[INFO] cloning repository https://github.com/HectorSchreiner/Meshworks
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HectorSchreiner/Meshworks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorSchreiner%2FMeshworks", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorSchreiner%2FMeshworks'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 00147f68ad83b446f7cc2796e8fcc4338ede0588
[INFO] checking HectorSchreiner/Meshworks against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHectorSchreiner%2FMeshworks" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/HectorSchreiner/Meshworks
[INFO] finished tweaking git repo https://github.com/HectorSchreiner/Meshworks
[INFO] tweaked toml for git repo https://github.com/HectorSchreiner/Meshworks written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/HectorSchreiner/Meshworks on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/HectorSchreiner/Meshworks 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95973a0b2810da47b3fbaffa7d3aa1fccbb1f0826e216f4318f6a881e18183cb
[INFO] running `Command { std: "docker" "start" "-a" "95973a0b2810da47b3fbaffa7d3aa1fccbb1f0826e216f4318f6a881e18183cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95973a0b2810da47b3fbaffa7d3aa1fccbb1f0826e216f4318f6a881e18183cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95973a0b2810da47b3fbaffa7d3aa1fccbb1f0826e216f4318f6a881e18183cb", kill_on_drop: false }`
[INFO] [stdout] 95973a0b2810da47b3fbaffa7d3aa1fccbb1f0826e216f4318f6a881e18183cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bce601bf996f45abf56b0786bbb61c32ac5b357c12efbfb2d22c2716b451bdfa
[INFO] running `Command { std: "docker" "start" "-a" "bce601bf996f45abf56b0786bbb61c32ac5b357c12efbfb2d22c2716b451bdfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking once_cell v1.13.1
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]    Compiling minifb v0.23.0
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]     Checking line_drawing v1.0.0
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking Meshworks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Line` and `Square`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use renderer::{Line, Renderer, Square};
[INFO] [stdout]   |                ^^^^            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PI`
[INFO] [stdout]  --> src/renderer.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils::{Color, Position, HEIGHT, PI, WIDTH};
[INFO] [stdout]   |                                             ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DARK_GREY` should have an upper camel case name
[INFO] [stdout]   --> src/utils.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     DARK_GREY = 0x202020,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `DarkGrey`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/main.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 |         while (bHitWall == false && fDistanceToWall < fDepth) {
[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] 84 -         while (bHitWall == false && fDistanceToWall < fDepth) {
[INFO] [stdout] 84 +         while bHitWall == false && fDistanceToWall < fDepth  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             if (nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight) {
[INFO] [stdout]    |                ^                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -             if (nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight) {
[INFO] [stdout] 91 +             if nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     if (mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#') {
[INFO] [stdout]    |                        ^                                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                     if (mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#') {
[INFO] [stdout] 96 +                     if mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#'  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut fPlayerX = 5.0;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut fPlayerY = 10.0;
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut fRayAngle = (fPlayerA - fFOV / 2.0) + (x as f32 / WIDTH as f32) * fFOV;
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut fEyeX = fRayAngle.sin();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut fEyeY = fRayAngle.cos();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut nTestX = (fPlayerX + fEyeX * fDistanceToWall) as i32;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut nTestY = (fPlayerY + fEyeY * fDistanceToWall) as i32;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |             let mut nCeiling = (HEIGHT as f32 / 2.0) - (HEIGHT as f32 / fDistanceToWall);
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut nFloor = HEIGHT as f32 - nCeiling;
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `rect`, `line`, and `clear` are never used
[INFO] [stdout]   --> src/renderer.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Renderer {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn rect(&mut self, square: &Square, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn line(&mut self, line: &Line, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn clear(&mut self, color: Color) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Square` is never constructed
[INFO] [stdout]   --> src/renderer.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Square {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/renderer.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Square {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 56 |     fn new(lenght: u32, height: u32, position: impl Into<Position>) -> Square {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Line` is never constructed
[INFO] [stdout]   --> src/renderer.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Line {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/renderer.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl Line {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 70 |     fn new(pos_1: impl Into<Position>, pos_2: impl Into<Position>) -> Line {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RED`, `GREEN`, and `BLUE` are never constructed
[INFO] [stdout]   --> src/utils.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Color {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     RED = 0xff0000,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     GREEN = 0x00ff00,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     BLUE = 0x0000ff,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Color` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut fPlayerX = 5.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut fPlayerY = 10.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerA` should have a snake case name
[INFO] [stdout]   --> src/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut fPlayerA = 0.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nMapHeight` should have a snake case name
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let nMapHeight = 16;
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `n_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nMapWidth` should have a snake case name
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let nMapWidth = 16;
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `n_map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fFOV` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let fFOV = PI / 4.0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `f_fov`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fDepth` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let fDepth = 16.0;
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `f_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapString` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mapString = String::from(
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `map_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapArray` should have a snake case name
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mapArray: Vec<_> = mapString.chars().collect();
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `map_array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fRayAngle` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut fRayAngle = (fPlayerA - fFOV / 2.0) + (x as f32 / WIDTH as f32) * fFOV;
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `f_ray_angle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fDistanceToWall` should have a snake case name
[INFO] [stdout]   --> src/main.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut fDistanceToWall = 0.0;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `f_distance_to_wall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bHitWall` should have a snake case name
[INFO] [stdout]   --> src/main.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut bHitWall = false;
[INFO] [stdout]    |                 ^^^^^^^^ help: convert the identifier to snake case: `b_hit_wall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fEyeX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut fEyeX = fRayAngle.sin();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `f_eye_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fEyeY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut fEyeY = fRayAngle.cos();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `f_eye_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nTestX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut nTestX = (fPlayerX + fEyeX * fDistanceToWall) as i32;
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `n_test_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nTestY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut nTestY = (fPlayerY + fEyeY * fDistanceToWall) as i32;
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `n_test_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nCeiling` should have a snake case name
[INFO] [stdout]    --> src/main.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |             let mut nCeiling = (HEIGHT as f32 / 2.0) - (HEIGHT as f32 / fDistanceToWall);
[INFO] [stdout]     |                     ^^^^^^^^ help: convert the identifier to snake case: `n_ceiling`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nFloor` should have a snake case name
[INFO] [stdout]    --> src/main.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut nFloor = HEIGHT as f32 - nCeiling;
[INFO] [stdout]     |                     ^^^^^^ help: convert the identifier to snake case: `n_floor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 | /                     &renderer.draw_pixel(
[INFO] [stdout] 109 | |                         Position {
[INFO] [stdout] 110 | |                             x: x as u32,
[INFO] [stdout] 111 | |                             y: y as u32,
[INFO] [stdout] 112 | |                         },
[INFO] [stdout] 113 | |                         Color::BLACK,
[INFO] [stdout] 114 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 | /                     &renderer.draw_pixel(
[INFO] [stdout] 117 | |                         Position {
[INFO] [stdout] 118 | |                             x: x as u32,
[INFO] [stdout] 119 | |                             y: y as u32,
[INFO] [stdout] 120 | |                         },
[INFO] [stdout] 121 | |                         Color::WHITE,
[INFO] [stdout] 122 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 | /                     &renderer.draw_pixel(
[INFO] [stdout] 125 | |                         Position {
[INFO] [stdout] 126 | |                             x: x as u32,
[INFO] [stdout] 127 | |                             y: y as u32,
[INFO] [stdout] 128 | |                         },
[INFO] [stdout] 129 | |                         Color::DARK_GREY,
[INFO] [stdout] 130 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Line` and `Square`
[INFO] [stdout]  --> src/main.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use renderer::{Line, Renderer, Square};
[INFO] [stdout]   |                ^^^^            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `PI`
[INFO] [stdout]  --> src/renderer.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::utils::{Color, Position, HEIGHT, PI, WIDTH};
[INFO] [stdout]   |                                             ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `DARK_GREY` should have an upper camel case name
[INFO] [stdout]   --> src/utils.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     DARK_GREY = 0x202020,
[INFO] [stdout]    |     ^^^^^^^^^ help: convert the identifier to upper camel case: `DarkGrey`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `while` condition
[INFO] [stdout]   --> src/main.rs:84:15
[INFO] [stdout]    |
[INFO] [stdout] 84 |         while (bHitWall == false && fDistanceToWall < fDepth) {
[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] 84 -         while (bHitWall == false && fDistanceToWall < fDepth) {
[INFO] [stdout] 84 +         while bHitWall == false && fDistanceToWall < fDepth  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:91:16
[INFO] [stdout]    |
[INFO] [stdout] 91 |             if (nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight) {
[INFO] [stdout]    |                ^                                                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 91 -             if (nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight) {
[INFO] [stdout] 91 +             if nTestX < 0 || nTestX >= nMapWidth || nTestY < 0 || nTestY >= nMapHeight  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]   --> src/main.rs:96:24
[INFO] [stdout]    |
[INFO] [stdout] 96 |                     if (mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#') {
[INFO] [stdout]    |                        ^                                                       ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 96 -                     if (mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#') {
[INFO] [stdout] 96 +                     if mapArray[(nTestY * nMapWidth + nTestX) as usize] == '#'  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut fPlayerX = 5.0;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut fPlayerY = 10.0;
[INFO] [stdout]    |         ----^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut fRayAngle = (fPlayerA - fFOV / 2.0) + (x as f32 / WIDTH as f32) * fFOV;
[INFO] [stdout]    |             ----^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut fEyeX = fRayAngle.sin();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut fEyeY = fRayAngle.cos();
[INFO] [stdout]    |             ----^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut nTestX = (fPlayerX + fEyeX * fDistanceToWall) as i32;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:88:17
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut nTestY = (fPlayerY + fEyeY * fDistanceToWall) as i32;
[INFO] [stdout]    |                 ----^^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:103:17
[INFO] [stdout]     |
[INFO] [stdout] 103 |             let mut nCeiling = (HEIGHT as f32 / 2.0) - (HEIGHT as f32 / fDistanceToWall);
[INFO] [stdout]     |                 ----^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:104:17
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut nFloor = HEIGHT as f32 - nCeiling;
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `rect`, `line`, and `clear` are never used
[INFO] [stdout]   --> src/renderer.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Renderer {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn rect(&mut self, square: &Square, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 29 |     pub fn line(&mut self, line: &Line, color: Color) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn clear(&mut self, color: Color) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Square` is never constructed
[INFO] [stdout]   --> src/renderer.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct Square {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/renderer.rs:56:8
[INFO] [stdout]    |
[INFO] [stdout] 55 | impl Square {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 56 |     fn new(lenght: u32, height: u32, position: impl Into<Position>) -> Square {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Line` is never constructed
[INFO] [stdout]   --> src/renderer.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct Line {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/renderer.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl Line {
[INFO] [stdout]    | --------- associated function in this implementation
[INFO] [stdout] 70 |     fn new(pos_1: impl Into<Position>, pos_2: impl Into<Position>) -> Line {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `RED`, `GREEN`, and `BLUE` are never constructed
[INFO] [stdout]   --> src/utils.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub enum Color {
[INFO] [stdout]    |          ----- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout]  9 |     RED = 0xff0000,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 10 |     GREEN = 0x00ff00,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 11 |     BLUE = 0x0000ff,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Color` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let mut fPlayerX = 5.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:35:13
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut fPlayerY = 10.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fPlayerA` should have a snake case name
[INFO] [stdout]   --> src/main.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let mut fPlayerA = 0.0;
[INFO] [stdout]    |             ^^^^^^^^ help: convert the identifier to snake case: `f_player_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nMapHeight` should have a snake case name
[INFO] [stdout]   --> src/main.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let nMapHeight = 16;
[INFO] [stdout]    |         ^^^^^^^^^^ help: convert the identifier to snake case: `n_map_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nMapWidth` should have a snake case name
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let nMapWidth = 16;
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `n_map_width`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fFOV` should have a snake case name
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let fFOV = PI / 4.0;
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case: `f_fov`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fDepth` should have a snake case name
[INFO] [stdout]   --> src/main.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |     let fDepth = 16.0;
[INFO] [stdout]    |         ^^^^^^ help: convert the identifier to snake case: `f_depth`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapString` should have a snake case name
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mapString = String::from(
[INFO] [stdout]    |         ^^^^^^^^^ help: convert the identifier to snake case: `map_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `mapArray` should have a snake case name
[INFO] [stdout]   --> src/main.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     let mapArray: Vec<_> = mapString.chars().collect();
[INFO] [stdout]    |         ^^^^^^^^ help: convert the identifier to snake case: `map_array`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fRayAngle` should have a snake case name
[INFO] [stdout]   --> src/main.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let mut fRayAngle = (fPlayerA - fFOV / 2.0) + (x as f32 / WIDTH as f32) * fFOV;
[INFO] [stdout]    |                 ^^^^^^^^^ help: convert the identifier to snake case: `f_ray_angle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fDistanceToWall` should have a snake case name
[INFO] [stdout]   --> src/main.rs:78:17
[INFO] [stdout]    |
[INFO] [stdout] 78 |         let mut fDistanceToWall = 0.0;
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `f_distance_to_wall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `bHitWall` should have a snake case name
[INFO] [stdout]   --> src/main.rs:79:17
[INFO] [stdout]    |
[INFO] [stdout] 79 |         let mut bHitWall = false;
[INFO] [stdout]    |                 ^^^^^^^^ help: convert the identifier to snake case: `b_hit_wall`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fEyeX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:81:17
[INFO] [stdout]    |
[INFO] [stdout] 81 |         let mut fEyeX = fRayAngle.sin();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `f_eye_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `fEyeY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:82:17
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let mut fEyeY = fRayAngle.cos();
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `f_eye_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nTestX` should have a snake case name
[INFO] [stdout]   --> src/main.rs:87:21
[INFO] [stdout]    |
[INFO] [stdout] 87 |             let mut nTestX = (fPlayerX + fEyeX * fDistanceToWall) as i32;
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `n_test_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nTestY` should have a snake case name
[INFO] [stdout]   --> src/main.rs:88:21
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let mut nTestY = (fPlayerY + fEyeY * fDistanceToWall) as i32;
[INFO] [stdout]    |                     ^^^^^^ help: convert the identifier to snake case: `n_test_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nCeiling` should have a snake case name
[INFO] [stdout]    --> src/main.rs:103:21
[INFO] [stdout]     |
[INFO] [stdout] 103 |             let mut nCeiling = (HEIGHT as f32 / 2.0) - (HEIGHT as f32 / fDistanceToWall);
[INFO] [stdout]     |                     ^^^^^^^^ help: convert the identifier to snake case: `n_ceiling`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `nFloor` should have a snake case name
[INFO] [stdout]    --> src/main.rs:104:21
[INFO] [stdout]     |
[INFO] [stdout] 104 |             let mut nFloor = HEIGHT as f32 - nCeiling;
[INFO] [stdout]     |                     ^^^^^^ help: convert the identifier to snake case: `n_floor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:108:21
[INFO] [stdout]     |
[INFO] [stdout] 108 | /                     &renderer.draw_pixel(
[INFO] [stdout] 109 | |                         Position {
[INFO] [stdout] 110 | |                             x: x as u32,
[INFO] [stdout] 111 | |                             y: y as u32,
[INFO] [stdout] 112 | |                         },
[INFO] [stdout] 113 | |                         Color::BLACK,
[INFO] [stdout] 114 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 108 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:116:21
[INFO] [stdout]     |
[INFO] [stdout] 116 | /                     &renderer.draw_pixel(
[INFO] [stdout] 117 | |                         Position {
[INFO] [stdout] 118 | |                             x: x as u32,
[INFO] [stdout] 119 | |                             y: y as u32,
[INFO] [stdout] 120 | |                         },
[INFO] [stdout] 121 | |                         Color::WHITE,
[INFO] [stdout] 122 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 116 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]    --> src/main.rs:124:21
[INFO] [stdout]     |
[INFO] [stdout] 124 | /                     &renderer.draw_pixel(
[INFO] [stdout] 125 | |                         Position {
[INFO] [stdout] 126 | |                             x: x as u32,
[INFO] [stdout] 127 | |                             y: y as u32,
[INFO] [stdout] 128 | |                         },
[INFO] [stdout] 129 | |                         Color::DARK_GREY,
[INFO] [stdout] 130 | |                     );
[INFO] [stdout]     | |_____________________^ the borrow produces a value
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 124 |                     let _ = &renderer.draw_pixel(
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 36.19s
[INFO] running `Command { std: "docker" "inspect" "bce601bf996f45abf56b0786bbb61c32ac5b357c12efbfb2d22c2716b451bdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bce601bf996f45abf56b0786bbb61c32ac5b357c12efbfb2d22c2716b451bdfa", kill_on_drop: false }`
[INFO] [stdout] bce601bf996f45abf56b0786bbb61c32ac5b357c12efbfb2d22c2716b451bdfa