Nov 17 12:48:16.447 INFO testing Orenchon/chip8_mary against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 12:48:16.447 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-6/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 12:48:16.759 INFO [stdout] e0f221e9f065426f07e768c8c58bddb44247fb218d870dc90f3f7d7dff92aaa1
Nov 17 12:48:16.765 INFO running `"docker" "start" "-a" "e0f221e9f065426f07e768c8c58bddb44247fb218d870dc90f3f7d7dff92aaa1"`
Nov 17 12:48:17.275 INFO [stderr] usermod: no changes
Nov 17 12:48:17.391 INFO [stderr]    Compiling sdl2-sys v0.31.0
Nov 17 12:48:20.309 INFO [stderr]    Compiling sdl2 v0.31.0
Nov 17 12:48:26.452 INFO [stderr]    Compiling chip8_mary v0.1.0 (/source)
Nov 17 12:48:27.263 INFO [stderr] warning: unused import: `std::time`
Nov 17 12:48:27.263 INFO [stderr]   --> src/cpu.rs:15:9
Nov 17 12:48:27.264 INFO [stderr]    |
Nov 17 12:48:27.264 INFO [stderr] 15 |     use std::time;
Nov 17 12:48:27.264 INFO [stderr]    |         ^^^^^^^^^
Nov 17 12:48:27.264 INFO [stderr]    |
Nov 17 12:48:27.265 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 12:48:27.265 INFO [stderr] 
Nov 17 12:48:27.265 INFO [stderr] warning: unused import: `audio::*`
Nov 17 12:48:27.265 INFO [stderr]  --> src/lib.rs:3:5
Nov 17 12:48:27.266 INFO [stderr]   |
Nov 17 12:48:27.266 INFO [stderr] 3 | use audio::*;
Nov 17 12:48:27.266 INFO [stderr]   |     ^^^^^^^^
Nov 17 12:48:27.266 INFO [stderr] 
Nov 17 12:48:27.267 INFO [stderr] warning: unused import: `cpu::*`
Nov 17 12:48:27.267 INFO [stderr]  --> src/lib.rs:4:5
Nov 17 12:48:27.267 INFO [stderr]   |
Nov 17 12:48:27.267 INFO [stderr] 4 | use cpu::*;
Nov 17 12:48:27.268 INFO [stderr]   |     ^^^^^^
Nov 17 12:48:27.268 INFO [stderr] 
Nov 17 12:48:27.434 INFO [stderr] warning: struct is never constructed: `SquareWave`
Nov 17 12:48:27.434 INFO [stderr]  --> src/audio.rs:6:5
Nov 17 12:48:27.434 INFO [stderr]   |
Nov 17 12:48:27.434 INFO [stderr] 6 |     pub struct SquareWave {
Nov 17 12:48:27.434 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.434 INFO [stderr]   |
Nov 17 12:48:27.434 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 12:48:27.435 INFO [stderr] 
Nov 17 12:48:27.435 INFO [stderr] warning: constant item is never used: `MEMORY_SIZE`
Nov 17 12:48:27.435 INFO [stderr]  --> src/cpu.rs:5:5
Nov 17 12:48:27.435 INFO [stderr]   |
Nov 17 12:48:27.436 INFO [stderr] 5 |     const MEMORY_SIZE: usize = 4096;
Nov 17 12:48:27.436 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.436 INFO [stderr] 
Nov 17 12:48:27.436 INFO [stderr] warning: constant item is never used: `STACK_SIZE`
Nov 17 12:48:27.437 INFO [stderr]  --> src/cpu.rs:7:5
Nov 17 12:48:27.437 INFO [stderr]   |
Nov 17 12:48:27.437 INFO [stderr] 7 |     const STACK_SIZE: usize = 16;
Nov 17 12:48:27.437 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.438 INFO [stderr] 
Nov 17 12:48:27.438 INFO [stderr] warning: constant item is never used: `GFX_SIZE`
Nov 17 12:48:27.438 INFO [stderr]  --> src/cpu.rs:9:5
Nov 17 12:48:27.438 INFO [stderr]   |
Nov 17 12:48:27.439 INFO [stderr] 9 |     const GFX_SIZE: usize = 64 * 32;
Nov 17 12:48:27.439 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.439 INFO [stderr] 
Nov 17 12:48:27.439 INFO [stderr] warning: constant item is never used: `COWGOD_VER`
Nov 17 12:48:27.440 INFO [stderr]   --> src/cpu.rs:11:5
Nov 17 12:48:27.440 INFO [stderr]    |
Nov 17 12:48:27.440 INFO [stderr] 11 |     const COWGOD_VER: u8 = 0;
Nov 17 12:48:27.442 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: constant item is never used: `MATTMIK_VER`
Nov 17 12:48:27.442 INFO [stderr]   --> src/cpu.rs:12:5
Nov 17 12:48:27.442 INFO [stderr]    |
Nov 17 12:48:27.442 INFO [stderr] 12 |     const MATTMIK_VER: u8 = 1;
Nov 17 12:48:27.442 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: struct is never constructed: `Chip`
Nov 17 12:48:27.442 INFO [stderr]   --> src/cpu.rs:17:5
Nov 17 12:48:27.442 INFO [stderr]    |
Nov 17 12:48:27.442 INFO [stderr] 17 |     pub struct Chip {
Nov 17 12:48:27.442 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `new`
Nov 17 12:48:27.442 INFO [stderr]   --> src/cpu.rs:53:9
Nov 17 12:48:27.442 INFO [stderr]    |
Nov 17 12:48:27.442 INFO [stderr] 53 |         pub fn new(version: u8) -> Chip {
Nov 17 12:48:27.442 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `load_program`
Nov 17 12:48:27.442 INFO [stderr]   --> src/cpu.rs:74:9
Nov 17 12:48:27.442 INFO [stderr]    |
Nov 17 12:48:27.442 INFO [stderr] 74 |         pub fn load_program(&mut self, program: &[u8]) {
Nov 17 12:48:27.442 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `cycle`
Nov 17 12:48:27.442 INFO [stderr]   --> src/cpu.rs:86:9
Nov 17 12:48:27.442 INFO [stderr]    |
Nov 17 12:48:27.442 INFO [stderr] 86 |         pub fn cycle(&mut self) {
Nov 17 12:48:27.442 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `give_keypress`
Nov 17 12:48:27.442 INFO [stderr]    --> src/cpu.rs:153:9
Nov 17 12:48:27.442 INFO [stderr]     |
Nov 17 12:48:27.442 INFO [stderr] 153 |         pub fn give_keypress(&mut self, key_pressed: Option<u8>) {
Nov 17 12:48:27.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `give_keyrelease`
Nov 17 12:48:27.442 INFO [stderr]    --> src/cpu.rs:167:9
Nov 17 12:48:27.442 INFO [stderr]     |
Nov 17 12:48:27.442 INFO [stderr] 167 |         pub fn give_keyrelease(&mut self, key_pressed: Option<u8>) {
Nov 17 12:48:27.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.442 INFO [stderr] 
Nov 17 12:48:27.442 INFO [stderr] warning: method is never used: `cls`
Nov 17 12:48:27.442 INFO [stderr]    --> src/cpu.rs:174:9
Nov 17 12:48:27.442 INFO [stderr]     |
Nov 17 12:48:27.442 INFO [stderr] 174 |         pub fn cls(&mut self) {
Nov 17 12:48:27.442 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `jump`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:181:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 181 |         pub fn jump(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `jump_plus_reg`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:185:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 185 |         pub fn jump_plus_reg(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `gen_random`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:189:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 189 |         pub fn gen_random(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `index_sprite`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:195:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 195 |         pub fn index_sprite(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `should_draw`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:201:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 201 |         pub fn should_draw(&mut self) -> bool {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `should_clear`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:216:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 216 |         pub fn should_clear(&mut self) -> bool {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `call_sub`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:224:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 224 |         pub fn call_sub(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `copy_to_memory`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:230:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 230 |         pub fn copy_to_memory(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `copy_to_registers`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:240:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 240 |         pub fn copy_to_registers(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `equal_to`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:250:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 250 |         pub fn equal_to(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `not_equal_to`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:260:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 260 |         pub fn not_equal_to(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `reg_to_reg`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:270:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 270 |         pub fn reg_to_reg(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `reg_or_reg`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:276:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 276 |         pub fn reg_or_reg(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.443 INFO [stderr] warning: method is never used: `reg_and_reg`
Nov 17 12:48:27.443 INFO [stderr]    --> src/cpu.rs:282:9
Nov 17 12:48:27.443 INFO [stderr]     |
Nov 17 12:48:27.443 INFO [stderr] 282 |         pub fn reg_and_reg(&mut self) {
Nov 17 12:48:27.443 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.443 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `reg_xor_reg`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:288:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 288 |         pub fn reg_xor_reg(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `reg_minus_reg`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:294:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 294 |         pub fn reg_minus_reg(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `inv_reg_minus_reg`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:308:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 308 |         pub fn inv_reg_minus_reg(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `shift_reg_right`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:324:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 324 |         pub fn shift_reg_right(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `shift_reg_left`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:346:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 346 |         pub fn shift_reg_left(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `reg_not_reg`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:366:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 366 |         pub fn reg_not_reg(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `reg_equals_reg`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:376:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 376 |         pub fn reg_equals_reg(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `assign`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:386:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 386 |         pub fn assign(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `sum_to`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:391:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 391 |         pub fn sum_to(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `sub_return`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:398:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 398 |         pub fn sub_return(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `skip_pressed`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:403:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 403 |         pub fn skip_pressed(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `skip_not_pressed`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:411:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 411 |         pub fn skip_not_pressed(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `store_delay_timer`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:419:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 419 |         pub fn store_delay_timer(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `set_delay_timer`
Nov 17 12:48:27.444 INFO [stderr]    --> src/cpu.rs:424:9
Nov 17 12:48:27.444 INFO [stderr]     |
Nov 17 12:48:27.444 INFO [stderr] 424 |         pub fn set_delay_timer(&mut self) {
Nov 17 12:48:27.444 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.444 INFO [stderr] 
Nov 17 12:48:27.444 INFO [stderr] warning: method is never used: `index_plus_reg`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:429:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 429 |         pub fn index_plus_reg(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: method is never used: `set_sound_timer`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:435:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 435 |         pub fn set_sound_timer(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: method is never used: `wait_for_key`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:440:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 440 |         pub fn wait_for_key(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: method is never used: `reg_plus_reg`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:444:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 444 |         pub fn reg_plus_reg(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: method is never used: `store_dec`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:458:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 458 |         pub fn store_dec(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: method is never used: `draw_sprite`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:468:9
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 468 |         pub fn draw_sprite(&mut self) {
Nov 17 12:48:27.445 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:27.445 INFO [stderr] warning: constant item is never used: `CHIP8_FONTSET`
Nov 17 12:48:27.445 INFO [stderr]    --> src/cpu.rs:499:5
Nov 17 12:48:27.445 INFO [stderr]     |
Nov 17 12:48:27.445 INFO [stderr] 499 | /     const CHIP8_FONTSET: [u8; 80] = [
Nov 17 12:48:27.445 INFO [stderr] 500 | |         0xF0, 0x90, 0x90, 0x90, 0xF0, // 0
Nov 17 12:48:27.445 INFO [stderr] 501 | |         0x20, 0x60, 0x20, 0x20, 0x70, // 1
Nov 17 12:48:27.445 INFO [stderr] 502 | |         0xF0, 0x10, 0xF0, 0x80, 0xF0, // 2
Nov 17 12:48:27.445 INFO [stderr] ...   |
Nov 17 12:48:27.445 INFO [stderr] 515 | |         0xF0, 0x80, 0xF0, 0x80, 0x80, // F
Nov 17 12:48:27.445 INFO [stderr] 516 | |     ];
Nov 17 12:48:27.445 INFO [stderr]     | |______^
Nov 17 12:48:27.445 INFO [stderr] 
Nov 17 12:48:28.403 INFO [stderr] warning: unused import: `std::time`
Nov 17 12:48:28.403 INFO [stderr]   --> src/cpu.rs:15:9
Nov 17 12:48:28.403 INFO [stderr]    |
Nov 17 12:48:28.403 INFO [stderr] 15 |     use std::time;
Nov 17 12:48:28.403 INFO [stderr]    |         ^^^^^^^^^
Nov 17 12:48:28.403 INFO [stderr]    |
Nov 17 12:48:28.403 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Nov 17 12:48:28.403 INFO [stderr] 
Nov 17 12:48:29.699 INFO [stderr] error: linking with `cc` failed: exit code: 1
Nov 17 12:48:29.699 INFO [stderr]   |
Nov 17 12:48:29.699 INFO [stderr]   = note: "cc" "-Wl,--as-needed" "-Wl,-z,noexecstack" "-m64" "-L" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.0.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.1.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.10.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.11.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.12.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.13.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.14.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.15.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.2.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.3.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.4.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.5.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.6.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.7.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.8.rcgu.o" "/target/debug/deps/chip8_mary-0531199da67c627e.chip8_mary.e1gezk36-cgu.9.rcgu.o" "-o" "/target/debug/deps/chip8_mary-0531199da67c627e" "/target/debug/deps/chip8_mary-0531199da67c627e.29ey87dmtodffcjr.rcgu.o" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs" "-L" "/target/debug/deps" "-L" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/target/debug/deps/librand-b6efb8ec3cb3a111.rlib" "/target/debug/deps/librand_core-0d83d5ee79f796a2.rlib" "/target/debug/deps/libsdl2-a5ad39fdc64c1106.rlib" "/target/debug/deps/librand-3f38004ae9e8526a.rlib" "/target/debug/deps/librand-98ee1b62e4d8023b.rlib" "/target/debug/deps/libsdl2_sys-ee54d506943c8722.rlib" "/target/debug/deps/libbitflags-5c4099b2ab708bde.rlib" "/target/debug/deps/liblazy_static-27d552aa29edbf78.rlib" "/target/debug/deps/liblibc-d09b1b6ac3a72086.rlib" "/target/debug/deps/libnum-021e6c7dec5a6a75.rlib" "/target/debug/deps/libnum_iter-d55bbf27f507aded.rlib" "/target/debug/deps/libnum_integer-5cbcbcec402cedc2.rlib" "/target/debug/deps/libnum_traits-ba01a3b10ac57f2c.rlib" "-Wl,--start-group" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-d983f9f0fa6ceb06.rlib" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-6f1ce70f6e7bd019.rlib" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-02694553a30ccbd2.rlib" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-e0471ef0ca19c898.rlib" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-8560d64f265a1b5c.rlib" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-d49e8dd020e9654c.rlib" "-Wl,--end-group" "/rustup-home/toolchains/2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-25f3a21ce204c507.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lutil" "-lutil" "-ldl" "-lrt" "-lpthread" "-lgcc_s" "-lc" "-lm" "-lrt" "-lpthread" "-lutil" "-lutil"
Nov 17 12:48:29.699 INFO [stderr]   = note: /usr/bin/ld: cannot find -lSDL2
Nov 17 12:48:29.699 INFO [stderr]           collect2: error: ld returned 1 exit status
Nov 17 12:48:29.703 INFO [stderr]           
Nov 17 12:48:29.704 INFO [stderr] 
Nov 17 12:48:29.704 INFO [stderr] error: aborting due to previous error
Nov 17 12:48:29.704 INFO [stderr] 
Nov 17 12:48:29.707 INFO [stderr] error: Could not compile `chip8_mary`.
Nov 17 12:48:29.707 INFO [stderr] 
Nov 17 12:48:29.707 INFO [stderr] To learn more, run the command again with --verbose.
Nov 17 12:48:29.710 INFO [stderr] su: No module specific data is present
Nov 17 12:48:31.200 INFO running `"docker" "inspect" "e0f221e9f065426f07e768c8c58bddb44247fb218d870dc90f3f7d7dff92aaa1"`
Nov 17 12:48:31.605 INFO running `"docker" "rm" "-f" "e0f221e9f065426f07e768c8c58bddb44247fb218d870dc90f3f7d7dff92aaa1"`
Nov 17 12:48:31.959 INFO [stdout] e0f221e9f065426f07e768c8c58bddb44247fb218d870dc90f3f7d7dff92aaa1