src/d10.rs:87:16
[INFO] [stderr]    |
[INFO] [stderr] 87 |         .map(|(group_key, group)| {
[INFO] [stderr]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `group_key`
[INFO] [stderr]   --> src/d10.rs:67:16
[INFO] [stderr]    |
[INFO] [stderr] 67 |         .map(|(group_key, group)| {
[INFO] [stderr]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_group_key`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/d6.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut stdin = stdin();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stdin`
[INFO] [stderr]   --> src/d6.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut stdin = stdin();
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/d9.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut stdin = stdin();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stdin`
[INFO] [stderr]   --> src/d9.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let mut stdin = stdin();
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bytes`
[INFO] [stderr]   --> src/d9.rs:32:44
[INFO] [stderr]    |
[INFO] [stderr] 32 |                 if let Some((rev_file_idx, bytes)) = current_rev_file {
[INFO] [stderr]    |                                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_bytes`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/d9.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let mut stdin = stdin();
[INFO] [stderr]    |         ----^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `stdin`
[INFO] [stderr]   --> src/d9.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     let mut stdin = stdin();
[INFO] [stderr]    |         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stdin`
[INFO] [stderr] 
[INFO] [stderr] warning: function `print_matrix` is never used
[INFO] [stderr]   --> src/d6.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 | fn print_matrix(matrix: &Vec<Vec<char>>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `render_blocks` is never used
[INFO] [stderr]    --> src/d9.rs:173:4
[INFO] [stderr]     |
[INFO] [stderr] 173 | fn render_blocks(compact: &Vec<Type>) {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2024` (bin "aoc2024" test) generated 13 warnings (run `cargo fix --bin "aoc2024" -p aoc2024 --tests` to apply 11 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc2024-89a0800c9bedc0bd)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4f9fd17065e97abd01446aa5aff0c0749e445cf4ac21f030ea8363b0787109e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f9fd17065e97abd01446aa5aff0c0749e445cf4ac21f030ea8363b0787109e3", kill_on_drop: false }`
[INFO] [stdout] 4f9fd17065e97abd01446aa5aff0c0749e445cf4ac21f030ea8363b0787109e3