[INFO] cloning repository https://github.com/shalafi22/chip-8-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shalafi22/chip-8-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshalafi22%2Fchip-8-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshalafi22%2Fchip-8-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 888f74af813ca9ded846a7a1f40281b6fb2d4c72
[INFO] checking shalafi22/chip-8-emulator against try#1f5783cbeb5da8b38566d718631d016891e9c912 for pr-142704
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshalafi22%2Fchip-8-emulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shalafi22/chip-8-emulator on toolchain 1f5783cbeb5da8b38566d718631d016891e9c912
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shalafi22/chip-8-emulator
[INFO] finished tweaking git repo https://github.com/shalafi22/chip-8-emulator
[INFO] tweaked toml for git repo https://github.com/shalafi22/chip-8-emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/shalafi22/chip-8-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2034d406bae7af0aa5c6c2fb6fac97d0631b31b19cd2ba0f076d59c9d75c9034
[INFO] running `Command { std: "docker" "start" "-a" "2034d406bae7af0aa5c6c2fb6fac97d0631b31b19cd2ba0f076d59c9d75c9034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2034d406bae7af0aa5c6c2fb6fac97d0631b31b19cd2ba0f076d59c9d75c9034", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2034d406bae7af0aa5c6c2fb6fac97d0631b31b19cd2ba0f076d59c9d75c9034", kill_on_drop: false }`
[INFO] [stdout] 2034d406bae7af0aa5c6c2fb6fac97d0631b31b19cd2ba0f076d59c9d75c9034
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+1f5783cbeb5da8b38566d718631d016891e9c912" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e393d65ab58178f76f60db341304ee29a05937922cfd63c3d9dc205d0954f993
[INFO] running `Command { std: "docker" "start" "-a" "e393d65ab58178f76f60db341304ee29a05937922cfd63c3d9dc205d0954f993", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.152
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version-compare v0.1.1
[INFO] [stderr]    Compiling sdl2 v0.36.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.36.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking chip-8-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `sys::KeyCode`
[INFO] [stdout]  --> src/chip8.rs:3:80
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::{audio::AudioDevice, event::Event, keyboard::Keycode, pixels::Color, sys::KeyCode, EventPump};
[INFO] [stdout]   |                                                                                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/chip8.rs:200:24
[INFO] [stdout]     |
[INFO] [stdout] 200 |                     if (self.sound_timer == 0) {
[INFO] [stdout]     |                        ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -                     if (self.sound_timer == 0) {
[INFO] [stdout] 200 +                     if self.sound_timer == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sys::KeyCode`
[INFO] [stdout]  --> src/chip8.rs:3:80
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::{audio::AudioDevice, event::Event, keyboard::Keycode, pixels::Color, sys::KeyCode, EventPump};
[INFO] [stdout]   |                                                                                ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]    --> src/chip8.rs:200:24
[INFO] [stdout]     |
[INFO] [stdout] 200 |                     if (self.sound_timer == 0) {
[INFO] [stdout]     |                        ^                     ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 200 -                     if (self.sound_timer == 0) {
[INFO] [stdout] 200 +                     if self.sound_timer == 0 {
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_byte` is never read
[INFO] [stdout]   --> src/chip8.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut current_byte = self.memory[sprite_loc];
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |                     let qkeycode = KEYPAD_VALUES[key as usize];
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:232:55
[INFO] [stdout]     |
[INFO] [stdout] 232 | ...                   Event::KeyDown { keycode: qkeycode, .. } => {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:242:25
[INFO] [stdout]     |
[INFO] [stdout] 242 |                     let qkeycode = KEYPAD_VALUES[key as usize];
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:245:60
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   Event::KeyDown { keycode: Some(qkeycode), .. } => {
[INFO] [stdout]     |                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `wait_for_key_flag` is never read
[INFO] [stdout]    --> src/chip8.rs:282:29
[INFO] [stdout]     |
[INFO] [stdout] 282 | ...                   wait_for_key_flag = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/chip8.rs:351:75
[INFO] [stdout]     |
[INFO] [stdout] 351 | ...                   instruction::InstructionResult::SkipIfPressed(key) => {todo!()},
[INFO] [stdout]     |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/chip8.rs:352:78
[INFO] [stdout]     |
[INFO] [stdout] 352 | ...                   instruction::InstructionResult::SkipIfNotPressed(key) => {todo!()},
[INFO] [stdout]     |                                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> src/chip8.rs:353:72
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   instruction::InstructionResult::WaitForKey(reg) => {todo!()},
[INFO] [stdout]     |                                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_test_device` is never used
[INFO] [stdout]    --> src/lib.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn get_test_device() -> Chip8 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub Vx: [u8 ;16],
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub I: u16,
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub PC: u16,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `SP` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub SP: u8,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let Vx: [u8; 16] = [0; 16];
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let I: u16 = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PC` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let PC: u16 = 0;
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SP` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let SP: u8 = 0;
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_byte` is never read
[INFO] [stdout]   --> src/chip8.rs:99:17
[INFO] [stdout]    |
[INFO] [stdout] 99 |         let mut current_byte = self.memory[sprite_loc];
[INFO] [stdout]    |                 ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:229:25
[INFO] [stdout]     |
[INFO] [stdout] 229 |                     let qkeycode = KEYPAD_VALUES[key as usize];
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:232:55
[INFO] [stdout]     |
[INFO] [stdout] 232 | ...                   Event::KeyDown { keycode: qkeycode, .. } => {
[INFO] [stdout]     |                                                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:242:25
[INFO] [stdout]     |
[INFO] [stdout] 242 |                     let qkeycode = KEYPAD_VALUES[key as usize];
[INFO] [stdout]     |                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `qkeycode`
[INFO] [stdout]    --> src/chip8.rs:245:60
[INFO] [stdout]     |
[INFO] [stdout] 245 | ...                   Event::KeyDown { keycode: Some(qkeycode), .. } => {
[INFO] [stdout]     |                                                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_qkeycode`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `wait_for_key_flag` is never read
[INFO] [stdout]    --> src/chip8.rs:282:29
[INFO] [stdout]     |
[INFO] [stdout] 282 | ...                   wait_for_key_flag = false;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/chip8.rs:351:75
[INFO] [stdout]     |
[INFO] [stdout] 351 | ...                   instruction::InstructionResult::SkipIfPressed(key) => {todo!()},
[INFO] [stdout]     |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key`
[INFO] [stdout]    --> src/chip8.rs:352:78
[INFO] [stdout]     |
[INFO] [stdout] 352 | ...                   instruction::InstructionResult::SkipIfNotPressed(key) => {todo!()},
[INFO] [stdout]     |                                                                        ^^^ help: if this is intentional, prefix it with an underscore: `_key`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `reg`
[INFO] [stdout]    --> src/chip8.rs:353:72
[INFO] [stdout]     |
[INFO] [stdout] 353 | ...                   instruction::InstructionResult::WaitForKey(reg) => {todo!()},
[INFO] [stdout]     |                                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_reg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub Vx: [u8 ;16],
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub I: u16,
[INFO] [stdout]    |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PC` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:28:9
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub PC: u16,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `SP` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:29:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub SP: u8,
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `Vx` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:69:13
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let Vx: [u8; 16] = [0; 16];
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:70:13
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let I: u16 = 0;
[INFO] [stdout]    |             ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `PC` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:73:13
[INFO] [stdout]    |
[INFO] [stdout] 73 |         let PC: u16 = 0;
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `pc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `SP` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let SP: u8 = 0;
[INFO] [stdout]    |             ^^ help: convert the identifier to snake case: `sp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "e393d65ab58178f76f60db341304ee29a05937922cfd63c3d9dc205d0954f993", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e393d65ab58178f76f60db341304ee29a05937922cfd63c3d9dc205d0954f993", kill_on_drop: false }`
[INFO] [stdout] e393d65ab58178f76f60db341304ee29a05937922cfd63c3d9dc205d0954f993
