[INFO] cloning repository https://github.com/boylede/aoc2018 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/boylede/aoc2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboylede%2Faoc2018", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboylede%2Faoc2018'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fcadcc4580819046006fa3541905a3a530ff21cb [INFO] testing boylede/aoc2018 against beta-2022-02-22 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fboylede%2Faoc2018" "/workspace/builds/worker-81/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/boylede/aoc2018 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/boylede/aoc2018 [INFO] finished tweaking git repo https://github.com/boylede/aoc2018 [INFO] tweaked toml for git repo https://github.com/boylede/aoc2018 written to /workspace/builds/worker-81/source/Cargo.toml [INFO] crate git repo https://github.com/boylede/aoc2018 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", 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] Downloading crates ... 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crc32fast v1.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e418512dbb6a07ebf506ff48683ad5f0cc126211ab77c6d6045eccb70807e603 [INFO] running 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"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" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 53945137d6653b3e36ce8a1016650bd347cad7b1ba22b78ba310ab1b683f09c3 [INFO] running `Command { std: "docker" "start" "-a" "53945137d6653b3e36ce8a1016650bd347cad7b1ba22b78ba310ab1b683f09c3", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.44 [INFO] [stderr] Compiling rand_core v0.3.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling void 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[INFO] [stderr] Compiling tokio-fs v0.1.4 [INFO] [stderr] Compiling h2 v0.1.13 [INFO] [stderr] Compiling html5ever v0.18.0 [INFO] [stderr] Compiling tokio v0.1.13 [INFO] [stderr] Compiling hyper v0.12.16 [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.5 [INFO] [stderr] Compiling select v0.4.2 [INFO] [stderr] Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `Attr`, `Class` [INFO] [stdout] --> src/lib.rs:13:36 [INFO] [stdout] | [INFO] [stdout] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:133:6 [INFO] [stdout] | [INFO] [stdout] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:136:6 [INFO] [stdout] | [INFO] [stdout] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:139:6 [INFO] [stdout] | [INFO] [stdout] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:142:6 [INFO] [stdout] | [INFO] [stdout] 142 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:144:6 [INFO] [stdout] | [INFO] [stdout] 144 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:147:6 [INFO] [stdout] | [INFO] [stdout] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:150:6 [INFO] [stdout] | [INFO] [stdout] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:160:2 [INFO] [stdout] | [INFO] [stdout] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day6/mod.rs:117:12 [INFO] [stdout] | [INFO] [stdout] 117 | } else if (distance == shortest_distance) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 117 - } else if (distance == shortest_distance) { [INFO] [stdout] 117 + } else if distance == shortest_distance { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day7/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stdout] --> src/day7/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/day8/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day8/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day8/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Formatter` [INFO] [stdout] --> src/day8/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::Formatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day9/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day9/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day9/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day10/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day10/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day10/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day11/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day11/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day11/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day12/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day12/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day12/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day13/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day13/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day13/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day14/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day14/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day14/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day15/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day15/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day15/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day16/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day16/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day16/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day17/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day17/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day17/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day18/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day18/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day18/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day19/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day19/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day19/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day20/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day20/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day20/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day21/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day21/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day21/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day22/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day22/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day22/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day23/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day23/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day23/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day24/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day24/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day24/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day25/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day25/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day25/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day8/mod.rs:71:36 [INFO] [stdout] | [INFO] [stdout] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 - fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stdout] 71 + fn visit_all(&self, visitor: &mut dyn FnMut(&LicenseNode) ) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day6/mod.rs:134:10 [INFO] [stdout] | [INFO] [stdout] 134 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/day6/mod.rs:200:7 [INFO] [stdout] | [INFO] [stdout] 200 | let parent = 0; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `distance` [INFO] [stdout] --> src/day6/mod.rs:201:7 [INFO] [stdout] | [INFO] [stdout] 201 | let distance = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step_id` [INFO] [stdout] --> src/day7/mod.rs:69:29 [INFO] [stdout] | [INFO] [stdout] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day7/mod.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day8/mod.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node_index` [INFO] [stdout] --> src/day8/mod.rs:102:6 [INFO] [stdout] | [INFO] [stdout] 102 | for node_index in 0..*node_count { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_index` [INFO] [stdout] --> src/day8/mod.rs:106:6 [INFO] [stdout] | [INFO] [stdout] 106 | for meta_index in 0..*meta_count { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day9/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day9/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day10/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day10/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day11/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day11/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day12/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day12/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day13/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day13/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day14/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day14/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day15/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day15/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day16/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day16/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day17/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day17/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day18/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day18/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day19/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day19/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day20/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day20/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day21/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day21/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day22/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day22/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day23/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day23/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day24/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day24/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day25/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day25/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day6/mod.rs:48:6 [INFO] [stdout] | [INFO] [stdout] 48 | let mut field = Grid::with_coordinates(&coordinates); [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] --> src/day7/mod.rs:104:16 [INFO] [stdout] | [INFO] [stdout] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unoccupied` [INFO] [stdout] --> src/day3/mod.rs:67:2 [INFO] [stdout] | [INFO] [stdout] 67 | Unoccupied, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parent` [INFO] [stdout] --> src/day6/mod.rs:159:2 [INFO] [stdout] | [INFO] [stdout] 159 | parent: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/day6/mod.rs:160:2 [INFO] [stdout] | [INFO] [stdout] 160 | distance: i32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cells` [INFO] [stdout] --> src/day6/mod.rs:164:2 [INFO] [stdout] | [INFO] [stdout] 164 | cells: Vec, // voronoi input points [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `AnyError` [INFO] [stdout] --> src/day7/mod.rs:157:2 [INFO] [stdout] | [INFO] [stdout] 157 | AnyError, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ParseRecordError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day7/mod.rs:155:10 [INFO] [stdout] | [INFO] [stdout] 155 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `l` [INFO] [stdout] --> src/day8/mod.rs:116:2 [INFO] [stdout] | [INFO] [stdout] 116 | l: &'a LicenseNode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `index` [INFO] [stdout] --> src/day8/mod.rs:117:2 [INFO] [stdout] | [INFO] [stdout] 117 | index: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Error` [INFO] [stdout] --> src/day8/mod.rs:137:2 [INFO] [stdout] | [INFO] [stdout] 137 | Error, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/day25/mod.rs:55:2 [INFO] [stdout] | [INFO] [stdout] 55 | x: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/day25/mod.rs:56:2 [INFO] [stdout] | [INFO] [stdout] 56 | y: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `z` [INFO] [stdout] --> src/day25/mod.rs:57:2 [INFO] [stdout] | [INFO] [stdout] 57 | z: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `t` [INFO] [stdout] --> src/day25/mod.rs:58:2 [INFO] [stdout] | [INFO] [stdout] 58 | t: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `minus` [INFO] [stdout] --> src/day25/mod.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `distance` [INFO] [stdout] --> src/day25/mod.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:205:4 [INFO] [stdout] | [INFO] [stdout] 205 | write!(f, "{:?}:[", self.status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | write!(f, "{},", step); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:209:4 [INFO] [stdout] | [INFO] [stdout] 209 | write!(f, "]"); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:211:4 [INFO] [stdout] | [INFO] [stdout] 211 | write!(f, "{:?}", self.status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 121 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 19s [INFO] running `Command { std: "docker" "inspect" "53945137d6653b3e36ce8a1016650bd347cad7b1ba22b78ba310ab1b683f09c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "53945137d6653b3e36ce8a1016650bd347cad7b1ba22b78ba310ab1b683f09c3", kill_on_drop: false }` [INFO] [stdout] 53945137d6653b3e36ce8a1016650bd347cad7b1ba22b78ba310ab1b683f09c3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec1eef3284890b9132ade1a687ad0050c3704f7f45ab8616198c7e179279e43b [INFO] running `Command { std: "docker" "start" "-a" "ec1eef3284890b9132ade1a687ad0050c3704f7f45ab8616198c7e179279e43b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] warning: unused imports: `Attr`, `Class` [INFO] [stdout] --> src/lib.rs:13:36 [INFO] [stdout] | [INFO] [stdout] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:133:6 [INFO] [stdout] | [INFO] [stdout] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:136:6 [INFO] [stdout] | [INFO] [stdout] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:139:6 [INFO] [stdout] | [INFO] [stdout] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling aoc2018 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:142:6 [INFO] [stdout] | [INFO] [stdout] 142 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:144:6 [INFO] [stdout] | [INFO] [stdout] 144 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:147:6 [INFO] [stdout] | [INFO] [stdout] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:150:6 [INFO] [stdout] | [INFO] [stdout] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:160:2 [INFO] [stdout] | [INFO] [stdout] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Attr`, `Class` [INFO] [stdout] --> src/lib.rs:13:36 [INFO] [stdout] | [INFO] [stdout] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stdout] | ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/day6/mod.rs:117:12 [INFO] [stdout] | [INFO] [stdout] 117 | } else if (distance == shortest_distance) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 117 - } else if (distance == shortest_distance) { [INFO] [stdout] 117 + } else if distance == shortest_distance { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day7/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stdout] --> src/day7/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Display` [INFO] [stdout] --> src/day8/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::fmt::Display; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day8/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day8/mod.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fmt::Formatter` [INFO] [stdout] --> src/day8/mod.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use std::fmt::Formatter; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day9/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day9/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day9/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day10/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day10/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day10/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day11/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day11/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day11/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day12/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day12/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day12/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day13/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day13/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day13/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day14/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day14/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day14/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day15/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day15/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day15/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day16/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day16/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day16/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day17/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day17/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day17/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day18/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:133:6 [INFO] [stdout] | [INFO] [stdout] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:136:6 [INFO] [stdout] | [INFO] [stdout] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:139:6 [INFO] [stdout] | [INFO] [stdout] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:142:6 [INFO] [stdout] | [INFO] [stdout] 142 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:144:6 [INFO] [stdout] | [INFO] [stdout] 144 | write!(buf, "\n"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:147:6 [INFO] [stdout] | [INFO] [stdout] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:150:6 [INFO] [stdout] | [INFO] [stdout] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/lib.rs:160:2 [INFO] [stdout] | [INFO] [stdout] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day18/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day18/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day19/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day19/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day19/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day20/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day20/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day20/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day21/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day21/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day21/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day22/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day22/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day22/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day23/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day23/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day23/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day24/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day24/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day24/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/day25/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::num::ParseIntError; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::FromStr` [INFO] [stdout] --> src/day25/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::str::FromStr; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/day25/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/day8/mod.rs:71:36 [INFO] [stdout] | [INFO] [stdout] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 71 - fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stdout] 71 + fn visit_all(&self, visitor: &mut dyn FnMut(&LicenseNode) ) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day6/mod.rs:134:10 [INFO] [stdout] | [INFO] [stdout] 134 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `parent` [INFO] [stdout] --> src/day6/mod.rs:200:7 [INFO] [stdout] | [INFO] [stdout] 200 | let parent = 0; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `distance` [INFO] [stdout] --> src/day6/mod.rs:201:7 [INFO] [stdout] | [INFO] [stdout] 201 | let distance = 0; [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `step_id` [INFO] [stdout] --> src/day7/mod.rs:69:29 [INFO] [stdout] | [INFO] [stdout] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day7/mod.rs:124:10 [INFO] [stdout] | [INFO] [stdout] 124 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day8/mod.rs:60:10 [INFO] [stdout] | [INFO] [stdout] 60 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `node_index` [INFO] [stdout] --> src/day8/mod.rs:102:6 [INFO] [stdout] | [INFO] [stdout] 102 | for node_index in 0..*node_count { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `meta_index` [INFO] [stdout] --> src/day8/mod.rs:106:6 [INFO] [stdout] | [INFO] [stdout] 106 | for meta_index in 0..*meta_count { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day9/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day9/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day10/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day10/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day11/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day11/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day12/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day12/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day13/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day13/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day14/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day14/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day15/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day15/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day16/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day16/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day17/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day17/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day18/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day18/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day19/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day19/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day20/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day20/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day21/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day21/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day22/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day22/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day23/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day23/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day24/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day24/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day25/mod.rs:44:10 [INFO] [stdout] | [INFO] [stdout] 44 | fn part1(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `lines` [INFO] [stdout] --> src/day25/mod.rs:49:10 [INFO] [stdout] | [INFO] [stdout] 49 | fn part2(lines: &Vec) { [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/day6/mod.rs:48:6 [INFO] [stdout] | [INFO] [stdout] 48 | let mut field = Grid::with_coordinates(&coordinates); [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] --> src/day7/mod.rs:104:16 [INFO] [stdout] | [INFO] [stdout] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Unoccupied` [INFO] [stdout] --> src/day3/mod.rs:67:2 [INFO] [stdout] | [INFO] [stdout] 67 | Unoccupied, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `parent` [INFO] [stdout] --> src/day6/mod.rs:159:2 [INFO] [stdout] | [INFO] [stdout] 159 | parent: i32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `distance` [INFO] [stdout] --> src/day6/mod.rs:160:2 [INFO] [stdout] | [INFO] [stdout] 160 | distance: i32, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `cells` [INFO] [stdout] --> src/day6/mod.rs:164:2 [INFO] [stdout] | [INFO] [stdout] 164 | cells: Vec, // voronoi input points [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `AnyError` [INFO] [stdout] --> src/day7/mod.rs:157:2 [INFO] [stdout] | [INFO] [stdout] 157 | AnyError, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ParseRecordError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day7/mod.rs:155:10 [INFO] [stdout] | [INFO] [stdout] 155 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `l` [INFO] [stdout] --> src/day8/mod.rs:116:2 [INFO] [stdout] | [INFO] [stdout] 116 | l: &'a LicenseNode, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `index` [INFO] [stdout] --> src/day8/mod.rs:117:2 [INFO] [stdout] | [INFO] [stdout] 117 | index: usize, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Error` [INFO] [stdout] --> src/day8/mod.rs:137:2 [INFO] [stdout] | [INFO] [stdout] 137 | Error, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `x` [INFO] [stdout] --> src/day25/mod.rs:55:2 [INFO] [stdout] | [INFO] [stdout] 55 | x: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `y` [INFO] [stdout] --> src/day25/mod.rs:56:2 [INFO] [stdout] | [INFO] [stdout] 56 | y: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `z` [INFO] [stdout] --> src/day25/mod.rs:57:2 [INFO] [stdout] | [INFO] [stdout] 57 | z: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `t` [INFO] [stdout] --> src/day25/mod.rs:58:2 [INFO] [stdout] | [INFO] [stdout] 58 | t: i32, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/day25/mod.rs:53:10 [INFO] [stdout] | [INFO] [stdout] 53 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `minus` [INFO] [stdout] --> src/day25/mod.rs:62:5 [INFO] [stdout] | [INFO] [stdout] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `distance` [INFO] [stdout] --> src/day25/mod.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:205:4 [INFO] [stdout] | [INFO] [stdout] 205 | write!(f, "{:?}:[", self.status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:207:5 [INFO] [stdout] | [INFO] [stdout] 207 | write!(f, "{},", step); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:209:4 [INFO] [stdout] | [INFO] [stdout] 209 | write!(f, "]"); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/day7/mod.rs:211:4 [INFO] [stdout] | [INFO] [stdout] 211 | write!(f, "{:?}", self.status); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 121 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.43s [INFO] running `Command { std: "docker" "inspect" "ec1eef3284890b9132ade1a687ad0050c3704f7f45ab8616198c7e179279e43b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec1eef3284890b9132ade1a687ad0050c3704f7f45ab8616198c7e179279e43b", kill_on_drop: false }` [INFO] [stdout] ec1eef3284890b9132ade1a687ad0050c3704f7f45ab8616198c7e179279e43b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 5f53883ad68c64e15471a5dd4d2d709cfea8d21d14379e968ec2d82aa6f33329 [INFO] running `Command { std: "docker" "start" "-a" "5f53883ad68c64e15471a5dd4d2d709cfea8d21d14379e968ec2d82aa6f33329", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `Attr`, `Class` [INFO] [stderr] --> src/lib.rs:13:36 [INFO] [stderr] | [INFO] [stderr] 13 | use select::predicate::{Predicate, Attr, Class, Name}; [INFO] [stderr] | ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:133:6 [INFO] [stderr] | [INFO] [stderr] 133 | write!(buf, "## {}\n",node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:136:6 [INFO] [stderr] | [INFO] [stderr] 136 | write!(buf, "{}\n\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:139:6 [INFO] [stderr] | [INFO] [stderr] 139 | write!(buf, "\t{}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:142:6 [INFO] [stderr] | [INFO] [stderr] 142 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:144:6 [INFO] [stderr] | [INFO] [stderr] 144 | write!(buf, "\n"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:147:6 [INFO] [stderr] | [INFO] [stderr] 147 | write!(buf, " * {}\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:150:6 [INFO] [stderr] | [INFO] [stderr] 150 | write!(buf, "\n<{}>\n", node.text()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/lib.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | buf.seek(SeekFrom::Start(0)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `aoc2018` (lib) generated 9 warnings [INFO] [stderr] warning: `aoc2018` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/day6/mod.rs:117:12 [INFO] [stderr] | [INFO] [stderr] 117 | } else if (distance == shortest_distance) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 117 - } else if (distance == shortest_distance) { [INFO] [stderr] 117 + } else if distance == shortest_distance { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day7/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::hash_map::Entry::Occupied` [INFO] [stderr] --> src/day7/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::collections::hash_map::Entry::Occupied; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Display` [INFO] [stderr] --> src/day8/mod.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::fmt::Display; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day8/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day8/mod.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::fmt::Formatter` [INFO] [stderr] --> src/day8/mod.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::fmt::Formatter; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day9/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day9/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day9/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day10/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day10/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day10/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day11/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day11/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day11/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day12/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day12/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day12/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day13/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day13/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day13/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day14/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day14/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day14/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day15/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day15/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day15/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day16/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day16/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day16/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day17/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day17/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day17/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day18/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day18/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day18/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day19/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day19/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day19/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day20/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day20/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day20/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day21/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day21/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day21/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day22/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day22/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day22/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day23/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day23/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day23/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day24/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day24/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day24/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::num::ParseIntError` [INFO] [stderr] --> src/day25/mod.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::num::ParseIntError; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::str::FromStr` [INFO] [stderr] --> src/day25/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::str::FromStr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/day25/mod.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/day8/mod.rs:71:36 [INFO] [stderr] | [INFO] [stderr] 71 | fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 71 - fn visit_all(&self, visitor: &mut FnMut(&LicenseNode) ) { [INFO] [stderr] 71 + fn visit_all(&self, visitor: &mut dyn FnMut(&LicenseNode) ) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day6/mod.rs:134:10 [INFO] [stderr] | [INFO] [stderr] 134 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parent` [INFO] [stderr] --> src/day6/mod.rs:200:7 [INFO] [stderr] | [INFO] [stderr] 200 | let parent = 0; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parent` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `distance` [INFO] [stderr] --> src/day6/mod.rs:201:7 [INFO] [stderr] | [INFO] [stderr] 201 | let distance = 0; [INFO] [stderr] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_distance` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `step_id` [INFO] [stderr] --> src/day7/mod.rs:69:29 [INFO] [stderr] | [INFO] [stderr] 69 | while outline.iter().any(|(step_id, step)| { [INFO] [stderr] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_step_id` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day7/mod.rs:124:10 [INFO] [stderr] | [INFO] [stderr] 124 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day8/mod.rs:60:10 [INFO] [stderr] | [INFO] [stderr] 60 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `node_index` [INFO] [stderr] --> src/day8/mod.rs:102:6 [INFO] [stderr] | [INFO] [stderr] 102 | for node_index in 0..*node_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_node_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `meta_index` [INFO] [stderr] --> src/day8/mod.rs:106:6 [INFO] [stderr] | [INFO] [stderr] 106 | for meta_index in 0..*meta_count { [INFO] [stderr] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_meta_index` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day9/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day10/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day11/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day12/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day13/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day14/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day15/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day16/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day17/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day18/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day19/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day20/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day21/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day22/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day23/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day24/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:44:10 [INFO] [stderr] | [INFO] [stderr] 44 | fn part1(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `lines` [INFO] [stderr] --> src/day25/mod.rs:49:10 [INFO] [stderr] | [INFO] [stderr] 49 | fn part2(lines: &Vec) { [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_lines` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day6/mod.rs:48:6 [INFO] [stderr] | [INFO] [stderr] 48 | let mut field = Grid::with_coordinates(&coordinates); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/day7/mod.rs:104:16 [INFO] [stderr] | [INFO] [stderr] 104 | for (step_id, mut step) in outline.iter() { [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Unoccupied` [INFO] [stderr] --> src/day3/mod.rs:67:2 [INFO] [stderr] | [INFO] [stderr] 67 | Unoccupied, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `parent` [INFO] [stderr] --> src/day6/mod.rs:159:2 [INFO] [stderr] | [INFO] [stderr] 159 | parent: i32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `distance` [INFO] [stderr] --> src/day6/mod.rs:160:2 [INFO] [stderr] | [INFO] [stderr] 160 | distance: i32, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `cells` [INFO] [stderr] --> src/day6/mod.rs:164:2 [INFO] [stderr] | [INFO] [stderr] 164 | cells: Vec, // voronoi input points [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `AnyError` [INFO] [stderr] --> src/day7/mod.rs:157:2 [INFO] [stderr] | [INFO] [stderr] 157 | AnyError, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ParseRecordError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/day7/mod.rs:155:10 [INFO] [stderr] | [INFO] [stderr] 155 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `l` [INFO] [stderr] --> src/day8/mod.rs:116:2 [INFO] [stderr] | [INFO] [stderr] 116 | l: &'a LicenseNode, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `index` [INFO] [stderr] --> src/day8/mod.rs:117:2 [INFO] [stderr] | [INFO] [stderr] 117 | index: usize, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Error` [INFO] [stderr] --> src/day8/mod.rs:137:2 [INFO] [stderr] | [INFO] [stderr] 137 | Error, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `x` [INFO] [stderr] --> src/day25/mod.rs:55:2 [INFO] [stderr] | [INFO] [stderr] 55 | x: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/day25/mod.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `y` [INFO] [stderr] --> src/day25/mod.rs:56:2 [INFO] [stderr] | [INFO] [stderr] 56 | y: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/day25/mod.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `z` [INFO] [stderr] --> src/day25/mod.rs:57:2 [INFO] [stderr] | [INFO] [stderr] 57 | z: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/day25/mod.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `t` [INFO] [stderr] --> src/day25/mod.rs:58:2 [INFO] [stderr] | [INFO] [stderr] 58 | t: i32, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Point4d` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/day25/mod.rs:53:10 [INFO] [stderr] | [INFO] [stderr] 53 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `minus` [INFO] [stderr] --> src/day25/mod.rs:62:5 [INFO] [stderr] | [INFO] [stderr] 62 | fn minus(&self, b: &Point4d) -> i32 { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `distance` [INFO] [stderr] --> src/day25/mod.rs:67:4 [INFO] [stderr] | [INFO] [stderr] 67 | fn distance(a: i32, b: i32) -> i32{ [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:205:4 [INFO] [stderr] | [INFO] [stderr] 205 | write!(f, "{:?}:[", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:207:5 [INFO] [stderr] | [INFO] [stderr] 207 | write!(f, "{},", step); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:209:4 [INFO] [stderr] | [INFO] [stderr] 209 | write!(f, "]"); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/day7/mod.rs:211:4 [INFO] [stderr] | [INFO] [stderr] 211 | write!(f, "{:?}", self.status); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `aoc2018` (bin "aoc2018" test) generated 121 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/aoc2018-423d3b6b3322f2a7) [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] [stderr] Running unittests (/opt/rustwide/target/debug/deps/aoc2018-adbba168fbf9b75f) [INFO] [stdout] [INFO] [stderr] Doc-tests aoc2018 [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] [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" "5f53883ad68c64e15471a5dd4d2d709cfea8d21d14379e968ec2d82aa6f33329", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f53883ad68c64e15471a5dd4d2d709cfea8d21d14379e968ec2d82aa6f33329", kill_on_drop: false }` [INFO] [stdout] 5f53883ad68c64e15471a5dd4d2d709cfea8d21d14379e968ec2d82aa6f33329