[INFO] cloning repository https://github.com/santiberna/aoc-solutions-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/santiberna/aoc-solutions-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantiberna%2Faoc-solutions-rust", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 50672de5d80f78da7cf457729dc379c053f008dc
[INFO] linting santiberna/aoc-solutions-rust against nightly for clippy-nonminimal_bool-denied
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsantiberna%2Faoc-solutions-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/santiberna/aoc-solutions-rust
[INFO] finished tweaking git repo https://github.com/santiberna/aoc-solutions-rust
[INFO] tweaked toml for git repo https://github.com/santiberna/aoc-solutions-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/santiberna/aoc-solutions-rust on toolchain nightly
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/santiberna/aoc-solutions-rust 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" "+nightly" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]   Downloaded rustls v0.23.34
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[INFO] [stdout] 7e2e2abf43fdbc9f6c920eb8a081d8cb461083afe40ae32838a7e18f6d5f09e1
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[INFO] [stdout] 073ab67e30f575fbfc38f7f3901276edb54683919d01bc793202a11f52d7a060
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[INFO] [stderr]    Compiling syn v2.0.104
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[INFO] [stdout] warning: empty line after doc comment
[INFO] [stdout]   --> src/y2025/c10.rs:97:1
[INFO] [stdout]    |
[INFO] [stdout] 97 | / ///
[INFO] [stdout] 98 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] 99 |   fn forward_elimination_mod2(mut aug: MatrixVec<i64>) -> MatrixVec<i64> {
[INFO] [stdout]    |   --------------------------- the comment documents this function
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_doc_comments)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty line after doc comment
[INFO] [stdout]    --> src/y2025/c10.rs:207:1
[INFO] [stdout]     |
[INFO] [stdout] 207 | / ///
[INFO] [stdout] 208 | |
[INFO] [stdout]     | |_^
[INFO] [stdout] 209 |   fn forward_elimination(mut aug: MatrixVec<i64>) -> MatrixVec<i64> {
[INFO] [stdout]     |   ---------------------- the comment documents this function
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]     = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/y2025/c11.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/y2025/c12.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if (find.is_none()) {
[INFO] [stdout]    |                ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -             if (find.is_none()) {
[INFO] [stdout] 67 +             if find.is_none()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashSet` and `io::Lines`
[INFO] [stdout]  --> src/y2025/c9.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeSet, HashSet},
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 3 |     io::Lines,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty line after doc comment
[INFO] [stdout]   --> src/y2025/c10.rs:97:1
[INFO] [stdout]    |
[INFO] [stdout] 97 | / ///
[INFO] [stdout] 98 | |
[INFO] [stdout]    | |_^
[INFO] [stdout] 99 |   fn forward_elimination_mod2(mut aug: MatrixVec<i64>) -> MatrixVec<i64> {
[INFO] [stdout]    |   --------------------------- the comment documents this function
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]    = note: `#[warn(clippy::empty_line_after_doc_comments)]` on by default
[INFO] [stdout]    = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: empty line after doc comment
[INFO] [stdout]    --> src/y2025/c10.rs:207:1
[INFO] [stdout]     |
[INFO] [stdout] 207 | / ///
[INFO] [stdout] 208 | |
[INFO] [stdout]     | |_^
[INFO] [stdout] 209 |   fn forward_elimination(mut aug: MatrixVec<i64>) -> MatrixVec<i64> {
[INFO] [stdout]     |   ---------------------- the comment documents this function
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#empty_line_after_doc_comments
[INFO] [stdout]     = help: if the empty line is unintentional, remove it
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/y2025/c11.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/y2025/c12.rs:67:16
[INFO] [stdout]    |
[INFO] [stdout] 67 |             if (find.is_none()) {
[INFO] [stdout]    |                ^              ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 67 -             if (find.is_none()) {
[INFO] [stdout] 67 +             if find.is_none()  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashSet` and `io::Lines`
[INFO] [stdout]  --> src/y2025/c9.rs:2:29
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeSet, HashSet},
[INFO] [stdout]   |                             ^^^^^^^
[INFO] [stdout] 3 |     io::Lines,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `prev_pivot` is assigned to, but never used
[INFO] [stdout]    --> src/y2025/c10.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut prev_pivot = 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_prev_pivot` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev_pivot` is never read
[INFO] [stdout]    --> src/y2025/c10.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |         prev_pivot = pivot_val;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inverted`
[INFO] [stdout]    --> src/y2025/c11.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let inverted = inverted_graph(&map);
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inverted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/y2025/c12.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut answer2 = 0;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&mut Vec` instead of `&mut [_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/utility/assembunny.rs:57:33
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn run(&mut self, code: &mut Vec<Instruction>) -> Option<i64> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 57 -     pub fn run(&mut self, code: &mut Vec<Instruction>) -> Option<i64> {
[INFO] [stdout] 57 +     pub fn run(&mut self, code: &mut [Instruction]) -> Option<i64> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c11_generator_elevators.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 | /                 match item {
[INFO] [stdout] 119 | |                     &Item::Chip(i) => new_state.items[i].0 = new_floor,
[INFO] [stdout] 120 | |                     &Item::Gen(i) => new_state.items[i].1 = new_floor,
[INFO] [stdout] 121 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout]     = note: `#[warn(clippy::match_ref_pats)]` on by default
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 118 ~                 match *item {
[INFO] [stdout] 119 ~                     Item::Chip(i) => new_state.items[i].0 = new_floor,
[INFO] [stdout] 120 ~                     Item::Gen(i) => new_state.items[i].1 = new_floor,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c13_generate_maze.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         (num as u32).count_ones() % 2 == 0
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `(num as u32).count_ones().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c15_disc_capsule_fall.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn constructive_crt(input: &Vec<(i64, i64)>) -> i64 {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 32 - fn constructive_crt(input: &Vec<(i64, i64)>) -> i64 {
[INFO] [stdout] 32 + fn constructive_crt(input: &[(i64, i64)]) -> i64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression returns a bool literal
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .map(|c| if c[0] == c[1] { true } else { false })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `c[0] == c[1]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stdout]    = note: `#[warn(clippy::needless_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn bits_to_string(bits: &Vec<bool>) -> String {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 26 - fn bits_to_string(bits: &Vec<bool>) -> String {
[INFO] [stdout] 26 + fn bits_to_string(bits: &[bool]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn calc_checksum(input: &Vec<bool>, size: usize) -> Vec<bool> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 32 ~ fn calc_checksum(input: &[bool], size: usize) -> Vec<bool> {
[INFO] [stdout] 33 ~     let mut input = input.to_owned();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |     while input.len() % 2 == 0 {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^ help: replace with: `input.len().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let input: Vec<bool> = input.chars().map(|c| parse_bit(c)).collect();
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `parse_bit`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c17_hash_door_locks.rs:65:38
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let available_doors = open_doors(&path);
[INFO] [stdout]    |                                      ^^^^^ help: change this to: `path`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: equality checks against false can be replaced by a negation
[INFO] [stdout]   --> src/y2016/c17_hash_door_locks.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |         if b == false {
[INFO] [stdout]    |            ^^^^^^^^^^ help: try: `!b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stdout]    = note: `#[warn(clippy::bool_comparison)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]  --> src/y2016/c18_generating_traps.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     (left && center && !right)
[INFO] [stdout] 3 | |         || (!left && center && right)
[INFO] [stdout]   | |_____________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]   = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]   |
[INFO] [stdout] 2 -     (left && center && !right)
[INFO] [stdout] 3 -         || (!left && center && right)
[INFO] [stdout] 2 +     !(!center || left && right || !left && !right)
[INFO] [stdout]   |
[INFO] [stdout] 2 -     (left && center && !right)
[INFO] [stdout] 3 -         || (!left && center && right)
[INFO] [stdout] 2 +     (right || left) && (!right || !left) && center
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression returns a bool literal
[INFO] [stdout]   --> src/y2016/c18_generating_traps.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .map(|c| if c == '^' { true } else { false })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `c == '^'`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LEFT` contains a capitalized acronym
[INFO] [stdout]  --> src/y2016/c1_taxi_driving.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     LEFT,
[INFO] [stdout]   |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `Left`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RIGHT` contains a capitalized acronym
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RIGHT,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Right`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn track_travel(items: &Vec<(Turn, i32)>) -> IVec2 {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 44 - fn track_travel(items: &Vec<(Turn, i32)>) -> IVec2 {
[INFO] [stdout] 44 + fn track_travel(items: &[(Turn, i32)]) -> IVec2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             position = position + direction;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `position += direction`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: equality checks against false can be replaced by a negation
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |             if success == false {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ help: try: `!success`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]   --> src/y2016/c21_scramble_password.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     match instruction {
[INFO] [stdout] 60 | |         &Instruction::MovePosition(from, to) => {
[INFO] [stdout] 61 | |             let v = vec.remove(from);
[INFO] [stdout] 62 | |             vec.insert(to, v);
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |         &Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout] 83 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]    |
[INFO] [stdout] 59 ~     match *instruction {
[INFO] [stdout] 60 ~         Instruction::MovePosition(from, to) => {
[INFO] [stdout] 61 |             let v = vec.remove(from);
[INFO] [stdout] 62 |             vec.insert(to, v);
[INFO] [stdout] 63 |         }
[INFO] [stdout] 64 ~         Instruction::ReversePositions(start, end) => {
[INFO] [stdout] 65 |             vec[start..=end].reverse();
[INFO] [stdout] 66 |         }
[INFO] [stdout] 67 ~         Instruction::RotateBasedOnLetter(a) => {
[INFO] [stdout] 68 |             let pos = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 74 |         }
[INFO] [stdout] 75 ~         Instruction::RotateLeft(s) => vec.rotate_left(s),
[INFO] [stdout] 76 ~         Instruction::RotateRight(s) => vec.rotate_right(s),
[INFO] [stdout] 77 ~         Instruction::SwapLetter(a, b) => {
[INFO] [stdout] 78 |             let pos1 = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 81 |         }
[INFO] [stdout] 82 ~         Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c21_scramble_password.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | /     match instruction {
[INFO] [stdout] 115 | |         &Instruction::MovePosition(from, to) => {
[INFO] [stdout] 116 | |             let v = vec.remove(to);
[INFO] [stdout] 117 | |             vec.insert(from, v);
[INFO] [stdout] ...   |
[INFO] [stdout] 132 | |         &Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout] 133 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 114 ~     match *instruction {
[INFO] [stdout] 115 ~         Instruction::MovePosition(from, to) => {
[INFO] [stdout] 116 |             let v = vec.remove(to);
[INFO] [stdout] 117 |             vec.insert(from, v);
[INFO] [stdout] 118 |         }
[INFO] [stdout] 119 ~         Instruction::ReversePositions(start, end) => {
[INFO] [stdout] 120 |             vec[start..=end].reverse();
[INFO] [stdout] 121 |         }
[INFO] [stdout] 122 ~         Instruction::RotateBasedOnLetter(a) => {
[INFO] [stdout] 123 |             return invert_rotate_based_on_letter(vec, a);
[INFO] [stdout] 124 |         }
[INFO] [stdout] 125 ~         Instruction::RotateLeft(s) => vec.rotate_right(s),
[INFO] [stdout] 126 ~         Instruction::RotateRight(s) => vec.rotate_left(s),
[INFO] [stdout] 127 ~         Instruction::SwapLetter(a, b) => {
[INFO] [stdout] 128 |             let pos1 = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 131 |         }
[INFO] [stdout] 132 ~         Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c22_filesystem_storage.rs:75:55
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if !std::ptr::eq(a, b) && viable_transfer(&a, &b) {
[INFO] [stdout]    |                                                       ^^ help: change this to: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c22_filesystem_storage.rs:75:59
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if !std::ptr::eq(a, b) && viable_transfer(&a, &b) {
[INFO] [stdout]    |                                                           ^^ help: change this to: `b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]  --> src/y2016/c23_cracking_safe.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn run_seven(code: &Vec<assembunny::Instruction>) -> i64 {
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]   |
[INFO] [stdout] 3 ~ fn run_seven(code: &[assembunny::Instruction]) -> i64 {
[INFO] [stdout] 4 |     let mut vm = assembunny::VirtualMachine::default();
[INFO] [stdout] 5 |     *vm.get_register_mut('a') = 7;
[INFO] [stdout] 6 ~     vm.run(&mut code.to_owned());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c23_cracking_safe.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn run_twelve(code: &Vec<assembunny::Instruction>) -> i64 {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 10 ~ fn run_twelve(code: &[assembunny::Instruction]) -> i64 {
[INFO] [stdout] 11 |     let mut vm = assembunny::VirtualMachine::default();
[INFO] [stdout] 12 |     *vm.get_register_mut('a') = 12;
[INFO] [stdout] 13 ~     vm.run(&mut code.to_owned());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn part1(items: &Vec<Vec<IVec2>>) -> i64 {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 22 - fn part1(items: &Vec<Vec<IVec2>>) -> i64 {
[INFO] [stdout] 22 + fn part1(items: &[Vec<IVec2>]) -> i64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             current = current + *dir;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `current += *dir`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn part2(items: &Vec<Vec<IVec2>>) -> String {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 40 - fn part2(items: &Vec<Vec<IVec2>>) -> String {
[INFO] [stdout] 40 + fn part2(items: &[Vec<IVec2>]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn transform_vertical(triangles: &Vec<Triangle>) -> Vec<Triangle> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 13 - fn transform_vertical(triangles: &Vec<Triangle>) -> Vec<Triangle> {
[INFO] [stdout] 13 + fn transform_vertical(triangles: &[Triangle]) -> Vec<Triangle> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     assert!(triangles.len() % 3 == 0);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `triangles.len().is_multiple_of(3)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `[i64; 3]` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut t = triangle.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ help: try dereferencing it: `*triangle`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/y2016/c4_room_checksums.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if c >= 'a' && c <= 'z' {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^ help: use: `('a'..='z').contains(&c)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]    = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c4_room_checksums.rs:98:22
[INFO] [stdout]    |
[INFO] [stdout] 98 |         if eval_room(&room) {
[INFO] [stdout]    |                      ^^^^^ help: change this to: `room`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `contents`
[INFO] [stdout]   --> src/y2016/c6_jumbled_message.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for j in 0..contents.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 18 -         for j in 0..contents.len() {
[INFO] [stdout] 18 +         for <item> in &contents {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used consecutive `str::replace` call
[INFO] [stdout]   --> src/y2016/c7_ipv7_check.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |               .replace('[', " ")
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 25 | |             .replace(']', " ")
[INFO] [stdout]    | |______________________________^ help: replace with: `replace(['[', ']'], " ")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_str_replace
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_str_replace)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c8_screen_code.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 | /     match ins {
[INFO] [stdout]  71 | |         &Instruction::Rect { x, y } => {
[INFO] [stdout]  72 | |             if state.x < x && state.y < y {
[INFO] [stdout]  73 | |                 State {
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout]  70 ~     match *ins {
[INFO] [stdout]  71 ~         Instruction::Rect { x, y } => {
[INFO] [stdout]  72 |             if state.x < x && state.y < y {
[INFO] [stdout] ...
[INFO] [stdout]  81 |         }
[INFO] [stdout]  82 ~         Instruction::ShiftColumn { col, amount } => {
[INFO] [stdout]  83 |             if state.x == col {
[INFO] [stdout] ...
[INFO] [stdout]  92 |         }
[INFO] [stdout]  93 ~         Instruction::ShiftRow { row, amount } => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/y2016/c8_screen_code.rs:107:30
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn print_2d_bool_array(data: &Vec<bool>, width: usize) {
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 107 - fn print_2d_bool_array(data: &Vec<bool>, width: usize) {
[INFO] [stdout] 107 + fn print_2d_bool_array(data: &[bool], width: usize) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2022/c5_move_crates.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn get_top(state: &Vec<VecDeque<char>>) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 48 - fn get_top(state: &Vec<VecDeque<char>>) -> String {
[INFO] [stdout] 48 + fn get_top(state: &[VecDeque<char>]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2022/c5_move_crates.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |         .map(|s| parse_commands(*s).unwrap())
[INFO] [stdout]    |                                 ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]    = note: `#[warn(clippy::explicit_auto_deref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2022/c6_signal_fix.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .position(|slice| all_unique(slice))
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `all_unique`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2022/c6_signal_fix.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         .position(|slice| all_unique(slice))
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `all_unique`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `skip(..).next()` on an iterator
[INFO] [stdout]   --> src/y2022/c7_filesystem.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Command::Cd(s.trim().split(' ').skip(1).next().unwrap().to_string())
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `nth` instead: `.nth(1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stdout]    = note: `#[warn(clippy::iter_skip_next)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/y2022/c7_filesystem.rs:153:43
[INFO] [stdout]     |
[INFO] [stdout] 153 |       let mut visitor = |node: &Node<Item>| match node.deref() {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 154 | |         Item::Directory(name) => directories.push((name.clone(), directory_size(node))),
[INFO] [stdout] 155 | |         _ => {}
[INFO] [stdout] 156 | |     };
[INFO] [stdout]     | |_____^ help: try: `if let Item::Directory(name) = node.deref() { directories.push((name.clone(), directory_size(node))) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout]     = note: `#[warn(clippy::single_match)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: statement with no effect
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         true;
[INFO] [stdout]    |         -^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: did you mean to return it?: `return`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#no_effect
[INFO] [stdout]    = note: `#[warn(clippy::no_effect)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `.map(...).any(identity)`
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:89:18
[INFO] [stdout]    |
[INFO] [stdout] 89 |                   .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 90 | |                 .any(|b| b);
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_all_any_identity
[INFO] [stdout]    = note: `#[warn(clippy::map_all_any_identity)]` on by default
[INFO] [stdout] help: use `.any(...)` instead
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout] 90 -                 .any(|b| b);
[INFO] [stdout] 89 +                 .any(|d| traverse_direction(&grid, current, d.clone(), source));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:89:61
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: try dereferencing it: `*d`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:93:61
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let score = score_direction(&grid, current, d.clone(), source);
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: try dereferencing it: `*d`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 return tail.clone();
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: try dereferencing it: `*tail`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:79:28
[INFO] [stdout]    |
[INFO] [stdout] 79 |             hashset.insert(tail.clone());
[INFO] [stdout]    |                            ^^^^^^^^^^^^ help: try removing the `clone` call: `tail`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]    --> src/y2022/c9_rope_follow.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |             hashset.insert(rope.last().unwrap().clone());
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*rope.last().unwrap()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `coeficients`
[INFO] [stdout]   --> src/y2025/c10.rs:85:18
[INFO] [stdout]    |
[INFO] [stdout] 85 |         for c in 0..coeficients.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 85 -         for c in 0..coeficients.len() {
[INFO] [stdout] 85 +         for (c, <item>) in coeficients.iter().enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is used to index `target`
[INFO] [stdout]   --> src/y2025/c10.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |     for i in 0..target.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 89 -     for i in 0..target.len() {
[INFO] [stdout] 89 +     for (i, <item>) in target.iter().enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `col` is used to index `vars`
[INFO] [stdout]    --> src/y2025/c10.rs:152:24
[INFO] [stdout]     |
[INFO] [stdout] 152 |             for col in (pivot_col + 1)..n {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 152 -             for col in (pivot_col + 1)..n {
[INFO] [stdout] 152 +             for (col, <item>) in vars.iter().enumerate().take(n).skip((pivot_col + 1)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `col` is used to index `vars`
[INFO] [stdout]    --> src/y2025/c10.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |             for col in (pivot_col + 1)..n {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 273 -             for col in (pivot_col + 1)..n {
[INFO] [stdout] 273 +             for (col, <item>) in vars.iter().enumerate().take(n).skip((pivot_col + 1)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is used to index `sol`
[INFO] [stdout]    --> src/y2025/c10.rs:373:18
[INFO] [stdout]     |
[INFO] [stdout] 373 |         for j in 0..n {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 373 -         for j in 0..n {
[INFO] [stdout] 373 +         for (j, <item>) in sol.iter().enumerate().take(n) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c11.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     return 0;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     return 0;
[INFO] [stdout] 79 +     0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2025/c11.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |             count += count_paths(map, &edge, target);
[INFO] [stdout]    |                                       ^^^^^ help: change this to: `edge`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/y2025/c11.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     return 0;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 110 -     return 0;
[INFO] [stdout] 110 +     0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/y2025/c11.rs:105:47
[INFO] [stdout]     |
[INFO] [stdout] 105 |             count += count_paths_fft_dac(map, &edge, target, reached);
[INFO] [stdout]     |                                               ^^^^^ help: change this to: `edge`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]    --> src/y2025/c11.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let result = count_paths_inner(&mut memo, map, start, target);
[INFO] [stdout]     |     -------------------------------------------------------------- unnecessary `let` binding
[INFO] [stdout] 146 |     result
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]     = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]     |
[INFO] [stdout] 145 ~     
[INFO] [stdout] 146 ~     count_paths_inner(&mut memo, map, start, target)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/y2025/c11.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         return 0;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 141 -         return 0;
[INFO] [stdout] 141 +         0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/y2025/c11.rs:131:62
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let value = count_paths_inner(memo, map, &edge, target);
[INFO] [stdout]     |                                                              ^^^^^ help: change this to: `edge`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/y2025/c12.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 | /             if *box_v.get(by, bx).unwrap() {
[INFO] [stdout] 114 | |                 if *grid.get(y + by, x + bx).unwrap() {
[INFO] [stdout] 115 | |                     return false;
[INFO] [stdout] 116 | |                 }
[INFO] [stdout] 117 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]     = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 113 ~             if *box_v.get(by, bx).unwrap()
[INFO] [stdout] 114 ~                 && *grid.get(y + by, x + bx).unwrap() {
[INFO] [stdout] 115 |                     return false;
[INFO] [stdout] 116 ~                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2025/c2.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     if s.len() % 2 != 0 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^ help: replace with: `!s.len().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used `assert_eq!` with a literal bool
[INFO] [stdout]   --> src/y2025/c2.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     assert_eq!(eval_number(11), true);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_assert_comparison
[INFO] [stdout]    = note: `#[warn(clippy::bool_assert_comparison)]` on by default
[INFO] [stdout] help: replace it with `assert!(..)`
[INFO] [stdout]    |
[INFO] [stdout] 40 -     assert_eq!(eval_number(11), true);
[INFO] [stdout] 40 +     assert!(eval_number(11));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::ops::RangeInclusive<i64>`
[INFO] [stdout]   --> src/y2025/c2.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let sum = (a..=b)
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 60 | |             .into_iter()
[INFO] [stdout]    | |________________________^ help: consider removing `.into_iter()`: `(a..=b)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::ops::RangeInclusive<i64>`
[INFO] [stdout]   --> src/y2025/c2.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |           let sum = (a..=b)
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 66 | |             .into_iter()
[INFO] [stdout]    | |________________________^ help: consider removing `.into_iter()`: `(a..=b)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to use `.enumerate()` and immediately discard the index
[INFO] [stdout]   --> src/y2025/c3.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (_, d) in digits.iter().enumerate() {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_enumerate_index
[INFO] [stdout]    = note: `#[warn(clippy::unused_enumerate_index)]` on by default
[INFO] [stdout] help: remove the `.enumerate()` call
[INFO] [stdout]    |
[INFO] [stdout] 15 -     for (_, d) in digits.iter().enumerate() {
[INFO] [stdout] 15 +     for d in digits.iter() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` has identical blocks
[INFO] [stdout]   --> src/y2025/c4.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |       if x >= width || x < 0 {
[INFO] [stdout]    |  ____________________________^
[INFO] [stdout] 23 | |         None
[INFO] [stdout] 24 | |     } else if y >= height || y < 0 {
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] note: same as this
[INFO] [stdout]   --> src/y2025/c4.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |       } else if y >= height || y < 0 {
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 25 | |         None
[INFO] [stdout] 26 | |     } else {
[INFO] [stdout]    | |_____^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stdout]    = note: `#[warn(clippy::if_same_then_else)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c5.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     return false;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 16 -     return false;
[INFO] [stdout] 16 +     false
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]   --> src/y2025/c5.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn find_overlap(set: &HashSet<(i64, i64)>) -> Option<((i64, i64), (i64, i64), (i64, i64))> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout]    = note: `#[warn(clippy::type_complexity)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c5.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     return None;
[INFO] [stdout] 39 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/y2025/c5.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |             if &a == &b {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 31 -             if &a == &b {
[INFO] [stdout] 31 +             if a == b {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2025/c5.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |         .map(|s| parse_range(*s))
[INFO] [stdout]    |                              ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ADD` contains a capitalized acronym
[INFO] [stdout]   --> src/y2025/c6.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ADD,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Add`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `MUL` contains a capitalized acronym
[INFO] [stdout]   --> src/y2025/c6.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MUL,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Mul`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2025/c6.rs:39:49
[INFO] [stdout]    |
[INFO] [stdout] 39 |             .map(|s| parsing::parse_all_numbers(*s))
[INFO] [stdout]    |                                                 ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: explicit call to `.into_iter()` in function argument accepting `IntoIterator`
[INFO] [stdout]   --> src/y2025/c6.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 |             .zip(problem_sizes.into_iter())
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: this parameter accepts any `IntoIterator`, so you don't need to call `.into_iter()`
[INFO] [stdout]   --> /rustc/91021ccc790478a1a89c003e7d32b8d155ae6aae/library/core/src/iter/traits/iterator.rs:629:11
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout] help: consider removing the `.into_iter()`
[INFO] [stdout]    |
[INFO] [stdout] 70 -             .zip(problem_sizes.into_iter())
[INFO] [stdout] 70 +             .zip(problem_sizes)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]   --> src/y2025/c6.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     if char.is_digit(10) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ help: try: `char.is_ascii_digit()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]    = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/y2025/c8.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let distance = nalgebra::distance(&p1, &p2);
[INFO] [stdout]    |     -------------------------------------------- unnecessary `let` binding
[INFO] [stdout] 43 |     distance
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 42 ~     
[INFO] [stdout] 43 ~     nalgebra::distance(&p1, &p2)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |     coords: &Vec<IVec3>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 47 -     coords: &Vec<IVec3>,
[INFO] [stdout] 47 +     coords: &[IVec3],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     distances: &Vec<(f32, usize, usize)>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 48 -     distances: &Vec<(f32, usize, usize)>,
[INFO] [stdout] 48 +     distances: &[(f32, usize, usize)],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:87:28
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn last_connection(coords: &Vec<IVec3>, distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 87 - fn last_connection(coords: &Vec<IVec3>, distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout] 87 + fn last_connection(coords: &[IVec3], distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `if let` since only the `Some` variant of the iterator element is used
[INFO] [stdout]    --> src/y2025/c8.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 | /         for v in &circuit_numbers {
[INFO] [stdout] 166 | |             if let Some(v) = v {
[INFO] [stdout] 167 | |                 counts[*v] += 1
[INFO] [stdout] 168 | |             }
[INFO] [stdout] 169 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: try `.flatten()` and remove the `if let` statement in the for loop
[INFO] [stdout]    --> src/y2025/c8.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 | /             if let Some(v) = v {
[INFO] [stdout] 167 | |                 counts[*v] += 1
[INFO] [stdout] 168 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_flatten
[INFO] [stdout]     = note: `#[warn(clippy::manual_flatten)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 165 ~         for v in circuit_numbers.iter().flatten() {
[INFO] [stdout] 166 +             counts[*v] += 1
[INFO] [stdout] 167 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]   --> src/y2025/c9.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn polygon_lines(coords: &[IVec2]) -> (Vec<(IVec2, IVec2)>, Vec<(IVec2, IVec2)>) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         b.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_sort_by)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 52 -         b.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout] 52 +         b.sort_by_key(|p1| p1.0.y);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         a.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 53 -         a.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout] 53 +         a.sort_by_key(|p1| p1.0.x);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         a.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 56 -         a.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout] 56 +         a.sort_by_key(|p1| p1.0.y);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         b.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 57 -         b.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout] 57 +         b.sort_by_key(|p1| p1.0.x);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` branch is empty
[INFO] [stdout]   --> src/y2025/c9.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |             if parity % 2 == 1 {}
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: you can remove it
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_ifs
[INFO] [stdout]    = note: `#[warn(clippy::needless_ifs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     vec![dir].repeat(count.trim().parse().unwrap())
[INFO] [stdout]    |     ^^^^^^^^^ help: you can use an array directly: `[dir]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]    = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut rope = vec![IVec2::default()].repeat(9);
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[IVec2::default()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `prev_pivot` is assigned to, but never used
[INFO] [stdout]    --> src/y2025/c10.rs:215:9
[INFO] [stdout]     |
[INFO] [stdout] 215 |     let mut prev_pivot = 1;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: consider using `_prev_pivot` instead
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `prev_pivot` is never read
[INFO] [stdout]    --> src/y2025/c10.rs:243:9
[INFO] [stdout]     |
[INFO] [stdout] 243 |         prev_pivot = pivot_val;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `inverted`
[INFO] [stdout]    --> src/y2025/c11.rs:153:9
[INFO] [stdout]     |
[INFO] [stdout] 153 |     let inverted = inverted_graph(&map);
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_inverted`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/y2025/c12.rs:206:9
[INFO] [stdout]     |
[INFO] [stdout] 206 |     let mut answer2 = 0;
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&mut Vec` instead of `&mut [_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/utility/assembunny.rs:57:33
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn run(&mut self, code: &mut Vec<Instruction>) -> Option<i64> {
[INFO] [stdout]    |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout]    = note: `#[warn(clippy::ptr_arg)]` on by default
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 57 -     pub fn run(&mut self, code: &mut Vec<Instruction>) -> Option<i64> {
[INFO] [stdout] 57 +     pub fn run(&mut self, code: &mut [Instruction]) -> Option<i64> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c11_generator_elevators.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 | /                 match item {
[INFO] [stdout] 119 | |                     &Item::Chip(i) => new_state.items[i].0 = new_floor,
[INFO] [stdout] 120 | |                     &Item::Gen(i) => new_state.items[i].1 = new_floor,
[INFO] [stdout] 121 | |                 }
[INFO] [stdout]     | |_________________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout]     = note: `#[warn(clippy::match_ref_pats)]` on by default
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 118 ~                 match *item {
[INFO] [stdout] 119 ~                     Item::Chip(i) => new_state.items[i].0 = new_floor,
[INFO] [stdout] 120 ~                     Item::Gen(i) => new_state.items[i].1 = new_floor,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c13_generate_maze.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         (num as u32).count_ones() % 2 == 0
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `(num as u32).count_ones().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout]    = note: `#[warn(clippy::manual_is_multiple_of)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c15_disc_capsule_fall.rs:32:28
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn constructive_crt(input: &Vec<(i64, i64)>) -> i64 {
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 32 - fn constructive_crt(input: &Vec<(i64, i64)>) -> i64 {
[INFO] [stdout] 32 + fn constructive_crt(input: &[(i64, i64)]) -> i64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression returns a bool literal
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:21:18
[INFO] [stdout]    |
[INFO] [stdout] 21 |         .map(|c| if c[0] == c[1] { true } else { false })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `c[0] == c[1]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stdout]    = note: `#[warn(clippy::needless_bool)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:26:25
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn bits_to_string(bits: &Vec<bool>) -> String {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 26 - fn bits_to_string(bits: &Vec<bool>) -> String {
[INFO] [stdout] 26 + fn bits_to_string(bits: &[bool]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:32:25
[INFO] [stdout]    |
[INFO] [stdout] 32 | fn calc_checksum(input: &Vec<bool>, size: usize) -> Vec<bool> {
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 32 ~ fn calc_checksum(input: &[bool], size: usize) -> Vec<bool> {
[INFO] [stdout] 33 ~     let mut input = input.to_owned();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |     while input.len() % 2 == 0 {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^ help: replace with: `input.len().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2016/c16_dragon_curve_fill.rs:49:46
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let input: Vec<bool> = input.chars().map(|c| parse_bit(c)).collect();
[INFO] [stdout]    |                                              ^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `parse_bit`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout]    = note: `#[warn(clippy::redundant_closure)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c17_hash_door_locks.rs:65:38
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let available_doors = open_doors(&path);
[INFO] [stdout]    |                                      ^^^^^ help: change this to: `path`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout]    = note: `#[warn(clippy::needless_borrow)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: equality checks against false can be replaced by a negation
[INFO] [stdout]   --> src/y2016/c17_hash_door_locks.rs:69:12
[INFO] [stdout]    |
[INFO] [stdout] 69 |         if b == false {
[INFO] [stdout]    |            ^^^^^^^^^^ help: try: `!b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stdout]    = note: `#[warn(clippy::bool_comparison)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this boolean expression can be simplified
[INFO] [stdout]  --> src/y2016/c18_generating_traps.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | /     (left && center && !right)
[INFO] [stdout] 3 | |         || (!left && center && right)
[INFO] [stdout]   | |_____________________________________^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#nonminimal_bool
[INFO] [stdout]   = note: `#[warn(clippy::nonminimal_bool)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]   |
[INFO] [stdout] 2 -     (left && center && !right)
[INFO] [stdout] 3 -         || (!left && center && right)
[INFO] [stdout] 2 +     !(!center || left && right || !left && !right)
[INFO] [stdout]   |
[INFO] [stdout] 2 -     (left && center && !right)
[INFO] [stdout] 3 -         || (!left && center && right)
[INFO] [stdout] 2 +     (right || left) && (!right || !left) && center
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this if-then-else expression returns a bool literal
[INFO] [stdout]   --> src/y2016/c18_generating_traps.rs:37:18
[INFO] [stdout]    |
[INFO] [stdout] 37 |         .map(|c| if c == '^' { true } else { false })
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: you can reduce it to: `c == '^'`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_bool
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `LEFT` contains a capitalized acronym
[INFO] [stdout]  --> src/y2016/c1_taxi_driving.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     LEFT,
[INFO] [stdout]   |     ^^^^ help: consider making the acronym lowercase, except the initial letter: `Left`
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout]   = note: `#[warn(clippy::upper_case_acronyms)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `RIGHT` contains a capitalized acronym
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     RIGHT,
[INFO] [stdout]    |     ^^^^^ help: consider making the acronym lowercase, except the initial letter: `Right`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:44:24
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn track_travel(items: &Vec<(Turn, i32)>) -> IVec2 {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 44 - fn track_travel(items: &Vec<(Turn, i32)>) -> IVec2 {
[INFO] [stdout] 44 + fn track_travel(items: &[(Turn, i32)]) -> IVec2 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             position = position + direction;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `position += direction`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout]    = note: `#[warn(clippy::assign_op_pattern)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: equality checks against false can be replaced by a negation
[INFO] [stdout]   --> src/y2016/c1_taxi_driving.rs:61:16
[INFO] [stdout]    |
[INFO] [stdout] 61 |             if success == false {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^ help: try: `!success`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#bool_comparison
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]   --> src/y2016/c21_scramble_password.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 | /     match instruction {
[INFO] [stdout] 60 | |         &Instruction::MovePosition(from, to) => {
[INFO] [stdout] 61 | |             let v = vec.remove(from);
[INFO] [stdout] 62 | |             vec.insert(to, v);
[INFO] [stdout] ...  |
[INFO] [stdout] 82 | |         &Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout] 83 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]    |
[INFO] [stdout] 59 ~     match *instruction {
[INFO] [stdout] 60 ~         Instruction::MovePosition(from, to) => {
[INFO] [stdout] 61 |             let v = vec.remove(from);
[INFO] [stdout] 62 |             vec.insert(to, v);
[INFO] [stdout] 63 |         }
[INFO] [stdout] 64 ~         Instruction::ReversePositions(start, end) => {
[INFO] [stdout] 65 |             vec[start..=end].reverse();
[INFO] [stdout] 66 |         }
[INFO] [stdout] 67 ~         Instruction::RotateBasedOnLetter(a) => {
[INFO] [stdout] 68 |             let pos = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 74 |         }
[INFO] [stdout] 75 ~         Instruction::RotateLeft(s) => vec.rotate_left(s),
[INFO] [stdout] 76 ~         Instruction::RotateRight(s) => vec.rotate_right(s),
[INFO] [stdout] 77 ~         Instruction::SwapLetter(a, b) => {
[INFO] [stdout] 78 |             let pos1 = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 81 |         }
[INFO] [stdout] 82 ~         Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c21_scramble_password.rs:114:5
[INFO] [stdout]     |
[INFO] [stdout] 114 | /     match instruction {
[INFO] [stdout] 115 | |         &Instruction::MovePosition(from, to) => {
[INFO] [stdout] 116 | |             let v = vec.remove(to);
[INFO] [stdout] 117 | |             vec.insert(from, v);
[INFO] [stdout] ...   |
[INFO] [stdout] 132 | |         &Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout] 133 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout] 114 ~     match *instruction {
[INFO] [stdout] 115 ~         Instruction::MovePosition(from, to) => {
[INFO] [stdout] 116 |             let v = vec.remove(to);
[INFO] [stdout] 117 |             vec.insert(from, v);
[INFO] [stdout] 118 |         }
[INFO] [stdout] 119 ~         Instruction::ReversePositions(start, end) => {
[INFO] [stdout] 120 |             vec[start..=end].reverse();
[INFO] [stdout] 121 |         }
[INFO] [stdout] 122 ~         Instruction::RotateBasedOnLetter(a) => {
[INFO] [stdout] 123 |             return invert_rotate_based_on_letter(vec, a);
[INFO] [stdout] 124 |         }
[INFO] [stdout] 125 ~         Instruction::RotateLeft(s) => vec.rotate_right(s),
[INFO] [stdout] 126 ~         Instruction::RotateRight(s) => vec.rotate_left(s),
[INFO] [stdout] 127 ~         Instruction::SwapLetter(a, b) => {
[INFO] [stdout] 128 |             let pos1 = vec.iter().position(|&c| c == a).unwrap();
[INFO] [stdout] ...
[INFO] [stdout] 131 |         }
[INFO] [stdout] 132 ~         Instruction::SwapPosition(a, b) => vec.swap(a, b),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c22_filesystem_storage.rs:75:55
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if !std::ptr::eq(a, b) && viable_transfer(&a, &b) {
[INFO] [stdout]    |                                                       ^^ help: change this to: `a`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c22_filesystem_storage.rs:75:59
[INFO] [stdout]    |
[INFO] [stdout] 75 |             if !std::ptr::eq(a, b) && viable_transfer(&a, &b) {
[INFO] [stdout]    |                                                           ^^ help: change this to: `b`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]  --> src/y2016/c23_cracking_safe.rs:3:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn run_seven(code: &Vec<assembunny::Instruction>) -> i64 {
[INFO] [stdout]   |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]   |
[INFO] [stdout] 3 ~ fn run_seven(code: &[assembunny::Instruction]) -> i64 {
[INFO] [stdout] 4 |     let mut vm = assembunny::VirtualMachine::default();
[INFO] [stdout] 5 |     *vm.get_register_mut('a') = 7;
[INFO] [stdout] 6 ~     vm.run(&mut code.to_owned());
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c23_cracking_safe.rs:10:21
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn run_twelve(code: &Vec<assembunny::Instruction>) -> i64 {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 10 ~ fn run_twelve(code: &[assembunny::Instruction]) -> i64 {
[INFO] [stdout] 11 |     let mut vm = assembunny::VirtualMachine::default();
[INFO] [stdout] 12 |     *vm.get_register_mut('a') = 12;
[INFO] [stdout] 13 ~     vm.run(&mut code.to_owned());
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | fn part1(items: &Vec<Vec<IVec2>>) -> i64 {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 22 - fn part1(items: &Vec<Vec<IVec2>>) -> i64 {
[INFO] [stdout] 22 + fn part1(items: &[Vec<IVec2>]) -> i64 {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of an assign operation
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             current = current + *dir;
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `current += *dir`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c2_code_walk.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn part2(items: &Vec<Vec<IVec2>>) -> String {
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 40 - fn part2(items: &Vec<Vec<IVec2>>) -> String {
[INFO] [stdout] 40 + fn part2(items: &[Vec<IVec2>]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:13:34
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn transform_vertical(triangles: &Vec<Triangle>) -> Vec<Triangle> {
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 13 - fn transform_vertical(triangles: &Vec<Triangle>) -> Vec<Triangle> {
[INFO] [stdout] 13 + fn transform_vertical(triangles: &[Triangle]) -> Vec<Triangle> {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |     assert!(triangles.len() % 3 == 0);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: replace with: `triangles.len().is_multiple_of(3)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `[i64; 3]` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2016/c3_triangle_check.rs:35:17
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut t = triangle.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^ help: try dereferencing it: `*triangle`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout]    = note: `#[warn(clippy::clone_on_copy)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual `RangeInclusive::contains` implementation
[INFO] [stdout]   --> src/y2016/c4_room_checksums.rs:73:8
[INFO] [stdout]    |
[INFO] [stdout] 73 |     if c >= 'a' && c <= 'z' {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^ help: use: `('a'..='z').contains(&c)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_range_contains
[INFO] [stdout]    = note: `#[warn(clippy::manual_range_contains)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2016/c4_room_checksums.rs:98:22
[INFO] [stdout]    |
[INFO] [stdout] 98 |         if eval_room(&room) {
[INFO] [stdout]    |                      ^^^^^ help: change this to: `room`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is only used to index `contents`
[INFO] [stdout]   --> src/y2016/c6_jumbled_message.rs:18:18
[INFO] [stdout]    |
[INFO] [stdout] 18 |         for j in 0..contents.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout]    = note: `#[warn(clippy::needless_range_loop)]` on by default
[INFO] [stdout] help: consider using an iterator
[INFO] [stdout]    |
[INFO] [stdout] 18 -         for j in 0..contents.len() {
[INFO] [stdout] 18 +         for <item> in &contents {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: used consecutive `str::replace` call
[INFO] [stdout]   --> src/y2016/c7_ipv7_check.rs:24:14
[INFO] [stdout]    |
[INFO] [stdout] 24 |               .replace('[', " ")
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 25 | |             .replace(']', " ")
[INFO] [stdout]    | |______________________________^ help: replace with: `replace(['[', ']'], " ")`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_str_replace
[INFO] [stdout]    = note: `#[warn(clippy::collapsible_str_replace)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you don't need to add `&` to all patterns
[INFO] [stdout]    --> src/y2016/c8_screen_code.rs:70:5
[INFO] [stdout]     |
[INFO] [stdout]  70 | /     match ins {
[INFO] [stdout]  71 | |         &Instruction::Rect { x, y } => {
[INFO] [stdout]  72 | |             if state.x < x && state.y < y {
[INFO] [stdout]  73 | |                 State {
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stdout] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stdout]     |
[INFO] [stdout]  70 ~     match *ins {
[INFO] [stdout]  71 ~         Instruction::Rect { x, y } => {
[INFO] [stdout]  72 |             if state.x < x && state.y < y {
[INFO] [stdout] ...
[INFO] [stdout]  81 |         }
[INFO] [stdout]  82 ~         Instruction::ShiftColumn { col, amount } => {
[INFO] [stdout]  83 |             if state.x == col {
[INFO] [stdout] ...
[INFO] [stdout]  92 |         }
[INFO] [stdout]  93 ~         Instruction::ShiftRow { row, amount } => {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]    --> src/y2016/c8_screen_code.rs:107:30
[INFO] [stdout]     |
[INFO] [stdout] 107 | fn print_2d_bool_array(data: &Vec<bool>, width: usize) {
[INFO] [stdout]     |                              ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]     |
[INFO] [stdout] 107 - fn print_2d_bool_array(data: &Vec<bool>, width: usize) {
[INFO] [stdout] 107 + fn print_2d_bool_array(data: &[bool], width: usize) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2022/c5_move_crates.rs:48:19
[INFO] [stdout]    |
[INFO] [stdout] 48 | fn get_top(state: &Vec<VecDeque<char>>) -> String {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 48 - fn get_top(state: &Vec<VecDeque<char>>) -> String {
[INFO] [stdout] 48 + fn get_top(state: &[VecDeque<char>]) -> String {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2022/c5_move_crates.rs:92:33
[INFO] [stdout]    |
[INFO] [stdout] 92 |         .map(|s| parse_commands(*s).unwrap())
[INFO] [stdout]    |                                 ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout]    = note: `#[warn(clippy::explicit_auto_deref)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2022/c6_signal_fix.rs:24:19
[INFO] [stdout]    |
[INFO] [stdout] 24 |         .position(|slice| all_unique(slice))
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `all_unique`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: redundant closure
[INFO] [stdout]   --> src/y2022/c6_signal_fix.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 |         .position(|slice| all_unique(slice))
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the closure with the function itself: `all_unique`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_closure
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: called `skip(..).next()` on an iterator
[INFO] [stdout]   --> src/y2022/c7_filesystem.rs:58:44
[INFO] [stdout]    |
[INFO] [stdout] 58 |             Command::Cd(s.trim().split(' ').skip(1).next().unwrap().to_string())
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ help: use `nth` instead: `.nth(1)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stdout]    = note: `#[warn(clippy::iter_skip_next)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to be trying to use `match` for destructuring a single pattern. Consider using `if let`
[INFO] [stdout]    --> src/y2022/c7_filesystem.rs:153:43
[INFO] [stdout]     |
[INFO] [stdout] 153 |       let mut visitor = |node: &Node<Item>| match node.deref() {
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 154 | |         Item::Directory(name) => directories.push((name.clone(), directory_size(node))),
[INFO] [stdout] 155 | |         _ => {}
[INFO] [stdout] 156 | |     };
[INFO] [stdout]     | |_____^ help: try: `if let Item::Directory(name) = node.deref() { directories.push((name.clone(), directory_size(node))) }`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stdout]     = note: `#[warn(clippy::single_match)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: statement with no effect
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         true;
[INFO] [stdout]    |         -^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: did you mean to return it?: `return`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#no_effect
[INFO] [stdout]    = note: `#[warn(clippy::no_effect)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: usage of `.map(...).any(identity)`
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:89:18
[INFO] [stdout]    |
[INFO] [stdout] 89 |                   .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout]    |  __________________^
[INFO] [stdout] 90 | |                 .any(|b| b);
[INFO] [stdout]    | |___________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#map_all_any_identity
[INFO] [stdout]    = note: `#[warn(clippy::map_all_any_identity)]` on by default
[INFO] [stdout] help: use `.any(...)` instead
[INFO] [stdout]    |
[INFO] [stdout] 89 -                 .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout] 90 -                 .any(|b| b);
[INFO] [stdout] 89 +                 .any(|d| traverse_direction(&grid, current, d.clone(), source));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:89:61
[INFO] [stdout]    |
[INFO] [stdout] 89 |                 .map(|d| traverse_direction(&grid, current, d.clone(), source))
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: try dereferencing it: `*d`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c8_count_trees.rs:93:61
[INFO] [stdout]    |
[INFO] [stdout] 93 |                 let score = score_direction(&grid, current, d.clone(), source);
[INFO] [stdout]    |                                                             ^^^^^^^^^ help: try dereferencing it: `*d`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |                 return tail.clone();
[INFO] [stdout]    |                        ^^^^^^^^^^^^ help: try dereferencing it: `*tail`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:79:28
[INFO] [stdout]    |
[INFO] [stdout] 79 |             hashset.insert(tail.clone());
[INFO] [stdout]    |                            ^^^^^^^^^^^^ help: try removing the `clone` call: `tail`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: using `clone` on type `Matrix<i32, Const<2>, Const<1>, ArrayStorage<i32, 2, 1>>` which implements the `Copy` trait
[INFO] [stdout]    --> src/y2022/c9_rope_follow.rs:105:28
[INFO] [stdout]     |
[INFO] [stdout] 105 |             hashset.insert(rope.last().unwrap().clone());
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try dereferencing it: `*rope.last().unwrap()`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#clone_on_copy
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `c` is used to index `coeficients`
[INFO] [stdout]   --> src/y2025/c10.rs:85:18
[INFO] [stdout]    |
[INFO] [stdout] 85 |         for c in 0..coeficients.len() {
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 85 -         for c in 0..coeficients.len() {
[INFO] [stdout] 85 +         for (c, <item>) in coeficients.iter().enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `i` is used to index `target`
[INFO] [stdout]   --> src/y2025/c10.rs:89:14
[INFO] [stdout]    |
[INFO] [stdout] 89 |     for i in 0..target.len() {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]    |
[INFO] [stdout] 89 -     for i in 0..target.len() {
[INFO] [stdout] 89 +     for (i, <item>) in target.iter().enumerate() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `col` is used to index `vars`
[INFO] [stdout]    --> src/y2025/c10.rs:152:24
[INFO] [stdout]     |
[INFO] [stdout] 152 |             for col in (pivot_col + 1)..n {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 152 -             for col in (pivot_col + 1)..n {
[INFO] [stdout] 152 +             for (col, <item>) in vars.iter().enumerate().take(n).skip((pivot_col + 1)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `col` is used to index `vars`
[INFO] [stdout]    --> src/y2025/c10.rs:273:24
[INFO] [stdout]     |
[INFO] [stdout] 273 |             for col in (pivot_col + 1)..n {
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 273 -             for col in (pivot_col + 1)..n {
[INFO] [stdout] 273 +             for (col, <item>) in vars.iter().enumerate().take(n).skip((pivot_col + 1)) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the loop variable `j` is used to index `sol`
[INFO] [stdout]    --> src/y2025/c10.rs:373:18
[INFO] [stdout]     |
[INFO] [stdout] 373 |         for j in 0..n {
[INFO] [stdout]     |                  ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop
[INFO] [stdout] help: consider using an iterator and enumerate()
[INFO] [stdout]     |
[INFO] [stdout] 373 -         for j in 0..n {
[INFO] [stdout] 373 +         for (j, <item>) in sol.iter().enumerate().take(n) {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c11.rs:79:5
[INFO] [stdout]    |
[INFO] [stdout] 79 |     return 0;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout]    = note: `#[warn(clippy::needless_return)]` on by default
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 79 -     return 0;
[INFO] [stdout] 79 +     0
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]   --> src/y2025/c11.rs:74:39
[INFO] [stdout]    |
[INFO] [stdout] 74 |             count += count_paths(map, &edge, target);
[INFO] [stdout]    |                                       ^^^^^ help: change this to: `edge`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/y2025/c11.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     return 0;
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 110 -     return 0;
[INFO] [stdout] 110 +     0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/y2025/c11.rs:105:47
[INFO] [stdout]     |
[INFO] [stdout] 105 |             count += count_paths_fft_dac(map, &edge, target, reached);
[INFO] [stdout]     |                                               ^^^^^ help: change this to: `edge`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]    --> src/y2025/c11.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     let result = count_paths_inner(&mut memo, map, start, target);
[INFO] [stdout]     |     -------------------------------------------------------------- unnecessary `let` binding
[INFO] [stdout] 146 |     result
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout]     = note: `#[warn(clippy::let_and_return)]` on by default
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]     |
[INFO] [stdout] 145 ~     
[INFO] [stdout] 146 ~     count_paths_inner(&mut memo, map, start, target)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]    --> src/y2025/c11.rs:141:9
[INFO] [stdout]     |
[INFO] [stdout] 141 |         return 0;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]     |
[INFO] [stdout] 141 -         return 0;
[INFO] [stdout] 141 +         0
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this expression creates a reference which is immediately dereferenced by the compiler
[INFO] [stdout]    --> src/y2025/c11.rs:131:62
[INFO] [stdout]     |
[INFO] [stdout] 131 |                     let value = count_paths_inner(memo, map, &edge, target);
[INFO] [stdout]     |                                                              ^^^^^ help: change this to: `edge`
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_borrow
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` statement can be collapsed
[INFO] [stdout]    --> src/y2025/c12.rs:113:13
[INFO] [stdout]     |
[INFO] [stdout] 113 | /             if *box_v.get(by, bx).unwrap() {
[INFO] [stdout] 114 | |                 if *grid.get(y + by, x + bx).unwrap() {
[INFO] [stdout] 115 | |                     return false;
[INFO] [stdout] 116 | |                 }
[INFO] [stdout] 117 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     |
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#collapsible_if
[INFO] [stdout]     = note: `#[warn(clippy::collapsible_if)]` on by default
[INFO] [stdout] help: collapse nested if block
[INFO] [stdout]     |
[INFO] [stdout] 113 ~             if *box_v.get(by, bx).unwrap()
[INFO] [stdout] 114 ~                 && *grid.get(y + by, x + bx).unwrap() {
[INFO] [stdout] 115 |                     return false;
[INFO] [stdout] 116 ~                 }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: manual implementation of `.is_multiple_of()`
[INFO] [stdout]   --> src/y2025/c2.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 15 |     if s.len() % 2 != 0 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^ help: replace with: `!s.len().is_multiple_of(2)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_is_multiple_of
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::ops::RangeInclusive<i64>`
[INFO] [stdout]   --> src/y2025/c2.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |           let sum = (a..=b)
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 60 | |             .into_iter()
[INFO] [stdout]    | |________________________^ help: consider removing `.into_iter()`: `(a..=b)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout]    = note: `#[warn(clippy::useless_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless conversion to the same type: `std::ops::RangeInclusive<i64>`
[INFO] [stdout]   --> src/y2025/c2.rs:65:19
[INFO] [stdout]    |
[INFO] [stdout] 65 |           let sum = (a..=b)
[INFO] [stdout]    |  ___________________^
[INFO] [stdout] 66 | |             .into_iter()
[INFO] [stdout]    | |________________________^ help: consider removing `.into_iter()`: `(a..=b)`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: you seem to use `.enumerate()` and immediately discard the index
[INFO] [stdout]   --> src/y2025/c3.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 |     for (_, d) in digits.iter().enumerate() {
[INFO] [stdout]    |                                ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unused_enumerate_index
[INFO] [stdout]    = note: `#[warn(clippy::unused_enumerate_index)]` on by default
[INFO] [stdout] help: remove the `.enumerate()` call
[INFO] [stdout]    |
[INFO] [stdout] 15 -     for (_, d) in digits.iter().enumerate() {
[INFO] [stdout] 15 +     for d in digits.iter() {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` has identical blocks
[INFO] [stdout]   --> src/y2025/c4.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 |       if x >= width || x < 0 {
[INFO] [stdout]    |  ____________________________^
[INFO] [stdout] 23 | |         None
[INFO] [stdout] 24 | |     } else if y >= height || y < 0 {
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout] note: same as this
[INFO] [stdout]   --> src/y2025/c4.rs:24:36
[INFO] [stdout]    |
[INFO] [stdout] 24 |       } else if y >= height || y < 0 {
[INFO] [stdout]    |  ____________________________________^
[INFO] [stdout] 25 | |         None
[INFO] [stdout] 26 | |     } else {
[INFO] [stdout]    | |_____^
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#if_same_then_else
[INFO] [stdout]    = note: `#[warn(clippy::if_same_then_else)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c5.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     return false;
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 16 -     return false;
[INFO] [stdout] 16 +     false
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]   --> src/y2025/c5.rs:28:47
[INFO] [stdout]    |
[INFO] [stdout] 28 | fn find_overlap(set: &HashSet<(i64, i64)>) -> Option<((i64, i64), (i64, i64), (i64, i64))> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout]    = note: `#[warn(clippy::type_complexity)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unneeded `return` statement
[INFO] [stdout]   --> src/y2025/c5.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 39 |     return None;
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stdout] help: remove `return`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     return None;
[INFO] [stdout] 39 +     None
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: needlessly taken reference of both operands
[INFO] [stdout]   --> src/y2025/c5.rs:31:16
[INFO] [stdout]    |
[INFO] [stdout] 31 |             if &a == &b {
[INFO] [stdout]    |                ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stdout]    = note: `#[warn(clippy::op_ref)]` on by default
[INFO] [stdout] help: use the values directly
[INFO] [stdout]    |
[INFO] [stdout] 31 -             if &a == &b {
[INFO] [stdout] 31 +             if a == b {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2025/c5.rs:52:30
[INFO] [stdout]    |
[INFO] [stdout] 52 |         .map(|s| parse_range(*s))
[INFO] [stdout]    |                              ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `ADD` contains a capitalized acronym
[INFO] [stdout]   --> src/y2025/c6.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     ADD,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Add`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: name `MUL` contains a capitalized acronym
[INFO] [stdout]   --> src/y2025/c6.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     MUL,
[INFO] [stdout]    |     ^^^ help: consider making the acronym lowercase, except the initial letter: `Mul`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#upper_case_acronyms
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deref which would be done by auto-deref
[INFO] [stdout]   --> src/y2025/c6.rs:39:49
[INFO] [stdout]    |
[INFO] [stdout] 39 |             .map(|s| parsing::parse_all_numbers(*s))
[INFO] [stdout]    |                                                 ^^ help: try: `s`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#explicit_auto_deref
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: explicit call to `.into_iter()` in function argument accepting `IntoIterator`
[INFO] [stdout]   --> src/y2025/c6.rs:70:18
[INFO] [stdout]    |
[INFO] [stdout] 70 |             .zip(problem_sizes.into_iter())
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: this parameter accepts any `IntoIterator`, so you don't need to call `.into_iter()`
[INFO] [stdout]   --> /rustc/91021ccc790478a1a89c003e7d32b8d155ae6aae/library/core/src/iter/traits/iterator.rs:629:11
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_conversion
[INFO] [stdout] help: consider removing the `.into_iter()`
[INFO] [stdout]    |
[INFO] [stdout] 70 -             .zip(problem_sizes.into_iter())
[INFO] [stdout] 70 +             .zip(problem_sizes)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of `char::is_digit` with literal radix of 10
[INFO] [stdout]   --> src/y2025/c6.rs:79:24
[INFO] [stdout]    |
[INFO] [stdout] 79 |                     if char.is_digit(10) {
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^ help: try: `char.is_ascii_digit()`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#is_digit_ascii_radix
[INFO] [stdout]    = note: `#[warn(clippy::is_digit_ascii_radix)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: returning the result of a `let` binding from a block
[INFO] [stdout]   --> src/y2025/c8.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let distance = nalgebra::distance(&p1, &p2);
[INFO] [stdout]    |     -------------------------------------------- unnecessary `let` binding
[INFO] [stdout] 43 |     distance
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stdout] help: return the expression directly
[INFO] [stdout]    |
[INFO] [stdout] 42 ~     
[INFO] [stdout] 43 ~     nalgebra::distance(&p1, &p2)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |     coords: &Vec<IVec3>,
[INFO] [stdout]    |             ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 47 -     coords: &Vec<IVec3>,
[INFO] [stdout] 47 +     coords: &[IVec3],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:48:16
[INFO] [stdout]    |
[INFO] [stdout] 48 |     distances: &Vec<(f32, usize, usize)>,
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 48 -     distances: &Vec<(f32, usize, usize)>,
[INFO] [stdout] 48 +     distances: &[(f32, usize, usize)],
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: writing `&Vec` instead of `&[_]` involves a new object where a slice will do
[INFO] [stdout]   --> src/y2025/c8.rs:87:28
[INFO] [stdout]    |
[INFO] [stdout] 87 | fn last_connection(coords: &Vec<IVec3>, distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout]    |                            ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stdout] help: change this to
[INFO] [stdout]    |
[INFO] [stdout] 87 - fn last_connection(coords: &Vec<IVec3>, distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout] 87 + fn last_connection(coords: &[IVec3], distances: &Vec<(f32, usize, usize)>) -> (IVec3, IVec3) {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `if let` since only the `Some` variant of the iterator element is used
[INFO] [stdout]    --> src/y2025/c8.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 165 | /         for v in &circuit_numbers {
[INFO] [stdout] 166 | |             if let Some(v) = v {
[INFO] [stdout] 167 | |                 counts[*v] += 1
[INFO] [stdout] 168 | |             }
[INFO] [stdout] 169 | |         }
[INFO] [stdout]     | |_________^
[INFO] [stdout]     |
[INFO] [stdout] help: try `.flatten()` and remove the `if let` statement in the for loop
[INFO] [stdout]    --> src/y2025/c8.rs:166:13
[INFO] [stdout]     |
[INFO] [stdout] 166 | /             if let Some(v) = v {
[INFO] [stdout] 167 | |                 counts[*v] += 1
[INFO] [stdout] 168 | |             }
[INFO] [stdout]     | |_____________^
[INFO] [stdout]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_flatten
[INFO] [stdout]     = note: `#[warn(clippy::manual_flatten)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]     |
[INFO] [stdout] 165 ~         for v in circuit_numbers.iter().flatten() {
[INFO] [stdout] 166 +             counts[*v] += 1
[INFO] [stdout] 167 +         }
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: very complex type used. Consider factoring parts into `type` definitions
[INFO] [stdout]   --> src/y2025/c9.rs:38:39
[INFO] [stdout]    |
[INFO] [stdout] 38 | fn polygon_lines(coords: &[IVec2]) -> (Vec<(IVec2, IVec2)>, Vec<(IVec2, IVec2)>) {
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#type_complexity
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |         b.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout]    = note: `#[warn(clippy::unnecessary_sort_by)]` on by default
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 52 -         b.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout] 52 +         b.sort_by_key(|p1| p1.0.y);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         a.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 53 -         a.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout] 53 +         a.sort_by_key(|p1| p1.0.x);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         a.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 56 -         a.sort_by(|p1, p2| p1.0.y.cmp(&p2.0.y));
[INFO] [stdout] 56 +         a.sort_by_key(|p1| p1.0.y);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: consider using `sort_by_key`
[INFO] [stdout]   --> src/y2025/c9.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         b.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unnecessary_sort_by
[INFO] [stdout] help: try
[INFO] [stdout]    |
[INFO] [stdout] 57 -         b.sort_by(|p1, p2| p1.0.x.cmp(&p2.0.x));
[INFO] [stdout] 57 +         b.sort_by_key(|p1| p1.0.x);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this `if` branch is empty
[INFO] [stdout]   --> src/y2025/c9.rs:99:13
[INFO] [stdout]    |
[INFO] [stdout] 99 |             if parity % 2 == 1 {}
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^ help: you can remove it
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_ifs
[INFO] [stdout]    = note: `#[warn(clippy::needless_ifs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     vec![dir].repeat(count.trim().parse().unwrap())
[INFO] [stdout]    |     ^^^^^^^^^ help: you can use an array directly: `[dir]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout]    = note: `#[warn(clippy::useless_vec)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: useless use of `vec!`
[INFO] [stdout]   --> src/y2022/c9_rope_follow.rs:89:24
[INFO] [stdout]    |
[INFO] [stdout] 89 |         let mut rope = vec![IVec2::default()].repeat(9);
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^ help: you can use an array directly: `[IVec2::default()]`
[INFO] [stdout]    |
[INFO] [stdout]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 54.91s
[INFO] running `Command { std: "docker" "inspect" "073ab67e30f575fbfc38f7f3901276edb54683919d01bc793202a11f52d7a060", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073ab67e30f575fbfc38f7f3901276edb54683919d01bc793202a11f52d7a060", kill_on_drop: false }`
[INFO] [stdout] 073ab67e30f575fbfc38f7f3901276edb54683919d01bc793202a11f52d7a060