[INFO] cloning repository https://github.com/Orenchon/chip8_mary
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Orenchon/chip8_mary" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrenchon%2Fchip8_mary", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrenchon%2Fchip8_mary'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f65357200c2ab94fe42abde662b620beeee0ea3b
[INFO] testing Orenchon/chip8_mary against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FOrenchon%2Fchip8_mary" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Orenchon/chip8_mary on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Orenchon/chip8_mary
[INFO] finished tweaking git repo https://github.com/Orenchon/chip8_mary
[INFO] tweaked toml for git repo https://github.com/Orenchon/chip8_mary written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/Orenchon/chip8_mary already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94eaf8a243bc7aed86b5152fdba67221feb358fddf2da597c255822a62038133
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "94eaf8a243bc7aed86b5152fdba67221feb358fddf2da597c255822a62038133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94eaf8a243bc7aed86b5152fdba67221feb358fddf2da597c255822a62038133", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94eaf8a243bc7aed86b5152fdba67221feb358fddf2da597c255822a62038133", kill_on_drop: false }`
[INFO] [stdout] 94eaf8a243bc7aed86b5152fdba67221feb358fddf2da597c255822a62038133
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5b61cd52c30c28d2b7da1411043e24d269e7cef6485bfacc7dabc95d0496832
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5b61cd52c30c28d2b7da1411043e24d269e7cef6485bfacc7dabc95d0496832", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling sdl2 v0.31.0
[INFO] [stderr]    Compiling chip8_mary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::time;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `audio::*`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use audio::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::*`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cpu::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stdout]  --> src/cpu.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const MEMORY_SIZE: usize = 4096;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_SIZE`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const STACK_SIZE: usize = 16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GFX_SIZE`
[INFO] [stdout]  --> src/cpu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const GFX_SIZE: usize = 64 * 32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COWGOD_VER`
[INFO] [stdout]   --> src/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const COWGOD_VER: u8 = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MATTMIK_VER`
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     const MATTMIK_VER: u8 = 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip`
[INFO] [stdout]   --> src/cpu.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub struct Chip {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cpu.rs:53:16
[INFO] [stdout]    |
[INFO] [stdout] 53 |         pub fn new(version: u8) -> Chip {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_program`
[INFO] [stdout]   --> src/cpu.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         pub fn load_program(&mut self, program: &[u8]) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]   --> src/cpu.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |         pub fn cycle(&mut self) {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keypress`
[INFO] [stdout]    --> src/cpu.rs:153:16
[INFO] [stdout]     |
[INFO] [stdout] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keyrelease`
[INFO] [stdout]    --> src/cpu.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cls`
[INFO] [stdout]    --> src/cpu.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |         pub fn cls(&mut self) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump`
[INFO] [stdout]    --> src/cpu.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         pub fn jump(&mut self) {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:185:16
[INFO] [stdout]     |
[INFO] [stdout] 185 |         pub fn jump_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gen_random`
[INFO] [stdout]    --> src/cpu.rs:189:16
[INFO] [stdout]     |
[INFO] [stdout] 189 |         pub fn gen_random(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_sprite`
[INFO] [stdout]    --> src/cpu.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |         pub fn index_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_draw`
[INFO] [stdout]    --> src/cpu.rs:201:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |         pub fn should_draw(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_clear`
[INFO] [stdout]    --> src/cpu.rs:216:16
[INFO] [stdout]     |
[INFO] [stdout] 216 |         pub fn should_clear(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `call_sub`
[INFO] [stdout]    --> src/cpu.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 |         pub fn call_sub(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_memory`
[INFO] [stdout]    --> src/cpu.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |         pub fn copy_to_memory(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_registers`
[INFO] [stdout]    --> src/cpu.rs:240:16
[INFO] [stdout]     |
[INFO] [stdout] 240 |         pub fn copy_to_registers(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equal_to`
[INFO] [stdout]    --> src/cpu.rs:250:16
[INFO] [stdout]     |
[INFO] [stdout] 250 |         pub fn equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `not_equal_to`
[INFO] [stdout]    --> src/cpu.rs:260:16
[INFO] [stdout]     |
[INFO] [stdout] 260 |         pub fn not_equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_to_reg`
[INFO] [stdout]    --> src/cpu.rs:270:16
[INFO] [stdout]     |
[INFO] [stdout] 270 |         pub fn reg_to_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_or_reg`
[INFO] [stdout]    --> src/cpu.rs:276:16
[INFO] [stdout]     |
[INFO] [stdout] 276 |         pub fn reg_or_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_and_reg`
[INFO] [stdout]    --> src/cpu.rs:282:16
[INFO] [stdout]     |
[INFO] [stdout] 282 |         pub fn reg_and_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_xor_reg`
[INFO] [stdout]    --> src/cpu.rs:288:16
[INFO] [stdout]     |
[INFO] [stdout] 288 |         pub fn reg_xor_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:294:16
[INFO] [stdout]     |
[INFO] [stdout] 294 |         pub fn reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inv_reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:308:16
[INFO] [stdout]     |
[INFO] [stdout] 308 |         pub fn inv_reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_right`
[INFO] [stdout]    --> src/cpu.rs:324:16
[INFO] [stdout]     |
[INFO] [stdout] 324 |         pub fn shift_reg_right(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_left`
[INFO] [stdout]    --> src/cpu.rs:346:16
[INFO] [stdout]     |
[INFO] [stdout] 346 |         pub fn shift_reg_left(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_not_reg`
[INFO] [stdout]    --> src/cpu.rs:366:16
[INFO] [stdout]     |
[INFO] [stdout] 366 |         pub fn reg_not_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_equals_reg`
[INFO] [stdout]    --> src/cpu.rs:376:16
[INFO] [stdout]     |
[INFO] [stdout] 376 |         pub fn reg_equals_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assign`
[INFO] [stdout]    --> src/cpu.rs:386:16
[INFO] [stdout]     |
[INFO] [stdout] 386 |         pub fn assign(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sum_to`
[INFO] [stdout]    --> src/cpu.rs:391:16
[INFO] [stdout]     |
[INFO] [stdout] 391 |         pub fn sum_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_return`
[INFO] [stdout]    --> src/cpu.rs:398:16
[INFO] [stdout]     |
[INFO] [stdout] 398 |         pub fn sub_return(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_pressed`
[INFO] [stdout]    --> src/cpu.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |         pub fn skip_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_not_pressed`
[INFO] [stdout]    --> src/cpu.rs:411:16
[INFO] [stdout]     |
[INFO] [stdout] 411 |         pub fn skip_not_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         pub fn store_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:424:16
[INFO] [stdout]     |
[INFO] [stdout] 424 |         pub fn set_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:429:16
[INFO] [stdout]     |
[INFO] [stdout] 429 |         pub fn index_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sound_timer`
[INFO] [stdout]    --> src/cpu.rs:435:16
[INFO] [stdout]     |
[INFO] [stdout] 435 |         pub fn set_sound_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wait_for_key`
[INFO] [stdout]    --> src/cpu.rs:440:16
[INFO] [stdout]     |
[INFO] [stdout] 440 |         pub fn wait_for_key(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:444:16
[INFO] [stdout]     |
[INFO] [stdout] 444 |         pub fn reg_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_dec`
[INFO] [stdout]    --> src/cpu.rs:458:16
[INFO] [stdout]     |
[INFO] [stdout] 458 |         pub fn store_dec(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_sprite`
[INFO] [stdout]    --> src/cpu.rs:468:16
[INFO] [stdout]     |
[INFO] [stdout] 468 |         pub fn draw_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHIP8_FONTSET`
[INFO] [stdout]    --> src/cpu.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
[INFO] [stdout] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stdout] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stdout] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stdout] ...   |
[INFO] [stdout] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stdout] 516 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::time;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.79s
[INFO] running `Command { std: "docker" "inspect" "e5b61cd52c30c28d2b7da1411043e24d269e7cef6485bfacc7dabc95d0496832", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5b61cd52c30c28d2b7da1411043e24d269e7cef6485bfacc7dabc95d0496832", kill_on_drop: false }`
[INFO] [stdout] e5b61cd52c30c28d2b7da1411043e24d269e7cef6485bfacc7dabc95d0496832
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d22576f2dffe55b343d1e115fb0708b9c2feb798eea137993d965f40c96cdd26
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d22576f2dffe55b343d1e115fb0708b9c2feb798eea137993d965f40c96cdd26", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::time;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `audio::*`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use audio::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::*`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cpu::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stdout]  --> src/cpu.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const MEMORY_SIZE: usize = 4096;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_SIZE`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const STACK_SIZE: usize = 16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GFX_SIZE`
[INFO] [stdout]  --> src/cpu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const GFX_SIZE: usize = 64 * 32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COWGOD_VER`
[INFO] [stdout]   --> src/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const COWGOD_VER: u8 = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MATTMIK_VER`
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     const MATTMIK_VER: u8 = 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip`
[INFO] [stdout]   --> src/cpu.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub struct Chip {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cpu.rs:53:16
[INFO] [stdout]    |
[INFO] [stdout] 53 |         pub fn new(version: u8) -> Chip {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_program`
[INFO] [stdout]   --> src/cpu.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         pub fn load_program(&mut self, program: &[u8]) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]   --> src/cpu.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |         pub fn cycle(&mut self) {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keypress`
[INFO] [stdout]    --> src/cpu.rs:153:16
[INFO] [stdout]     |
[INFO] [stdout] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keyrelease`
[INFO] [stdout]    --> src/cpu.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cls`
[INFO] [stdout]    --> src/cpu.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |         pub fn cls(&mut self) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump`
[INFO] [stdout]    --> src/cpu.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         pub fn jump(&mut self) {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:185:16
[INFO] [stdout]     |
[INFO] [stdout] 185 |         pub fn jump_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gen_random`
[INFO] [stdout]    --> src/cpu.rs:189:16
[INFO] [stdout]     |
[INFO] [stdout] 189 |         pub fn gen_random(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_sprite`
[INFO] [stdout]    --> src/cpu.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |         pub fn index_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_draw`
[INFO] [stdout]    --> src/cpu.rs:201:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |         pub fn should_draw(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_clear`
[INFO] [stdout]    --> src/cpu.rs:216:16
[INFO] [stdout]     |
[INFO] [stdout] 216 |         pub fn should_clear(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `call_sub`
[INFO] [stdout]    --> src/cpu.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 |         pub fn call_sub(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_memory`
[INFO] [stdout]    --> src/cpu.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |         pub fn copy_to_memory(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_registers`
[INFO] [stdout]    --> src/cpu.rs:240:16
[INFO] [stdout]     |
[INFO] [stdout] 240 |         pub fn copy_to_registers(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equal_to`
[INFO] [stdout]    --> src/cpu.rs:250:16
[INFO] [stdout]     |
[INFO] [stdout] 250 |         pub fn equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `not_equal_to`
[INFO] [stdout]    --> src/cpu.rs:260:16
[INFO] [stdout]     |
[INFO] [stdout] 260 |         pub fn not_equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_to_reg`
[INFO] [stdout]    --> src/cpu.rs:270:16
[INFO] [stdout]     |
[INFO] [stdout] 270 |         pub fn reg_to_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_or_reg`
[INFO] [stdout]    --> src/cpu.rs:276:16
[INFO] [stdout]     |
[INFO] [stdout] 276 |         pub fn reg_or_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_and_reg`
[INFO] [stdout]    --> src/cpu.rs:282:16
[INFO] [stdout]     |
[INFO] [stdout] 282 |         pub fn reg_and_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_xor_reg`
[INFO] [stdout]    --> src/cpu.rs:288:16
[INFO] [stdout]     |
[INFO] [stdout] 288 |         pub fn reg_xor_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:294:16
[INFO] [stdout]     |
[INFO] [stdout] 294 |         pub fn reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inv_reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:308:16
[INFO] [stdout]     |
[INFO] [stdout] 308 |         pub fn inv_reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_right`
[INFO] [stdout]    --> src/cpu.rs:324:16
[INFO] [stdout]     |
[INFO] [stdout] 324 |         pub fn shift_reg_right(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_left`
[INFO] [stdout]    --> src/cpu.rs:346:16
[INFO] [stdout]     |
[INFO] [stdout] 346 |         pub fn shift_reg_left(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_not_reg`
[INFO] [stdout]    --> src/cpu.rs:366:16
[INFO] [stdout]     |
[INFO] [stdout] 366 |         pub fn reg_not_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_equals_reg`
[INFO] [stdout]    --> src/cpu.rs:376:16
[INFO] [stdout]     |
[INFO] [stdout] 376 |         pub fn reg_equals_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assign`
[INFO] [stdout]    --> src/cpu.rs:386:16
[INFO] [stdout]     |
[INFO] [stdout] 386 |         pub fn assign(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sum_to`
[INFO] [stdout]    --> src/cpu.rs:391:16
[INFO] [stdout]     |
[INFO] [stdout] 391 |         pub fn sum_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_return`
[INFO] [stdout]    --> src/cpu.rs:398:16
[INFO] [stdout]     |
[INFO] [stdout] 398 |         pub fn sub_return(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_pressed`
[INFO] [stdout]    --> src/cpu.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |         pub fn skip_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_not_pressed`
[INFO] [stdout]    --> src/cpu.rs:411:16
[INFO] [stdout]     |
[INFO] [stdout] 411 |         pub fn skip_not_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         pub fn store_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:424:16
[INFO] [stdout]     |
[INFO] [stdout] 424 |         pub fn set_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:429:16
[INFO] [stdout]     |
[INFO] [stdout] 429 |         pub fn index_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sound_timer`
[INFO] [stdout]    --> src/cpu.rs:435:16
[INFO] [stdout]     |
[INFO] [stdout] 435 |         pub fn set_sound_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wait_for_key`
[INFO] [stdout]    --> src/cpu.rs:440:16
[INFO] [stdout]     |
[INFO] [stdout] 440 |         pub fn wait_for_key(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:444:16
[INFO] [stdout]     |
[INFO] [stdout] 444 |         pub fn reg_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_dec`
[INFO] [stdout]    --> src/cpu.rs:458:16
[INFO] [stdout]     |
[INFO] [stdout] 458 |         pub fn store_dec(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_sprite`
[INFO] [stdout]    --> src/cpu.rs:468:16
[INFO] [stdout]     |
[INFO] [stdout] 468 |         pub fn draw_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHIP8_FONTSET`
[INFO] [stdout]    --> src/cpu.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
[INFO] [stdout] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stdout] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stdout] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stdout] ...   |
[INFO] [stdout] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stdout] 516 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling chip8_mary v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::time;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `audio::*`
[INFO] [stdout]  --> src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use audio::*;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cpu::*`
[INFO] [stdout]  --> src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use cpu::*;
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]   --> src/cpu.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     use std::time;
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stdout]  --> src/cpu.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     const MEMORY_SIZE: usize = 4096;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `STACK_SIZE`
[INFO] [stdout]  --> src/cpu.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     const STACK_SIZE: usize = 16;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GFX_SIZE`
[INFO] [stdout]  --> src/cpu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     const GFX_SIZE: usize = 64 * 32;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `COWGOD_VER`
[INFO] [stdout]   --> src/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     const COWGOD_VER: u8 = 0;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MATTMIK_VER`
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     const MATTMIK_VER: u8 = 1;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `Chip`
[INFO] [stdout]   --> src/cpu.rs:17:16
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub struct Chip {
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/cpu.rs:53:16
[INFO] [stdout]    |
[INFO] [stdout] 53 |         pub fn new(version: u8) -> Chip {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `load_program`
[INFO] [stdout]   --> src/cpu.rs:74:16
[INFO] [stdout]    |
[INFO] [stdout] 74 |         pub fn load_program(&mut self, program: &[u8]) {
[INFO] [stdout]    |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cycle`
[INFO] [stdout]   --> src/cpu.rs:86:16
[INFO] [stdout]    |
[INFO] [stdout] 86 |         pub fn cycle(&mut self) {
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keypress`
[INFO] [stdout]    --> src/cpu.rs:153:16
[INFO] [stdout]     |
[INFO] [stdout] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `give_keyrelease`
[INFO] [stdout]    --> src/cpu.rs:167:16
[INFO] [stdout]     |
[INFO] [stdout] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `cls`
[INFO] [stdout]    --> src/cpu.rs:174:16
[INFO] [stdout]     |
[INFO] [stdout] 174 |         pub fn cls(&mut self) {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump`
[INFO] [stdout]    --> src/cpu.rs:181:16
[INFO] [stdout]     |
[INFO] [stdout] 181 |         pub fn jump(&mut self) {
[INFO] [stdout]     |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `jump_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:185:16
[INFO] [stdout]     |
[INFO] [stdout] 185 |         pub fn jump_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `gen_random`
[INFO] [stdout]    --> src/cpu.rs:189:16
[INFO] [stdout]     |
[INFO] [stdout] 189 |         pub fn gen_random(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_sprite`
[INFO] [stdout]    --> src/cpu.rs:195:16
[INFO] [stdout]     |
[INFO] [stdout] 195 |         pub fn index_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_draw`
[INFO] [stdout]    --> src/cpu.rs:201:16
[INFO] [stdout]     |
[INFO] [stdout] 201 |         pub fn should_draw(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `should_clear`
[INFO] [stdout]    --> src/cpu.rs:216:16
[INFO] [stdout]     |
[INFO] [stdout] 216 |         pub fn should_clear(&mut self) -> bool {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `call_sub`
[INFO] [stdout]    --> src/cpu.rs:224:16
[INFO] [stdout]     |
[INFO] [stdout] 224 |         pub fn call_sub(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_memory`
[INFO] [stdout]    --> src/cpu.rs:230:16
[INFO] [stdout]     |
[INFO] [stdout] 230 |         pub fn copy_to_memory(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `copy_to_registers`
[INFO] [stdout]    --> src/cpu.rs:240:16
[INFO] [stdout]     |
[INFO] [stdout] 240 |         pub fn copy_to_registers(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `equal_to`
[INFO] [stdout]    --> src/cpu.rs:250:16
[INFO] [stdout]     |
[INFO] [stdout] 250 |         pub fn equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `not_equal_to`
[INFO] [stdout]    --> src/cpu.rs:260:16
[INFO] [stdout]     |
[INFO] [stdout] 260 |         pub fn not_equal_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_to_reg`
[INFO] [stdout]    --> src/cpu.rs:270:16
[INFO] [stdout]     |
[INFO] [stdout] 270 |         pub fn reg_to_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_or_reg`
[INFO] [stdout]    --> src/cpu.rs:276:16
[INFO] [stdout]     |
[INFO] [stdout] 276 |         pub fn reg_or_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_and_reg`
[INFO] [stdout]    --> src/cpu.rs:282:16
[INFO] [stdout]     |
[INFO] [stdout] 282 |         pub fn reg_and_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_xor_reg`
[INFO] [stdout]    --> src/cpu.rs:288:16
[INFO] [stdout]     |
[INFO] [stdout] 288 |         pub fn reg_xor_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:294:16
[INFO] [stdout]     |
[INFO] [stdout] 294 |         pub fn reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `inv_reg_minus_reg`
[INFO] [stdout]    --> src/cpu.rs:308:16
[INFO] [stdout]     |
[INFO] [stdout] 308 |         pub fn inv_reg_minus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_right`
[INFO] [stdout]    --> src/cpu.rs:324:16
[INFO] [stdout]     |
[INFO] [stdout] 324 |         pub fn shift_reg_right(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shift_reg_left`
[INFO] [stdout]    --> src/cpu.rs:346:16
[INFO] [stdout]     |
[INFO] [stdout] 346 |         pub fn shift_reg_left(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_not_reg`
[INFO] [stdout]    --> src/cpu.rs:366:16
[INFO] [stdout]     |
[INFO] [stdout] 366 |         pub fn reg_not_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_equals_reg`
[INFO] [stdout]    --> src/cpu.rs:376:16
[INFO] [stdout]     |
[INFO] [stdout] 376 |         pub fn reg_equals_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `assign`
[INFO] [stdout]    --> src/cpu.rs:386:16
[INFO] [stdout]     |
[INFO] [stdout] 386 |         pub fn assign(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sum_to`
[INFO] [stdout]    --> src/cpu.rs:391:16
[INFO] [stdout]     |
[INFO] [stdout] 391 |         pub fn sum_to(&mut self) {
[INFO] [stdout]     |                ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `sub_return`
[INFO] [stdout]    --> src/cpu.rs:398:16
[INFO] [stdout]     |
[INFO] [stdout] 398 |         pub fn sub_return(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_pressed`
[INFO] [stdout]    --> src/cpu.rs:403:16
[INFO] [stdout]     |
[INFO] [stdout] 403 |         pub fn skip_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `skip_not_pressed`
[INFO] [stdout]    --> src/cpu.rs:411:16
[INFO] [stdout]     |
[INFO] [stdout] 411 |         pub fn skip_not_pressed(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:419:16
[INFO] [stdout]     |
[INFO] [stdout] 419 |         pub fn store_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_delay_timer`
[INFO] [stdout]    --> src/cpu.rs:424:16
[INFO] [stdout]     |
[INFO] [stdout] 424 |         pub fn set_delay_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `index_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:429:16
[INFO] [stdout]     |
[INFO] [stdout] 429 |         pub fn index_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_sound_timer`
[INFO] [stdout]    --> src/cpu.rs:435:16
[INFO] [stdout]     |
[INFO] [stdout] 435 |         pub fn set_sound_timer(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `wait_for_key`
[INFO] [stdout]    --> src/cpu.rs:440:16
[INFO] [stdout]     |
[INFO] [stdout] 440 |         pub fn wait_for_key(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reg_plus_reg`
[INFO] [stdout]    --> src/cpu.rs:444:16
[INFO] [stdout]     |
[INFO] [stdout] 444 |         pub fn reg_plus_reg(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `store_dec`
[INFO] [stdout]    --> src/cpu.rs:458:16
[INFO] [stdout]     |
[INFO] [stdout] 458 |         pub fn store_dec(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_sprite`
[INFO] [stdout]    --> src/cpu.rs:468:16
[INFO] [stdout]     |
[INFO] [stdout] 468 |         pub fn draw_sprite(&mut self) {
[INFO] [stdout]     |                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CHIP8_FONTSET`
[INFO] [stdout]    --> src/cpu.rs:499:5
[INFO] [stdout]     |
[INFO] [stdout] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
[INFO] [stdout] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stdout] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stdout] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stdout] ...   |
[INFO] [stdout] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stdout] 516 | |     ];
[INFO] [stdout]     | |______^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 50 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "d22576f2dffe55b343d1e115fb0708b9c2feb798eea137993d965f40c96cdd26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d22576f2dffe55b343d1e115fb0708b9c2feb798eea137993d965f40c96cdd26", kill_on_drop: false }`
[INFO] [stdout] d22576f2dffe55b343d1e115fb0708b9c2feb798eea137993d965f40c96cdd26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2423ec7dce28a798edeeae44831e2b75d9b4a30cf7a8da86526627f6bdd8a9d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a2423ec7dce28a798edeeae44831e2b75d9b4a30cf7a8da86526627f6bdd8a9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]   --> src/cpu.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     use std::time;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `audio::*`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use audio::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cpu::*`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cpu::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     const MEMORY_SIZE: usize = 4096;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STACK_SIZE`
[INFO] [stderr]  --> src/cpu.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     const STACK_SIZE: usize = 16;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GFX_SIZE`
[INFO] [stderr]  --> src/cpu.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     const GFX_SIZE: usize = 64 * 32;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `COWGOD_VER`
[INFO] [stderr]   --> src/cpu.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     const COWGOD_VER: u8 = 0;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MATTMIK_VER`
[INFO] [stderr]   --> src/cpu.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     const MATTMIK_VER: u8 = 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Chip`
[INFO] [stderr]   --> src/cpu.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub struct Chip {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cpu.rs:53:16
[INFO] [stderr]    |
[INFO] [stderr] 53 |         pub fn new(version: u8) -> Chip {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_program`
[INFO] [stderr]   --> src/cpu.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |         pub fn load_program(&mut self, program: &[u8]) {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cycle`
[INFO] [stderr]   --> src/cpu.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |         pub fn cycle(&mut self) {
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `give_keypress`
[INFO] [stderr]    --> src/cpu.rs:153:16
[INFO] [stderr]     |
[INFO] [stderr] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `give_keyrelease`
[INFO] [stderr]    --> src/cpu.rs:167:16
[INFO] [stderr]     |
[INFO] [stderr] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cls`
[INFO] [stderr]    --> src/cpu.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |         pub fn cls(&mut self) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump`
[INFO] [stderr]    --> src/cpu.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 181 |         pub fn jump(&mut self) {
[INFO] [stderr]     |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:185:16
[INFO] [stderr]     |
[INFO] [stderr] 185 |         pub fn jump_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `gen_random`
[INFO] [stderr]    --> src/cpu.rs:189:16
[INFO] [stderr]     |
[INFO] [stderr] 189 |         pub fn gen_random(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `index_sprite`
[INFO] [stderr]    --> src/cpu.rs:195:16
[INFO] [stderr]     |
[INFO] [stderr] 195 |         pub fn index_sprite(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `should_draw`
[INFO] [stderr]    --> src/cpu.rs:201:16
[INFO] [stderr]     |
[INFO] [stderr] 201 |         pub fn should_draw(&mut self) -> bool {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `should_clear`
[INFO] [stderr]    --> src/cpu.rs:216:16
[INFO] [stderr]     |
[INFO] [stderr] 216 |         pub fn should_clear(&mut self) -> bool {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `call_sub`
[INFO] [stderr]    --> src/cpu.rs:224:16
[INFO] [stderr]     |
[INFO] [stderr] 224 |         pub fn call_sub(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `copy_to_memory`
[INFO] [stderr]    --> src/cpu.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |         pub fn copy_to_memory(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `copy_to_registers`
[INFO] [stderr]    --> src/cpu.rs:240:16
[INFO] [stderr]     |
[INFO] [stderr] 240 |         pub fn copy_to_registers(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `equal_to`
[INFO] [stderr]    --> src/cpu.rs:250:16
[INFO] [stderr]     |
[INFO] [stderr] 250 |         pub fn equal_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `not_equal_to`
[INFO] [stderr]    --> src/cpu.rs:260:16
[INFO] [stderr]     |
[INFO] [stderr] 260 |         pub fn not_equal_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_to_reg`
[INFO] [stderr]    --> src/cpu.rs:270:16
[INFO] [stderr]     |
[INFO] [stderr] 270 |         pub fn reg_to_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_or_reg`
[INFO] [stderr]    --> src/cpu.rs:276:16
[INFO] [stderr]     |
[INFO] [stderr] 276 |         pub fn reg_or_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_and_reg`
[INFO] [stderr]    --> src/cpu.rs:282:16
[INFO] [stderr]     |
[INFO] [stderr] 282 |         pub fn reg_and_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_xor_reg`
[INFO] [stderr]    --> src/cpu.rs:288:16
[INFO] [stderr]     |
[INFO] [stderr] 288 |         pub fn reg_xor_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_minus_reg`
[INFO] [stderr]    --> src/cpu.rs:294:16
[INFO] [stderr]     |
[INFO] [stderr] 294 |         pub fn reg_minus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inv_reg_minus_reg`
[INFO] [stderr]    --> src/cpu.rs:308:16
[INFO] [stderr]     |
[INFO] [stderr] 308 |         pub fn inv_reg_minus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift_reg_right`
[INFO] [stderr]    --> src/cpu.rs:324:16
[INFO] [stderr]     |
[INFO] [stderr] 324 |         pub fn shift_reg_right(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift_reg_left`
[INFO] [stderr]    --> src/cpu.rs:346:16
[INFO] [stderr]     |
[INFO] [stderr] 346 |         pub fn shift_reg_left(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_not_reg`
[INFO] [stderr]    --> src/cpu.rs:366:16
[INFO] [stderr]     |
[INFO] [stderr] 366 |         pub fn reg_not_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_equals_reg`
[INFO] [stderr]    --> src/cpu.rs:376:16
[INFO] [stderr]     |
[INFO] [stderr] 376 |         pub fn reg_equals_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `assign`
[INFO] [stderr]    --> src/cpu.rs:386:16
[INFO] [stderr]     |
[INFO] [stderr] 386 |         pub fn assign(&mut self) {
[INFO] [stderr]     |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sum_to`
[INFO] [stderr]    --> src/cpu.rs:391:16
[INFO] [stderr]     |
[INFO] [stderr] 391 |         pub fn sum_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sub_return`
[INFO] [stderr]    --> src/cpu.rs:398:16
[INFO] [stderr]     |
[INFO] [stderr] 398 |         pub fn sub_return(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `skip_pressed`
[INFO] [stderr]    --> src/cpu.rs:403:16
[INFO] [stderr]     |
[INFO] [stderr] 403 |         pub fn skip_pressed(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `skip_not_pressed`
[INFO] [stderr]    --> src/cpu.rs:411:16
[INFO] [stderr]     |
[INFO] [stderr] 411 |         pub fn skip_not_pressed(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_delay_timer`
[INFO] [stderr]    --> src/cpu.rs:419:16
[INFO] [stderr]     |
[INFO] [stderr] 419 |         pub fn store_delay_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_delay_timer`
[INFO] [stderr]    --> src/cpu.rs:424:16
[INFO] [stderr]     |
[INFO] [stderr] 424 |         pub fn set_delay_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `index_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:429:16
[INFO] [stderr]     |
[INFO] [stderr] 429 |         pub fn index_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_sound_timer`
[INFO] [stderr]    --> src/cpu.rs:435:16
[INFO] [stderr]     |
[INFO] [stderr] 435 |         pub fn set_sound_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `wait_for_key`
[INFO] [stderr]    --> src/cpu.rs:440:16
[INFO] [stderr]     |
[INFO] [stderr] 440 |         pub fn wait_for_key(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:444:16
[INFO] [stderr]     |
[INFO] [stderr] 444 |         pub fn reg_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_dec`
[INFO] [stderr]    --> src/cpu.rs:458:16
[INFO] [stderr]     |
[INFO] [stderr] 458 |         pub fn store_dec(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `draw_sprite`
[INFO] [stderr]    --> src/cpu.rs:468:16
[INFO] [stderr]     |
[INFO] [stderr] 468 |         pub fn draw_sprite(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CHIP8_FONTSET`
[INFO] [stderr]    --> src/cpu.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
[INFO] [stderr] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stderr] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stderr] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stderr] ...   |
[INFO] [stderr] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stderr] 516 | |     ];
[INFO] [stderr]     | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: 50 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]   --> src/cpu.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     use std::time;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `audio::*`
[INFO] [stderr]  --> src/lib.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use audio::*;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `cpu::*`
[INFO] [stderr]  --> src/lib.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use cpu::*;
[INFO] [stderr]   |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MEMORY_SIZE`
[INFO] [stderr]  --> src/cpu.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     const MEMORY_SIZE: usize = 4096;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `STACK_SIZE`
[INFO] [stderr]  --> src/cpu.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     const STACK_SIZE: usize = 16;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GFX_SIZE`
[INFO] [stderr]  --> src/cpu.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     const GFX_SIZE: usize = 64 * 32;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `COWGOD_VER`
[INFO] [stderr]   --> src/cpu.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     const COWGOD_VER: u8 = 0;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MATTMIK_VER`
[INFO] [stderr]   --> src/cpu.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     const MATTMIK_VER: u8 = 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Chip`
[INFO] [stderr]   --> src/cpu.rs:17:16
[INFO] [stderr]    |
[INFO] [stderr] 17 |     pub struct Chip {
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/cpu.rs:53:16
[INFO] [stderr]    |
[INFO] [stderr] 53 |         pub fn new(version: u8) -> Chip {
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `load_program`
[INFO] [stderr]   --> src/cpu.rs:74:16
[INFO] [stderr]    |
[INFO] [stderr] 74 |         pub fn load_program(&mut self, program: &[u8]) {
[INFO] [stderr]    |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cycle`
[INFO] [stderr]   --> src/cpu.rs:86:16
[INFO] [stderr]    |
[INFO] [stderr] 86 |         pub fn cycle(&mut self) {
[INFO] [stderr]    |                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `give_keypress`
[INFO] [stderr]    --> src/cpu.rs:153:16
[INFO] [stderr]     |
[INFO] [stderr] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `give_keyrelease`
[INFO] [stderr]    --> src/cpu.rs:167:16
[INFO] [stderr]     |
[INFO] [stderr] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `cls`
[INFO] [stderr]    --> src/cpu.rs:174:16
[INFO] [stderr]     |
[INFO] [stderr] 174 |         pub fn cls(&mut self) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump`
[INFO] [stderr]    --> src/cpu.rs:181:16
[INFO] [stderr]     |
[INFO] [stderr] 181 |         pub fn jump(&mut self) {
[INFO] [stderr]     |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `jump_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:185:16
[INFO] [stderr]     |
[INFO] [stderr] 185 |         pub fn jump_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `gen_random`
[INFO] [stderr]    --> src/cpu.rs:189:16
[INFO] [stderr]     |
[INFO] [stderr] 189 |         pub fn gen_random(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `index_sprite`
[INFO] [stderr]    --> src/cpu.rs:195:16
[INFO] [stderr]     |
[INFO] [stderr] 195 |         pub fn index_sprite(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `should_draw`
[INFO] [stderr]    --> src/cpu.rs:201:16
[INFO] [stderr]     |
[INFO] [stderr] 201 |         pub fn should_draw(&mut self) -> bool {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `should_clear`
[INFO] [stderr]    --> src/cpu.rs:216:16
[INFO] [stderr]     |
[INFO] [stderr] 216 |         pub fn should_clear(&mut self) -> bool {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `call_sub`
[INFO] [stderr]    --> src/cpu.rs:224:16
[INFO] [stderr]     |
[INFO] [stderr] 224 |         pub fn call_sub(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `copy_to_memory`
[INFO] [stderr]    --> src/cpu.rs:230:16
[INFO] [stderr]     |
[INFO] [stderr] 230 |         pub fn copy_to_memory(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `copy_to_registers`
[INFO] [stderr]    --> src/cpu.rs:240:16
[INFO] [stderr]     |
[INFO] [stderr] 240 |         pub fn copy_to_registers(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `equal_to`
[INFO] [stderr]    --> src/cpu.rs:250:16
[INFO] [stderr]     |
[INFO] [stderr] 250 |         pub fn equal_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `not_equal_to`
[INFO] [stderr]    --> src/cpu.rs:260:16
[INFO] [stderr]     |
[INFO] [stderr] 260 |         pub fn not_equal_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_to_reg`
[INFO] [stderr]    --> src/cpu.rs:270:16
[INFO] [stderr]     |
[INFO] [stderr] 270 |         pub fn reg_to_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_or_reg`
[INFO] [stderr]    --> src/cpu.rs:276:16
[INFO] [stderr]     |
[INFO] [stderr] 276 |         pub fn reg_or_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_and_reg`
[INFO] [stderr]    --> src/cpu.rs:282:16
[INFO] [stderr]     |
[INFO] [stderr] 282 |         pub fn reg_and_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_xor_reg`
[INFO] [stderr]    --> src/cpu.rs:288:16
[INFO] [stderr]     |
[INFO] [stderr] 288 |         pub fn reg_xor_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_minus_reg`
[INFO] [stderr]    --> src/cpu.rs:294:16
[INFO] [stderr]     |
[INFO] [stderr] 294 |         pub fn reg_minus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `inv_reg_minus_reg`
[INFO] [stderr]    --> src/cpu.rs:308:16
[INFO] [stderr]     |
[INFO] [stderr] 308 |         pub fn inv_reg_minus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift_reg_right`
[INFO] [stderr]    --> src/cpu.rs:324:16
[INFO] [stderr]     |
[INFO] [stderr] 324 |         pub fn shift_reg_right(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `shift_reg_left`
[INFO] [stderr]    --> src/cpu.rs:346:16
[INFO] [stderr]     |
[INFO] [stderr] 346 |         pub fn shift_reg_left(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_not_reg`
[INFO] [stderr]    --> src/cpu.rs:366:16
[INFO] [stderr]     |
[INFO] [stderr] 366 |         pub fn reg_not_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_equals_reg`
[INFO] [stderr]    --> src/cpu.rs:376:16
[INFO] [stderr]     |
[INFO] [stderr] 376 |         pub fn reg_equals_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `assign`
[INFO] [stderr]    --> src/cpu.rs:386:16
[INFO] [stderr]     |
[INFO] [stderr] 386 |         pub fn assign(&mut self) {
[INFO] [stderr]     |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sum_to`
[INFO] [stderr]    --> src/cpu.rs:391:16
[INFO] [stderr]     |
[INFO] [stderr] 391 |         pub fn sum_to(&mut self) {
[INFO] [stderr]     |                ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `sub_return`
[INFO] [stderr]    --> src/cpu.rs:398:16
[INFO] [stderr]     |
[INFO] [stderr] 398 |         pub fn sub_return(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `skip_pressed`
[INFO] [stderr]    --> src/cpu.rs:403:16
[INFO] [stderr]     |
[INFO] [stderr] 403 |         pub fn skip_pressed(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `skip_not_pressed`
[INFO] [stderr]    --> src/cpu.rs:411:16
[INFO] [stderr]     |
[INFO] [stderr] 411 |         pub fn skip_not_pressed(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_delay_timer`
[INFO] [stderr]    --> src/cpu.rs:419:16
[INFO] [stderr]     |
[INFO] [stderr] 419 |         pub fn store_delay_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_delay_timer`
[INFO] [stderr]    --> src/cpu.rs:424:16
[INFO] [stderr]     |
[INFO] [stderr] 424 |         pub fn set_delay_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `index_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:429:16
[INFO] [stderr]     |
[INFO] [stderr] 429 |         pub fn index_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `set_sound_timer`
[INFO] [stderr]    --> src/cpu.rs:435:16
[INFO] [stderr]     |
[INFO] [stderr] 435 |         pub fn set_sound_timer(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `wait_for_key`
[INFO] [stderr]    --> src/cpu.rs:440:16
[INFO] [stderr]     |
[INFO] [stderr] 440 |         pub fn wait_for_key(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `reg_plus_reg`
[INFO] [stderr]    --> src/cpu.rs:444:16
[INFO] [stderr]     |
[INFO] [stderr] 444 |         pub fn reg_plus_reg(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `store_dec`
[INFO] [stderr]    --> src/cpu.rs:458:16
[INFO] [stderr]     |
[INFO] [stderr] 458 |         pub fn store_dec(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `draw_sprite`
[INFO] [stderr]    --> src/cpu.rs:468:16
[INFO] [stderr]     |
[INFO] [stderr] 468 |         pub fn draw_sprite(&mut self) {
[INFO] [stderr]     |                ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `CHIP8_FONTSET`
[INFO] [stderr]    --> src/cpu.rs:499:5
[INFO] [stderr]     |
[INFO] [stderr] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
[INFO] [stderr] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
[INFO] [stderr] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
[INFO] [stderr] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
[INFO] [stderr] ...   |
[INFO] [stderr] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
[INFO] [stderr] 516 | |     ];
[INFO] [stderr]     | |______^
[INFO] [stderr] 
[INFO] [stderr] warning: 50 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::time`
[INFO] [stderr]   --> src/cpu.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     use std::time;
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_mary-d29b10e5204fbde2
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chip8_mary-38f19718289a5e93
[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] [stderr]    Doc-tests chip8_mary
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/cpu.rs - cpu::cpu::CHIP8_FONTSET (line 491) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/cpu.rs - cpu::cpu::CHIP8_FONTSET (line 491) stdout ----
[INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `0xF0`
[INFO] [stdout]  --> src/cpu.rs:493:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | ****   11110000   0xF0
[INFO] [stdout]   |                   ^^^^ expected one of `.`, `;`, `?`, `}`, or an operator
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/cpu.rs - cpu::cpu::CHIP8_FONTSET (line 491)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "a2423ec7dce28a798edeeae44831e2b75d9b4a30cf7a8da86526627f6bdd8a9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2423ec7dce28a798edeeae44831e2b75d9b4a30cf7a8da86526627f6bdd8a9d", kill_on_drop: false }`
[INFO] [stdout] a2423ec7dce28a798edeeae44831e2b75d9b4a30cf7a8da86526627f6bdd8a9d
