[INFO] cloning repository https://github.com/BrickShack-Studios/VectorSpace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BrickShack-Studios/VectorSpace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrickShack-Studios%2FVectorSpace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrickShack-Studios%2FVectorSpace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6e7f2bc7ae6d0bff1ad661910b88391d814dbf2d
[INFO] checking BrickShack-Studios/VectorSpace against try#44f3504e96c944ae54fc72b5f5008f53f7eda001 for pr-136776
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBrickShack-Studios%2FVectorSpace" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BrickShack-Studios/VectorSpace on toolchain 44f3504e96c944ae54fc72b5f5008f53f7eda001
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BrickShack-Studios/VectorSpace
[INFO] finished tweaking git repo https://github.com/BrickShack-Studios/VectorSpace
[INFO] tweaked toml for git repo https://github.com/BrickShack-Studios/VectorSpace written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/BrickShack-Studios/VectorSpace 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" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bfc1e5988909f0df995350e697c1c7b5242dcbaebe9d9028614f8dbb1dcc173
[INFO] running `Command { std: "docker" "start" "-a" "8bfc1e5988909f0df995350e697c1c7b5242dcbaebe9d9028614f8dbb1dcc173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfc1e5988909f0df995350e697c1c7b5242dcbaebe9d9028614f8dbb1dcc173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfc1e5988909f0df995350e697c1c7b5242dcbaebe9d9028614f8dbb1dcc173", kill_on_drop: false }`
[INFO] [stdout] 8bfc1e5988909f0df995350e697c1c7b5242dcbaebe9d9028614f8dbb1dcc173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:3959728d45483eb673ba100a951a6b9f5012970368db2a9e08e0ac9b67c8a5ad" "/opt/rustwide/cargo-home/bin/cargo" "+44f3504e96c944ae54fc72b5f5008f53f7eda001" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8d022f1f01a1d577d606f412430857eafb3836b4a057a30ad43373bf4dd0002
[INFO] running `Command { std: "docker" "start" "-a" "d8d022f1f01a1d577d606f412430857eafb3836b4a057a30ad43373bf4dd0002", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking VectorSpace v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Canvas`
[INFO] [stdout]  --> src/./functions.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::render::{Texture, TextureCreator, Canvas};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./functions.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InitFlag` and `self`
[INFO] [stdout]  --> src/./functions.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::image::{self, LoadTexture, InitFlag};
[INFO] [stdout]   |                   ^^^^               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]  --> src/./functions.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sdl2::video::{Window, WindowContext};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./player.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./meteor.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/./meteor.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl <'a>Meteor<'a> {
[INFO] [stdout]    |       -- lifetime `'a` declared here
[INFO] [stdout] 13 |     pub fn new(x:f32, y:f32, w:u32, h:u32, speed:f32, velocity:Vec<f32>, texture:Texture<'a>) -> Meteor {
[INFO] [stdout]    |                                                                                                  ^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WindowContext` and `Window`
[INFO] [stdout]   --> src/main.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2::video::{Window, WindowContext};
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Canvas`, `TextureCreator`, and `Texture`
[INFO] [stdout]   --> src/main.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sdl2::render::{Texture, TextureCreator, Canvas};
[INFO] [stdout]    |                    ^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FontStyle`, `PartialRendering`, and `Sdl2TtfContext`
[INFO] [stdout]   --> src/main.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use sdl2::ttf::{self, PartialRendering, Sdl2TtfContext, FontStyle};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Channel` and `Chunk`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::mixer::{self, Chunk, Channel};
[INFO] [stdout]    |                         ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Canvas`
[INFO] [stdout]  --> src/./functions.rs:5:45
[INFO] [stdout]   |
[INFO] [stdout] 5 | use sdl2::render::{Texture, TextureCreator, Canvas};
[INFO] [stdout]   |                                             ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./functions.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InitFlag` and `self`
[INFO] [stdout]  --> src/./functions.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::image::{self, LoadTexture, InitFlag};
[INFO] [stdout]   |                   ^^^^               ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Window`
[INFO] [stdout]  --> src/./functions.rs:8:19
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sdl2::video::{Window, WindowContext};
[INFO] [stdout]   |                   ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./player.rs:7:18
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rect`
[INFO] [stdout]  --> src/./meteor.rs:6:18
[INFO] [stdout]   |
[INFO] [stdout] 6 | use sdl2::rect::{Rect};
[INFO] [stdout]   |                  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/./meteor.rs:13:98
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl <'a>Meteor<'a> {
[INFO] [stdout]    |       -- lifetime `'a` declared here
[INFO] [stdout] 13 |     pub fn new(x:f32, y:f32, w:u32, h:u32, speed:f32, velocity:Vec<f32>, texture:Texture<'a>) -> Meteor {
[INFO] [stdout]    |                                                                                                  ^^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `WindowContext` and `Window`
[INFO] [stdout]   --> src/main.rs:13:19
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2::video::{Window, WindowContext};
[INFO] [stdout]    |                   ^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Canvas`, `TextureCreator`, and `Texture`
[INFO] [stdout]   --> src/main.rs:14:20
[INFO] [stdout]    |
[INFO] [stdout] 14 | use sdl2::render::{Texture, TextureCreator, Canvas};
[INFO] [stdout]    |                    ^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FontStyle`, `PartialRendering`, and `Sdl2TtfContext`
[INFO] [stdout]   --> src/main.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 | use sdl2::ttf::{self, PartialRendering, Sdl2TtfContext, FontStyle};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Channel` and `Chunk`
[INFO] [stdout]   --> src/main.rs:18:25
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::mixer::{self, Chunk, Channel};
[INFO] [stdout]    |                         ^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `audio`
[INFO] [stdout]   --> src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let audio = sdl_context.audio().unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_audio`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `font`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let font = font_context.load_font("./font/kenvector_future_thin.ttf", 20).unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_font`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meteor`
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let meteor = m::Meteor::new(400f32, 300f32, 64u32, 64u32, 3f32, vec![0f32, 1f32], meteor_texture);
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_meteor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `audio`
[INFO] [stdout]   --> src/main.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 64 |     let audio = sdl_context.audio().unwrap();
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_audio`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `font`
[INFO] [stdout]   --> src/main.rs:79:9
[INFO] [stdout]    |
[INFO] [stdout] 79 |     let font = font_context.load_font("./font/kenvector_future_thin.ttf", 20).unwrap();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_font`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `meteor`
[INFO] [stdout]    --> src/main.rs:104:9
[INFO] [stdout]     |
[INFO] [stdout] 104 |     let meteor = m::Meteor::new(400f32, 300f32, 64u32, 64u32, 3f32, vec![0f32, 1f32], meteor_texture);
[INFO] [stdout]     |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_meteor`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut font_context = ttf::init().unwrap();
[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:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         for mut i in 0..entities.len() {
[INFO] [stdout]     |                             ----^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GameOver` is never constructed
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum GameState {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     GameOver
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn add_vector(v1: Vec<f32>, v2: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scalar_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn scalar_vector(v: Vec<f32>, m: f32) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn flip_vector(v: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn sub_vector(v1: Vec<f32>, v2: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `magnitude` is never used
[INFO] [stdout]   --> src/./functions.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn magnitude(vector : Vec<f32>) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize` is never used
[INFO] [stdout]   --> src/./functions.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn normalize(vector: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entity` is never constructed
[INFO] [stdout]  --> src/./entity.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Entity<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `draw`, `set_dst`, `set_src`, and `on_screen` are never used
[INFO] [stdout]   --> src/./entity.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(x:f32, y:f32, w:u32, h:u32, speed:f32, velocity:Vec<f32>, texture: Texture<'a>) -> Entity<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn draw(&self, canvas: &mut Canvas<Window>) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn set_dst(&mut self) {   
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn set_src(&mut self, x: i32, y: i32, w: i32, h: i32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shift` and `space` are never read
[INFO] [stdout]   --> src/./player.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Controller {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub shift: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub space: bool
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `score` and `lives` are never read
[INFO] [stdout]   --> src/./player.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Player<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 20 |     pub entity: e::Entity<'a>,
[INFO] [stdout] 21 |     pub score: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 22 |     pub lives: u8,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `valid_x_move`, `valid_y_move`, and `move` are never used
[INFO] [stdout]   --> src/./player.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl <'a>Player <'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn valid_x_move(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn valid_y_move(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn r#move(&mut self, controller: &Controller) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `velocity` and `speed` are never read
[INFO] [stdout]   --> src/./entity.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Entity<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub velocity: Vec<f32>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 16 |     pub speed: f32
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_src` and `on_screen` are never used
[INFO] [stdout]   --> src/./entity.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn set_src(&mut self, x: i32, y: i32, w: i32, h: i32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_intersecting` is never used
[INFO] [stdout]   --> src/./functions.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn is_intersecting(x1:i32, y1:i32, x2:i32, y2:i32, w:i32, h:i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_texture` is never used
[INFO] [stdout]   --> src/./functions.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_texture(texture_creator: &TextureCreator<WindowContext>, src: String) -> Result<Texture, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/./entity.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Entity<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub w: u32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `on_screen` is never used
[INFO] [stdout]   --> src/./entity.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             bg_sections[i].entity.draw(&mut canvas);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let _ = bg_sections[i].entity.draw(&mut canvas);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:191:41
[INFO] [stdout]     |
[INFO] [stdout] 191 | ...                   game_music.play(1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |                                         let _ = game_music.play(1);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |                                         let _ = mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:224:21
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     menu_music.play(1);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     let _ = menu_music.play(1);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:246:37
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   p.entity.draw(&mut canvas); 
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 246 |                                     let _ = p.entity.draw(&mut canvas); 
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:255:41
[INFO] [stdout]     |
[INFO] [stdout] 255 | ...                   m.entity.draw(&mut canvas);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 255 |                                         let _ = m.entity.draw(&mut canvas);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:261:25
[INFO] [stdout]     |
[INFO] [stdout] 261 |                         canvas.copy(&title_texture, None, Rect::new(450, 450, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 261 |                         let _ = canvas.copy(&title_texture, None, Rect::new(450, 450, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:262:25
[INFO] [stdout]     |
[INFO] [stdout] 262 |                         canvas.copy(&play_texture, None, Rect::new(570, 535, 60, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 262 |                         let _ = canvas.copy(&play_texture, None, Rect::new(570, 535, 60, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |                         canvas.copy(&instr_texture, None, Rect::new(525, 565, 150, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 263 |                         let _ = canvas.copy(&instr_texture, None, Rect::new(525, 565, 150, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |                         canvas.copy(&credits_texture, None, Rect::new(555, 595, 90, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 264 |                         let _ = canvas.copy(&credits_texture, None, Rect::new(555, 595, 90, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         canvas.copy(&movement_texture, None, Rect::new(100, 50, 1000, 100));   
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         let _ = canvas.copy(&movement_texture, None, Rect::new(100, 50, 1000, 100));   
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:268:25
[INFO] [stdout]     |
[INFO] [stdout] 268 |                         canvas.copy(&shoot_texture, None, Rect::new(350, 150, 500, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 268 |                         let _ = canvas.copy(&shoot_texture, None, Rect::new(350, 150, 500, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:269:25
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         canvas.copy(&pause_texture, None, Rect::new(375, 250, 450, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         let _ = canvas.copy(&pause_texture, None, Rect::new(375, 250, 450, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:270:25
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         let _ = canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         canvas.copy(&dev_texture, None, Rect::new(450, 0, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         let _ = canvas.copy(&dev_texture, None, Rect::new(450, 0, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:274:25
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         canvas.copy(&gamedev_texture, None, Rect::new(475, 90, 250, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         let _ = canvas.copy(&gamedev_texture, None, Rect::new(475, 90, 250, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:275:25
[INFO] [stdout]     |
[INFO] [stdout] 275 |                         canvas.copy(&art_texture, None, Rect::new(500, 125, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 275 |                         let _ = canvas.copy(&art_texture, None, Rect::new(500, 125, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         canvas.copy(&artist_texture, None, Rect::new(525, 210, 150, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         let _ = canvas.copy(&artist_texture, None, Rect::new(525, 210, 150, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         canvas.copy(&music_texture, None, Rect::new(475, 245, 250, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         let _ = canvas.copy(&music_texture, None, Rect::new(475, 245, 250, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:278:25
[INFO] [stdout]     |
[INFO] [stdout] 278 |                         canvas.copy(&musician_texture, None, Rect::new(475, 330, 250, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 278 |                         let _ = canvas.copy(&musician_texture, None, Rect::new(475, 330, 250, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:279:25
[INFO] [stdout]     |
[INFO] [stdout] 279 |                         canvas.copy(&sfx_texture, None, Rect::new(450, 370, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 279 |                         let _ = canvas.copy(&sfx_texture, None, Rect::new(450, 370, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         canvas.copy(&sfxer1_texture, None, Rect::new(500, 455, 200, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         let _ = canvas.copy(&sfxer1_texture, None, Rect::new(500, 455, 200, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:281:25
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         canvas.copy(&sfxer2_texture, None, Rect::new(500, 495, 200, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         let _ = canvas.copy(&sfxer2_texture, None, Rect::new(500, 495, 200, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         let _ = canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     game_music.play(1);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     let _ = game_music.play(1);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:289:21
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     let _ = mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut font_context = ttf::init().unwrap();
[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:242:29
[INFO] [stdout]     |
[INFO] [stdout] 242 |                         for mut i in 0..entities.len() {
[INFO] [stdout]     |                             ----^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `GameOver` is never constructed
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | enum GameState {
[INFO] [stdout]    |      --------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 24 |     GameOver
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub fn add_vector(v1: Vec<f32>, v2: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `scalar_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn scalar_vector(v: Vec<f32>, m: f32) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `flip_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:18:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub fn flip_vector(v: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub_vector` is never used
[INFO] [stdout]   --> src/./functions.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub fn sub_vector(v1: Vec<f32>, v2: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `magnitude` is never used
[INFO] [stdout]   --> src/./functions.rs:26:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub fn magnitude(vector : Vec<f32>) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `normalize` is never used
[INFO] [stdout]   --> src/./functions.rs:30:8
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub fn normalize(vector: Vec<f32>) -> Vec<f32> {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Entity` is never constructed
[INFO] [stdout]  --> src/./entity.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Entity<'a> {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `draw`, `set_dst`, `set_src`, and `on_screen` are never used
[INFO] [stdout]   --> src/./entity.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- associated items in this implementation
[INFO] [stdout] 20 |     pub fn new(x:f32, y:f32, w:u32, h:u32, speed:f32, velocity:Vec<f32>, texture: Texture<'a>) -> Entity<'a> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub fn draw(&self, canvas: &mut Canvas<Window>) -> Result<(), String> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     pub fn set_dst(&mut self) {   
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn set_src(&mut self, x: i32, y: i32, w: i32, h: i32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `shift` and `space` are never read
[INFO] [stdout]   --> src/./player.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Controller {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub shift: bool,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 16 |     pub space: bool
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `score` and `lives` are never read
[INFO] [stdout]   --> src/./player.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct Player<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 20 |     pub entity: e::Entity<'a>,
[INFO] [stdout] 21 |     pub score: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 22 |     pub lives: u8,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `valid_x_move`, `valid_y_move`, and `move` are never used
[INFO] [stdout]   --> src/./player.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl <'a>Player <'a> {
[INFO] [stdout]    | -------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub fn valid_x_move(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn valid_y_move(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn r#move(&mut self, controller: &Controller) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `velocity` and `speed` are never read
[INFO] [stdout]   --> src/./entity.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Entity<'a> {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     pub velocity: Vec<f32>,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 16 |     pub speed: f32
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_src` and `on_screen` are never used
[INFO] [stdout]   --> src/./entity.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn set_src(&mut self, x: i32, y: i32, w: i32, h: i32) {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_intersecting` is never used
[INFO] [stdout]   --> src/./functions.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub fn is_intersecting(x1:i32, y1:i32, x2:i32, y2:i32, w:i32, h:i32) -> bool {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_texture` is never used
[INFO] [stdout]   --> src/./functions.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub fn get_texture(texture_creator: &TextureCreator<WindowContext>, src: String) -> Result<Texture, String> {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `w` is never read
[INFO] [stdout]   --> src/./entity.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub struct Entity<'a> {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     pub w: u32,
[INFO] [stdout]    |         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `on_screen` is never used
[INFO] [stdout]   --> src/./entity.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 19 | impl <'a>Entity<'a> {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub fn on_screen(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:135:13
[INFO] [stdout]     |
[INFO] [stdout] 135 |             bg_sections[i].entity.draw(&mut canvas);
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let _ = bg_sections[i].entity.draw(&mut canvas);
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:191:41
[INFO] [stdout]     |
[INFO] [stdout] 191 | ...                   game_music.play(1);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 191 |                                         let _ = game_music.play(1);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:192:41
[INFO] [stdout]     |
[INFO] [stdout] 192 | ...                   mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 192 |                                         let _ = mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:224:21
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     menu_music.play(1);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 224 |                     let _ = menu_music.play(1);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:246:37
[INFO] [stdout]     |
[INFO] [stdout] 246 | ...                   p.entity.draw(&mut canvas); 
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 246 |                                     let _ = p.entity.draw(&mut canvas); 
[INFO] [stdout]     |                                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:255:41
[INFO] [stdout]     |
[INFO] [stdout] 255 | ...                   m.entity.draw(&mut canvas);
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 255 |                                         let _ = m.entity.draw(&mut canvas);
[INFO] [stdout]     |                                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:261:25
[INFO] [stdout]     |
[INFO] [stdout] 261 |                         canvas.copy(&title_texture, None, Rect::new(450, 450, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 261 |                         let _ = canvas.copy(&title_texture, None, Rect::new(450, 450, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:262:25
[INFO] [stdout]     |
[INFO] [stdout] 262 |                         canvas.copy(&play_texture, None, Rect::new(570, 535, 60, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 262 |                         let _ = canvas.copy(&play_texture, None, Rect::new(570, 535, 60, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:263:25
[INFO] [stdout]     |
[INFO] [stdout] 263 |                         canvas.copy(&instr_texture, None, Rect::new(525, 565, 150, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 263 |                         let _ = canvas.copy(&instr_texture, None, Rect::new(525, 565, 150, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |                         canvas.copy(&credits_texture, None, Rect::new(555, 595, 90, 35));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 264 |                         let _ = canvas.copy(&credits_texture, None, Rect::new(555, 595, 90, 35));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:267:25
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         canvas.copy(&movement_texture, None, Rect::new(100, 50, 1000, 100));   
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 267 |                         let _ = canvas.copy(&movement_texture, None, Rect::new(100, 50, 1000, 100));   
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:268:25
[INFO] [stdout]     |
[INFO] [stdout] 268 |                         canvas.copy(&shoot_texture, None, Rect::new(350, 150, 500, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 268 |                         let _ = canvas.copy(&shoot_texture, None, Rect::new(350, 150, 500, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:269:25
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         canvas.copy(&pause_texture, None, Rect::new(375, 250, 450, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 269 |                         let _ = canvas.copy(&pause_texture, None, Rect::new(375, 250, 450, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:270:25
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         let _ = canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:273:25
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         canvas.copy(&dev_texture, None, Rect::new(450, 0, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 273 |                         let _ = canvas.copy(&dev_texture, None, Rect::new(450, 0, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:274:25
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         canvas.copy(&gamedev_texture, None, Rect::new(475, 90, 250, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 274 |                         let _ = canvas.copy(&gamedev_texture, None, Rect::new(475, 90, 250, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:275:25
[INFO] [stdout]     |
[INFO] [stdout] 275 |                         canvas.copy(&art_texture, None, Rect::new(500, 125, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 275 |                         let _ = canvas.copy(&art_texture, None, Rect::new(500, 125, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:276:25
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         canvas.copy(&artist_texture, None, Rect::new(525, 210, 150, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 276 |                         let _ = canvas.copy(&artist_texture, None, Rect::new(525, 210, 150, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:277:25
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         canvas.copy(&music_texture, None, Rect::new(475, 245, 250, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 277 |                         let _ = canvas.copy(&music_texture, None, Rect::new(475, 245, 250, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:278:25
[INFO] [stdout]     |
[INFO] [stdout] 278 |                         canvas.copy(&musician_texture, None, Rect::new(475, 330, 250, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 278 |                         let _ = canvas.copy(&musician_texture, None, Rect::new(475, 330, 250, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:279:25
[INFO] [stdout]     |
[INFO] [stdout] 279 |                         canvas.copy(&sfx_texture, None, Rect::new(450, 370, 300, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 279 |                         let _ = canvas.copy(&sfx_texture, None, Rect::new(450, 370, 300, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:280:25
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         canvas.copy(&sfxer1_texture, None, Rect::new(500, 455, 200, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 280 |                         let _ = canvas.copy(&sfxer1_texture, None, Rect::new(500, 455, 200, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:281:25
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         canvas.copy(&sfxer2_texture, None, Rect::new(500, 495, 200, 50));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 281 |                         let _ = canvas.copy(&sfxer2_texture, None, Rect::new(500, 495, 200, 50));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:282:25
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 282 |                         let _ = canvas.copy(&back_texture, None, Rect::new(500, 550, 200, 100));
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:288:21
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     game_music.play(1);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 288 |                     let _ = game_music.play(1);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:289:21
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 289 |                     let _ = mixer::Music::set_pos(6.9);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.26s
[INFO] running `Command { std: "docker" "inspect" "d8d022f1f01a1d577d606f412430857eafb3836b4a057a30ad43373bf4dd0002", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8d022f1f01a1d577d606f412430857eafb3836b4a057a30ad43373bf4dd0002", kill_on_drop: false }`
[INFO] [stdout] d8d022f1f01a1d577d606f412430857eafb3836b4a057a30ad43373bf4dd0002
