[INFO] updating cached repository https://github.com/Seantz12/rusty-chip8
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] fa6e7756e8059c003ebffdfb488544c41ec29de4
[INFO] testing Seantz12/rusty-chip8 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSeantz12%2Frusty-chip8" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Seantz12/rusty-chip8 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/Seantz12/rusty-chip8
[INFO] finished tweaking git repo https://github.com/Seantz12/rusty-chip8
[INFO] tweaked toml for git repo https://github.com/Seantz12/rusty-chip8 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Seantz12/rusty-chip8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5cb192ee9829447db3ff7a48109cee57a01c82ff677a5e822b0f65ec07df6518
[INFO] running `"docker" "start" "-a" "5cb192ee9829447db3ff7a48109cee57a01c82ff677a5e822b0f65ec07df6518"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling sdl2 v0.33.0
[INFO] [stderr]    Compiling device_query v0.1.3
[INFO] [stderr]    Compiling sdl2-sys v0.33.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling rusty-chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_x`
[INFO] [stderr]    --> src/cpu.rs:376:13
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let value_x: u8 = self.v[X as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_y`
[INFO] [stderr]    --> src/cpu.rs:377:13
[INFO] [stderr]     |
[INFO] [stderr] 377 |         let value_y: u8 = self.v[Y as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_y`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_name`
[INFO] [stderr]  --> src/rom_loader.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     file_name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00E0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:197:8
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn execute_00E0(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_e0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00EE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn execute_00EE(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_ee`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_1NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:8
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_1_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:32
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_2NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:8
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_2_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:32
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_3XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:8
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_3_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:32
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:39
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_4XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_4_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:32
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:39
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_5XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_5_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:39
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_6XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:8
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_6_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:39
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_7XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:8
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_7_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:32
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:39
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:32
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:39
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:8
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:32
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:39
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY2` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:8
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:32
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:39
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY3` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:8
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:32
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:39
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY4` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:8
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:32
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:39
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY5` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:8
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy5`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:32
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:39
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY6` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:8
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy6`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:32
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY7` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:8
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy7`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:32
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:39
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XYE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:8
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xye`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::wrapping_mul` that must be used
[INFO] [stderr]    --> src/cpu.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         self.v[X as usize].wrapping_mul(2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_9XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:8
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_9_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:32
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:39
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_ANNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:8
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_annn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:32
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_BNNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:8
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_bnnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:32
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_CXKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:8
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_cxkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:32
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:39
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_DXYN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:8
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_dxyn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:32
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:39
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:46
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EX9E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:8
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_ex9_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:32
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EXA1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:8
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_exa1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:32
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX07` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:8
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx07`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:32
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX0A` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:8
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx0_a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:32
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX15` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:8
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx15`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:32
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX18` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:8
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx18`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:32
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX1E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:8
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx1_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:32
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX29` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:8
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx29`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:32
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX33` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx33`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:32
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX55` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:8
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx55`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:32
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX65` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:8
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx65`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:32
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: 90 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.04s
[INFO] running `"docker" "inspect" "5cb192ee9829447db3ff7a48109cee57a01c82ff677a5e822b0f65ec07df6518"`
[INFO] running `"docker" "rm" "-f" "5cb192ee9829447db3ff7a48109cee57a01c82ff677a5e822b0f65ec07df6518"`
[INFO] [stdout] 5cb192ee9829447db3ff7a48109cee57a01c82ff677a5e822b0f65ec07df6518
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] e3bc826982ca7df3f2cb298cc769f0253f514d3bf1457d120a152d83ebb7b2a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "e3bc826982ca7df3f2cb298cc769f0253f514d3bf1457d120a152d83ebb7b2a3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling rusty-chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_x`
[INFO] [stderr]    --> src/cpu.rs:376:13
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let value_x: u8 = self.v[X as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_y`
[INFO] [stderr]    --> src/cpu.rs:377:13
[INFO] [stderr]     |
[INFO] [stderr] 377 |         let value_y: u8 = self.v[Y as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_y`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_name`
[INFO] [stderr]  --> src/rom_loader.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     file_name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00E0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:197:8
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn execute_00E0(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_e0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00EE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn execute_00EE(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_ee`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_1NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:8
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_1_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:32
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_2NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:8
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_2_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:32
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_3XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:8
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_3_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:32
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:39
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_4XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_4_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:32
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:39
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_5XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_5_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:39
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_6XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:8
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_6_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:39
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_7XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:8
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_7_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:32
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:39
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:32
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:39
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:8
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:32
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:39
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY2` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:8
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:32
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:39
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY3` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:8
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:32
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:39
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY4` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:8
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:32
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:39
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY5` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:8
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy5`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:32
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:39
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY6` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:8
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy6`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:32
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY7` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:8
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy7`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:32
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:39
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XYE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:8
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xye`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::wrapping_mul` that must be used
[INFO] [stderr]    --> src/cpu.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         self.v[X as usize].wrapping_mul(2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_9XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:8
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_9_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:32
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:39
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_ANNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:8
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_annn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:32
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_BNNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:8
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_bnnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:32
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_CXKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:8
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_cxkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:32
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:39
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_DXYN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:8
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_dxyn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:32
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:39
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:46
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EX9E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:8
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_ex9_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:32
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EXA1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:8
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_exa1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:32
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX07` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:8
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx07`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:32
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX0A` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:8
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx0_a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:32
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX15` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:8
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx15`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:32
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX18` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:8
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx18`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:32
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX1E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:8
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx1_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:32
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX29` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:8
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx29`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:32
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX33` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx33`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:32
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX55` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:8
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx55`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:32
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX65` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:8
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx65`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:32
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: 90 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `"docker" "inspect" "e3bc826982ca7df3f2cb298cc769f0253f514d3bf1457d120a152d83ebb7b2a3"`
[INFO] running `"docker" "rm" "-f" "e3bc826982ca7df3f2cb298cc769f0253f514d3bf1457d120a152d83ebb7b2a3"`
[INFO] [stdout] e3bc826982ca7df3f2cb298cc769f0253f514d3bf1457d120a152d83ebb7b2a3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a501b35ec43f8c47aaaa3e6abd28fa7289d08d676aba28bdeebe248eaebe508
[INFO] running `"docker" "start" "-a" "0a501b35ec43f8c47aaaa3e6abd28fa7289d08d676aba28bdeebe248eaebe508"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `Y`
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: if this is intentional, prefix it with an underscore: `_Y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_x`
[INFO] [stderr]    --> src/cpu.rs:376:13
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let value_x: u8 = self.v[X as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_x`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_y`
[INFO] [stderr]    --> src/cpu.rs:377:13
[INFO] [stderr]     |
[INFO] [stderr] 377 |         let value_y: u8 = self.v[Y as usize];
[INFO] [stderr]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_value_y`
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_name`
[INFO] [stderr]  --> src/rom_loader.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     file_name: String,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00E0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:197:8
[INFO] [stderr]     |
[INFO] [stderr] 197 |     fn execute_00E0(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_e0`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_00EE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:208:8
[INFO] [stderr]     |
[INFO] [stderr] 208 |     fn execute_00EE(&mut self) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_00_ee`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_1NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:8
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_1_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:214:32
[INFO] [stderr]     |
[INFO] [stderr] 214 |     fn execute_1NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_2NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:8
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_2_nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:219:32
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn execute_2NNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_3XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:8
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_3_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:32
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:226:39
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn execute_3XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_4XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:8
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_4_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:32
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:231:39
[INFO] [stderr]     |
[INFO] [stderr] 231 |     fn execute_4XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_5XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_5_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:32
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:236:39
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn execute_5XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_6XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:8
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_6_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:241:39
[INFO] [stderr]     |
[INFO] [stderr] 241 |     fn execute_6XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_7XKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:8
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_7_xkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:32
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:247:39
[INFO] [stderr]     |
[INFO] [stderr] 247 |     fn execute_7XKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:8
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:32
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:258:39
[INFO] [stderr]     |
[INFO] [stderr] 258 |     fn execute_8XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:8
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:32
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:264:39
[INFO] [stderr]     |
[INFO] [stderr] 264 |     fn execute_8XY1(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY2` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:8
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy2`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:32
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:270:39
[INFO] [stderr]     |
[INFO] [stderr] 270 |     fn execute_8XY2(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY3` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:8
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy3`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:32
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:276:39
[INFO] [stderr]     |
[INFO] [stderr] 276 |     fn execute_8XY3(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY4` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:8
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy4`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:32
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:282:39
[INFO] [stderr]     |
[INFO] [stderr] 282 |     fn execute_8XY4(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY5` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:8
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy5`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:32
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:296:39
[INFO] [stderr]     |
[INFO] [stderr] 296 |     fn execute_8XY5(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY6` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:8
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy6`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:32
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:311:39
[INFO] [stderr]     |
[INFO] [stderr] 311 |     fn execute_8XY6(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XY7` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:8
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xy7`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:32
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:323:39
[INFO] [stderr]     |
[INFO] [stderr] 323 |     fn execute_8XY7(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_8XYE` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:8
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_8_xye`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:32
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:338:39
[INFO] [stderr]     |
[INFO] [stderr] 338 |     fn execute_8XYE(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `core::num::<impl u8>::wrapping_mul` that must be used
[INFO] [stderr]    --> src/cpu.rs:345:9
[INFO] [stderr]     |
[INFO] [stderr] 345 |         self.v[X as usize].wrapping_mul(2);
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this returns the result of the operation, without modifying the original
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_9XY0` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:8
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_9_xy0`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:32
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:350:39
[INFO] [stderr]     |
[INFO] [stderr] 350 |     fn execute_9XY0(&mut self, X: u8, Y: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_ANNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:8
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_annn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:355:32
[INFO] [stderr]     |
[INFO] [stderr] 355 |     fn execute_ANNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_BNNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:8
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_bnnn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `NNN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:361:32
[INFO] [stderr]     |
[INFO] [stderr] 361 |     fn execute_BNNN(&mut self, NNN: u16) {
[INFO] [stderr]     |                                ^^^ help: convert the identifier to snake case: `nnn`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_CXKK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:8
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_cxkk`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:32
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `KK` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:366:39
[INFO] [stderr]     |
[INFO] [stderr] 366 |     fn execute_CXKK(&mut self, X: u8, KK: u8) {
[INFO] [stderr]     |                                       ^^ help: convert the identifier to snake case (notice the capitalization): `kk`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_DXYN` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:8
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_dxyn`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:32
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `Y` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:39
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                       ^ help: convert the identifier to snake case (notice the capitalization): `y`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `N` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:375:46
[INFO] [stderr]     |
[INFO] [stderr] 375 |     fn execute_DXYN(&mut self, X: u8, Y: u8, N: u8) {
[INFO] [stderr]     |                                              ^ help: convert the identifier to snake case: `n`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EX9E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:8
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_ex9_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:394:32
[INFO] [stderr]     |
[INFO] [stderr] 394 |     fn execute_EX9E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_EXA1` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:8
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_exa1`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:400:32
[INFO] [stderr]     |
[INFO] [stderr] 400 |     fn execute_EXA1(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX07` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:8
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx07`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:406:32
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn execute_FX07(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX0A` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:8
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx0_a`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:412:32
[INFO] [stderr]     |
[INFO] [stderr] 412 |     fn execute_FX0A(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX15` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:8
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx15`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:423:32
[INFO] [stderr]     |
[INFO] [stderr] 423 |     fn execute_FX15(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX18` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:8
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx18`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:429:32
[INFO] [stderr]     |
[INFO] [stderr] 429 |     fn execute_FX18(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX1E` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:8
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `execute_fx1_e`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:435:32
[INFO] [stderr]     |
[INFO] [stderr] 435 |     fn execute_FX1E(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX29` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:8
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx29`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:441:32
[INFO] [stderr]     |
[INFO] [stderr] 441 |     fn execute_FX29(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX33` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:8
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx33`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:447:32
[INFO] [stderr]     |
[INFO] [stderr] 447 |     fn execute_FX33(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX55` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:8
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx55`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:456:32
[INFO] [stderr]     |
[INFO] [stderr] 456 |     fn execute_FX55(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: method `execute_FX65` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:8
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |        ^^^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `execute_fx65`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `X` should have a snake case name
[INFO] [stderr]    --> src/cpu.rs:464:32
[INFO] [stderr]     |
[INFO] [stderr] 464 |     fn execute_FX65(&mut self, X: u8) {
[INFO] [stderr]     |                                ^ help: convert the identifier to snake case (notice the capitalization): `x`
[INFO] [stderr] 
[INFO] [stderr] warning: 90 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_chip8-704b631618c81748
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0a501b35ec43f8c47aaaa3e6abd28fa7289d08d676aba28bdeebe248eaebe508"`
[INFO] running `"docker" "rm" "-f" "0a501b35ec43f8c47aaaa3e6abd28fa7289d08d676aba28bdeebe248eaebe508"`
[INFO] [stdout] 0a501b35ec43f8c47aaaa3e6abd28fa7289d08d676aba28bdeebe248eaebe508