[INFO] cloning repository https://github.com/AeroAtlas/Rust-Project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AeroAtlas/Rust-Project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAeroAtlas%2FRust-Project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAeroAtlas%2FRust-Project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72fae05eb2d348218cda3ccf4d0a556e39c0ce47
[INFO] checking AeroAtlas/Rust-Project against master#cfbc6d4cf1acbac5c025acf8ed68929caa551df3 for pr-75494-beta
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAeroAtlas%2FRust-Project" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AeroAtlas/Rust-Project on toolchain cfbc6d4cf1acbac5c025acf8ed68929caa551df3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AeroAtlas/Rust-Project
[INFO] finished tweaking git repo https://github.com/AeroAtlas/Rust-Project
[INFO] tweaked toml for git repo https://github.com/AeroAtlas/Rust-Project written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/AeroAtlas/Rust-Project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pistoncore-glutin_window v0.29.0
[INFO] [stderr]   Downloaded piston_window v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36cf1b4042d1a9500e7aacb292ce49ee3b557fbb6eff661653ab2881f184f73c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "36cf1b4042d1a9500e7aacb292ce49ee3b557fbb6eff661653ab2881f184f73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36cf1b4042d1a9500e7aacb292ce49ee3b557fbb6eff661653ab2881f184f73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36cf1b4042d1a9500e7aacb292ce49ee3b557fbb6eff661653ab2881f184f73c", kill_on_drop: false }`
[INFO] [stdout] 36cf1b4042d1a9500e7aacb292ce49ee3b557fbb6eff661653ab2881f184f73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+cfbc6d4cf1acbac5c025acf8ed68929caa551df3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 190ea354a0f6a068f1de06fe9657caf1b232342b75f91e603b70fea684006bca
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "190ea354a0f6a068f1de06fe9657caf1b232342b75f91e603b70fea684006bca", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/main.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let mut window: PistonWindow = WindowSettings::new(
[INFO] [stdout]    |       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut game = Game::new(width, height);
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let mut window: PistonWindow = WindowSettings::new(
[INFO] [stdout]    |       ----^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut game = Game::new(width, height);
[INFO] [stdout]    |       ----^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_block`
[INFO] [stdout]   --> src/draw.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn draw_block(color: Color, x: i32, y: i32, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_rectangle`
[INFO] [stdout]   --> src/draw.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn draw_rectangle(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SNAKE_COLOR`
[INFO] [stdout]  --> src/snake.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SNAKE_COLOR: Color = [0.00, 0.80, 0.00, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Up`
[INFO] [stdout]   --> src/snake.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Up,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Down`
[INFO] [stdout]   --> src/snake.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   Down,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/snake.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   Left,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opposite`
[INFO] [stdout]   --> src/snake.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn opposite(&self) -> Direction {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `direction`
[INFO] [stdout]   --> src/snake.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   direction: Direction,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/snake.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   body: LinkedList<Block>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tail`
[INFO] [stdout]   --> src/snake.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   tail: Option<Block>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]   --> src/snake.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn draw(&self, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_position`
[INFO] [stdout]   --> src/snake.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn head_position(&self) -> (i32, i32) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_forward`
[INFO] [stdout]   --> src/snake.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 |   pub fn move_forward(&mut self, dir: Option<Direction>){
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_direction`
[INFO] [stdout]    --> src/snake.rs:107:10
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub fn head_direction(&self) -> Direction {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_head`
[INFO] [stdout]    --> src/snake.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 |   pub fn next_head(&self, dir: Option<Direction>) -> (i32, i32) {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `restore_tail`
[INFO] [stdout]    --> src/snake.rs:127:10
[INFO] [stdout]     |
[INFO] [stdout] 127 |   pub fn restore_tail(&mut self) {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `overlap_tail`
[INFO] [stdout]    --> src/snake.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |   pub fn overlap_tail(&self, x: i32, y: i32) -> bool {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FOOD_COLOR`
[INFO] [stdout]  --> src/game.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const FOOD_COLOR: Color = [0.80, 0.00, 0.00, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BORDER_COLOR`
[INFO] [stdout]   --> src/game.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const BORDER_COLOR: Color = [0.00, 0.00, 0.00, 1.0];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GAMEOVER_COLOR`
[INFO] [stdout]   --> src/game.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const GAMEOVER_COLOR: Color = [0.90, 0.00, 0.00, 0.5];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MOVING_PERIOD`
[INFO] [stdout]   --> src/game.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const MOVING_PERIOD: f64 = 0.1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESTART_TIME`
[INFO] [stdout]   --> src/game.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const RESTART_TIME: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `snake`
[INFO] [stdout]   --> src/game.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   snake: Snake,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_exists`
[INFO] [stdout]   --> src/game.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   food_exists: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_x`
[INFO] [stdout]   --> src/game.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   food_x: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_y`
[INFO] [stdout]   --> src/game.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   food_y: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/game.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   width: i32,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/game.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   height: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `game_over`
[INFO] [stdout]   --> src/game.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   game_over: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `waiting_time`
[INFO] [stdout]   --> src/game.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   waiting_time: f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key_pressed`
[INFO] [stdout]   --> src/game.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub fn key_pressed(&mut self, key: Key) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]   --> src/game.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn draw(&self, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/game.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 |   pub fn update(&mut self, delta_time: f64){
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_eating`
[INFO] [stdout]   --> src/game.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |   fn check_eating(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_if_snake_alive`
[INFO] [stdout]    --> src/game.rs:107:6
[INFO] [stdout]     |
[INFO] [stdout] 107 |   fn check_if_snake_alive(&self, dir: Option<Direction>) -> bool {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_food`
[INFO] [stdout]    --> src/game.rs:117:6
[INFO] [stdout]     |
[INFO] [stdout] 117 |   fn add_food(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_snake`
[INFO] [stdout]    --> src/game.rs:131:6
[INFO] [stdout]     |
[INFO] [stdout] 131 |   fn update_snake(&mut self, dir: Option<Direction>) {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `restart`
[INFO] [stdout]    --> src/game.rs:141:6
[INFO] [stdout]     |
[INFO] [stdout] 141 |   fn restart(&mut self){
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BACK_COLOR`
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const BACK_COLOR: Color = [0.5,0.5,0.5,1.0];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `window`
[INFO] [stdout]   --> src/main.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let mut window: PistonWindow = WindowSettings::new(
[INFO] [stdout]    |       ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_window`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `game`
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut game = Game::new(width, height);
[INFO] [stdout]    |       ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_game`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |   let mut window: PistonWindow = WindowSettings::new(
[INFO] [stdout]    |       ----^^^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:26:7
[INFO] [stdout]    |
[INFO] [stdout] 26 |   let mut game = Game::new(width, height);
[INFO] [stdout]    |       ----^^^^
[INFO] [stdout]    |       |
[INFO] [stdout]    |       help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_block`
[INFO] [stdout]   --> src/draw.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn draw_block(color: Color, x: i32, y: i32, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `draw_rectangle`
[INFO] [stdout]   --> src/draw.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn draw_rectangle(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SNAKE_COLOR`
[INFO] [stdout]  --> src/snake.rs:7:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | const SNAKE_COLOR: Color = [0.00, 0.80, 0.00, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Up`
[INFO] [stdout]   --> src/snake.rs:11:3
[INFO] [stdout]    |
[INFO] [stdout] 11 |   Up,
[INFO] [stdout]    |   ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Down`
[INFO] [stdout]   --> src/snake.rs:12:3
[INFO] [stdout]    |
[INFO] [stdout] 12 |   Down,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Left`
[INFO] [stdout]   --> src/snake.rs:13:3
[INFO] [stdout]    |
[INFO] [stdout] 13 |   Left,
[INFO] [stdout]    |   ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `opposite`
[INFO] [stdout]   --> src/snake.rs:18:10
[INFO] [stdout]    |
[INFO] [stdout] 18 |   pub fn opposite(&self) -> Direction {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `direction`
[INFO] [stdout]   --> src/snake.rs:35:3
[INFO] [stdout]    |
[INFO] [stdout] 35 |   direction: Direction,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `body`
[INFO] [stdout]   --> src/snake.rs:36:3
[INFO] [stdout]    |
[INFO] [stdout] 36 |   body: LinkedList<Block>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tail`
[INFO] [stdout]   --> src/snake.rs:37:3
[INFO] [stdout]    |
[INFO] [stdout] 37 |   tail: Option<Block>,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]   --> src/snake.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn draw(&self, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_position`
[INFO] [stdout]   --> src/snake.rs:70:10
[INFO] [stdout]    |
[INFO] [stdout] 70 |   pub fn head_position(&self) -> (i32, i32) {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `move_forward`
[INFO] [stdout]   --> src/snake.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 |   pub fn move_forward(&mut self, dir: Option<Direction>){
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `head_direction`
[INFO] [stdout]    --> src/snake.rs:107:10
[INFO] [stdout]     |
[INFO] [stdout] 107 |   pub fn head_direction(&self) -> Direction {
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next_head`
[INFO] [stdout]    --> src/snake.rs:111:10
[INFO] [stdout]     |
[INFO] [stdout] 111 |   pub fn next_head(&self, dir: Option<Direction>) -> (i32, i32) {
[INFO] [stdout]     |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `restore_tail`
[INFO] [stdout]    --> src/snake.rs:127:10
[INFO] [stdout]     |
[INFO] [stdout] 127 |   pub fn restore_tail(&mut self) {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `overlap_tail`
[INFO] [stdout]    --> src/snake.rs:132:10
[INFO] [stdout]     |
[INFO] [stdout] 132 |   pub fn overlap_tail(&self, x: i32, y: i32) -> bool {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FOOD_COLOR`
[INFO] [stdout]  --> src/game.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const FOOD_COLOR: Color = [0.80, 0.00, 0.00, 1.0];
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BORDER_COLOR`
[INFO] [stdout]   --> src/game.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const BORDER_COLOR: Color = [0.00, 0.00, 0.00, 1.0];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GAMEOVER_COLOR`
[INFO] [stdout]   --> src/game.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const GAMEOVER_COLOR: Color = [0.90, 0.00, 0.00, 0.5];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MOVING_PERIOD`
[INFO] [stdout]   --> src/game.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | const MOVING_PERIOD: f64 = 0.1;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RESTART_TIME`
[INFO] [stdout]   --> src/game.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const RESTART_TIME: f64 = 1.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `snake`
[INFO] [stdout]   --> src/game.rs:17:3
[INFO] [stdout]    |
[INFO] [stdout] 17 |   snake: Snake,
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_exists`
[INFO] [stdout]   --> src/game.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   food_exists: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_x`
[INFO] [stdout]   --> src/game.rs:20:3
[INFO] [stdout]    |
[INFO] [stdout] 20 |   food_x: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `food_y`
[INFO] [stdout]   --> src/game.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 |   food_y: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `width`
[INFO] [stdout]   --> src/game.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   width: i32,
[INFO] [stdout]    |   ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `height`
[INFO] [stdout]   --> src/game.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   height: i32,
[INFO] [stdout]    |   ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `game_over`
[INFO] [stdout]   --> src/game.rs:26:3
[INFO] [stdout]    |
[INFO] [stdout] 26 |   game_over: bool,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `waiting_time`
[INFO] [stdout]   --> src/game.rs:27:3
[INFO] [stdout]    |
[INFO] [stdout] 27 |   waiting_time: f64,
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `key_pressed`
[INFO] [stdout]   --> src/game.rs:44:10
[INFO] [stdout]    |
[INFO] [stdout] 44 |   pub fn key_pressed(&mut self, key: Key) {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]   --> src/game.rs:64:10
[INFO] [stdout]    |
[INFO] [stdout] 64 |   pub fn draw(&self, con: &Context, g: &mut G2d) {
[INFO] [stdout]    |          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update`
[INFO] [stdout]   --> src/game.rs:80:10
[INFO] [stdout]    |
[INFO] [stdout] 80 |   pub fn update(&mut self, delta_time: f64){
[INFO] [stdout]    |          ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_eating`
[INFO] [stdout]   --> src/game.rs:99:6
[INFO] [stdout]    |
[INFO] [stdout] 99 |   fn check_eating(&mut self) {
[INFO] [stdout]    |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `check_if_snake_alive`
[INFO] [stdout]    --> src/game.rs:107:6
[INFO] [stdout]     |
[INFO] [stdout] 107 |   fn check_if_snake_alive(&self, dir: Option<Direction>) -> bool {
[INFO] [stdout]     |      ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_food`
[INFO] [stdout]    --> src/game.rs:117:6
[INFO] [stdout]     |
[INFO] [stdout] 117 |   fn add_food(&mut self) {
[INFO] [stdout]     |      ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_snake`
[INFO] [stdout]    --> src/game.rs:131:6
[INFO] [stdout]     |
[INFO] [stdout] 131 |   fn update_snake(&mut self, dir: Option<Direction>) {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `restart`
[INFO] [stdout]    --> src/game.rs:141:6
[INFO] [stdout]     |
[INFO] [stdout] 141 |   fn restart(&mut self){
[INFO] [stdout]     |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BACK_COLOR`
[INFO] [stdout]   --> src/main.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const BACK_COLOR: Color = [0.5,0.5,0.5,1.0];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 43 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "190ea354a0f6a068f1de06fe9657caf1b232342b75f91e603b70fea684006bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "190ea354a0f6a068f1de06fe9657caf1b232342b75f91e603b70fea684006bca", kill_on_drop: false }`
[INFO] [stdout] 190ea354a0f6a068f1de06fe9657caf1b232342b75f91e603b70fea684006bca
