[INFO] cloning repository https://github.com/mtodorov95/aoc_2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mtodorov95/aoc_2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtodorov95%2Faoc_2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtodorov95%2Faoc_2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] eea08a37f7c7ba958a8cb80a40115cae9909e96c [INFO] checking mtodorov95/aoc_2023 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtodorov95%2Faoc_2023" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mtodorov95/aoc_2023 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mtodorov95/aoc_2023 [INFO] finished tweaking git repo https://github.com/mtodorov95/aoc_2023 [INFO] tweaked toml for git repo https://github.com/mtodorov95/aoc_2023 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mtodorov95/aoc_2023 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f4e332f86ca18ae36d928a85108799295fdd619e9d75e92692802a6433ff35a7 [INFO] running `Command { std: "docker" "start" "-a" "f4e332f86ca18ae36d928a85108799295fdd619e9d75e92692802a6433ff35a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f4e332f86ca18ae36d928a85108799295fdd619e9d75e92692802a6433ff35a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4e332f86ca18ae36d928a85108799295fdd619e9d75e92692802a6433ff35a7", kill_on_drop: false }` [INFO] [stdout] f4e332f86ca18ae36d928a85108799295fdd619e9d75e92692802a6433ff35a7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 97d0776deaee1dce111a06b4db2f699d6354959dd4d78e69bb3f8da786c1a6d8 [INFO] running `Command { std: "docker" "start" "-a" "97d0776deaee1dce111a06b4db2f699d6354959dd4d78e69bb3f8da786c1a6d8", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking day_9 v0.1.0 (/opt/rustwide/workdir/day_9) [INFO] [stderr] Checking day_1 v0.1.0 (/opt/rustwide/workdir/day_1) [INFO] [stderr] Checking day_12 v0.1.0 (/opt/rustwide/workdir/day_12) [INFO] [stderr] Checking day_4 v0.1.0 (/opt/rustwide/workdir/day_4) [INFO] [stderr] Checking day_7 v0.1.0 (/opt/rustwide/workdir/day_7) [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> day_7/src/main.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cmp::Ordering, collections::HashMap, default, str::FromStr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_3 v0.1.0 (/opt/rustwide/workdir/day_3) [INFO] [stderr] Checking day_6 v0.1.0 (/opt/rustwide/workdir/day_6) [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> day_7/src/main.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cmp::Ordering, collections::HashMap, default, str::FromStr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11) [INFO] [stderr] Checking day_2 v0.1.0 (/opt/rustwide/workdir/day_2) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_10 v0.1.0 (/opt/rustwide/workdir/day_10) [INFO] [stdout] warning: variable `steps` is assigned to, but never used [INFO] [stdout] --> day_10/src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut steps = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_steps` instead [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] --> day_10/src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut neighbors = neighbors.iter(); [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: field `layout` is never read [INFO] [stdout] --> day_10/src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 53 | struct Maze { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 54 | layout: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Maze` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `steps` is assigned to, but never used [INFO] [stdout] --> day_10/src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut steps = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_steps` instead [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] --> day_10/src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut neighbors = neighbors.iter(); [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: field `layout` is never read [INFO] [stdout] --> day_10/src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 53 | struct Maze { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 54 | layout: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Maze` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking day_5 v0.1.0 (/opt/rustwide/workdir/day_5) [INFO] [stderr] Checking day_8 v0.1.0 (/opt/rustwide/workdir/day_8) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day_8/src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut current_nodes: Vec = self [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day_8/src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut current_nodes: Vec = self [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.83s [INFO] running `Command { std: "docker" "inspect" "97d0776deaee1dce111a06b4db2f699d6354959dd4d78e69bb3f8da786c1a6d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97d0776deaee1dce111a06b4db2f699d6354959dd4d78e69bb3f8da786c1a6d8", kill_on_drop: false }` [INFO] [stdout] 97d0776deaee1dce111a06b4db2f699d6354959dd4d78e69bb3f8da786c1a6d8 [INFO] checking mtodorov95/aoc_2023 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmtodorov95%2Faoc_2023" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mtodorov95/aoc_2023 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mtodorov95/aoc_2023 [INFO] finished tweaking git repo https://github.com/mtodorov95/aoc_2023 [INFO] tweaked toml for git repo https://github.com/mtodorov95/aoc_2023 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mtodorov95/aoc_2023 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b0a11b35d519391f21232c06d966890f417ac55d23b2ade6fa7519bd6b52897 [INFO] running `Command { std: "docker" "start" "-a" "8b0a11b35d519391f21232c06d966890f417ac55d23b2ade6fa7519bd6b52897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b0a11b35d519391f21232c06d966890f417ac55d23b2ade6fa7519bd6b52897", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b0a11b35d519391f21232c06d966890f417ac55d23b2ade6fa7519bd6b52897", kill_on_drop: false }` [INFO] [stdout] 8b0a11b35d519391f21232c06d966890f417ac55d23b2ade6fa7519bd6b52897 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1bcc52e82c4470d4e085fc38017567848beeb99854e4934d1568b3e030a36b00 [INFO] running `Command { std: "docker" "start" "-a" "1bcc52e82c4470d4e085fc38017567848beeb99854e4934d1568b3e030a36b00", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking array-init v2.1.0 [INFO] [stderr] Checking day_9 v0.1.0 (/opt/rustwide/workdir/day_9) [INFO] [stderr] Checking day_3 v0.1.0 (/opt/rustwide/workdir/day_3) [INFO] [stderr] Checking day_7 v0.1.0 (/opt/rustwide/workdir/day_7) [INFO] [stderr] Checking day_2 v0.1.0 (/opt/rustwide/workdir/day_2) [INFO] [stderr] Checking day_12 v0.1.0 (/opt/rustwide/workdir/day_12) [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> day_7/src/main.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cmp::Ordering, collections::HashMap, default, str::FromStr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `default` [INFO] [stdout] --> day_7/src/main.rs:1:48 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{cmp::Ordering, collections::HashMap, default, str::FromStr}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_1 v0.1.0 (/opt/rustwide/workdir/day_1) [INFO] [stderr] Checking day_6 v0.1.0 (/opt/rustwide/workdir/day_6) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_11 v0.1.0 (/opt/rustwide/workdir/day_11) [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_10 v0.1.0 (/opt/rustwide/workdir/day_10) [INFO] [stdout] warning: variable `steps` is assigned to, but never used [INFO] [stdout] --> day_10/src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut steps = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_steps` instead [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day_4 v0.1.0 (/opt/rustwide/workdir/day_4) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day_10/src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut neighbors = neighbors.iter(); [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: field `layout` is never read [INFO] [stdout] --> day_10/src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 53 | struct Maze { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 54 | layout: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Maze` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `steps` is assigned to, but never used [INFO] [stdout] --> day_10/src/main.rs:102:17 [INFO] [stdout] | [INFO] [stdout] 102 | let mut steps = 1; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: consider using `_steps` instead [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] --> day_10/src/main.rs:93:13 [INFO] [stdout] | [INFO] [stdout] 93 | let mut neighbors = neighbors.iter(); [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: field `layout` is never read [INFO] [stdout] --> day_10/src/main.rs:54:5 [INFO] [stdout] | [INFO] [stdout] 53 | struct Maze { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 54 | layout: Vec>, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Maze` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking crossbeam-deque v0.8.3 [INFO] [stderr] Checking rayon-core v1.12.0 [INFO] [stderr] Checking rayon v1.8.0 [INFO] [stderr] Checking day_8 v0.1.0 (/opt/rustwide/workdir/day_8) [INFO] [stderr] Checking day_5 v0.1.0 (/opt/rustwide/workdir/day_5) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> day_8/src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut current_nodes: Vec = self [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: variable does not need to be mutable [INFO] [stdout] --> day_8/src/main.rs:91:13 [INFO] [stdout] | [INFO] [stdout] 91 | let mut current_nodes: Vec = self [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: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.20s [INFO] running `Command { std: "docker" "inspect" "1bcc52e82c4470d4e085fc38017567848beeb99854e4934d1568b3e030a36b00", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1bcc52e82c4470d4e085fc38017567848beeb99854e4934d1568b3e030a36b00", kill_on_drop: false }` [INFO] [stdout] 1bcc52e82c4470d4e085fc38017567848beeb99854e4934d1568b3e030a36b00