[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] testing mahimahi42/chip8 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmahimahi42%2Fchip8" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mahimahi42/chip8 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-2/source/Cargo.toml
[INFO] crate git repo https://github.com/mahimahi42/chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6547a0e0355cc238ac85510fe4d72ad81fe5e80e48e00ebe6e70d5108fd9469a
[INFO] running `Command { std: "docker" "start" "-a" "6547a0e0355cc238ac85510fe4d72ad81fe5e80e48e00ebe6e70d5108fd9469a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6547a0e0355cc238ac85510fe4d72ad81fe5e80e48e00ebe6e70d5108fd9469a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6547a0e0355cc238ac85510fe4d72ad81fe5e80e48e00ebe6e70d5108fd9469a", kill_on_drop: false }`
[INFO] [stdout] 6547a0e0355cc238ac85510fe4d72ad81fe5e80e48e00ebe6e70d5108fd9469a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7006e87b0d3d4a64b77f1fac0462897f146de9e32e8cc5d2e03bf5f7df5f8858
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7006e87b0d3d4a64b77f1fac0462897f146de9e32e8cc5d2e03bf5f7df5f8858", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling rand_core v0.4.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling c_vec v1.3.3
[INFO] [stderr]    Compiling fps_clock v2.0.0
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Rng`, `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)]` 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 is never constructed: `Chip8Audio`
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]  --> src/audio/audio.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `play`
[INFO] [stdout]   --> src/audio/audio.rs:30:12
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn play(&self) { self.device.resume(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stop`
[INFO] [stdout]   --> src/audio/audio.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn stop(&self) { self.device.pause(); }
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `RAM`
[INFO] [stdout]  --> src/cpu/cpu.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const RAM: usize = 4096;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT`
[INFO] [stdout]   --> src/cpu/cpu.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const HEIGHT: usize = 32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WIDTH`
[INFO] [stdout]   --> src/cpu/cpu.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const WIDTH: usize = 64;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `PROG_START`
[INFO] [stdout]   --> src/cpu/cpu.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const PROG_START: usize = 0x200;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FONT`
[INFO] [stdout]   --> src/cpu/cpu.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / const FONT: [u8; 80] = [
[INFO] [stdout] 14 | |     0xF0, 0x90, 0x90, 0x90, 0xF0,
[INFO] [stdout] 15 | |     0x20, 0x60, 0x20, 0x20, 0x70,
[INFO] [stdout] 16 | |     0xF0, 0x10, 0xF0, 0x80, 0xF0,
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     0xF0, 0x80, 0xF0, 0x80, 0x80,
[INFO] [stdout] 30 | | ];
[INFO] [stdout]    | |__^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip8Cpu`
[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: associated function is never used: `new`
[INFO] [stdout]    --> src/cpu/cpu.rs:103:12
[INFO] [stdout]     |
[INFO] [stdout] 103 |     pub fn new() -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_rom`
[INFO] [stdout]    --> src/cpu/cpu.rs:124:12
[INFO] [stdout]     |
[INFO] [stdout] 124 |     pub fn load_rom(&mut self, path: &str) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `read_rom`
[INFO] [stdout]    --> src/cpu/cpu.rs:138:8
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn read_rom(&self, path: &str) -> Result<Vec<u8>> {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fetch_opcode`
[INFO] [stdout]    --> src/cpu/cpu.rs:147:8
[INFO] [stdout]     |
[INFO] [stdout] 147 |     fn fetch_opcode(&self) -> Opcode {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `tick`
[INFO] [stdout]    --> src/cpu/cpu.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn tick(&mut self, input: [bool; 16]) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `decode_opcode`
[INFO] [stdout]    --> src/cpu/cpu.rs:163:8
[INFO] [stdout]     |
[INFO] [stdout] 163 |     fn decode_opcode(&mut self, op: Opcode, input: [bool; 16]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cls_00E0`
[INFO] [stdout]    --> src/cpu/cpu.rs:207:8
[INFO] [stdout]     |
[INFO] [stdout] 207 |     fn cls_00E0(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ret_00EE`
[INFO] [stdout]    --> src/cpu/cpu.rs:217:8
[INFO] [stdout]     |
[INFO] [stdout] 217 |     fn ret_00EE(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jp_addr_1nnn`
[INFO] [stdout]    --> src/cpu/cpu.rs:222:8
[INFO] [stdout]     |
[INFO] [stdout] 222 |     fn jp_addr_1nnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `call_addr_2nnn`
[INFO] [stdout]    --> src/cpu/cpu.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout] 226 |     fn call_addr_2nnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `se_vx_kk_3xkk`
[INFO] [stdout]    --> src/cpu/cpu.rs:232:8
[INFO] [stdout]     |
[INFO] [stdout] 232 |     fn se_vx_kk_3xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sne_vx_kk_4xkk`
[INFO] [stdout]    --> src/cpu/cpu.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 236 |     fn sne_vx_kk_4xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `se_vx_vy_5xy0`
[INFO] [stdout]    --> src/cpu/cpu.rs:240:8
[INFO] [stdout]     |
[INFO] [stdout] 240 |     fn se_vx_vy_5xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_vx_kk_6xkk`
[INFO] [stdout]    --> src/cpu/cpu.rs:244:8
[INFO] [stdout]     |
[INFO] [stdout] 244 |     fn ld_vx_kk_6xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_vx_kk_7xkk`
[INFO] [stdout]    --> src/cpu/cpu.rs:249:8
[INFO] [stdout]     |
[INFO] [stdout] 249 |     fn add_vx_kk_7xkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_vx_vy_8xy0`
[INFO] [stdout]    --> src/cpu/cpu.rs:255:8
[INFO] [stdout]     |
[INFO] [stdout] 255 |     fn ld_vx_vy_8xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `or_vx_vy_8xy1`
[INFO] [stdout]    --> src/cpu/cpu.rs:260:8
[INFO] [stdout]     |
[INFO] [stdout] 260 |     fn or_vx_vy_8xy1(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `and_vx_vy_8xy2`
[INFO] [stdout]    --> src/cpu/cpu.rs:265:8
[INFO] [stdout]     |
[INFO] [stdout] 265 |     fn and_vx_vy_8xy2(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `xor_vx_vy_8xy3`
[INFO] [stdout]    --> src/cpu/cpu.rs:270:8
[INFO] [stdout]     |
[INFO] [stdout] 270 |     fn xor_vx_vy_8xy3(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_vx_vy_8xy4`
[INFO] [stdout]    --> src/cpu/cpu.rs:275:8
[INFO] [stdout]     |
[INFO] [stdout] 275 |     fn add_vx_vy_8xy4(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_vx_vy_8xy5`
[INFO] [stdout]    --> src/cpu/cpu.rs:282:8
[INFO] [stdout]     |
[INFO] [stdout] 282 |     fn sub_vx_vy_8xy5(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shr_vx_8xy6`
[INFO] [stdout]    --> src/cpu/cpu.rs:289:8
[INFO] [stdout]     |
[INFO] [stdout] 289 |     fn shr_vx_8xy6(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `subn_vx_vy_8xy7`
[INFO] [stdout]    --> src/cpu/cpu.rs:295:8
[INFO] [stdout]     |
[INFO] [stdout] 295 |     fn subn_vx_vy_8xy7(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shl_vx_8xyE`
[INFO] [stdout]    --> src/cpu/cpu.rs:302:8
[INFO] [stdout]     |
[INFO] [stdout] 302 |     fn shl_vx_8xyE(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sne_vx_vy_9xy0`
[INFO] [stdout]    --> src/cpu/cpu.rs:308:8
[INFO] [stdout]     |
[INFO] [stdout] 308 |     fn sne_vx_vy_9xy0(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_i_addr_Annn`
[INFO] [stdout]    --> src/cpu/cpu.rs:312:8
[INFO] [stdout]     |
[INFO] [stdout] 312 |     fn ld_i_addr_Annn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jp_v0_addr_Bnnn`
[INFO] [stdout]    --> src/cpu/cpu.rs:317:8
[INFO] [stdout]     |
[INFO] [stdout] 317 |     fn jp_v0_addr_Bnnn(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rnd_vx_kk_Cxkk`
[INFO] [stdout]    --> src/cpu/cpu.rs:321:8
[INFO] [stdout]     |
[INFO] [stdout] 321 |     fn rnd_vx_kk_Cxkk(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `drw_vx_vy_n_Dxyn`
[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]     |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skp_vx_Ex9E`
[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]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sknp_vx_ExA1`
[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]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_vx_dt_Fx07`
[INFO] [stdout]    --> src/cpu/cpu.rs:361:8
[INFO] [stdout]     |
[INFO] [stdout] 361 |     fn ld_vx_dt_Fx07(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_vx_k_Fx0A`
[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]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_dt_vx_Fx15`
[INFO] [stdout]    --> src/cpu/cpu.rs:375:8
[INFO] [stdout]     |
[INFO] [stdout] 375 |     fn ld_dt_vx_Fx15(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_st_vx_Fx18`
[INFO] [stdout]    --> src/cpu/cpu.rs:380:8
[INFO] [stdout]     |
[INFO] [stdout] 380 |     fn ld_st_vx_Fx18(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_i_vx_Fx1E`
[INFO] [stdout]    --> src/cpu/cpu.rs:385:8
[INFO] [stdout]     |
[INFO] [stdout] 385 |     fn add_i_vx_Fx1E(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_f_vx_Fx29`
[INFO] [stdout]    --> src/cpu/cpu.rs:391:8
[INFO] [stdout]     |
[INFO] [stdout] 391 |     fn ld_f_vx_Fx29(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_b_vx_Fx33`
[INFO] [stdout]    --> src/cpu/cpu.rs:396:8
[INFO] [stdout]     |
[INFO] [stdout] 396 |     fn ld_b_vx_Fx33(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_i_vx_Fx55`
[INFO] [stdout]    --> src/cpu/cpu.rs:403:8
[INFO] [stdout]     |
[INFO] [stdout] 403 |     fn ld_i_vx_Fx55(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ld_vx_i_Fx65`
[INFO] [stdout]    --> src/cpu/cpu.rs:410:8
[INFO] [stdout]     |
[INFO] [stdout] 410 |     fn ld_vx_i_Fx65(&mut self, op: Opcode) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCALE`
[INFO] [stdout]  --> src/display/display.rs:8:1
[INFO] [stdout]   |
[INFO] [stdout] 8 | const SCALE: u32 = 10;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `HEIGHT`
[INFO] [stdout]  --> src/display/display.rs:9:1
[INFO] [stdout]   |
[INFO] [stdout] 9 | const HEIGHT: u32 = 32;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WIDTH`
[INFO] [stdout]   --> src/display/display.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const WIDTH: u32 = 64;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_HEIGHT`
[INFO] [stdout]   --> src/display/display.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const SCREEN_HEIGHT: u32 = SCALE * HEIGHT;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SCREEN_WIDTH`
[INFO] [stdout]   --> src/display/display.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const SCREEN_WIDTH: u32 = SCALE * WIDTH;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip8Display`
[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 function is never used: `new`
[INFO] [stdout]   --> src/display/display.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw`
[INFO] [stdout]   --> src/display/display.rs:37:12
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub fn draw(&mut self, vram: &[[u8; WIDTH as usize]; HEIGHT as usize]) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `pix_color`
[INFO] [stdout]   --> src/display/display.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     fn pix_color(pix: u8) -> pixels::Color {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip8Input`
[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 function is never used: `new`
[INFO] [stdout]  --> src/input/input.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn new(sdl: &sdl2::Sdl) -> Self {
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `poll`
[INFO] [stdout]   --> src/input/input.rs:14:12
[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)]` 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: 82 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Rng`, `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)]` 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: 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)]` 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] error: linking with `cc` failed: exit code: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-Wl,--eh-frame-hdr" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.chip8.3qubv95f-cgu.9.rcgu.o" "-o" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb" "/opt/rustwide/target/debug/deps/chip8-44baa34dcb519adb.42r3f4i7raat3b5d.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libsdl2-e4651a2f743bc474.rlib" "/opt/rustwide/target/debug/deps/librand-c95c00f823050160.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-7ac0bbf33eab17c3.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-d107ac4da851d8a4.rlib" "/opt/rustwide/target/debug/deps/librand_hc-7616e3bb64dc5ef6.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-e5e951c0052c9d12.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-b2748fbbad7a886b.rlib" "/opt/rustwide/target/debug/deps/librand_core-9df86ead2ee4a580.rlib" "/opt/rustwide/target/debug/deps/librand_os-845fdc43c5e3af01.rlib" "/opt/rustwide/target/debug/deps/librand_jitter-867248efe33f2c01.rlib" "/opt/rustwide/target/debug/deps/librand_core-28553c25b52e4ac6.rlib" "/opt/rustwide/target/debug/deps/libc_vec-62638e0f325d0288.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-5fbf577eb7758be1.rlib" "/opt/rustwide/target/debug/deps/libnum-dade30aaf047c902.rlib" "/opt/rustwide/target/debug/deps/libnum_iter-5ff5d2ff10f5f9c4.rlib" "/opt/rustwide/target/debug/deps/libnum_integer-b45da344ed97116b.rlib" "/opt/rustwide/target/debug/deps/libnum_traits-b21e8a885fec5e11.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-d775659c0dd65d16.rlib" "/opt/rustwide/target/debug/deps/librand-db56a8492e349566.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-396e3b380770ec9f.rlib" "/opt/rustwide/target/debug/deps/libc2_chacha-9d53ee3a8eb8d696.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-99a9afc4039325cf.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-95255a913897c8ce.rlib" "/opt/rustwide/target/debug/deps/librand_core-1f6e81582ee96350.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-1284e95c71bf0c4e.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-45df0fd50fa2e287.rlib" "/opt/rustwide/target/debug/deps/libfps_clock-27289b8909ed800a.rlib" "/opt/rustwide/target/debug/deps/libclap-fb0bcb2d0c5e17c2.rlib" "/opt/rustwide/target/debug/deps/libvec_map-5dc04564fb1f035e.rlib" "/opt/rustwide/target/debug/deps/libtextwrap-f2c89075e0be5a96.rlib" "/opt/rustwide/target/debug/deps/libunicode_width-e66923fd97961770.rlib" "/opt/rustwide/target/debug/deps/libstrsim-e44af4ab13090443.rlib" "/opt/rustwide/target/debug/deps/libbitflags-b47c222f34291eff.rlib" "/opt/rustwide/target/debug/deps/libatty-2b1e2f16fee56ac8.rlib" "/opt/rustwide/target/debug/deps/liblibc-61614f223bc709f8.rlib" "/opt/rustwide/target/debug/deps/libansi_term-22553bc1a6ab7a23.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-5989bcf78182f65e.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-4d6da34bc177af8d.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-10e0d6c948699482.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-c2318e2415657781.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace-3815b93ed84badbb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libbacktrace_sys-d7999143d95238cb.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-c58298a0d40df8b8.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-b7de97e2ba6fb4e2.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-6f71c9f654d72cce.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-95ea48ddc44a311b.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-7402cd4761aebc14.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-68f423c59dc48a40.rlib" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-54580c7798bf2225.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-95a4d456339b7385.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_gfx" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-ldl" "-lutil"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_gfx
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7006e87b0d3d4a64b77f1fac0462897f146de9e32e8cc5d2e03bf5f7df5f8858", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7006e87b0d3d4a64b77f1fac0462897f146de9e32e8cc5d2e03bf5f7df5f8858", kill_on_drop: false }`
[INFO] [stdout] 7006e87b0d3d4a64b77f1fac0462897f146de9e32e8cc5d2e03bf5f7df5f8858