[INFO] cloning repository https://github.com/ddrcoder/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddrcoder/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 92e30a4c0b56f019a7761a06abf80d48afa0f6cd
[INFO] testing ddrcoder/aoc2021 against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddrcoder%2Faoc2021" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddrcoder/aoc2021 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddrcoder/aoc2021
[INFO] finished tweaking git repo https://github.com/ddrcoder/aoc2021
[INFO] tweaked toml for git repo https://github.com/ddrcoder/aoc2021 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ddrcoder/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.34
[INFO] [stderr]   Downloaded matrixmultiply v0.3.2
[INFO] [stderr]   Downloaded stride v0.2.0
[INFO] [stderr]   Downloaded ndarray v0.15.4
[INFO] [stderr]   Downloaded vectrix-macro v0.2.0
[INFO] [stderr]   Downloaded vectrix v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f1fbe1627bd5c12ee929361e1d61eddf457e314f73d049494acd3e41df4a511
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3f1fbe1627bd5c12ee929361e1d61eddf457e314f73d049494acd3e41df4a511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f1fbe1627bd5c12ee929361e1d61eddf457e314f73d049494acd3e41df4a511", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f1fbe1627bd5c12ee929361e1d61eddf457e314f73d049494acd3e41df4a511", kill_on_drop: false }`
[INFO] [stdout] 3f1fbe1627bd5c12ee929361e1d61eddf457e314f73d049494acd3e41df4a511
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0be1859206718ca6c3fa48f5d6b63c7bb5dcdfb5e3989a7fa59dfe7d1eb09fe6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0be1859206718ca6c3fa48f5d6b63c7bb5dcdfb5e3989a7fa59dfe7d1eb09fe6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling stride v0.2.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling scan_fmt v0.2.6
[INFO] [stderr]    Compiling ndarray v0.15.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling vectrix-macro v0.2.0
[INFO] [stderr]    Compiling vectrix v0.2.0
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ordering`
[INFO] [stdout]   --> src/main.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cmp::{max, min, Ordering};
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]   --> src/main.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{collections::VecDeque, fmt::Debug};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::Array`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use ndarray::Array;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Captures`, `Regex`
[INFO] [stdout]   --> src/main.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | use regex::{Captures, Regex};
[INFO] [stdout]    |             ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/main.rs:272:17
[INFO] [stdout]     |
[INFO] [stdout] 272 |             for s in 0..d {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/main.rs:737:13
[INFO] [stdout]     |
[INFO] [stdout] 737 |         let version = read(i, bits, 3);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/main.rs:769:22
[INFO] [stdout]     |
[INFO] [stdout] 769 |                 let (op, r) = match a {
[INFO] [stdout]     |                      ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]     --> src/main.rs:1482:29
[INFO] [stdout]      |
[INFO] [stdout] 1482 |                 if let Some(j) = caves.grid[p] {
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `groups`
[INFO] [stdout]     --> src/main.rs:1541:26
[INFO] [stdout]      |
[INFO] [stdout] 1541 | fn day23(lines: &[&str], groups: &[&[&str]], gold: bool) -> usize {
[INFO] [stdout]      |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_groups`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]     --> src/main.rs:1623:14
[INFO] [stdout]      |
[INFO] [stdout] 1623 |         for (ip, code) in program.iter().enumerate() {
[INFO] [stdout]      |              ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/main.rs:1501:25
[INFO] [stdout]      |
[INFO] [stdout] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stdout]      |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cost`
[INFO] [stdout]     --> src/main.rs:1501:28
[INFO] [stdout]      |
[INFO] [stdout] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stdout]      |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_cost`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]     --> src/main.rs:1022:5
[INFO] [stdout]      |
[INFO] [stdout] 1022 |     n: usize,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.25s
[INFO] running `Command { std: "docker" "inspect" "0be1859206718ca6c3fa48f5d6b63c7bb5dcdfb5e3989a7fa59dfe7d1eb09fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0be1859206718ca6c3fa48f5d6b63c7bb5dcdfb5e3989a7fa59dfe7d1eb09fe6", kill_on_drop: false }`
[INFO] [stdout] 0be1859206718ca6c3fa48f5d6b63c7bb5dcdfb5e3989a7fa59dfe7d1eb09fe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0199f3043bfde397a3e115d6fe5258184c9a282f47dde839d3916548a64221e3
[INFO] running `Command { std: "docker" "start" "-a" "0199f3043bfde397a3e115d6fe5258184c9a282f47dde839d3916548a64221e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ordering`
[INFO] [stdout]   --> src/main.rs:11:26
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::cmp::{max, min, Ordering};
[INFO] [stdout]    |                          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::VecDeque`
[INFO] [stdout]   --> src/main.rs:15:11
[INFO] [stdout]    |
[INFO] [stdout] 15 | use std::{collections::VecDeque, fmt::Debug};
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ndarray::Array`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use ndarray::Array;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Captures`, `Regex`
[INFO] [stdout]   --> src/main.rs:18:13
[INFO] [stdout]    |
[INFO] [stdout] 18 | use regex::{Captures, Regex};
[INFO] [stdout]    |             ^^^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/main.rs:272:17
[INFO] [stdout]     |
[INFO] [stdout] 272 |             for s in 0..d {
[INFO] [stdout]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `version`
[INFO] [stdout]    --> src/main.rs:737:13
[INFO] [stdout]     |
[INFO] [stdout] 737 |         let version = read(i, bits, 3);
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `op`
[INFO] [stdout]    --> src/main.rs:769:22
[INFO] [stdout]     |
[INFO] [stdout] 769 |                 let (op, r) = match a {
[INFO] [stdout]     |                      ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `j`
[INFO] [stdout]     --> src/main.rs:1482:29
[INFO] [stdout]      |
[INFO] [stdout] 1482 |                 if let Some(j) = caves.grid[p] {
[INFO] [stdout]      |                             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `groups`
[INFO] [stdout]     --> src/main.rs:1541:26
[INFO] [stdout]      |
[INFO] [stdout] 1541 | fn day23(lines: &[&str], groups: &[&[&str]], gold: bool) -> usize {
[INFO] [stdout]      |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_groups`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ip`
[INFO] [stdout]     --> src/main.rs:1623:14
[INFO] [stdout]      |
[INFO] [stdout] 1623 |         for (ip, code) in program.iter().enumerate() {
[INFO] [stdout]      |              ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]     --> src/main.rs:1501:25
[INFO] [stdout]      |
[INFO] [stdout] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stdout]      |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cost`
[INFO] [stdout]     --> src/main.rs:1501:28
[INFO] [stdout]      |
[INFO] [stdout] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stdout]      |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_cost`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `n`
[INFO] [stdout]     --> src/main.rs:1022:5
[INFO] [stdout]      |
[INFO] [stdout] 1022 |     n: usize,
[INFO] [stdout]      |     ^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "0199f3043bfde397a3e115d6fe5258184c9a282f47dde839d3916548a64221e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0199f3043bfde397a3e115d6fe5258184c9a282f47dde839d3916548a64221e3", kill_on_drop: false }`
[INFO] [stdout] 0199f3043bfde397a3e115d6fe5258184c9a282f47dde839d3916548a64221e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63cde647e6ea148092f7788db39ddb1642221632e9015546569d84323bb2d7bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "63cde647e6ea148092f7788db39ddb1642221632e9015546569d84323bb2d7bf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Ordering`
[INFO] [stderr]   --> src/main.rs:11:26
[INFO] [stderr]    |
[INFO] [stderr] 11 | use std::cmp::{max, min, Ordering};
[INFO] [stderr]    |                          ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `collections::VecDeque`
[INFO] [stderr]   --> src/main.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | use std::{collections::VecDeque, fmt::Debug};
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ndarray::Array`
[INFO] [stderr]   --> src/main.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | use ndarray::Array;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: unused imports: `Captures`, `Regex`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:18:13
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 18 | use regex::{Captures, Regex};
[INFO] [stdout] 
[INFO] [stderr]    |             ^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]    --> src/main.rs:272:17
[INFO] [stderr]     |
[INFO] [stderr] 272 |             for s in 0..d {
[INFO] [stderr]     |                 ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `version`
[INFO] [stderr]    --> src/main.rs:737:13
[INFO] [stderr]     |
[INFO] [stderr] 737 |         let version = read(i, bits, 3);
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_version`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `op`
[INFO] [stderr]    --> src/main.rs:769:22
[INFO] [stderr]     |
[INFO] [stderr] 769 |                 let (op, r) = match a {
[INFO] [stderr]     |                      ^^ help: if this is intentional, prefix it with an underscore: `_op`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `j`
[INFO] [stderr]     --> src/main.rs:1482:29
[INFO] [stderr]      |
[INFO] [stderr] 1482 |                 if let Some(j) = caves.grid[p] {
[INFO] [stderr]      |                             ^ help: if this is intentional, prefix it with an underscore: `_j`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `groups`
[INFO] [stderr]     --> src/main.rs:1541:26
[INFO] [stderr]      |
[INFO] [stderr] 1541 | fn day23(lines: &[&str], groups: &[&[&str]], gold: bool) -> usize {
[INFO] [stderr]      |                          ^^^^^^ help: if this is intentional, prefix it with an underscore: `_groups`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ip`
[INFO] [stderr]     --> src/main.rs:1623:14
[INFO] [stderr]      |
[INFO] [stderr] 1623 |         for (ip, code) in program.iter().enumerate() {
[INFO] [stderr]      |              ^^ help: if this is intentional, prefix it with an underscore: `_ip`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]     --> src/main.rs:1501:25
[INFO] [stderr]      |
[INFO] [stderr] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stderr]      |                         ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cost`
[INFO] [stderr]     --> src/main.rs:1501:28
[INFO] [stderr]      |
[INFO] [stderr] 1501 |         while let Some((i, cost)) = (0..self.pods.len())
[INFO] [stderr]      |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_cost`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `n`
[INFO] [stderr]     --> src/main.rs:1022:5
[INFO] [stderr]      |
[INFO] [stderr] 1022 |     n: usize,
[INFO] [stderr]      |     ^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc2021` (bin "aoc2021" test) generated 13 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc2021-fb5b4cea641e16ff)
[INFO] running `Command { std: "docker" "inspect" "63cde647e6ea148092f7788db39ddb1642221632e9015546569d84323bb2d7bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63cde647e6ea148092f7788db39ddb1642221632e9015546569d84323bb2d7bf", kill_on_drop: false }`
[INFO] [stdout] 63cde647e6ea148092f7788db39ddb1642221632e9015546569d84323bb2d7bf