[INFO] cloning repository https://github.com/grandmasponge/chip8-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/grandmasponge/chip8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2Fchip8-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2Fchip8-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 893aa9f019ecdd935f2901ece9f7f0be5157792c
[INFO] building grandmasponge/chip8-rust against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgrandmasponge%2Fchip8-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/grandmasponge/chip8-rust on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/grandmasponge/chip8-rust
[INFO] finished tweaking git repo https://github.com/grandmasponge/chip8-rust
[INFO] tweaked toml for git repo https://github.com/grandmasponge/chip8-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/grandmasponge/chip8-rust 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a66a4ac6dc20b07369efd1e4456d1d511d47c59eddf781bdf3c750c65c72945
[INFO] running `Command { std: "docker" "start" "-a" "2a66a4ac6dc20b07369efd1e4456d1d511d47c59eddf781bdf3c750c65c72945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a66a4ac6dc20b07369efd1e4456d1d511d47c59eddf781bdf3c750c65c72945", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a66a4ac6dc20b07369efd1e4456d1d511d47c59eddf781bdf3c750c65c72945", kill_on_drop: false }`
[INFO] [stdout] 2a66a4ac6dc20b07369efd1e4456d1d511d47c59eddf781bdf3c750c65c72945
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644181e224e72785683ac2092a74fd86b285281d8f56e61b325a5e0021f0685d
[INFO] running `Command { std: "docker" "start" "-a" "644181e224e72785683ac2092a74fd86b285281d8f56e61b325a5e0021f0685d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling xml-rs v0.8.25
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling once_cell v1.20.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling rustix v0.38.43
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling scoped-tls v1.0.1
[INFO] [stderr]    Compiling libloading v0.8.6
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling xcursor v0.3.8
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling raw-window-handle v0.6.2
[INFO] [stderr]    Compiling dlib v0.5.2
[INFO] [stderr]    Compiling cc v1.2.10
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling minifb v0.27.0
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]    Compiling nix v0.24.3
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling tempfile v3.15.0
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling wayland-commons v0.29.5
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-cursor v0.29.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling Chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread::sleep` and `time::Duration`
[INFO] [stdout]  --> src/main.rs:1:66
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{stdin, stdout, BufReader, Read, Write}, thread::sleep, time::Duration};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:152:28
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let address: u16 = (self.current_op & 0x0FFF);
[INFO] [stdout]     |                            ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -         let address: u16 = (self.current_op & 0x0FFF);
[INFO] [stdout] 152 +         let address: u16 = self.current_op & 0x0FFF;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |         if (sum > 255) {
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 202 -         if (sum > 255) {
[INFO] [stdout] 202 +         if sum > 255 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |         if (sum > 255) {
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -         if (sum > 255) {
[INFO] [stdout] 246 +         if sum > 255 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:261:12
[INFO] [stdout]     |
[INFO] [stdout] 261 |         if (self.register[Vx as usize] > self.register[VY as usize]) {
[INFO] [stdout]     |            ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -         if (self.register[Vx as usize] > self.register[VY as usize]) {
[INFO] [stdout] 261 +         if self.register[Vx as usize] > self.register[VY as usize] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 |         if (self.register[VY as usize] > self.register[Vx as usize]) {
[INFO] [stdout]     |            ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 283 -         if (self.register[VY as usize] > self.register[Vx as usize]) {
[INFO] [stdout] 283 +         if self.register[VY as usize] > self.register[Vx as usize] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key_pressed` is never read
[INFO] [stdout]    --> src/main.rs:496:13
[INFO] [stdout]     |
[INFO] [stdout] 496 |     let mut key_pressed = Vec::new();
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key_released` is never read
[INFO] [stdout]    --> src/main.rs:497:13
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut key_released = Vec::new();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `fonts` should have an upper case name
[INFO] [stdout]  --> src/main.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const fonts: [u8; 80] = [
[INFO] [stdout]   |       ^^^^^ help: convert the identifier to upper case: `FONTS`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_00E0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn OP_00E0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_00EE` should have a snake case name
[INFO] [stdout]    --> src/main.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn OP_00EE(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_1nnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn OP_1nnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_1nnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_2nnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn OP_2nnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_2nnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_3xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn OP_3xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_3xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_4xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn OP_4xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_4xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_5xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn OP_5xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_5xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_6xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn OP_6xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_6xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_7xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn OP_7xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_7xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn OP_8xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:213:13
[INFO] [stdout]     |
[INFO] [stdout] 213 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn OP_8xy1(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn OP_8xy2(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy3` should have a snake case name
[INFO] [stdout]    --> src/main.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn OP_8xy3(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy4` should have a snake case name
[INFO] [stdout]    --> src/main.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn OP_8xy4(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy5` should have a snake case name
[INFO] [stdout]    --> src/main.rs:257:12
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn OP_8xy5(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy6` should have a snake case name
[INFO] [stdout]    --> src/main.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn OP_8xy6(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy7` should have a snake case name
[INFO] [stdout]    --> src/main.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn OP_8xy7(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:281:13
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xye` should have a snake case name
[INFO] [stdout]    --> src/main.rs:293:12
[INFO] [stdout]     |
[INFO] [stdout] 293 |     pub fn OP_8xye(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xye`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_9xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:300:12
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn OP_9xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_9xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Annn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn OP_Annn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:314:12
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn OP_Bnnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn OP_Cxkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:326:12
[INFO] [stdout]     |
[INFO] [stdout] 326 |     pub fn OP_Dxyn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/main.rs:356:12
[INFO] [stdout]     |
[INFO] [stdout] 356 |     pub fn OP_Ex9E(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:357:13
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_EXA1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:364:12
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn OP_EXA1(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_exa1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx07` should have a snake case name
[INFO] [stdout]    --> src/main.rs:372:12
[INFO] [stdout]     |
[INFO] [stdout] 372 |     pub fn OP_Fx07(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:377:12
[INFO] [stdout]     |
[INFO] [stdout] 377 |     pub fn OP_Fx0A(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:378:13
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx15` should have a snake case name
[INFO] [stdout]    --> src/main.rs:400:12
[INFO] [stdout]     |
[INFO] [stdout] 400 |     pub fn OP_Fx15(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx18` should have a snake case name
[INFO] [stdout]    --> src/main.rs:405:12
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn OP_Fx18(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/main.rs:410:12
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn OP_Fx1E(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:411:13
[INFO] [stdout]     |
[INFO] [stdout] 411 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx29` should have a snake case name
[INFO] [stdout]    --> src/main.rs:415:12
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub fn OP_Fx29(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:416:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx33` should have a snake case name
[INFO] [stdout]    --> src/main.rs:421:12
[INFO] [stdout]     |
[INFO] [stdout] 421 |     pub fn OP_Fx33(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx55` should have a snake case name
[INFO] [stdout]    --> src/main.rs:431:12
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn OP_Fx55(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:432:13
[INFO] [stdout]     |
[INFO] [stdout] 432 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx56` should have a snake case name
[INFO] [stdout]    --> src/main.rs:439:12
[INFO] [stdout]     |
[INFO] [stdout] 439 |     pub fn OP_Fx56(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx56`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:440:13
[INFO] [stdout]     |
[INFO] [stdout] 440 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.48s
[INFO] running `Command { std: "docker" "inspect" "644181e224e72785683ac2092a74fd86b285281d8f56e61b325a5e0021f0685d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644181e224e72785683ac2092a74fd86b285281d8f56e61b325a5e0021f0685d", kill_on_drop: false }`
[INFO] [stdout] 644181e224e72785683ac2092a74fd86b285281d8f56e61b325a5e0021f0685d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9d98b685d33a536aadb9dac7b97e2b916a176eb3ec555bc1fac9bfff34a5440
[INFO] running `Command { std: "docker" "start" "-a" "d9d98b685d33a536aadb9dac7b97e2b916a176eb3ec555bc1fac9bfff34a5440", kill_on_drop: false }`
[INFO] [stderr]    Compiling Chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `thread::sleep` and `time::Duration`
[INFO] [stdout]  --> src/main.rs:1:66
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::{stdin, stdout, BufReader, Read, Write}, thread::sleep, time::Duration};
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:152:28
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let address: u16 = (self.current_op & 0x0FFF);
[INFO] [stdout]     |                            ^                        ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 152 -         let address: u16 = (self.current_op & 0x0FFF);
[INFO] [stdout] 152 +         let address: u16 = self.current_op & 0x0FFF;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:202:12
[INFO] [stdout]     |
[INFO] [stdout] 202 |         if (sum > 255) {
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 202 -         if (sum > 255) {
[INFO] [stdout] 202 +         if sum > 255 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:246:12
[INFO] [stdout]     |
[INFO] [stdout] 246 |         if (sum > 255) {
[INFO] [stdout]     |            ^         ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 246 -         if (sum > 255) {
[INFO] [stdout] 246 +         if sum > 255 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:261:12
[INFO] [stdout]     |
[INFO] [stdout] 261 |         if (self.register[Vx as usize] > self.register[VY as usize]) {
[INFO] [stdout]     |            ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 261 -         if (self.register[Vx as usize] > self.register[VY as usize]) {
[INFO] [stdout] 261 +         if self.register[Vx as usize] > self.register[VY as usize] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/main.rs:283:12
[INFO] [stdout]     |
[INFO] [stdout] 283 |         if (self.register[VY as usize] > self.register[Vx as usize]) {
[INFO] [stdout]     |            ^                                                       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 283 -         if (self.register[VY as usize] > self.register[Vx as usize]) {
[INFO] [stdout] 283 +         if self.register[VY as usize] > self.register[Vx as usize] {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key_pressed` is never read
[INFO] [stdout]    --> src/main.rs:496:13
[INFO] [stdout]     |
[INFO] [stdout] 496 |     let mut key_pressed = Vec::new();
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `key_released` is never read
[INFO] [stdout]    --> src/main.rs:497:13
[INFO] [stdout]     |
[INFO] [stdout] 497 |     let mut key_released = Vec::new();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `fonts` should have an upper case name
[INFO] [stdout]  --> src/main.rs:6:7
[INFO] [stdout]   |
[INFO] [stdout] 6 | const fonts: [u8; 80] = [
[INFO] [stdout]   |       ^^^^^ help: convert the identifier to upper case: `FONTS`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_00E0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 |     pub fn OP_00E0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_00_e0`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_00EE` should have a snake case name
[INFO] [stdout]    --> src/main.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn OP_00EE(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_00_ee`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_1nnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:151:12
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn OP_1nnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_1nnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_2nnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:156:12
[INFO] [stdout]     |
[INFO] [stdout] 156 |     pub fn OP_2nnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_2nnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_3xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:163:12
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn OP_3xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_3xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:164:13
[INFO] [stdout]     |
[INFO] [stdout] 164 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_4xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:172:12
[INFO] [stdout]     |
[INFO] [stdout] 172 |     pub fn OP_4xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_4xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:173:13
[INFO] [stdout]     |
[INFO] [stdout] 173 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_5xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:181:12
[INFO] [stdout]     |
[INFO] [stdout] 181 |     pub fn OP_5xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_5xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:182:13
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:183:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_6xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:190:12
[INFO] [stdout]     |
[INFO] [stdout] 190 |     pub fn OP_6xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_6xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:191:13
[INFO] [stdout]     |
[INFO] [stdout] 191 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_7xkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:197:12
[INFO] [stdout]     |
[INFO] [stdout] 197 |     pub fn OP_7xkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_7xkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:198:13
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:212:12
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn OP_8xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:213:13
[INFO] [stdout]     |
[INFO] [stdout] 213 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:214:13
[INFO] [stdout]     |
[INFO] [stdout] 214 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:219:12
[INFO] [stdout]     |
[INFO] [stdout] 219 |     pub fn OP_8xy1(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:220:13
[INFO] [stdout]     |
[INFO] [stdout] 220 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:221:13
[INFO] [stdout]     |
[INFO] [stdout] 221 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy2` should have a snake case name
[INFO] [stdout]    --> src/main.rs:226:12
[INFO] [stdout]     |
[INFO] [stdout] 226 |     pub fn OP_8xy2(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy3` should have a snake case name
[INFO] [stdout]    --> src/main.rs:233:12
[INFO] [stdout]     |
[INFO] [stdout] 233 |     pub fn OP_8xy3(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy3`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:234:13
[INFO] [stdout]     |
[INFO] [stdout] 234 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:235:13
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy4` should have a snake case name
[INFO] [stdout]    --> src/main.rs:240:12
[INFO] [stdout]     |
[INFO] [stdout] 240 |     pub fn OP_8xy4(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy4`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:241:13
[INFO] [stdout]     |
[INFO] [stdout] 241 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:242:13
[INFO] [stdout]     |
[INFO] [stdout] 242 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy5` should have a snake case name
[INFO] [stdout]    --> src/main.rs:257:12
[INFO] [stdout]     |
[INFO] [stdout] 257 |     pub fn OP_8xy5(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy5`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:258:13
[INFO] [stdout]     |
[INFO] [stdout] 258 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy6` should have a snake case name
[INFO] [stdout]    --> src/main.rs:272:12
[INFO] [stdout]     |
[INFO] [stdout] 272 |     pub fn OP_8xy6(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy6`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:273:13
[INFO] [stdout]     |
[INFO] [stdout] 273 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xy7` should have a snake case name
[INFO] [stdout]    --> src/main.rs:279:12
[INFO] [stdout]     |
[INFO] [stdout] 279 |     pub fn OP_8xy7(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xy7`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:280:13
[INFO] [stdout]     |
[INFO] [stdout] 280 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:281:13
[INFO] [stdout]     |
[INFO] [stdout] 281 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_8xye` should have a snake case name
[INFO] [stdout]    --> src/main.rs:293:12
[INFO] [stdout]     |
[INFO] [stdout] 293 |     pub fn OP_8xye(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_8xye`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:294:13
[INFO] [stdout]     |
[INFO] [stdout] 294 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_9xy0` should have a snake case name
[INFO] [stdout]    --> src/main.rs:300:12
[INFO] [stdout]     |
[INFO] [stdout] 300 |     pub fn OP_9xy0(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_9xy0`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:301:13
[INFO] [stdout]     |
[INFO] [stdout] 301 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `VY` should have a snake case name
[INFO] [stdout]    --> src/main.rs:302:13
[INFO] [stdout]     |
[INFO] [stdout] 302 |         let VY: u8 = ((self.current_op & 0x00FF) >> 4) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Annn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:309:12
[INFO] [stdout]     |
[INFO] [stdout] 309 |     pub fn OP_Annn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_annn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Bnnn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:314:12
[INFO] [stdout]     |
[INFO] [stdout] 314 |     pub fn OP_Bnnn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_bnnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Cxkk` should have a snake case name
[INFO] [stdout]    --> src/main.rs:319:12
[INFO] [stdout]     |
[INFO] [stdout] 319 |     pub fn OP_Cxkk(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_cxkk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:320:13
[INFO] [stdout]     |
[INFO] [stdout] 320 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Dxyn` should have a snake case name
[INFO] [stdout]    --> src/main.rs:326:12
[INFO] [stdout]     |
[INFO] [stdout] 326 |     pub fn OP_Dxyn(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_dxyn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Ex9E` should have a snake case name
[INFO] [stdout]    --> src/main.rs:356:12
[INFO] [stdout]     |
[INFO] [stdout] 356 |     pub fn OP_Ex9E(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_ex9_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:357:13
[INFO] [stdout]     |
[INFO] [stdout] 357 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_EXA1` should have a snake case name
[INFO] [stdout]    --> src/main.rs:364:12
[INFO] [stdout]     |
[INFO] [stdout] 364 |     pub fn OP_EXA1(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_exa1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:365:13
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx07` should have a snake case name
[INFO] [stdout]    --> src/main.rs:372:12
[INFO] [stdout]     |
[INFO] [stdout] 372 |     pub fn OP_Fx07(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx07`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:373:13
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx0A` should have a snake case name
[INFO] [stdout]    --> src/main.rs:377:12
[INFO] [stdout]     |
[INFO] [stdout] 377 |     pub fn OP_Fx0A(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx0_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:378:13
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx15` should have a snake case name
[INFO] [stdout]    --> src/main.rs:400:12
[INFO] [stdout]     |
[INFO] [stdout] 400 |     pub fn OP_Fx15(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx15`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:401:13
[INFO] [stdout]     |
[INFO] [stdout] 401 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx18` should have a snake case name
[INFO] [stdout]    --> src/main.rs:405:12
[INFO] [stdout]     |
[INFO] [stdout] 405 |     pub fn OP_Fx18(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx18`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:406:13
[INFO] [stdout]     |
[INFO] [stdout] 406 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx1E` should have a snake case name
[INFO] [stdout]    --> src/main.rs:410:12
[INFO] [stdout]     |
[INFO] [stdout] 410 |     pub fn OP_Fx1E(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx1_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:411:13
[INFO] [stdout]     |
[INFO] [stdout] 411 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx29` should have a snake case name
[INFO] [stdout]    --> src/main.rs:415:12
[INFO] [stdout]     |
[INFO] [stdout] 415 |     pub fn OP_Fx29(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx29`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:416:13
[INFO] [stdout]     |
[INFO] [stdout] 416 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx33` should have a snake case name
[INFO] [stdout]    --> src/main.rs:421:12
[INFO] [stdout]     |
[INFO] [stdout] 421 |     pub fn OP_Fx33(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx33`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:422:13
[INFO] [stdout]     |
[INFO] [stdout] 422 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx55` should have a snake case name
[INFO] [stdout]    --> src/main.rs:431:12
[INFO] [stdout]     |
[INFO] [stdout] 431 |     pub fn OP_Fx55(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx55`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:432:13
[INFO] [stdout]     |
[INFO] [stdout] 432 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `OP_Fx56` should have a snake case name
[INFO] [stdout]    --> src/main.rs:439:12
[INFO] [stdout]     |
[INFO] [stdout] 439 |     pub fn OP_Fx56(&mut self) {
[INFO] [stdout]     |            ^^^^^^^ help: convert the identifier to snake case: `op_fx56`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]    --> src/main.rs:440:13
[INFO] [stdout]     |
[INFO] [stdout] 440 |         let Vx = ((self.current_op & 0x0F00) >> 8) as u8;
[INFO] [stdout]     |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "d9d98b685d33a536aadb9dac7b97e2b916a176eb3ec555bc1fac9bfff34a5440", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d98b685d33a536aadb9dac7b97e2b916a176eb3ec555bc1fac9bfff34a5440", kill_on_drop: false }`
[INFO] [stdout] d9d98b685d33a536aadb9dac7b97e2b916a176eb3ec555bc1fac9bfff34a5440