[INFO] cloning repository https://github.com/mahimahi42/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mahimahi42/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahimahi42%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahimahi42%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 094b1ec56ce474369a81daa3b4654a3b2b4afe3a
[INFO] checking mahimahi42/chip8 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahimahi42%2Fchip8" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mahimahi42/chip8
[INFO] finished tweaking git repo https://github.com/mahimahi42/chip8
[INFO] tweaked toml for git repo https://github.com/mahimahi42/chip8 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mahimahi42/chip8 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mahimahi42/chip8 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded fps_clock v2.0.0
[INFO] [stderr]   Downloaded getrandom v0.1.7
[INFO] [stderr]   Downloaded c_vec v1.3.3
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f2a4c73d9e1b60d4356db59756182bad20f0d38bcb8813e68762c75664a4edc
[INFO] running `Command { std: "docker" "start" "-a" "2f2a4c73d9e1b60d4356db59756182bad20f0d38bcb8813e68762c75664a4edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f2a4c73d9e1b60d4356db59756182bad20f0d38bcb8813e68762c75664a4edc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2a4c73d9e1b60d4356db59756182bad20f0d38bcb8813e68762c75664a4edc", kill_on_drop: false }`
[INFO] [stdout] 2f2a4c73d9e1b60d4356db59756182bad20f0d38bcb8813e68762c75664a4edc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f60297d266e4dc0617735a9bdda7e46f381e5d326444a974859b140031a2b0e4
[INFO] running `Command { std: "docker" "start" "-a" "f60297d266e4dc0617735a9bdda7e46f381e5d326444a974859b140031a2b0e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]     Checking c_vec v1.3.3
[INFO] [stderr]     Checking fps_clock v2.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.7
[INFO] [stderr]     Checking rand_os v0.1.3
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[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `self::audio::Chip8Audio`
[INFO] [stdout]  --> src/audio/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::audio::Chip8Audio;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng`
[INFO] [stdout]  --> src/cpu/cpu.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{SeedableRng, RngCore, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::cpu::Chip8Cpu`
[INFO] [stdout]  --> src/cpu/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::cpu::Chip8Cpu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::EventPump`
[INFO] [stdout]  --> src/display/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::EventPump;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::display::Chip8Display`
[INFO] [stdout]  --> src/display/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::display::Chip8Display;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::input::Chip8Input`
[INFO] [stdout]  --> src/input/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::input::Chip8Input;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Audio` is never constructed
[INFO] [stdout]  --> src/audio/audio.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Chip8Audio {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `play`, and `stop` are never used
[INFO] [stdout]   --> src/audio/audio.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Chip8Audio {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn play(&self) { self.device.resume(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 31 |     pub fn stop(&self) { self.device.pause(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareWave` is never constructed
[INFO] [stdout]   --> src/audio/audio.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct SquareWave {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `RAM` is never used
[INFO] [stdout]  --> src/cpu/cpu.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const RAM: usize = 4096;
[INFO] [stdout]   |       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]   --> src/cpu/cpu.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HEIGHT: usize = 32;
[INFO] [stdout]    |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]   --> src/cpu/cpu.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const WIDTH: usize = 64;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PROG_START` is never used
[INFO] [stdout]   --> src/cpu/cpu.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const PROG_START: usize = 0x200;
[INFO] [stdout]    |       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FONT` is never used
[INFO] [stdout]   --> src/cpu/cpu.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const FONT: [u8; 80] = [
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Opcode` is never constructed
[INFO] [stdout]   --> src/cpu/cpu.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Opcode {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/cpu/cpu.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | impl Opcode {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 44 |     pub fn new(opcode: u16) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Cpu` is never constructed
[INFO] [stdout]   --> src/cpu/cpu.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct Chip8Cpu {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/cpu/cpu.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 102 | impl Chip8Cpu {
[INFO] [stdout]     | ------------- associated items in this implementation
[INFO] [stdout] 103 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 124 |     pub fn load_rom(&mut self, path: &str) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 138 |     fn read_rom(&self, path: &str) -> Result<Vec<u8>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     fn fetch_opcode(&self) -> Opcode {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 151 |     pub fn tick(&mut self, input: [bool; 16]) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 163 |     fn decode_opcode(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 222 |     fn jp_addr_1nnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 226 |     fn call_addr_2nnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 232 |     fn se_vx_kk_3xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 236 |     fn sne_vx_kk_4xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 240 |     fn se_vx_vy_5xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 244 |     fn ld_vx_kk_6xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 249 |     fn add_vx_kk_7xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 255 |     fn ld_vx_vy_8xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 260 |     fn or_vx_vy_8xy1(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 265 |     fn and_vx_vy_8xy2(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 270 |     fn xor_vx_vy_8xy3(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 275 |     fn add_vx_vy_8xy4(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 282 |     fn sub_vx_vy_8xy5(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 289 |     fn shr_vx_8xy6(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 295 |     fn subn_vx_vy_8xy7(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 308 |     fn sne_vx_vy_9xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 328 |     fn drw_vx_vy_n_Dxyn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 343 |     fn skp_vx_Ex9E(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 352 |     fn sknp_vx_ExA1(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 366 |     fn ld_vx_k_Fx0A(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCALE` is never used
[INFO] [stdout]  --> src/display/display.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const SCALE: u32 = 10;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/display/display.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: u32 = 32;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]   --> src/display/display.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const WIDTH: u32 = 64;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCREEN_HEIGHT` is never used
[INFO] [stdout]   --> src/display/display.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const SCREEN_HEIGHT: u32 = SCALE * HEIGHT;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCREEN_WIDTH` is never used
[INFO] [stdout]   --> src/display/display.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const SCREEN_WIDTH: u32 = SCALE * WIDTH;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Display` is never constructed
[INFO] [stdout]   --> src/display/display.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Chip8Display {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `draw`, and `pix_color` are never used
[INFO] [stdout]   --> src/display/display.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Chip8Display {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn draw(&mut self, vram: &[[u8; WIDTH as usize]; HEIGHT as usize]) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn pix_color(pix: u8) -> pixels::Color {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Input` is never constructed
[INFO] [stdout]  --> src/input/input.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Chip8Input {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `poll` are never used
[INFO] [stdout]   --> src/input/input.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Chip8Input {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn poll(&self) -> [bool; 16] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `cls_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shl_vx_8xyE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `shl_vx_8xy_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn drw_vx_vy_n_Dxyn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn skp_vx_Ex9E(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:352:8
[INFO] [stdout]     |
[INFO] [stdout] 352 |     fn sknp_vx_ExA1(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_k_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn ld_vx_k_Fx0A(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_vx_k_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:380:8
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:403:8
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng`
[INFO] [stdout]  --> src/cpu/cpu.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{SeedableRng, RngCore, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::EventPump`
[INFO] [stdout]  --> src/display/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::EventPump;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::audio::Chip8Audio`
[INFO] [stdout]  --> src/audio/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::audio::Chip8Audio;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng`
[INFO] [stdout]  --> src/cpu/cpu.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{SeedableRng, RngCore, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::cpu::Chip8Cpu`
[INFO] [stdout]  --> src/cpu/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::cpu::Chip8Cpu;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::EventPump`
[INFO] [stdout]  --> src/display/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::EventPump;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::display::Chip8Display`
[INFO] [stdout]  --> src/display/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::display::Chip8Display;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::input::Chip8Input`
[INFO] [stdout]  --> src/input/mod.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub use self::input::Chip8Input;
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `cls_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shl_vx_8xyE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `shl_vx_8xy_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn drw_vx_vy_n_Dxyn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn skp_vx_Ex9E(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:352:8
[INFO] [stdout]     |
[INFO] [stdout] 352 |     fn sknp_vx_ExA1(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_k_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn ld_vx_k_Fx0A(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_vx_k_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:380:8
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:403:8
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng` and `SeedableRng`
[INFO] [stdout]  --> src/cpu/cpu.rs:6:12
[INFO] [stdout]   |
[INFO] [stdout] 6 | use rand::{SeedableRng, RngCore, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^^           ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::EventPump`
[INFO] [stdout]  --> src/display/display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use sdl2::EventPump;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Audio` is never constructed
[INFO] [stdout]  --> src/audio/audio.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Chip8Audio {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `play`, and `stop` are never used
[INFO] [stdout]   --> src/audio/audio.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Chip8Audio {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub fn play(&self) { self.device.resume(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 31 |     pub fn stop(&self) { self.device.pause(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `SquareWave` is never constructed
[INFO] [stdout]   --> src/audio/audio.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | struct SquareWave {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCALE` is never used
[INFO] [stdout]  --> src/display/display.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 | const SCALE: u32 = 10;
[INFO] [stdout]   |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `HEIGHT` is never used
[INFO] [stdout]  --> src/display/display.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: u32 = 32;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `WIDTH` is never used
[INFO] [stdout]   --> src/display/display.rs:10:7
[INFO] [stdout]    |
[INFO] [stdout] 10 | const WIDTH: u32 = 64;
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCREEN_HEIGHT` is never used
[INFO] [stdout]   --> src/display/display.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const SCREEN_HEIGHT: u32 = SCALE * HEIGHT;
[INFO] [stdout]    |       ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `SCREEN_WIDTH` is never used
[INFO] [stdout]   --> src/display/display.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const SCREEN_WIDTH: u32 = SCALE * WIDTH;
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Display` is never constructed
[INFO] [stdout]   --> src/display/display.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Chip8Display {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `draw`, and `pix_color` are never used
[INFO] [stdout]   --> src/display/display.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | impl Chip8Display {
[INFO] [stdout]    | ----------------- associated items in this implementation
[INFO] [stdout] 19 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 37 |     pub fn draw(&mut self, vram: &[[u8; WIDTH as usize]; HEIGHT as usize]) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     fn pix_color(pix: u8) -> pixels::Color {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Chip8Input` is never constructed
[INFO] [stdout]  --> src/input/input.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Chip8Input {
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `poll` are never used
[INFO] [stdout]   --> src/input/input.rs:8:12
[INFO] [stdout]    |
[INFO] [stdout]  7 | impl Chip8Input {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout]  8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub fn poll(&self) -> [bool; 16] {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `cls_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shl_vx_8xyE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `shl_vx_8xy_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn drw_vx_vy_n_Dxyn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn skp_vx_Ex9E(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:352:8
[INFO] [stdout]     |
[INFO] [stdout] 352 |     fn sknp_vx_ExA1(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_k_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn ld_vx_k_Fx0A(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_vx_k_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:380:8
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:403:8
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:583:8
[INFO] [stdout]     |
[INFO] [stdout] 583 |     fn cpu_cls_00E0() {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_cls_00_e0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:588:8
[INFO] [stdout]     |
[INFO] [stdout] 588 |     fn cpu_ret_00EE() {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_shl_vx_8xyE_msb_one` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:806:8
[INFO] [stdout]     |
[INFO] [stdout] 806 |     fn cpu_shl_vx_8xyE_msb_one() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_shl_vx_8xy_e_msb_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_shl_vx_8xyE_msb_zero` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:816:8
[INFO] [stdout]     |
[INFO] [stdout] 816 |     fn cpu_shl_vx_8xyE_msb_zero() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_shl_vx_8xy_e_msb_zero`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:841:8
[INFO] [stdout]     |
[INFO] [stdout] 841 |     fn cpu_ld_i_addr_Annn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:849:8
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn cpu_jp_v0_addr_Bnnn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:858:8
[INFO] [stdout]     |
[INFO] [stdout] 858 |     fn cpu_rnd_vx_kk_Cxkk() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:867:8
[INFO] [stdout]     |
[INFO] [stdout] 867 |     fn cpu_drw_vx_vy_n_Dxyn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:873:8
[INFO] [stdout]     |
[INFO] [stdout] 873 |     fn cpu_skp_vx_Ex9E() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:879:8
[INFO] [stdout]     |
[INFO] [stdout] 879 |     fn cpu_sknp_vx_ExA1() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:884:8
[INFO] [stdout]     |
[INFO] [stdout] 884 |     fn cpu_ld_vx_dt_Fx07() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_key_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:894:8
[INFO] [stdout]     |
[INFO] [stdout] 894 |     fn cpu_ld_vx_key_Fx0A() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ld_vx_key_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:899:8
[INFO] [stdout]     |
[INFO] [stdout] 899 |     fn cpu_ld_dt_vx_Fx15() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:908:8
[INFO] [stdout]     |
[INFO] [stdout] 908 |     fn cpu_ld_st_vx_Fx18() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:917:8
[INFO] [stdout]     |
[INFO] [stdout] 917 |     fn cpu_add_i_vx_Fx1E() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:927:8
[INFO] [stdout]     |
[INFO] [stdout] 927 |     fn cpu_ld_f_vx_Fx29() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:936:8
[INFO] [stdout]     |
[INFO] [stdout] 936 |     fn cpu_ld_b_vx_Fx33() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:947:8
[INFO] [stdout]     |
[INFO] [stdout] 947 |     fn cpu_ld_i_vx_Fx55() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:960:8
[INFO] [stdout]     |
[INFO] [stdout] 960 |     fn cpu_ld_vx_i_Fx65() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `cls_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^ help: convert the identifier to snake case: `ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `shl_vx_8xyE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `shl_vx_8xy_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:328:8
[INFO] [stdout]     |
[INFO] [stdout] 328 |     fn drw_vx_vy_n_Dxyn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:343:8
[INFO] [stdout]     |
[INFO] [stdout] 343 |     fn skp_vx_Ex9E(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^ help: convert the identifier to snake case: `skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:352:8
[INFO] [stdout]     |
[INFO] [stdout] 352 |     fn sknp_vx_ExA1(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_k_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 |     fn ld_vx_k_Fx0A(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `ld_vx_k_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:380:8
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^ help: convert the identifier to snake case: `add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:403:8
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_cls_00E0` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:583:8
[INFO] [stdout]     |
[INFO] [stdout] 583 |     fn cpu_cls_00E0() {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_cls_00_e0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ret_00EE` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:588:8
[INFO] [stdout]     |
[INFO] [stdout] 588 |     fn cpu_ret_00EE() {
[INFO] [stdout]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ret_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_shl_vx_8xyE_msb_one` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:806:8
[INFO] [stdout]     |
[INFO] [stdout] 806 |     fn cpu_shl_vx_8xyE_msb_one() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_shl_vx_8xy_e_msb_one`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_shl_vx_8xyE_msb_zero` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:816:8
[INFO] [stdout]     |
[INFO] [stdout] 816 |     fn cpu_shl_vx_8xyE_msb_zero() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_shl_vx_8xy_e_msb_zero`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_i_addr_Annn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:841:8
[INFO] [stdout]     |
[INFO] [stdout] 841 |     fn cpu_ld_i_addr_Annn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ld_i_addr_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_jp_v0_addr_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:849:8
[INFO] [stdout]     |
[INFO] [stdout] 849 |     fn cpu_jp_v0_addr_Bnnn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_jp_v0_addr_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_rnd_vx_kk_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:858:8
[INFO] [stdout]     |
[INFO] [stdout] 858 |     fn cpu_rnd_vx_kk_Cxkk() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_rnd_vx_kk_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_drw_vx_vy_n_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:867:8
[INFO] [stdout]     |
[INFO] [stdout] 867 |     fn cpu_drw_vx_vy_n_Dxyn() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_drw_vx_vy_n_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_skp_vx_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:873:8
[INFO] [stdout]     |
[INFO] [stdout] 873 |     fn cpu_skp_vx_Ex9E() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_skp_vx_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_sknp_vx_ExA1` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:879:8
[INFO] [stdout]     |
[INFO] [stdout] 879 |     fn cpu_sknp_vx_ExA1() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_sknp_vx_ex_a1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_dt_Fx07` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:884:8
[INFO] [stdout]     |
[INFO] [stdout] 884 |     fn cpu_ld_vx_dt_Fx07() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_vx_dt_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_key_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:894:8
[INFO] [stdout]     |
[INFO] [stdout] 894 |     fn cpu_ld_vx_key_Fx0A() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_ld_vx_key_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_dt_vx_Fx15` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:899:8
[INFO] [stdout]     |
[INFO] [stdout] 899 |     fn cpu_ld_dt_vx_Fx15() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_dt_vx_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_st_vx_Fx18` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:908:8
[INFO] [stdout]     |
[INFO] [stdout] 908 |     fn cpu_ld_st_vx_Fx18() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_st_vx_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_add_i_vx_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:917:8
[INFO] [stdout]     |
[INFO] [stdout] 917 |     fn cpu_add_i_vx_Fx1E() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `cpu_add_i_vx_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_f_vx_Fx29` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:927:8
[INFO] [stdout]     |
[INFO] [stdout] 927 |     fn cpu_ld_f_vx_Fx29() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_f_vx_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_b_vx_Fx33` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:936:8
[INFO] [stdout]     |
[INFO] [stdout] 936 |     fn cpu_ld_b_vx_Fx33() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_b_vx_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_i_vx_Fx55` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:947:8
[INFO] [stdout]     |
[INFO] [stdout] 947 |     fn cpu_ld_i_vx_Fx55() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_i_vx_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cpu_ld_vx_i_Fx65` should have a snake case name
[INFO] [stdout]    --> src/cpu/cpu.rs:960:8
[INFO] [stdout]     |
[INFO] [stdout] 960 |     fn cpu_ld_vx_i_Fx65() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `cpu_ld_vx_i_fx65`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "f60297d266e4dc0617735a9bdda7e46f381e5d326444a974859b140031a2b0e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f60297d266e4dc0617735a9bdda7e46f381e5d326444a974859b140031a2b0e4", kill_on_drop: false }`
[INFO] [stdout] f60297d266e4dc0617735a9bdda7e46f381e5d326444a974859b140031a2b0e4
