[INFO] cloning repository https://github.com/catacioba/advent-of-code-2020 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/catacioba/advent-of-code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatacioba%2Fadvent-of-code-2020", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatacioba%2Fadvent-of-code-2020'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 304250524a7b3f5aced78aef2f160821bbfff8eb [INFO] checking catacioba/advent-of-code-2020/304250524a7b3f5aced78aef2f160821bbfff8eb against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcatacioba%2Fadvent-of-code-2020" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/catacioba/advent-of-code-2020 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/catacioba/advent-of-code-2020 [INFO] finished tweaking git repo https://github.com/catacioba/advent-of-code-2020 [INFO] tweaked toml for git repo https://github.com/catacioba/advent-of-code-2020 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/catacioba/advent-of-code-2020 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 65e07bfcdb7afa4a2633fed66e18a7ee07ee4a91ac85ab458b59f32a64bb0564 [INFO] running `Command { std: "docker" "start" "-a" "65e07bfcdb7afa4a2633fed66e18a7ee07ee4a91ac85ab458b59f32a64bb0564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "65e07bfcdb7afa4a2633fed66e18a7ee07ee4a91ac85ab458b59f32a64bb0564", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "65e07bfcdb7afa4a2633fed66e18a7ee07ee4a91ac85ab458b59f32a64bb0564", kill_on_drop: false }` [INFO] [stdout] 65e07bfcdb7afa4a2633fed66e18a7ee07ee4a91ac85ab458b59f32a64bb0564 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 93133ecbb7fb0acd01cff2a9b5208cacafbda0628ba23dbe977235fd0fa614a5 [INFO] running `Command { std: "docker" "start" "-a" "93133ecbb7fb0acd01cff2a9b5208cacafbda0628ba23dbe977235fd0fa614a5", kill_on_drop: false }` [INFO] [stderr] Checking code-advent-2020 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/ch04/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | 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::fs::File` [INFO] [stdout] --> src/ch05/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/ch05/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::Lines` [INFO] [stdout] --> src/ch05/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::Lines; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `read_lines` [INFO] [stdout] --> src/ch06/mod.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::utils::{read_lines, read_lines_until_empty}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_set::Intersection` [INFO] [stdout] --> src/ch06/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_set::Intersection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/ch06/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/ch06/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path` [INFO] [stdout] --> src/ch06/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/ch07/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/ch07/mod.rs:22:43 [INFO] [stdout] | [INFO] [stdout] 22 | rhs.split(", ").map(|b| parse_rhs_bag((b))).collect() [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 22 - rhs.split(", ").map(|b| parse_rhs_bag((b))).collect() [INFO] [stdout] 22 + rhs.split(", ").map(|b| parse_rhs_bag(b)).collect() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/ch09/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/ch09/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/ch12/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/ch13/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/ch13/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/ch15/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt` [INFO] [stdout] --> src/ch17/mod.rs:185:15 [INFO] [stdout] | [INFO] [stdout] 185 | use std::{fmt, fs}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt` [INFO] [stdout] --> src/ch18/mod.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fmt, fs}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/ch20/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `path` [INFO] [stdout] --> src/utils.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{fs, io, path}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::num::ParseIntError` [INFO] [stdout] --> src/ch04/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | 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::fs::File` [INFO] [stdout] --> src/ch05/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Error` [INFO] [stdout] --> src/ch05/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::Error; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::str::Lines` [INFO] [stdout] --> src/ch05/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::str::Lines; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `read_lines` [INFO] [stdout] --> src/ch06/mod.rs:1:27 [INFO] [stdout] | [INFO] [stdout] 1 | use crate::utils::utils::{read_lines, read_lines_until_empty}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_set::Intersection` [INFO] [stdout] --> src/ch06/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::hash_set::Intersection; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/ch06/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/ch06/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::path` [INFO] [stdout] --> src/ch06/mod.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::path; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/ch07/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/ch07/mod.rs:22:43 [INFO] [stdout] | [INFO] [stdout] 22 | rhs.split(", ").map(|b| parse_rhs_bag((b))).collect() [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 22 - rhs.split(", ").map(|b| parse_rhs_bag((b))).collect() [INFO] [stdout] 22 + rhs.split(", ").map(|b| parse_rhs_bag(b)).collect() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashSet` [INFO] [stdout] --> src/ch09/mod.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::HashSet; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter::FromIterator` [INFO] [stdout] --> src/ch09/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter::FromIterator; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/ch12/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/ch13/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/ch13/mod.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs` [INFO] [stdout] --> src/ch15/mod.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fs; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt` [INFO] [stdout] --> src/ch17/mod.rs:185:15 [INFO] [stdout] | [INFO] [stdout] 185 | use std::{fmt, fs}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt` [INFO] [stdout] --> src/ch18/mod.rs:2:11 [INFO] [stdout] | [INFO] [stdout] 2 | use std::{fmt, fs}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/ch20/mod.rs:1:33 [INFO] [stdout] | [INFO] [stdout] 1 | use std::collections::{HashMap, HashSet}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `path` [INFO] [stdout] --> src/utils.rs:5:23 [INFO] [stdout] | [INFO] [stdout] 5 | use std::{fs, io, path}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufRead` [INFO] [stdout] --> src/ch13/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::BufRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `policy` [INFO] [stdout] --> src/ch02/mod.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let policy = &p.policy; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_policy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/ch13/mod.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | .filter(|(idx, s)| *s != "x") [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ch16/mod.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 155 | for (field, mut columns) in &mut field_columns { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/ch17/mod.rs:339:9 [INFO] [stdout] | [INFO] [stdout] 339 | for it in 0..6 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/ch20/mod.rs:194:10 [INFO] [stdout] | [INFO] [stdout] 194 | for (k, v) in &borders_by_tiles { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tile` [INFO] [stdout] --> src/ch20/mod.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 217 | for tile in tiles {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tile` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tile` [INFO] [stdout] --> src/ch20/mod.rs:223:5 [INFO] [stdout] | [INFO] [stdout] 223 | tile: &Tile, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tile` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rotation` [INFO] [stdout] --> src/ch20/mod.rs:224:5 [INFO] [stdout] | [INFO] [stdout] 224 | rotation: Rotation, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rotation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::BufRead` [INFO] [stdout] --> src/ch13/mod.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::BufRead; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `policy` [INFO] [stdout] --> src/ch02/mod.rs:44:9 [INFO] [stdout] | [INFO] [stdout] 44 | let policy = &p.policy; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_policy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_2_adding_numbers` is never used [INFO] [stdout] --> src/ch01/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn find_2_adding_numbers(numbers: Vec) -> (i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch01/mod.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_3_adding_numbers` is never used [INFO] [stdout] --> src/ch01/mod.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn find_3_adding_numbers(numbers: Vec) -> (i64, i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch01/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PasswordPolicy` is never constructed [INFO] [stdout] --> src/ch02/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct PasswordPolicy { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_policy` is never used [INFO] [stdout] --> src/ch02/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_policy(line: String) -> PasswordPolicy { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Password` is never constructed [INFO] [stdout] --> src/ch02/mod.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct Password { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_password` is never used [INFO] [stdout] --> src/ch02/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_password(line: String) -> Password { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DELTA` is never used [INFO] [stdout] --> src/ch02/mod.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | const DELTA: usize = 'a' as usize; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `char_to_index` is never used [INFO] [stdout] --> src/ch02/mod.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn char_to_index(c: char) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_password_valid_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn is_password_valid_part1(p: &Password) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_password_valid_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn is_password_valid_part2(p: &Password) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_invalid_passwords_count_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn get_invalid_passwords_count_part1(passwords: Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_invalid_passwords_count_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_invalid_passwords_count_part2(passwords: Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MapTile` is never used [INFO] [stdout] --> src/ch03/mod.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum MapTile { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Map` is never constructed [INFO] [stdout] --> src/ch03/mod.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Map { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Slope` is never constructed [INFO] [stdout] --> src/ch03/mod.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct Slope { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_char` and `count_tree_for_slope` are never used [INFO] [stdout] --> src/ch03/mod.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl Map { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 22 | fn get_char(&self, x: usize, y: usize) -> &MapTile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | fn count_tree_for_slope(&self, slope: &Slope) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_pattern` is never used [INFO] [stdout] --> src/ch03/mod.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_pattern() -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_map` is never used [INFO] [stdout] --> src/ch03/mod.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn parse_map() -> Map { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `debug_map` is never used [INFO] [stdout] --> src/ch03/mod.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn debug_map(m: &Map) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch03/mod.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch03/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Passport` is never constructed [INFO] [stdout] --> src/ch04/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Passport { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_valid` and `is_valid_part2` are never used [INFO] [stdout] --> src/ch04/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 10 | impl Passport { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] 11 | fn is_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn is_valid_part2(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_passports` is never used [INFO] [stdout] --> src/ch04/mod.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn read_passports() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_number` is never used [INFO] [stdout] --> src/ch04/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn validate_number(value: &str, from: i32, to: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_eye_color` is never used [INFO] [stdout] --> src/ch04/mod.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn validate_eye_color(x: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_height` is never used [INFO] [stdout] --> src/ch04/mod.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn validate_height(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_hair_color` is never used [INFO] [stdout] --> src/ch04/mod.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn validate_hair_color(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_pid` is never used [INFO] [stdout] --> src/ch04/mod.rs:118:4 [INFO] [stdout] | [INFO] [stdout] 118 | fn validate_pid(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_cid` is never used [INFO] [stdout] --> src/ch04/mod.rs:122:4 [INFO] [stdout] | [INFO] [stdout] 122 | fn validate_cid(_s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_field` is never used [INFO] [stdout] --> src/ch04/mod.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn validate_field(field: &str, value: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch04/mod.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch04/mod.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket_row` is never used [INFO] [stdout] --> src/ch05/mod.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn parse_ticket_row(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket_col` is never used [INFO] [stdout] --> src/ch05/mod.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_ticket_col(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `convert_binary_string_to_number` is never used [INFO] [stdout] --> src/ch05/mod.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn convert_binary_string_to_number(binary_str: String) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket` is never used [INFO] [stdout] --> src/ch05/mod.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn parse_ticket(s: &str) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch05/mod.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_missing_seat` is never used [INFO] [stdout] --> src/ch05/mod.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn find_missing_seat(seat_ids: Vec) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch05/mod.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_answers_anyone` is never used [INFO] [stdout] --> src/ch06/mod.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn group_answers_anyone(group: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch06/mod.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_answers_everyone` is never used [INFO] [stdout] --> src/ch06/mod.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn group_answers_everyone(group: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch06/mod.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rhs_bag` is never used [INFO] [stdout] --> src/ch07/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn parse_rhs_bag(rhs_bag: &str) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rhs` is never used [INFO] [stdout] --> src/ch07/mod.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn parse_rhs(rhs: &str) -> Vec<(i32, String)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_line` is never used [INFO] [stdout] --> src/ch07/mod.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_line(mut line: String) -> (String, Vec<(i32, String)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rules` is never used [INFO] [stdout] --> src/ch07/mod.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn parse_rules() -> HashMap> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dfs_dumb` is never used [INFO] [stdout] --> src/ch07/mod.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn dfs_dumb(current: &str, target: &str, rules: &HashMap>) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch07/mod.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_bags` is never used [INFO] [stdout] --> src/ch07/mod.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn count_bags(current: String, rules: &HashMap>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch07/mod.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn parse_instruction(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_instructions` is never used [INFO] [stdout] --> src/ch08/mod.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_instructions() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Result` is never used [INFO] [stdout] --> src/ch08/mod.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | enum Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_accumulator` is never used [INFO] [stdout] --> src/ch08/mod.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn compute_accumulator(instructions: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch08/mod.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_alternate_instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn get_alternate_instruction(instr: &Instruction) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_correct_result` is never used [INFO] [stdout] --> src/ch08/mod.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn search_correct_result(instructions: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch08/mod.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch09/mod.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn is_valid(numbers: &Vec, current_position: usize, k: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_first_invalid` is never used [INFO] [stdout] --> src/ch09/mod.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_first_invalid(numbers: &Vec, k: usize) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_numbers` is never used [INFO] [stdout] --> src/ch09/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn read_numbers() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch09/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_partial_sums` is never used [INFO] [stdout] --> src/ch09/mod.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn compute_partial_sums(numbers: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_weakness` is never used [INFO] [stdout] --> src/ch09/mod.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn find_weakness(numbers: &Vec, sum: u64) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch09/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch10/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_possibilities` is never used [INFO] [stdout] --> src/ch10/mod.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_possibilities(possibilities: &HashMap, number: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch10/mod.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch11/mod.rs:188:8 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch11/mod.rs:199:8 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DIRECTIONS` is never used [INFO] [stdout] --> src/ch11/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const DIRECTIONS: [(i32, i32); 8] = [ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tile` is never used [INFO] [stdout] --> src/ch11/mod.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | enum Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_char` is never used [INFO] [stdout] --> src/ch11/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl Tile { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 26 | fn from_char(c: char) -> Tile { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Room` is never constructed [INFO] [stdout] --> src/ch11/mod.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) struct Room { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `NearbyTileStrategy` is never used [INFO] [stdout] --> src/ch11/mod.rs:45:21 [INFO] [stdout] | [INFO] [stdout] 45 | pub(crate) enum NearbyTileStrategy { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch11/mod.rs:51:23 [INFO] [stdout] | [INFO] [stdout] 50 | impl Room { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 51 | pub(crate) fn from_lines(str: String, strategy: NearbyTileStrategy) -> Room { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub(crate) fn simulate(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub(crate) fn count_occupied_seats(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn iterate(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | fn adjacent_tiles_strategy(&self, x: usize, y: usize) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn get_adjacent_tiles(&self, x: usize, y: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | fn nearest_tiles_strategy(&self, x: usize, y: usize) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 144 | fn get_nearest_tiles(&self, x: usize, y: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 166 | fn in_bounds(&self, x: i32, y: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch12/mod.rs:134:8 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch12/mod.rs:150:8 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/ch12/mod.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rotation` is never used [INFO] [stdout] --> src/ch12/mod.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Rotation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Step` is never used [INFO] [stdout] --> src/ch12/mod.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum Step { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_char` is never used [INFO] [stdout] --> src/ch12/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl Step { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 26 | fn from_char(c: char) -> Step { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Instruction` is never constructed [INFO] [stdout] --> src/ch12/mod.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) struct Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_str` is never used [INFO] [stdout] --> src/ch12/mod.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 45 | impl Instruction { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 46 | pub(crate) fn from_str(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch12/mod.rs:54:23 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch12/mod.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 61 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 62 | pub(crate) fn new() -> State { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn current_direction(&self) -> Direction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn rotate_left(&mut self, angles: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | fn rotate_right(&mut self, angles: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | fn move_boat(&mut self, direction: Direction, distance: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | pub(crate) fn step(&mut self, instruction: Instruction) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | pub(crate) fn distance(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_earliest_time` is never used [INFO] [stdout] --> src/ch13/mod.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn find_earliest_time(time: i64, buses: &Vec<(i64, i64)>) -> (i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch13/mod.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn read_input() -> (i64, Vec<(i64, i64)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch13/mod.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch13/mod.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_valid(num: i64, buses: &Vec<(i64, i64)>) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_time` is never used [INFO] [stdout] --> src/ch13/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn find_time(buses: &Vec<(i64, i64)>) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn euclidean(a: i64, b: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extended_euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn extended_euclidean(a: i64, b: i64) -> (i64, i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `modular_inverse` is never used [INFO] [stdout] --> src/ch13/mod.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn modular_inverse(a: i64, modulo: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_extended_euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn solve_extended_euclidean(buses: &Vec<(i64, i64)>) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch13/mod.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/ch14/mod.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extract_memory_location` is never used [INFO] [stdout] --> src/ch14/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn extract_memory_location(s: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_line` is never used [INFO] [stdout] --> src/ch14/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl Instruction { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 18 | fn from_line(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_binary_string` is never used [INFO] [stdout] --> src/ch14/mod.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn to_binary_string(value: u64) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_binary_string` is never used [INFO] [stdout] --> src/ch14/mod.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn from_binary_string(value: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply_mask` is never used [INFO] [stdout] --> src/ch14/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn apply_mask(mask: &str, value: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch14/mod.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn read_input() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch14/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply_mask_floating` is never used [INFO] [stdout] --> src/ch14/mod.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn apply_mask_floating(mask: &str, value: u64) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_locations` is never used [INFO] [stdout] --> src/ch14/mod.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn generate_locations(value: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch14/mod.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_number` is never used [INFO] [stdout] --> src/ch15/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn find_number(numbers: Vec, last_iteration: usize) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch15/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch15/mod.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rule` is never constructed [INFO] [stdout] --> src/ch16/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Rule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_range` is never used [INFO] [stdout] --> src/ch16/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_range(range: &str) -> (u64, u64) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_line` and `contain` are never used [INFO] [stdout] --> src/ch16/mod.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Rule { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 25 | fn from_line(line: &str) -> Rule { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn contain(&self, value: &u64) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ticket` is never constructed [INFO] [stdout] --> src/ch16/mod.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct Ticket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_line` is never used [INFO] [stdout] --> src/ch16/mod.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 52 | impl Ticket { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 53 | fn from_line(line: &str) -> Ticket { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch16/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn read_input() -> (Vec, Ticket, Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch16/mod.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn is_valid(value: u64, rules: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch16/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_field_order` is never used [INFO] [stdout] --> src/ch16/mod.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn find_field_order<'a>(tickets: &Vec<&Ticket>, rules: &'a Vec) -> HashMap<&'a str, usize> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch16/mod.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tile` is never used [INFO] [stdout] --> src/ch17/mod.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch17/mod.rs:171:8 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch17/mod.rs:336:8 [INFO] [stdout] | [INFO] [stdout] 336 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch17/mod.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch17/mod.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 33 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 34 | pub(crate) fn from_file(filename: &str) -> State { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn update_grid(&mut self, new_grid: VecDeque>>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn tile(&self, x: i16, y: i16, z: i16) -> &Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn count_neighbors(&self, x: i16, y: i16, z: i16) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn new_tile(&self, x: i16, y: i16, z: i16) -> Tile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub(crate) fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub(crate) fn count_active(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch17/mod.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch17/mod.rs:196:23 [INFO] [stdout] | [INFO] [stdout] 195 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 196 | pub(crate) fn from_file(filename: &str) -> State { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 230 | fn update_grid(&mut self, new_grid: VecDeque>>>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | fn tile(&self, x: i16, y: i16, z: i16, w: i16) -> &Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 254 | fn count_neighbors(&self, x: i16, y: i16, z: i16, w: i16) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 273 | fn new_tile(&self, x: i16, y: i16, z: i16, w: i16) -> Tile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 295 | pub(crate) fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 315 | pub(crate) fn count_active(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_starting_parenthesis` is never used [INFO] [stdout] --> src/ch18/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn count_starting_parenthesis(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `strip_starting_chars` is never used [INFO] [stdout] --> src/ch18/mod.rs:18:4 [INFO] [stdout] | [INFO] [stdout] 18 | fn strip_starting_chars(s: &str, c: usize) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `strip_ending_chars` is never used [INFO] [stdout] --> src/ch18/mod.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn strip_ending_chars(s: &str, c: usize) -> &str { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_ending_paranthesis` is never used [INFO] [stdout] --> src/ch18/mod.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn count_ending_paranthesis(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Operation` is never used [INFO] [stdout] --> src/ch18/mod.rs:41:6 [INFO] [stdout] | [INFO] [stdout] 41 | enum Operation { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Operand` is never used [INFO] [stdout] --> src/ch18/mod.rs:47:6 [INFO] [stdout] | [INFO] [stdout] 47 | enum Operand { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `evaluate` and `evaluate_with_different_precedence` are never used [INFO] [stdout] --> src/ch18/mod.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 52 | impl Operand { [INFO] [stdout] | ------------ methods in this implementation [INFO] [stdout] 53 | fn evaluate(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 60 | fn evaluate_with_different_precedence(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Expression` is never constructed [INFO] [stdout] --> src/ch18/mod.rs:69:8 [INFO] [stdout] | [INFO] [stdout] 69 | struct Expression { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch18/mod.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 74 | impl Expression { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 75 | fn new() -> Expression { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | fn add_operand(&mut self, op: Operand) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | fn add_operation(&mut self, op: Operation) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | fn parse(expr: &str) -> Expression { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 139 | fn evaluate_one(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 149 | fn evaluate(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | fn evaluate_one_with_different_precedence(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 175 | fn evaluate_with_different_precedence(&mut self) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_expressions` is never used [INFO] [stdout] --> src/ch18/mod.rs:198:4 [INFO] [stdout] | [INFO] [stdout] 198 | fn read_expressions() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch18/mod.rs:206:8 [INFO] [stdout] | [INFO] [stdout] 206 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch18/mod.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Pattern` is never used [INFO] [stdout] --> src/ch19/mod.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | type Pattern = Vec; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rule` is never used [INFO] [stdout] --> src/ch19/mod.rs:7:6 [INFO] [stdout] | [INFO] [stdout] 7 | enum Rule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rule` is never used [INFO] [stdout] --> src/ch19/mod.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn parse_rule(rule: &str) -> (usize, Rule) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rules` is never used [INFO] [stdout] --> src/ch19/mod.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn parse_rules(rules: &str) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_char` is never used [INFO] [stdout] --> src/ch19/mod.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn match_char(s: &str, c: char) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_seq` is never used [INFO] [stdout] --> src/ch19/mod.rs:47:4 [INFO] [stdout] | [INFO] [stdout] 47 | fn match_seq(s: &str, seq: &Pattern, rules: &HashMap) -> Option { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_rule` is never used [INFO] [stdout] --> src/ch19/mod.rs:67:4 [INFO] [stdout] | [INFO] [stdout] 67 | fn match_rule(s: &str, r: &Rule, rules: &HashMap) -> Option { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `matched_full` is never used [INFO] [stdout] --> src/ch19/mod.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn matched_full(s: &str, r: &Rule, rules: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch19/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_possible_rules` is never used [INFO] [stdout] --> src/ch19/mod.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | fn compute_possible_rules() -> Rule { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_rec` is never used [INFO] [stdout] --> src/ch19/mod.rs:130:4 [INFO] [stdout] | [INFO] [stdout] 130 | fn match_rec(s: &str, rules: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch19/mod.rs:160:8 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Pixel` is never used [INFO] [stdout] --> src/ch20/mod.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Pixel { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BorderPosition` is never used [INFO] [stdout] --> src/ch20/mod.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum BorderPosition { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_reverse` is never used [INFO] [stdout] --> src/ch20/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl BorderPosition { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 19 | fn is_reverse(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_BORDER_POSITIONS` is never used [INFO] [stdout] --> src/ch20/mod.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | const ALL_BORDER_POSITIONS: [BorderPosition; 4] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Border` is never used [INFO] [stdout] --> src/ch20/mod.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | type Border = Vec; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `TileId` is never used [INFO] [stdout] --> src/ch20/mod.rs:37:6 [INFO] [stdout] | [INFO] [stdout] 37 | type TileId = u32; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rotation` is never used [INFO] [stdout] --> src/ch20/mod.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | enum Rotation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_ROTATIONS` is never used [INFO] [stdout] --> src/ch20/mod.rs:47:7 [INFO] [stdout] | [INFO] [stdout] 47 | const ALL_ROTATIONS: [Rotation; 4] = [ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Tile` is never constructed [INFO] [stdout] --> src/ch20/mod.rs:54:8 [INFO] [stdout] | [INFO] [stdout] 54 | struct Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_tile_id` is never used [INFO] [stdout] --> src/ch20/mod.rs:60:4 [INFO] [stdout] | [INFO] [stdout] 60 | fn parse_tile_id(line: &str) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_block`, `border`, and `border_rotation` are never used [INFO] [stdout] --> src/ch20/mod.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 66 | impl Tile { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 67 | fn from_block(block: &str) -> Tile { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 90 | fn border(&self, position: BorderPosition, rotation: Rotation) -> Border { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn border_rotation(&self, position: BorderPosition, r: Rotation) -> (BorderPosition, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_borders` is never used [INFO] [stdout] --> src/ch20/mod.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn group_borders( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_matching_tiles` is never used [INFO] [stdout] --> src/ch20/mod.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn compute_matching_tiles( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Image` is never constructed [INFO] [stdout] --> src/ch20/mod.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 183 | struct Image { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_dumb` is never used [INFO] [stdout] --> src/ch20/mod.rs:188:4 [INFO] [stdout] | [INFO] [stdout] 188 | fn solve_dumb(tiles: &Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid_for_position` is never used [INFO] [stdout] --> src/ch20/mod.rs:222:4 [INFO] [stdout] | [INFO] [stdout] 222 | fn is_valid_for_position( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_tiles` is never used [INFO] [stdout] --> src/ch20/mod.rs:250:4 [INFO] [stdout] | [INFO] [stdout] 250 | fn read_tiles() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch20/mod.rs:258:8 [INFO] [stdout] | [INFO] [stdout] 258 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Player` is never constructed [INFO] [stdout] --> src/ch22/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Player { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_player_id` is never used [INFO] [stdout] --> src/ch22/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_player_id(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_block`, `play`, `play_rec`, `score`, and `copy_player` are never used [INFO] [stdout] --> src/ch22/mod.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Player { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 15 | fn from_block(s: &str) -> Player { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn play<'a>(&'a mut self, other: &'a mut Player) -> &'a Player { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn play_rec<'a>(&'a mut self, other: &'a mut Player) -> &'a Player { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | fn score(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | fn copy_player(&self, cards: usize) -> Player { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_players` is never used [INFO] [stdout] --> src/ch22/mod.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn read_players() -> (Player, Player) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch22/mod.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch22/mod.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Game` is never constructed [INFO] [stdout] --> src/ch23/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Game { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch23/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Game { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 8 | fn new(s: &str) -> Game { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn remove_next3(&mut self, current_pos: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn insert(&mut self, values: Vec) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn find(&self, el: u32) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | fn position(&self, p: usize) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | fn value(&self) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch23/mod.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Deck` is never constructed [INFO] [stdout] --> src/ch23/mod.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | struct Deck { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `iterate`, `play`, and `print` are never used [INFO] [stdout] --> src/ch23/mod.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 112 | impl Deck { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 113 | fn new(initial_cards: &str, capacity: usize) -> Deck { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | fn play(&mut self, rounds: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 188 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch23/mod.rs:198:8 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/ch24/mod.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_DIRECTIONS` is never used [INFO] [stdout] --> src/ch24/mod.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const ALL_DIRECTIONS: [Direction; 6] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Tile` is never constructed [INFO] [stdout] --> src/ch24/mod.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `neighbor`, and `evaluate_tile` are never used [INFO] [stdout] --> src/ch24/mod.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Tile { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 29 | fn new(x: i32, y: i32) -> Tile { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | fn neighbor(&self, direction: Direction) -> Tile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 67 | fn evaluate_tile(directions: &Vec) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_directions` is never used [INFO] [stdout] --> src/ch24/mod.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn parse_directions(directions: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn read_tiles() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initial_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:125:4 [INFO] [stdout] | [INFO] [stdout] 125 | fn initial_tiles(tiles: &Vec) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch24/mod.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch24/mod.rs:146:8 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_black_neighbors_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn count_black_neighbors_tiles(t: &Tile, tiles: &HashMap) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_black_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:227:4 [INFO] [stdout] | [INFO] [stdout] 227 | fn count_black_tiles(tiles: &HashMap) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> src/utils.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_lines_until_empty` is never used [INFO] [stdout] --> src/utils.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn read_lines_until_empty

(filename: P) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `convert_lines_to_numbers` is never used [INFO] [stdout] --> src/utils.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn convert_lines_to_numbers(lines: io::Lines>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch11/mod.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | / match tile { [INFO] [stdout] 176 | | Tile::Floor => write!(f, "."), [INFO] [stdout] 177 | | Tile::Empty => write!(f, "L"), [INFO] [stdout] 178 | | Tile::Occupied => write!(f, "#"), [INFO] [stdout] 179 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 175 | let _ = match tile { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch11/mod.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | writeln!(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 `$crate::write` which comes from the expansion of the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | writeln!(f, "z={}", current_z); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:161:25 [INFO] [stdout] | [INFO] [stdout] 161 | write!(f, "{}", column); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:163:21 [INFO] [stdout] | [INFO] [stdout] 163 | writeln!(f); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::write` which comes from the expansion of the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 237 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `idx` [INFO] [stdout] --> src/ch13/mod.rs:27:19 [INFO] [stdout] | [INFO] [stdout] 27 | .filter(|(idx, s)| *s != "x") [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_idx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ch16/mod.rs:155:21 [INFO] [stdout] | [INFO] [stdout] 155 | for (field, mut columns) in &mut field_columns { [INFO] [stdout] | ----^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `it` [INFO] [stdout] --> src/ch17/mod.rs:339:9 [INFO] [stdout] | [INFO] [stdout] 339 | for it in 0..6 { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_it` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/ch20/mod.rs:194:10 [INFO] [stdout] | [INFO] [stdout] 194 | for (k, v) in &borders_by_tiles { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tile` [INFO] [stdout] --> src/ch20/mod.rs:217:9 [INFO] [stdout] | [INFO] [stdout] 217 | for tile in tiles {} [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tile` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tile` [INFO] [stdout] --> src/ch20/mod.rs:223:5 [INFO] [stdout] | [INFO] [stdout] 223 | tile: &Tile, [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_tile` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rotation` [INFO] [stdout] --> src/ch20/mod.rs:224:5 [INFO] [stdout] | [INFO] [stdout] 224 | rotation: Rotation, [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rotation` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_2_adding_numbers` is never used [INFO] [stdout] --> src/ch01/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn find_2_adding_numbers(numbers: Vec) -> (i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch01/mod.rs:21:8 [INFO] [stdout] | [INFO] [stdout] 21 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_3_adding_numbers` is never used [INFO] [stdout] --> src/ch01/mod.rs:34:4 [INFO] [stdout] | [INFO] [stdout] 34 | fn find_3_adding_numbers(numbers: Vec) -> (i64, i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch01/mod.rs:61:8 [INFO] [stdout] | [INFO] [stdout] 61 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PasswordPolicy` is never constructed [INFO] [stdout] --> src/ch02/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct PasswordPolicy { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_policy` is never used [INFO] [stdout] --> src/ch02/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_policy(line: String) -> PasswordPolicy { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Password` is never constructed [INFO] [stdout] --> src/ch02/mod.rs:23:8 [INFO] [stdout] | [INFO] [stdout] 23 | struct Password { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_password` is never used [INFO] [stdout] --> src/ch02/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn parse_password(line: String) -> Password { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DELTA` is never used [INFO] [stdout] --> src/ch02/mod.rs:37:7 [INFO] [stdout] | [INFO] [stdout] 37 | const DELTA: usize = 'a' as usize; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `char_to_index` is never used [INFO] [stdout] --> src/ch02/mod.rs:39:4 [INFO] [stdout] | [INFO] [stdout] 39 | fn char_to_index(c: char) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_password_valid_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn is_password_valid_part1(p: &Password) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_password_valid_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn is_password_valid_part2(p: &Password) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_invalid_passwords_count_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:75:4 [INFO] [stdout] | [INFO] [stdout] 75 | fn get_invalid_passwords_count_part1(passwords: Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_invalid_passwords_count_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:82:4 [INFO] [stdout] | [INFO] [stdout] 82 | fn get_invalid_passwords_count_part2(passwords: Vec) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch02/mod.rs:89:8 [INFO] [stdout] | [INFO] [stdout] 89 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch02/mod.rs:100:8 [INFO] [stdout] | [INFO] [stdout] 100 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `MapTile` is never used [INFO] [stdout] --> src/ch03/mod.rs:4:6 [INFO] [stdout] | [INFO] [stdout] 4 | enum MapTile { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Map` is never constructed [INFO] [stdout] --> src/ch03/mod.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | struct Map { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Slope` is never constructed [INFO] [stdout] --> src/ch03/mod.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 16 | struct Slope { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `get_char` and `count_tree_for_slope` are never used [INFO] [stdout] --> src/ch03/mod.rs:22:8 [INFO] [stdout] | [INFO] [stdout] 21 | impl Map { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 22 | fn get_char(&self, x: usize, y: usize) -> &MapTile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | fn count_tree_for_slope(&self, slope: &Slope) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_pattern` is never used [INFO] [stdout] --> src/ch03/mod.rs:46:4 [INFO] [stdout] | [INFO] [stdout] 46 | fn parse_pattern() -> Vec> { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_map` is never used [INFO] [stdout] --> src/ch03/mod.rs:65:4 [INFO] [stdout] | [INFO] [stdout] 65 | fn parse_map() -> Map { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `debug_map` is never used [INFO] [stdout] --> src/ch03/mod.rs:74:4 [INFO] [stdout] | [INFO] [stdout] 74 | fn debug_map(m: &Map) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch03/mod.rs:87:8 [INFO] [stdout] | [INFO] [stdout] 87 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch03/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Passport` is never constructed [INFO] [stdout] --> src/ch04/mod.rs:6:8 [INFO] [stdout] | [INFO] [stdout] 6 | struct Passport { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `is_valid` and `is_valid_part2` are never used [INFO] [stdout] --> src/ch04/mod.rs:11:8 [INFO] [stdout] | [INFO] [stdout] 10 | impl Passport { [INFO] [stdout] | ------------- methods in this implementation [INFO] [stdout] 11 | fn is_valid(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 19 | fn is_valid_part2(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_passports` is never used [INFO] [stdout] --> src/ch04/mod.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn read_passports() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_number` is never used [INFO] [stdout] --> src/ch04/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn validate_number(value: &str, from: i32, to: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_eye_color` is never used [INFO] [stdout] --> src/ch04/mod.rs:73:4 [INFO] [stdout] | [INFO] [stdout] 73 | fn validate_eye_color(x: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_height` is never used [INFO] [stdout] --> src/ch04/mod.rs:86:4 [INFO] [stdout] | [INFO] [stdout] 86 | fn validate_height(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_hair_color` is never used [INFO] [stdout] --> src/ch04/mod.rs:101:4 [INFO] [stdout] | [INFO] [stdout] 101 | fn validate_hair_color(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_pid` is never used [INFO] [stdout] --> src/ch04/mod.rs:118:4 [INFO] [stdout] | [INFO] [stdout] 118 | fn validate_pid(s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_cid` is never used [INFO] [stdout] --> src/ch04/mod.rs:122:4 [INFO] [stdout] | [INFO] [stdout] 122 | fn validate_cid(_s: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `validate_field` is never used [INFO] [stdout] --> src/ch04/mod.rs:126:4 [INFO] [stdout] | [INFO] [stdout] 126 | fn validate_field(field: &str, value: &str) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch04/mod.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch04/mod.rs:148:8 [INFO] [stdout] | [INFO] [stdout] 148 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket_row` is never used [INFO] [stdout] --> src/ch05/mod.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn parse_ticket_row(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket_col` is never used [INFO] [stdout] --> src/ch05/mod.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn parse_ticket_col(s: &str) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `convert_binary_string_to_number` is never used [INFO] [stdout] --> src/ch05/mod.rs:36:4 [INFO] [stdout] | [INFO] [stdout] 36 | fn convert_binary_string_to_number(binary_str: String) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_ticket` is never used [INFO] [stdout] --> src/ch05/mod.rs:50:4 [INFO] [stdout] | [INFO] [stdout] 50 | fn parse_ticket(s: &str) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch05/mod.rs:65:8 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_missing_seat` is never used [INFO] [stdout] --> src/ch05/mod.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn find_missing_seat(seat_ids: Vec) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch05/mod.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_answers_anyone` is never used [INFO] [stdout] --> src/ch06/mod.rs:8:4 [INFO] [stdout] | [INFO] [stdout] 8 | fn group_answers_anyone(group: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch06/mod.rs:17:8 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_answers_everyone` is never used [INFO] [stdout] --> src/ch06/mod.rs:26:4 [INFO] [stdout] | [INFO] [stdout] 26 | fn group_answers_everyone(group: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch06/mod.rs:43:8 [INFO] [stdout] | [INFO] [stdout] 43 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rhs_bag` is never used [INFO] [stdout] --> src/ch07/mod.rs:4:4 [INFO] [stdout] | [INFO] [stdout] 4 | fn parse_rhs_bag(rhs_bag: &str) -> (i32, String) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rhs` is never used [INFO] [stdout] --> src/ch07/mod.rs:21:4 [INFO] [stdout] | [INFO] [stdout] 21 | fn parse_rhs(rhs: &str) -> Vec<(i32, String)> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_line` is never used [INFO] [stdout] --> src/ch07/mod.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_line(mut line: String) -> (String, Vec<(i32, String)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_rules` is never used [INFO] [stdout] --> src/ch07/mod.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn parse_rules() -> HashMap> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `dfs_dumb` is never used [INFO] [stdout] --> src/ch07/mod.rs:51:4 [INFO] [stdout] | [INFO] [stdout] 51 | fn dfs_dumb(current: &str, target: &str, rules: &HashMap>) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch07/mod.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 63 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_bags` is never used [INFO] [stdout] --> src/ch07/mod.rs:76:4 [INFO] [stdout] | [INFO] [stdout] 76 | fn count_bags(current: String, rules: &HashMap>) -> i32 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch07/mod.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn parse_instruction(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_instructions` is never used [INFO] [stdout] --> src/ch08/mod.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn parse_instructions() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Result` is never used [INFO] [stdout] --> src/ch08/mod.rs:34:6 [INFO] [stdout] | [INFO] [stdout] 34 | enum Result { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_accumulator` is never used [INFO] [stdout] --> src/ch08/mod.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn compute_accumulator(instructions: &Vec) -> Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch08/mod.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_alternate_instruction` is never used [INFO] [stdout] --> src/ch08/mod.rs:80:4 [INFO] [stdout] | [INFO] [stdout] 80 | fn get_alternate_instruction(instr: &Instruction) -> Instruction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `search_correct_result` is never used [INFO] [stdout] --> src/ch08/mod.rs:88:4 [INFO] [stdout] | [INFO] [stdout] 88 | fn search_correct_result(instructions: &mut Vec) -> i32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch08/mod.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch09/mod.rs:5:4 [INFO] [stdout] | [INFO] [stdout] 5 | fn is_valid(numbers: &Vec, current_position: usize, k: usize) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_first_invalid` is never used [INFO] [stdout] --> src/ch09/mod.rs:19:4 [INFO] [stdout] | [INFO] [stdout] 19 | fn find_first_invalid(numbers: &Vec, k: usize) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_numbers` is never used [INFO] [stdout] --> src/ch09/mod.rs:28:4 [INFO] [stdout] | [INFO] [stdout] 28 | fn read_numbers() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch09/mod.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_partial_sums` is never used [INFO] [stdout] --> src/ch09/mod.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn compute_partial_sums(numbers: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_weakness` is never used [INFO] [stdout] --> src/ch09/mod.rs:57:4 [INFO] [stdout] | [INFO] [stdout] 57 | fn find_weakness(numbers: &Vec, sum: u64) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch09/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch10/mod.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `get_possibilities` is never used [INFO] [stdout] --> src/ch10/mod.rs:35:4 [INFO] [stdout] | [INFO] [stdout] 35 | fn get_possibilities(possibilities: &HashMap, number: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch10/mod.rs:51:8 [INFO] [stdout] | [INFO] [stdout] 51 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch11/mod.rs:188:8 [INFO] [stdout] | [INFO] [stdout] 188 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch11/mod.rs:199:8 [INFO] [stdout] | [INFO] [stdout] 199 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DIRECTIONS` is never used [INFO] [stdout] --> src/ch11/mod.rs:7:11 [INFO] [stdout] | [INFO] [stdout] 7 | const DIRECTIONS: [(i32, i32); 8] = [ [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tile` is never used [INFO] [stdout] --> src/ch11/mod.rs:19:10 [INFO] [stdout] | [INFO] [stdout] 19 | enum Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_char` is never used [INFO] [stdout] --> src/ch11/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl Tile { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 26 | fn from_char(c: char) -> Tile { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Room` is never constructed [INFO] [stdout] --> src/ch11/mod.rs:38:23 [INFO] [stdout] | [INFO] [stdout] 38 | pub(crate) struct Room { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `NearbyTileStrategy` is never used [INFO] [stdout] --> src/ch11/mod.rs:45:21 [INFO] [stdout] | [INFO] [stdout] 45 | pub(crate) enum NearbyTileStrategy { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch11/mod.rs:51:23 [INFO] [stdout] | [INFO] [stdout] 50 | impl Room { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 51 | pub(crate) fn from_lines(str: String, strategy: NearbyTileStrategy) -> Room { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 64 | pub(crate) fn simulate(&mut self) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 74 | pub(crate) fn count_occupied_seats(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn iterate(&mut self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | fn adjacent_tiles_strategy(&self, x: usize, y: usize) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn get_adjacent_tiles(&self, x: usize, y: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | fn nearest_tiles_strategy(&self, x: usize, y: usize) -> Tile { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 144 | fn get_nearest_tiles(&self, x: usize, y: usize) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 166 | fn in_bounds(&self, x: i32, y: i32) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch12/mod.rs:134:8 [INFO] [stdout] | [INFO] [stdout] 134 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch12/mod.rs:150:8 [INFO] [stdout] | [INFO] [stdout] 150 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Direction` is never used [INFO] [stdout] --> src/ch12/mod.rs:7:14 [INFO] [stdout] | [INFO] [stdout] 7 | pub enum Direction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Direction` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rotation` is never used [INFO] [stdout] --> src/ch12/mod.rs:15:14 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Rotation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Step` is never used [INFO] [stdout] --> src/ch12/mod.rs:20:14 [INFO] [stdout] | [INFO] [stdout] 20 | pub enum Step { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_char` is never used [INFO] [stdout] --> src/ch12/mod.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 25 | impl Step { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 26 | fn from_char(c: char) -> Step { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Instruction` is never constructed [INFO] [stdout] --> src/ch12/mod.rs:40:23 [INFO] [stdout] | [INFO] [stdout] 40 | pub(crate) struct Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_str` is never used [INFO] [stdout] --> src/ch12/mod.rs:46:23 [INFO] [stdout] | [INFO] [stdout] 45 | impl Instruction { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 46 | pub(crate) fn from_str(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch12/mod.rs:54:23 [INFO] [stdout] | [INFO] [stdout] 54 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch12/mod.rs:62:23 [INFO] [stdout] | [INFO] [stdout] 61 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 62 | pub(crate) fn new() -> State { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn current_direction(&self) -> Direction { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn rotate_left(&mut self, angles: i32) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | fn rotate_right(&mut self, angles: i32) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 92 | fn move_boat(&mut self, direction: Direction, distance: i32) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 112 | pub(crate) fn step(&mut self, instruction: Instruction) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 128 | pub(crate) fn distance(&self) -> i32 { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_earliest_time` is never used [INFO] [stdout] --> src/ch13/mod.rs:6:4 [INFO] [stdout] | [INFO] [stdout] 6 | fn find_earliest_time(time: i64, buses: &Vec<(i64, i64)>) -> (i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch13/mod.rs:17:4 [INFO] [stdout] | [INFO] [stdout] 17 | fn read_input() -> (i64, Vec<(i64, i64)>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch13/mod.rs:34:8 [INFO] [stdout] | [INFO] [stdout] 34 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch13/mod.rs:45:4 [INFO] [stdout] | [INFO] [stdout] 45 | fn is_valid(num: i64, buses: &Vec<(i64, i64)>) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_time` is never used [INFO] [stdout] --> src/ch13/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn find_time(buses: &Vec<(i64, i64)>) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:64:4 [INFO] [stdout] | [INFO] [stdout] 64 | fn euclidean(a: i64, b: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extended_euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:71:4 [INFO] [stdout] | [INFO] [stdout] 71 | fn extended_euclidean(a: i64, b: i64) -> (i64, i64, i64) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `modular_inverse` is never used [INFO] [stdout] --> src/ch13/mod.rs:79:4 [INFO] [stdout] | [INFO] [stdout] 79 | fn modular_inverse(a: i64, modulo: i64) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_extended_euclidean` is never used [INFO] [stdout] --> src/ch13/mod.rs:87:4 [INFO] [stdout] | [INFO] [stdout] 87 | fn solve_extended_euclidean(buses: &Vec<(i64, i64)>) -> i64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch13/mod.rs:107:8 [INFO] [stdout] | [INFO] [stdout] 107 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/ch14/mod.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `extract_memory_location` is never used [INFO] [stdout] --> src/ch14/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn extract_memory_location(s: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_line` is never used [INFO] [stdout] --> src/ch14/mod.rs:18:8 [INFO] [stdout] | [INFO] [stdout] 17 | impl Instruction { [INFO] [stdout] | ---------------- associated function in this implementation [INFO] [stdout] 18 | fn from_line(line: &str) -> Instruction { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `to_binary_string` is never used [INFO] [stdout] --> src/ch14/mod.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn to_binary_string(value: u64) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `from_binary_string` is never used [INFO] [stdout] --> src/ch14/mod.rs:44:4 [INFO] [stdout] | [INFO] [stdout] 44 | fn from_binary_string(value: &str) -> u64 { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply_mask` is never used [INFO] [stdout] --> src/ch14/mod.rs:49:4 [INFO] [stdout] | [INFO] [stdout] 49 | fn apply_mask(mask: &str, value: u64) -> u64 { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch14/mod.rs:69:4 [INFO] [stdout] | [INFO] [stdout] 69 | fn read_input() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch14/mod.rs:77:8 [INFO] [stdout] | [INFO] [stdout] 77 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `apply_mask_floating` is never used [INFO] [stdout] --> src/ch14/mod.rs:96:4 [INFO] [stdout] | [INFO] [stdout] 96 | fn apply_mask_floating(mask: &str, value: u64) -> String { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_locations` is never used [INFO] [stdout] --> src/ch14/mod.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn generate_locations(value: &str) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch14/mod.rs:140:8 [INFO] [stdout] | [INFO] [stdout] 140 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch15/mod.rs:35:8 [INFO] [stdout] | [INFO] [stdout] 35 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch15/mod.rs:39:8 [INFO] [stdout] | [INFO] [stdout] 39 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Rule` is never constructed [INFO] [stdout] --> src/ch16/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Rule { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_range` is never used [INFO] [stdout] --> src/ch16/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_range(range: &str) -> (u64, u64) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_line` and `contain` are never used [INFO] [stdout] --> src/ch16/mod.rs:25:8 [INFO] [stdout] | [INFO] [stdout] 24 | impl Rule { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 25 | fn from_line(line: &str) -> Rule { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 42 | fn contain(&self, value: &u64) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Ticket` is never constructed [INFO] [stdout] --> src/ch16/mod.rs:48:8 [INFO] [stdout] | [INFO] [stdout] 48 | struct Ticket { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `from_line` is never used [INFO] [stdout] --> src/ch16/mod.rs:53:8 [INFO] [stdout] | [INFO] [stdout] 52 | impl Ticket { [INFO] [stdout] | ----------- associated function in this implementation [INFO] [stdout] 53 | fn from_line(line: &str) -> Ticket { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_input` is never used [INFO] [stdout] --> src/ch16/mod.rs:66:4 [INFO] [stdout] | [INFO] [stdout] 66 | fn read_input() -> (Vec, Ticket, Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid` is never used [INFO] [stdout] --> src/ch16/mod.rs:90:4 [INFO] [stdout] | [INFO] [stdout] 90 | fn is_valid(value: u64, rules: &Vec) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch16/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `find_field_order` is never used [INFO] [stdout] --> src/ch16/mod.rs:110:4 [INFO] [stdout] | [INFO] [stdout] 110 | fn find_field_order<'a>(tickets: &Vec<&Ticket>, rules: &'a Vec) -> HashMap<&'a str, usize> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch16/mod.rs:167:8 [INFO] [stdout] | [INFO] [stdout] 167 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tile` is never used [INFO] [stdout] --> src/ch17/mod.rs:3:6 [INFO] [stdout] | [INFO] [stdout] 3 | enum Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch17/mod.rs:171:8 [INFO] [stdout] | [INFO] [stdout] 171 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch17/mod.rs:336:8 [INFO] [stdout] | [INFO] [stdout] 336 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch17/mod.rs:26:23 [INFO] [stdout] | [INFO] [stdout] 26 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch17/mod.rs:34:23 [INFO] [stdout] | [INFO] [stdout] 33 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 34 | pub(crate) fn from_file(filename: &str) -> State { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 65 | fn update_grid(&mut self, new_grid: VecDeque>>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 72 | fn tile(&self, x: i16, y: i16, z: i16) -> &Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn count_neighbors(&self, x: i16, y: i16, z: i16) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 97 | fn new_tile(&self, x: i16, y: i16, z: i16) -> Tile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub(crate) fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub(crate) fn count_active(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `State` is never constructed [INFO] [stdout] --> src/ch17/mod.rs:187:23 [INFO] [stdout] | [INFO] [stdout] 187 | pub(crate) struct State { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch17/mod.rs:196:23 [INFO] [stdout] | [INFO] [stdout] 195 | impl State { [INFO] [stdout] | ---------- associated items in this implementation [INFO] [stdout] 196 | pub(crate) fn from_file(filename: &str) -> State { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 230 | fn update_grid(&mut self, new_grid: VecDeque>>>) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 238 | fn tile(&self, x: i16, y: i16, z: i16, w: i16) -> &Tile { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 254 | fn count_neighbors(&self, x: i16, y: i16, z: i16, w: i16) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 273 | fn new_tile(&self, x: i16, y: i16, z: i16, w: i16) -> Tile { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 295 | pub(crate) fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 315 | pub(crate) fn count_active(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_expressions` is never used [INFO] [stdout] --> src/ch18/mod.rs:198:4 [INFO] [stdout] | [INFO] [stdout] 198 | fn read_expressions() -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch18/mod.rs:206:8 [INFO] [stdout] | [INFO] [stdout] 206 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch18/mod.rs:214:8 [INFO] [stdout] | [INFO] [stdout] 214 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `matched_full` is never used [INFO] [stdout] --> src/ch19/mod.rs:84:4 [INFO] [stdout] | [INFO] [stdout] 84 | fn matched_full(s: &str, r: &Rule, rules: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch19/mod.rs:94:8 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_possible_rules` is never used [INFO] [stdout] --> src/ch19/mod.rs:109:4 [INFO] [stdout] | [INFO] [stdout] 109 | fn compute_possible_rules() -> Rule { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `match_rec` is never used [INFO] [stdout] --> src/ch19/mod.rs:130:4 [INFO] [stdout] | [INFO] [stdout] 130 | fn match_rec(s: &str, rules: &HashMap) -> bool { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch19/mod.rs:160:8 [INFO] [stdout] | [INFO] [stdout] 160 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `BorderPosition` is never used [INFO] [stdout] --> src/ch20/mod.rs:11:6 [INFO] [stdout] | [INFO] [stdout] 11 | enum BorderPosition { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_reverse` is never used [INFO] [stdout] --> src/ch20/mod.rs:19:8 [INFO] [stdout] | [INFO] [stdout] 18 | impl BorderPosition { [INFO] [stdout] | ------------------- method in this implementation [INFO] [stdout] 19 | fn is_reverse(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_BORDER_POSITIONS` is never used [INFO] [stdout] --> src/ch20/mod.rs:29:7 [INFO] [stdout] | [INFO] [stdout] 29 | const ALL_BORDER_POSITIONS: [BorderPosition; 4] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `Border` is never used [INFO] [stdout] --> src/ch20/mod.rs:36:6 [INFO] [stdout] | [INFO] [stdout] 36 | type Border = Vec; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Rotation` is never used [INFO] [stdout] --> src/ch20/mod.rs:40:6 [INFO] [stdout] | [INFO] [stdout] 40 | enum Rotation { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_ROTATIONS` is never used [INFO] [stdout] --> src/ch20/mod.rs:47:7 [INFO] [stdout] | [INFO] [stdout] 47 | const ALL_ROTATIONS: [Rotation; 4] = [ [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `border` and `border_rotation` are never used [INFO] [stdout] --> src/ch20/mod.rs:90:8 [INFO] [stdout] | [INFO] [stdout] 66 | impl Tile { [INFO] [stdout] | --------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 90 | fn border(&self, position: BorderPosition, rotation: Rotation) -> Border { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 116 | fn border_rotation(&self, position: BorderPosition, r: Rotation) -> (BorderPosition, bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `group_borders` is never used [INFO] [stdout] --> src/ch20/mod.rs:134:4 [INFO] [stdout] | [INFO] [stdout] 134 | fn group_borders( [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `compute_matching_tiles` is never used [INFO] [stdout] --> src/ch20/mod.rs:153:4 [INFO] [stdout] | [INFO] [stdout] 153 | fn compute_matching_tiles( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Image` is never constructed [INFO] [stdout] --> src/ch20/mod.rs:183:8 [INFO] [stdout] | [INFO] [stdout] 183 | struct Image { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_dumb` is never used [INFO] [stdout] --> src/ch20/mod.rs:188:4 [INFO] [stdout] | [INFO] [stdout] 188 | fn solve_dumb(tiles: &Vec) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `is_valid_for_position` is never used [INFO] [stdout] --> src/ch20/mod.rs:222:4 [INFO] [stdout] | [INFO] [stdout] 222 | fn is_valid_for_position( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_tiles` is never used [INFO] [stdout] --> src/ch20/mod.rs:250:4 [INFO] [stdout] | [INFO] [stdout] 250 | fn read_tiles() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch20/mod.rs:258:8 [INFO] [stdout] | [INFO] [stdout] 258 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Player` is never constructed [INFO] [stdout] --> src/ch22/mod.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | struct Player { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `parse_player_id` is never used [INFO] [stdout] --> src/ch22/mod.rs:10:4 [INFO] [stdout] | [INFO] [stdout] 10 | fn parse_player_id(s: &str) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_block`, `play`, `play_rec`, `score`, and `copy_player` are never used [INFO] [stdout] --> src/ch22/mod.rs:15:8 [INFO] [stdout] | [INFO] [stdout] 14 | impl Player { [INFO] [stdout] | ----------- associated items in this implementation [INFO] [stdout] 15 | fn from_block(s: &str) -> Player { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | fn play<'a>(&'a mut self, other: &'a mut Player) -> &'a Player { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn play_rec<'a>(&'a mut self, other: &'a mut Player) -> &'a Player { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | fn score(&self) -> usize { [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 100 | fn copy_player(&self, cards: usize) -> Player { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_players` is never used [INFO] [stdout] --> src/ch22/mod.rs:114:4 [INFO] [stdout] | [INFO] [stdout] 114 | fn read_players() -> (Player, Player) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch22/mod.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch22/mod.rs:139:8 [INFO] [stdout] | [INFO] [stdout] 139 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Game` is never constructed [INFO] [stdout] --> src/ch23/mod.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | struct Game { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/ch23/mod.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 7 | impl Game { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 8 | fn new(s: &str) -> Game { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | fn remove_next3(&mut self, current_pos: usize) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn insert(&mut self, values: Vec) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | fn find(&self, el: u32) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | fn position(&self, p: usize) -> usize { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | fn value(&self) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch23/mod.rs:93:8 [INFO] [stdout] | [INFO] [stdout] 93 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Deck` is never constructed [INFO] [stdout] --> src/ch23/mod.rs:106:8 [INFO] [stdout] | [INFO] [stdout] 106 | struct Deck { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `iterate`, `play`, and `print` are never used [INFO] [stdout] --> src/ch23/mod.rs:113:8 [INFO] [stdout] | [INFO] [stdout] 112 | impl Deck { [INFO] [stdout] | --------- associated items in this implementation [INFO] [stdout] 113 | fn new(initial_cards: &str, capacity: usize) -> Deck { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 157 | fn iterate(&mut self) { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 182 | fn play(&mut self, rounds: usize) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 188 | fn print(&self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch23/mod.rs:198:8 [INFO] [stdout] | [INFO] [stdout] 198 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `ALL_DIRECTIONS` is never used [INFO] [stdout] --> src/ch24/mod.rs:13:7 [INFO] [stdout] | [INFO] [stdout] 13 | const ALL_DIRECTIONS: [Direction; 6] = [ [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/ch24/mod.rs:29:8 [INFO] [stdout] | [INFO] [stdout] 28 | impl Tile { [INFO] [stdout] | --------- associated function in this implementation [INFO] [stdout] 29 | fn new(x: i32, y: i32) -> Tile { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:116:4 [INFO] [stdout] | [INFO] [stdout] 116 | fn read_tiles() -> Vec { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `initial_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:125:4 [INFO] [stdout] | [INFO] [stdout] 125 | fn initial_tiles(tiles: &Vec) -> HashMap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part1` is never used [INFO] [stdout] --> src/ch24/mod.rs:136:8 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn solve_part1() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `solve_part2` is never used [INFO] [stdout] --> src/ch24/mod.rs:146:8 [INFO] [stdout] | [INFO] [stdout] 146 | pub fn solve_part2() { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_black_neighbors_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:219:4 [INFO] [stdout] | [INFO] [stdout] 219 | fn count_black_neighbors_tiles(t: &Tile, tiles: &HashMap) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `count_black_tiles` is never used [INFO] [stdout] --> src/ch24/mod.rs:227:4 [INFO] [stdout] | [INFO] [stdout] 227 | fn count_black_tiles(tiles: &HashMap) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_lines` is never used [INFO] [stdout] --> src/utils.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn read_lines

(filename: P) -> io::Result>> [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `read_lines_until_empty` is never used [INFO] [stdout] --> src/utils.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 15 | pub fn read_lines_until_empty

(filename: P) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `convert_lines_to_numbers` is never used [INFO] [stdout] --> src/utils.rs:26:12 [INFO] [stdout] | [INFO] [stdout] 26 | pub fn convert_lines_to_numbers(lines: io::Lines>) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch11/mod.rs:175:21 [INFO] [stdout] | [INFO] [stdout] 175 | / match tile { [INFO] [stdout] 176 | | Tile::Floor => write!(f, "."), [INFO] [stdout] 177 | | Tile::Empty => write!(f, "L"), [INFO] [stdout] 178 | | Tile::Occupied => write!(f, "#"), [INFO] [stdout] 179 | | }; [INFO] [stdout] | |_____________________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 175 | let _ = match tile { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch11/mod.rs:181:17 [INFO] [stdout] | [INFO] [stdout] 181 | writeln!(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 `$crate::write` which comes from the expansion of the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:156:17 [INFO] [stdout] | [INFO] [stdout] 156 | writeln!(f, "z={}", current_z); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:161:25 [INFO] [stdout] | [INFO] [stdout] 161 | write!(f, "{}", column); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/ch17/mod.rs:163:21 [INFO] [stdout] | [INFO] [stdout] 163 | writeln!(f); [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `$crate::write` which comes from the expansion of the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 213 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.09s [INFO] running `Command { std: "docker" "inspect" "93133ecbb7fb0acd01cff2a9b5208cacafbda0628ba23dbe977235fd0fa614a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "93133ecbb7fb0acd01cff2a9b5208cacafbda0628ba23dbe977235fd0fa614a5", kill_on_drop: false }` [INFO] [stdout] 93133ecbb7fb0acd01cff2a9b5208cacafbda0628ba23dbe977235fd0fa614a5