[INFO] cloning repository https://github.com/nerdo/advent-of-code-2023 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nerdo/advent-of-code-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdo%2Fadvent-of-code-2023", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdo%2Fadvent-of-code-2023'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c1ebff5529303dfcced50b61b33850d34ab1cdfc [INFO] checking nerdo/advent-of-code-2023 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnerdo%2Fadvent-of-code-2023" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nerdo/advent-of-code-2023 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nerdo/advent-of-code-2023 [INFO] finished tweaking git repo https://github.com/nerdo/advent-of-code-2023 [INFO] tweaked toml for git repo https://github.com/nerdo/advent-of-code-2023 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nerdo/advent-of-code-2023 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7bdb6f0bd5d885dce2d5d5460eccfa62deb6a8d00286c222777b9cf2c88a4ead [INFO] running `Command { std: "docker" "start" "-a" "7bdb6f0bd5d885dce2d5d5460eccfa62deb6a8d00286c222777b9cf2c88a4ead", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7bdb6f0bd5d885dce2d5d5460eccfa62deb6a8d00286c222777b9cf2c88a4ead", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7bdb6f0bd5d885dce2d5d5460eccfa62deb6a8d00286c222777b9cf2c88a4ead", kill_on_drop: false }` [INFO] [stdout] 7bdb6f0bd5d885dce2d5d5460eccfa62deb6a8d00286c222777b9cf2c88a4ead [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 384a70e127923e28803bef51dfc52b0f6540ebf422f81635f0deff676df78a9a [INFO] running `Command { std: "docker" "start" "-a" "384a70e127923e28803bef51dfc52b0f6540ebf422f81635f0deff676df78a9a", kill_on_drop: false }` [INFO] [stderr] Checking day3 v0.1.0 (/opt/rustwide/workdir/day3) [INFO] [stderr] Checking day2 v0.1.0 (/opt/rustwide/workdir/day2) [INFO] [stderr] Checking day4 v0.1.0 (/opt/rustwide/workdir/day4) [INFO] [stderr] Checking day5 v0.1.0 (/opt/rustwide/workdir/day5) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | Header(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 128 | Header(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 129 | Contents(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 129 | Contents(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_total_scratch_card_points` is never used [INFO] [stdout] --> day4/src/scratch_cards.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_total_scratch_card_points(scratch_card_table: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_total_points` is never used [INFO] [stdout] --> day4/src/scratch_cards.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 60 | impl ScratchCardData { [INFO] [stdout] | -------------------- method in this implementation [INFO] [stdout] 61 | fn get_total_points(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_points` is never used [INFO] [stdout] --> day4/src/scratch_cards.rs:116:8 [INFO] [stdout] | [INFO] [stdout] 108 | impl CardData { [INFO] [stdout] | ------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 116 | fn get_points(&self) -> u64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | Header(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 128 | Header(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 129 | Contents(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 129 | Contents(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_sum_of_all_engine_part_numbers` is never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:237:8 [INFO] [stdout] | [INFO] [stdout] 237 | pub fn get_sum_of_all_engine_part_numbers(lift_engine_schematic: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `possible_parts` is never read [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:267:5 [INFO] [stdout] | [INFO] [stdout] 265 | struct GondolaLiftEngine { [INFO] [stdout] | ----------------- field in this struct [INFO] [stdout] 266 | /// All the parts in the engine. [INFO] [stdout] 267 | possible_parts: Vec, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_possible_parts` is never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:272:8 [INFO] [stdout] | [INFO] [stdout] 270 | impl GondolaLiftEngine { [INFO] [stdout] | ---------------------- method in this implementation [INFO] [stdout] 271 | /// Gets possible parts. [INFO] [stdout] 272 | fn get_possible_parts(&self) -> &Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `number` and `adjacent_things` are never read [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:417:5 [INFO] [stdout] | [INFO] [stdout] 415 | struct Part { [INFO] [stdout] | ---- fields in this struct [INFO] [stdout] 416 | /// The part number. [INFO] [stdout] 417 | number: u64, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 420 | adjacent_things: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Part` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_adjacent_symbols` is never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:425:8 [INFO] [stdout] | [INFO] [stdout] 423 | impl Part { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 424 | /// Gets adjacent symbols for the possible part. [INFO] [stdout] 425 | fn get_adjacent_symbols(&self) -> Vec<&str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking day1 v0.1.0 (/opt/rustwide/workdir/day1) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | Header(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 128 | Header(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 129 | Contents(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 129 | Contents(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_power` is never used [INFO] [stdout] --> day2/src/cube_game.rs:61:12 [INFO] [stdout] | [INFO] [stdout] 60 | impl CubeSet { [INFO] [stdout] | ------------ method in this implementation [INFO] [stdout] 61 | pub fn get_power(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_minimum_cube_set` is never used [INFO] [stdout] --> day2/src/cube_game.rs:101:12 [INFO] [stdout] | [INFO] [stdout] 100 | impl Game { [INFO] [stdout] | --------- method in this implementation [INFO] [stdout] 101 | pub fn get_minimum_cube_set(&self) -> CubeSet { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_sum_of_power_of_minimum_cube_sets` is never used [INFO] [stdout] --> day2/src/cube_game.rs:238:8 [INFO] [stdout] | [INFO] [stdout] 238 | pub fn get_sum_of_power_of_minimum_cube_sets(game_records: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_possible_game_ids_sum` is never used [INFO] [stdout] --> day2/src/cube_game.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn get_possible_game_ids_sum(game_records: &str, max_cubes: CubeSet) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `id` is never read [INFO] [stdout] --> day2/src/cube_game.rs:94:5 [INFO] [stdout] | [INFO] [stdout] 92 | struct Game { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] 93 | /// ID of the game. [INFO] [stdout] 94 | id: u32, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `Game` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `get_possible_with_cubes` is never used [INFO] [stdout] --> day2/src/cube_game.rs:149:12 [INFO] [stdout] | [INFO] [stdout] 147 | impl Games { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] 148 | /// Returns the possible games if the bag contained only the given cubes. [INFO] [stdout] 149 | pub fn get_possible_with_cubes(&self, max_cubes: CubeSet) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Position` is never used [INFO] [stdout] --> day1/src/trebuchet_calibration.rs:37:6 [INFO] [stdout] | [INFO] [stdout] 37 | enum Position { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_digit` is never used [INFO] [stdout] --> day1/src/trebuchet_calibration.rs:42:4 [INFO] [stdout] | [INFO] [stdout] 42 | fn get_digit(line: &str, starting_from: Position) -> &str { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_calibration_sum_from_spelled_out_digits` is never used [INFO] [stdout] --> day1/src/trebuchet_calibration.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn get_calibration_sum_from_spelled_out_digits(calibration_document: &str) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:128:12 [INFO] [stdout] | [INFO] [stdout] 128 | Header(String), [INFO] [stdout] | ------ ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 128 | Header(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> day4/src/scratch_cards.rs:129:14 [INFO] [stdout] | [INFO] [stdout] 129 | Contents(String), [INFO] [stdout] | -------- ^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `ParseError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 129 | Contents(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_sum_of_all_engine_gear_ratios` is never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn get_sum_of_all_engine_gear_ratios(lift_engine_schematic: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `width`, `height`, and `buffer` are never read [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:59:5 [INFO] [stdout] | [INFO] [stdout] 57 | struct EngineSchematics { [INFO] [stdout] | ---------------- fields in this struct [INFO] [stdout] 58 | /// Width of the schematic. [INFO] [stdout] 59 | width: usize, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | height: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | buffer: String, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_thing`, `get_start`, `get_numbers_adjacent_to`, and `get_number` are never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl EngineSchematics { [INFO] [stdout] | --------------------- methods in this implementation [INFO] [stdout] 69 | fn get_thing(&self, x: usize, y: usize) -> Option<&str> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn get_start(&self, x: usize, y: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 84 | fn get_numbers_adjacent_to(&self, x: usize, y: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn get_number(&self, x: usize, y: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Number` is never constructed [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:191:8 [INFO] [stdout] | [INFO] [stdout] 191 | struct Number { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_gear_ratios` is never used [INFO] [stdout] --> day3/src/gondola_lift_engine.rs:216:4 [INFO] [stdout] | [INFO] [stdout] 216 | fn get_gear_ratios(schematics: &EngineSchematics) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s [INFO] running `Command { std: "docker" "inspect" "384a70e127923e28803bef51dfc52b0f6540ebf422f81635f0deff676df78a9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "384a70e127923e28803bef51dfc52b0f6540ebf422f81635f0deff676df78a9a", kill_on_drop: false }` [INFO] [stdout] 384a70e127923e28803bef51dfc52b0f6540ebf422f81635f0deff676df78a9a