[INFO] cloning repository https://github.com/lunarised/AdventOfCode2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lunarised/AdventOfCode2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024'...
[INFO] [stderr] /workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024: No space left on device
[WARN] Retrying crate fetch in 3 seconds (attempt 1)
[INFO] cloning repository https://github.com/lunarised/AdventOfCode2024
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lunarised/AdventOfCode2024" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e52895160a60144eb972414ea6e31dc36b4b8229
[INFO] checking lunarised/AdventOfCode2024 against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flunarised%2FAdventOfCode2024" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/lunarised/AdventOfCode2024
[INFO] finished tweaking git repo https://github.com/lunarised/AdventOfCode2024
[INFO] tweaked toml for git repo https://github.com/lunarised/AdventOfCode2024 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/lunarised/AdventOfCode2024 on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/lunarised/AdventOfCode2024 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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e4b13371693f0f885d18600f69c29224bb19ff638e112a643844db486d3aa1e
[INFO] running `Command { std: "docker" "start" "-a" "2e4b13371693f0f885d18600f69c29224bb19ff638e112a643844db486d3aa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e4b13371693f0f885d18600f69c29224bb19ff638e112a643844db486d3aa1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e4b13371693f0f885d18600f69c29224bb19ff638e112a643844db486d3aa1e", kill_on_drop: false }`
[INFO] [stdout] 2e4b13371693f0f885d18600f69c29224bb19ff638e112a643844db486d3aa1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4d85bb3627656075c084534e57c911d4e9558729e70b5e74298251a1a2ad7f4
[INFO] running `Command { std: "docker" "start" "-a" "d4d85bb3627656075c084534e57c911d4e9558729e70b5e74298251a1a2ad7f4", kill_on_drop: false }`
[INFO] [stderr]     Checking AoC2024 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core::error`
[INFO] [stdout]  --> src/day02.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/day02.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 |     while(safe){
[INFO] [stdout]    |          ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     while(safe){
[INFO] [stdout] 48 +     while safe {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/day02.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         match (new_value) {
[INFO] [stdout]    |               ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -         match (new_value) {
[INFO] [stdout] 50 +         match new_value {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if (new_value_int > last && direction == 0) {direction = 1;} 
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -         if (new_value_int > last && direction == 0) {direction = 1;} 
[INFO] [stdout] 58 +         if new_value_int > last && direction == 0 {direction = 1;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if (new_value_int < last && direction == 0) {direction = -1;} 
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 59 -         if (new_value_int < last && direction == 0) {direction = -1;} 
[INFO] [stdout] 59 +         if new_value_int < last && direction == 0 {direction = -1;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if (new_value_int > last && direction == -1) {return false} 
[INFO] [stdout]    |            ^                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 -         if (new_value_int > last && direction == -1) {return false} 
[INFO] [stdout] 62 +         if new_value_int > last && direction == -1 {return false} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         if (new_value_int < last && direction == 1) {return false}
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 -         if (new_value_int < last && direction == 1) {return false}
[INFO] [stdout] 63 +         if new_value_int < last && direction == 1 {return false}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if ((new_value_int - last).abs() > 3) { return false;} 
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -         if ((new_value_int - last).abs() > 3) { return false;} 
[INFO] [stdout] 65 +         if (new_value_int - last).abs() > 3 { return false;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/day02.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |         return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout]     |                ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -         return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout] 115 +         return check_safe(left_remove) || check_safe(right_remove);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/day02.rs:127:20
[INFO] [stdout]     |
[INFO] [stdout] 127 |             return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout]     |                    ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 127 -             return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout] 127 +             return check_safe(left_remove) || check_safe(right_remove);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::error`
[INFO] [stdout]  --> src/day02.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use core::error;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/day02.rs:48:10
[INFO] [stdout]    |
[INFO] [stdout] 48 |     while(safe){
[INFO] [stdout]    |          ^    ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 48 -     while(safe){
[INFO] [stdout] 48 +     while safe {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `match` scrutinee expression
[INFO] [stdout]   --> src/day02.rs:50:15
[INFO] [stdout]    |
[INFO] [stdout] 50 |         match (new_value) {
[INFO] [stdout]    |               ^         ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 50 -         match (new_value) {
[INFO] [stdout] 50 +         match new_value {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:58:12
[INFO] [stdout]    |
[INFO] [stdout] 58 |         if (new_value_int > last && direction == 0) {direction = 1;} 
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 58 -         if (new_value_int > last && direction == 0) {direction = 1;} 
[INFO] [stdout] 58 +         if new_value_int > last && direction == 0 {direction = 1;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |         if (new_value_int < last && direction == 0) {direction = -1;} 
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 59 -         if (new_value_int < last && direction == 0) {direction = -1;} 
[INFO] [stdout] 59 +         if new_value_int < last && direction == 0 {direction = -1;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |         if (new_value_int > last && direction == -1) {return false} 
[INFO] [stdout]    |            ^                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 62 -         if (new_value_int > last && direction == -1) {return false} 
[INFO] [stdout] 62 +         if new_value_int > last && direction == -1 {return false} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         if (new_value_int < last && direction == 1) {return false}
[INFO] [stdout]    |            ^                                      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 63 -         if (new_value_int < last && direction == 1) {return false}
[INFO] [stdout] 63 +         if new_value_int < last && direction == 1 {return false}
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/day02.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 |         if ((new_value_int - last).abs() > 3) { return false;} 
[INFO] [stdout]    |            ^                                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 65 -         if ((new_value_int - last).abs() > 3) { return false;} 
[INFO] [stdout] 65 +         if (new_value_int - last).abs() > 3 { return false;} 
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/day02.rs:115:16
[INFO] [stdout]     |
[INFO] [stdout] 115 |         return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout]     |                ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 115 -         return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout] 115 +         return check_safe(left_remove) || check_safe(right_remove);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `return` value
[INFO] [stdout]    --> src/day02.rs:127:20
[INFO] [stdout]     |
[INFO] [stdout] 127 |             return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout]     |                    ^                                                   ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 127 -             return (check_safe(left_remove) || check_safe(right_remove));
[INFO] [stdout] 127 +             return check_safe(left_remove) || check_safe(right_remove);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day02.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut values = line.split_whitespace();
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_value`
[INFO] [stdout]   --> src/day02.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Some(new_value) => {} ,
[INFO] [stdout]    |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day02.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut safe = true;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_index` is never read
[INFO] [stdout]    --> src/day02.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if direction == -1 { error_index = i as i32;
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_index` is never read
[INFO] [stdout]    --> src/day02.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if direction == 1 {error_index = i as i32;
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> src/day02.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut values = line.split_whitespace();
[INFO] [stdout]   |         ----^^^^^^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_value`
[INFO] [stdout]   --> src/day02.rs:51:18
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Some(new_value) => {} ,
[INFO] [stdout]    |                  ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/day02.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     let mut safe = true;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_index` is never read
[INFO] [stdout]    --> src/day02.rs:110:30
[INFO] [stdout]     |
[INFO] [stdout] 110 |         if direction == -1 { error_index = i as i32;
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `error_index` is never read
[INFO] [stdout]    --> src/day02.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         if direction == 1 {error_index = i as i32;
[INFO] [stdout]     |                            ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "d4d85bb3627656075c084534e57c911d4e9558729e70b5e74298251a1a2ad7f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4d85bb3627656075c084534e57c911d4e9558729e70b5e74298251a1a2ad7f4", kill_on_drop: false }`
[INFO] [stdout] d4d85bb3627656075c084534e57c911d4e9558729e70b5e74298251a1a2ad7f4