[INFO] cloning repository https://github.com/JanHsKa/chip8_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanHsKa/chip8_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanHsKa%2Fchip8_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanHsKa%2Fchip8_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b2607ce3accfb775881b9cc53b42ef1a83c564a7
[INFO] testing JanHsKa/chip8_rust against beta-2021-08-01 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanHsKa%2Fchip8_rust" "/workspace/builds/worker-44/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JanHsKa/chip8_rust on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/JanHsKa/chip8_rust
[INFO] finished tweaking git repo https://github.com/JanHsKa/chip8_rust
[INFO] tweaked toml for git repo https://github.com/JanHsKa/chip8_rust written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] afb3fe35756f2cff2aba7212e280a59b84de015be472c848dbf9342d9964c795
[INFO] running `Command { std: "docker" "start" "-a" "afb3fe35756f2cff2aba7212e280a59b84de015be472c848dbf9342d9964c795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afb3fe35756f2cff2aba7212e280a59b84de015be472c848dbf9342d9964c795", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afb3fe35756f2cff2aba7212e280a59b84de015be472c848dbf9342d9964c795", kill_on_drop: false }`
[INFO] [stdout] afb3fe35756f2cff2aba7212e280a59b84de015be472c848dbf9342d9964c795
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e482fddf6f8f0ff7af32fbc6a3dfc3200b6cd6c0d01100bee3a082bcb240098d
[INFO] running `Command { std: "docker" "start" "-a" "e482fddf6f8f0ff7af32fbc6a3dfc3200b6cd6c0d01100bee3a082bcb240098d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling sdl2 v0.34.5
[INFO] [stderr]    Compiling chip8_rust v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling sdl2-sys v0.34.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling edit v0.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling native-dialog v0.5.5
[INFO] [stdout] warning: unused imports: `CpuState`, `GameState`
[INFO] [stdout]  --> src/controller/emulator.rs:4:22
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::defines::{CpuState, DebugState, GameState, ProgramState};
[INFO] [stdout]   |                      ^^^^^^^^              ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant`, `TryIter`, `any::TypeId`, `result::Result`
[INFO] [stdout]   --> src/controller/emulator.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  |     any::TypeId,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 10 |     result::Result,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 11 |     sync::{
[INFO] [stdout] 12 |         mpsc::{channel, Receiver, Sender, TryIter},
[INFO] [stdout]    |                                           ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     time::{Duration, Instant},
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MutexGuard`, `Receiver`, `Sender`, `channel`, `result::Result`, `thread`, `time::Duration`
[INFO] [stdout]  --> src/controller/utils/access_point.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     result::Result,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     sync::{
[INFO] [stdout] 5 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]   |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] 6 |         Arc, Mutex, MutexGuard,
[INFO] [stdout]   |                     ^^^^^^^^^^
[INFO] [stdout] 7 |     },
[INFO] [stdout] 8 |     thread,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 9 |     time::Duration,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `InputChecker`, `SoundManager`
[INFO] [stdout]  --> src/controller/utils/builder.rs:8:66
[INFO] [stdout]   |
[INFO] [stdout] 8 |     BreakPointDisplay, DisplayManager, GameDisplay, InfoDisplay, InputChecker, MemoryDisplay,
[INFO] [stdout]   |                                                                  ^^^^^^^^^^^^
[INFO] [stdout] 9 |     OpcodeDisplay, SoundManager, StackDisplay, View,
[INFO] [stdout]   |                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `thread`, `time::Duration`
[INFO] [stdout]   --> src/controller/utils/builder.rs:15:25
[INFO] [stdout]    |
[INFO] [stdout] 15 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                         ^^^^^^^^  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 19 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `COLUMNS`, `GRAPHIC_SIZE`, `PROGRAM_STEP`, `ROWS`
[INFO] [stdout]  --> src/model/access/memory_access.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     COLUMNS, FLAG_REGISTER_SIZE, GRAPHIC_SIZE, MAX_PROGRAM_SIZE, MEMORYSIZE, PROGRAM_START,
[INFO] [stdout]   |     ^^^^^^^                      ^^^^^^^^^^^^
[INFO] [stdout] 3 |     PROGRAM_STEP, ROWS, STACKSIZE, VARIABLES_COUNT,
[INFO] [stdout]   |     ^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `MAX_PROGRAM_SIZE`, `STACKSIZE`, `VARIABLES_COUNT`
[INFO] [stdout]  --> src/model/processor/cpu.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         MAX_PROGRAM_SIZE, MEMORYSIZE, PROGRAM_START, PROGRAM_STEP, ROWS, SCROLL_RANGE,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 5 |         SPRITE_WIDTH, STACKSIZE, VARIABLES_COUNT,
[INFO] [stdout]   |                       ^^^^^^^^^  ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Instant`, `Mutex`, `Sender`
[INFO] [stdout]   --> src/view/display_manager.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 14 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                                   ^^^^^^
[INFO] [stdout] 15 |         Arc, Mutex,
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     time::{Duration, Instant},
[INFO] [stdout]    |                      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused label
[INFO] [stdout]   --> src/view/display_manager.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |         'running: loop {
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_labels)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `channel`, `thread`, `time::Duration`
[INFO] [stdout]   --> src/view/displays/breakpoint_display.rs:13:16
[INFO] [stdout]    |
[INFO] [stdout] 13 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GAME_PIXEL_SET`, `GAME_PIXEL_UNTEST`, `GRAPHIC_SIZE`
[INFO] [stdout]  --> src/view/displays/game_display.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 3 |         GAME_PIXEL_SET, GAME_PIXEL_TEST, GAME_PIXEL_UNSET, GAME_PIXEL_UNTEST, GAME_START_X,
[INFO] [stdout]   |         ^^^^^^^^^^^^^^                                     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 6 |     memory_constants::{COLUMNS, GRAPHIC_SIZE, ROWS},
[INFO] [stdout]   |                                 ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `cell::RefCell`, `channel`, `rc::Rc`, `thread`, `time::Duration`
[INFO] [stdout]   --> src/view/displays/info_display.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 8  |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 9  |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 12 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 15 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 16 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `KEYPAD_HEIGHT`, `KEYPAD_START_X`, `KEYPAD_START_Y`, `KEYPAD_WIDTH`, `ProgramState`
[INFO] [stdout]  --> src/view/displays/keypad_display.rs:2:24
[INFO] [stdout]   |
[INFO] [stdout] 2 |     layout_constants::{KEYPAD_HEIGHT, KEYPAD_START_X, KEYPAD_START_Y, KEYPAD_WIDTH},
[INFO] [stdout]   |                        ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 3 |     memory_constants::STACKSIZE,
[INFO] [stdout] 4 |     IDisplay, ProgramState,
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `cell::RefCell`, `channel`, `rc::Rc`, `thread`, `time::Duration`
[INFO] [stdout]   --> src/view/displays/memory_display.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout] 9  |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 10 |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 16 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 17 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ProgramState`, `layout_constants`
[INFO] [stdout]  --> src/view/displays/stack_display.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     layout_constants,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 5 |     IDisplay, ProgramState,
[INFO] [stdout]   |               ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `cell::RefCell`, `channel`, `rc::Rc`, `thread`, `time::Duration`
[INFO] [stdout]   --> src/view/displays/stack_display.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     cell::RefCell,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 11 |     rc::Rc,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |         mpsc::{channel, Receiver, Sender},
[INFO] [stdout]    |                ^^^^^^^  ^^^^^^^^  ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     thread,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     time::Duration,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `FONTPATH1`, `FONTPATH2`, `FONTPATH4`, `FONTSIZE_LINE`
[INFO] [stdout]  --> src/view/helper/keypad_renderer.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::view::{FONTPATH1, FONTPATH2, FONTPATH3, FONTPATH4, FONTSIZE_KEYPAD, FONTSIZE_LINE};
[INFO] [stdout]   |                   ^^^^^^^^^  ^^^^^^^^^             ^^^^^^^^^                   ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/view/displays/info_display.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             _ => {}
[INFO] [stdout]    |             ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_state`
[INFO] [stdout]   --> src/controller/manager/debug_manager.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     current_state: DebugState,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `AccessPoint`
[INFO] [stdout]   --> src/controller/utils/access_point.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct AccessPoint {
[INFO] [stdout]    |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/controller/utils/access_point.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `package_rc_refcell`
[INFO] [stdout]    --> src/controller/utils/builder.rs:125:8
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn package_rc_refcell<T>(&mut self, package: T) -> Rc<RefCell<T>> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `OPCODE_REFRESH`
[INFO] [stdout]  --> src/controller/utils/time_manager.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const OPCODE_REFRESH: u128 = 2000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BITMASK`
[INFO] [stdout]  --> src/defines/bitset.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | const BITMASK: u8 = 0xFF;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `SINGLE_BITMASK`
[INFO] [stdout]  --> src/defines/bitset.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | const SINGLE_BITMASK: u8 = 0x80;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `VECSIZE`
[INFO] [stdout]  --> src/defines/bitset.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | const VECSIZE: usize = 8;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/defines/bitset.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new() -> BitSet {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_size`
[INFO] [stdout]   --> src/defines/bitset.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn with_size(size: usize) -> BitSet {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `push`
[INFO] [stdout]   --> src/defines/bitset.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn push(&mut self, bit: bool) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `at`
[INFO] [stdout]   --> src/defines/bitset.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn at(&mut self, index: usize) -> u8 {
[INFO] [stdout]    |            ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `rounding_up_div`
[INFO] [stdout]   --> src/defines/bitset.rs:43:8
[INFO] [stdout]    |
[INFO] [stdout] 43 |     fn rounding_up_div(value: usize) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_current_bit_vector`
[INFO] [stdout]   --> src/defines/bitset.rs:52:8
[INFO] [stdout]    |
[INFO] [stdout] 52 |     fn get_current_bit_vector(&self, index: usize) -> &u8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print_graphic_array`
[INFO] [stdout]    --> src/model/processor/cpu.rs:115:8
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn print_graphic_array(&mut self) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_sprite`
[INFO] [stdout]    --> src/model/processor/cpu.rs:641:8
[INFO] [stdout]     |
[INFO] [stdout] 641 |     fn draw_sprite(&mut self, _sprite_size: u8) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `game_properties_access`
[INFO] [stdout]   --> src/view/displays/keypad_display.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     game_properties_access: Rc<RefCell<GamePropertiesAccess>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `update_breakpoints`
[INFO] [stdout]    --> src/view/displays/opcode_display.rs:140:8
[INFO] [stdout]     |
[INFO] [stdout] 140 |     fn update_breakpoints(&self) {}
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `display_height`
[INFO] [stdout]   --> src/view/helper/display_render_helper.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     display_height: u32,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_key`
[INFO] [stdout]   --> src/view/helper/display_render_helper.rs:82:8
[INFO] [stdout]    |
[INFO] [stdout] 82 |     fn draw_key(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_key`
[INFO] [stdout]   --> src/view/helper/keypad_renderer.rs:41:8
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn draw_key(
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program_keys`
[INFO] [stdout]   --> src/view/input_checker.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     program_keys: HashSet<Keycode>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/view/view.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | /         thread::Builder::new()
[INFO] [stdout] 27 | |             .name("View".to_string())
[INFO] [stdout] 28 | |             .spawn(move || {
[INFO] [stdout] 29 | |                 let keypad_copy = Arc::clone(&new_keypad);
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |                 display_manager.initialize();
[INFO] [stdout] 51 | |             });
[INFO] [stdout]    | |_______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/view/view.rs:50:17
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 display_manager.initialize();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.chip8_rust.ba258057-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3.4ujny29ww40yg96u.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libchip8_rust-a438603d22527dd5.rlib" "/opt/rustwide/target/debug/deps/libsdl2-3981a7e7cf810e44.rlib" "/opt/rustwide/target/debug/deps/libsdl2_sys-de021b174c676fbf.rlib" "/opt/rustwide/target/debug/deps/libbitflags-e09638bf9aca31b4.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-e92083d5a39a8b50.rlib" "/opt/rustwide/target/debug/deps/libnative_dialog-ca8b9ef2b341d184.rlib" "/opt/rustwide/target/debug/deps/libdirs_next-3486597998ad50b4.rlib" "/opt/rustwide/target/debug/deps/libdirs_sys_next-b34a643e2f5fd5ba.rlib" "/opt/rustwide/target/debug/deps/libraw_window_handle-ecfd685e210a8f78.rlib" "/opt/rustwide/target/debug/deps/libthiserror-3dd292b10b5c02f8.rlib" "/opt/rustwide/target/debug/deps/libedit-acfeed30189d59e8.rlib" "/opt/rustwide/target/debug/deps/libwhich-d453f86acbc5bf31.rlib" "/opt/rustwide/target/debug/deps/libeither-7c6ea7c6fa08bb39.rlib" "/opt/rustwide/target/debug/deps/libtempfile-5ade0e027224b284.rlib" "/opt/rustwide/target/debug/deps/librand-08858b32ebe14141.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-31db2777f16c2681.rlib" "/opt/rustwide/target/debug/deps/libppv_lite86-8619f3436cd33015.rlib" "/opt/rustwide/target/debug/deps/librand_core-14334ea4edfcdf8f.rlib" "/opt/rustwide/target/debug/deps/libgetrandom-4f2a1c269edc218f.rlib" "/opt/rustwide/target/debug/deps/liblibc-bd0a7f2f55865ae0.rlib" "/opt/rustwide/target/debug/deps/libremove_dir_all-4bf4e102b5c3be79.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-0d27f345b2a6a3cd.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-197d933f09d9a590.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-46a006cddfd334f0.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-5b9870310e470b38.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-260022ba8f1ab4ee.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-71377435a799394f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-658ee5924fde57cd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-9e8627da6bd1b94a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-19fdaac49f59be84.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-cb00e2691ea45905.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-50f6726defae5ae1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-2afc16311deea26e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-bb5cb0fe086ee8cf.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-896053247b5dfd0b.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-735e1f2ac3cf23be.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-9dfb6622644c732c.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-beea7d9617fe25c5.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-a9a3b2ad67977f47.rlib" "-Wl,-Bdynamic" "-lSDL2" "-lSDL2_image" "-lSDL2_ttf" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2021-08-01-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/chip8_rust-a3ee5fa2810531c3" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: /usr/bin/ld: cannot find -lSDL2_image
[INFO] [stdout]           /usr/bin/ld: cannot find -lSDL2_ttf
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `chip8_rust` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "e482fddf6f8f0ff7af32fbc6a3dfc3200b6cd6c0d01100bee3a082bcb240098d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e482fddf6f8f0ff7af32fbc6a3dfc3200b6cd6c0d01100bee3a082bcb240098d", kill_on_drop: false }`
[INFO] [stdout] e482fddf6f8f0ff7af32fbc6a3dfc3200b6cd6c0d01100bee3a082bcb240098d
