[INFO] cloning repository https://github.com/jomag/rustboy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jomag/rustboy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomag%2Frustboy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomag%2Frustboy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d2e3909b65e177997bdf1c866e7311ecbc60e31
[INFO] checking jomag/rustboy against try#506dff8de9f54f528028a7e4497ea925a4f3e19e for pr-94295
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjomag%2Frustboy" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jomag/rustboy on toolchain 506dff8de9f54f528028a7e4497ea925a4f3e19e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jomag/rustboy
[INFO] finished tweaking git repo https://github.com/jomag/rustboy
[INFO] tweaked toml for git repo https://github.com/jomag/rustboy written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jomag/rustboy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded egui_wgpu_backend v0.16.0
[INFO] [stderr]   Downloaded ctrlc v3.1.6
[INFO] [stderr]   Downloaded egui_winit_platform v0.13.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 792bca9ed114437d2cc1d7fe2188d8186ae86435c4c3bf16b57216aff7241585
[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" "792bca9ed114437d2cc1d7fe2188d8186ae86435c4c3bf16b57216aff7241585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "792bca9ed114437d2cc1d7fe2188d8186ae86435c4c3bf16b57216aff7241585", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "792bca9ed114437d2cc1d7fe2188d8186ae86435c4c3bf16b57216aff7241585", kill_on_drop: false }`
[INFO] [stdout] 792bca9ed114437d2cc1d7fe2188d8186ae86435c4c3bf16b57216aff7241585
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+506dff8de9f54f528028a7e4497ea925a4f3e19e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c503b79ec9a59717e8fa81155341a5cc92fab368e0806ede22c32b215ca531b2
[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" "c503b79ec9a59717e8fa81155341a5cc92fab368e0806ede22c32b215ca531b2", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::time::SystemTime`
[INFO] [stdout]  --> src/cartridge.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::SystemTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::debug::Debug`
[INFO] [stdout]   --> src/mmu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::debug::Debug;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_mnemonic`
[INFO] [stdout]   --> src/test_runner.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout] 4  |     debug::{format_mnemonic, Debug},
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | mod test_runner;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AudioSpecDesired`
[INFO] [stdout]   --> src/ui/audio.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::audio::{AudioCallback, AudioSpecDesired};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::Sdl`
[INFO] [stdout]   --> src/ui/audio.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::Sdl;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ui::FPS`
[INFO] [stdout]   --> src/ui/audio.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::ui::FPS;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `Pos2`, `style`
[INFO] [stdout]  --> src/ui/audio_window.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     emath, epaint, pos2, style, vec2, Color32, CtxRef, Pos2, Rect, Sense, Shape, Stroke, Ui,
[INFO] [stdout]   |                          ^^^^^        ^^^^^^^          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `TextEdit`
[INFO] [stdout]  --> src/ui/breakpoints_window.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::{Button, Color32, CtxRef, TextEdit};
[INFO] [stdout]   |                    ^^^^^^^          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `Pos2`, `Rect`, `Sense`, `Shape`, `Stroke`, `emath`, `epaint`, `pos2`, `style`, `vec2`
[INFO] [stdout]   --> src/ui/debug_window.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     emath, epaint, pos2, style, vec2, Color32, CtxRef, Label, Pos2, Rect, RichText, Sense, Shape,
[INFO] [stdout]    |     ^^^^^  ^^^^^^  ^^^^  ^^^^^  ^^^^  ^^^^^^^                 ^^^^  ^^^^            ^^^^^  ^^^^^
[INFO] [stdout] 25 |     Stroke, TextStyle, Ui,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::sleep`
[INFO] [stdout]  --> src/ui/full.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::BufWriter, iter, thread::sleep, time::Instant};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CLOCK_SPEED`
[INFO] [stdout]  --> src/ui/full.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     APPNAME, CLOCK_SPEED, CYCLES_PER_FRAME,
[INFO] [stdout]   |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StartCause`
[INFO] [stdout]   --> src/ui/full.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     event::{Event::*, StartCause},
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time::SystemTime`
[INFO] [stdout]  --> src/cartridge.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::time::SystemTime;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::debug::Debug`
[INFO] [stdout]   --> src/mmu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::debug::Debug;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `format_mnemonic`
[INFO] [stdout]   --> src/test_runner.rs:4:13
[INFO] [stdout]    |
[INFO] [stdout] 4  |     debug::{format_mnemonic, Debug},
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | mod test_runner;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `AudioSpecDesired`
[INFO] [stdout]   --> src/ui/audio.rs:17:34
[INFO] [stdout]    |
[INFO] [stdout] 17 | use sdl2::audio::{AudioCallback, AudioSpecDesired};
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::Sdl`
[INFO] [stdout]   --> src/ui/audio.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use sdl2::Sdl;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ui::FPS`
[INFO] [stdout]   --> src/ui/audio.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | use crate::ui::FPS;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `Pos2`, `style`
[INFO] [stdout]  --> src/ui/audio_window.rs:2:26
[INFO] [stdout]   |
[INFO] [stdout] 2 |     emath, epaint, pos2, style, vec2, Color32, CtxRef, Pos2, Rect, Sense, Shape, Stroke, Ui,
[INFO] [stdout]   |                          ^^^^^        ^^^^^^^          ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `TextEdit`
[INFO] [stdout]  --> src/ui/breakpoints_window.rs:1:20
[INFO] [stdout]   |
[INFO] [stdout] 1 | use egui::{Button, Color32, CtxRef, TextEdit};
[INFO] [stdout]   |                    ^^^^^^^          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Color32`, `Pos2`, `Rect`, `Sense`, `Shape`, `Stroke`, `emath`, `epaint`, `pos2`, `style`, `vec2`
[INFO] [stdout]   --> src/ui/debug_window.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     emath, epaint, pos2, style, vec2, Color32, CtxRef, Label, Pos2, Rect, RichText, Sense, Shape,
[INFO] [stdout]    |     ^^^^^  ^^^^^^  ^^^^  ^^^^^  ^^^^  ^^^^^^^                 ^^^^  ^^^^            ^^^^^  ^^^^^
[INFO] [stdout] 25 |     Stroke, TextStyle, Ui,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread::sleep`
[INFO] [stdout]  --> src/ui/full.rs:1:42
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{fs::File, io::BufWriter, iter, thread::sleep, time::Instant};
[INFO] [stdout]   |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CLOCK_SPEED`
[INFO] [stdout]  --> src/ui/full.rs:9:14
[INFO] [stdout]   |
[INFO] [stdout] 9 |     APPNAME, CLOCK_SPEED, CYCLES_PER_FRAME,
[INFO] [stdout]   |              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `StartCause`
[INFO] [stdout]   --> src/ui/full.rs:22:23
[INFO] [stdout]    |
[INFO] [stdout] 22 |     event::{Event::*, StartCause},
[INFO] [stdout]    |                       ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_at_address`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let break_at_address: Option<u16> = parse_optional(matches.value_of("break"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_at_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_at_cycle`
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let break_at_cycle: Option<u64> = parse_optional(matches.value_of("break-cycle"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_at_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_at_frame`
[INFO] [stdout]    --> src/main.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let exit_at_frame: Option<u32> = parse_optional(matches.value_of("exit-frame"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_at_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capture_at_frame`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let capture_at_frame: Option<u32> = parse_optional(matches.value_of("capture"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capture_at_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capture_filename`
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let capture_filename: &str = matches
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capture_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/debug.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn evaluate(&self, emu: &Emu) -> bool {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]  --> src/test_runner.rs:9:56
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn test_runner_expect(expect: &str, emu: &mut Emu, debug: &mut Debug) {
[INFO] [stdout]   |                                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_at_address`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let break_at_address: Option<u16> = parse_optional(matches.value_of("break"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_at_address`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `break_at_cycle`
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let break_at_cycle: Option<u64> = parse_optional(matches.value_of("break-cycle"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_break_at_cycle`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exit_at_frame`
[INFO] [stdout]    --> src/main.rs:143:9
[INFO] [stdout]     |
[INFO] [stdout] 143 |     let exit_at_frame: Option<u32> = parse_optional(matches.value_of("exit-frame"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_exit_at_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capture_at_frame`
[INFO] [stdout]    --> src/main.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     let capture_at_frame: Option<u32> = parse_optional(matches.value_of("capture"));
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capture_at_frame`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `capture_filename`
[INFO] [stdout]    --> src/main.rs:150:9
[INFO] [stdout]     |
[INFO] [stdout] 150 |     let capture_filename: &str = matches
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_capture_filename`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/debug.rs:31:28
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn evaluate(&self, emu: &Emu) -> bool {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/ui/breakpoints_window.rs:17:44
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn render(&mut self, ctx: &CtxRef, emu: &mut Emu, debug: &mut Debug) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/ui/debug_window.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn render(&mut self, ctx: &CtxRef, ui: &mut Ui, emu: &Emu) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recorder`
[INFO] [stdout]    --> src/ui/full.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let recorder = WaveAudioRecorder {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `debug`
[INFO] [stdout]  --> src/test_runner.rs:9:56
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn test_runner_expect(expect: &str, emu: &mut Emu, debug: &mut Debug) {
[INFO] [stdout]   |                                                        ^^^^^ help: if this is intentional, prefix it with an underscore: `_debug`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `emu`
[INFO] [stdout]   --> src/ui/breakpoints_window.rs:17:44
[INFO] [stdout]    |
[INFO] [stdout] 17 |     pub fn render(&mut self, ctx: &CtxRef, emu: &mut Emu, debug: &mut Debug) {
[INFO] [stdout]    |                                            ^^^ help: if this is intentional, prefix it with an underscore: `_emu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/ui/debug_window.rs:187:30
[INFO] [stdout]     |
[INFO] [stdout] 187 |     pub fn render(&mut self, ctx: &CtxRef, ui: &mut Ui, emu: &Emu) {
[INFO] [stdout]     |                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `recorder`
[INFO] [stdout]    --> src/ui/full.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let recorder = WaveAudioRecorder {
[INFO] [stdout]     |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_recorder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]    --> src/ui/full.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let sample_rate = config.sample_rate.0 as f32;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sample_rate`
[INFO] [stdout]    --> src/ui/full.rs:160:13
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let sample_rate = config.sample_rate.0 as f32;
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sample_rate`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:312:13
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut ram = vec![0x00; 0x8000].into_boxed_slice();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cartridge.rs:312:13
[INFO] [stdout]     |
[INFO] [stdout] 312 |         let mut ram = vec![0x00; 0x8000].into_boxed_slice();
[INFO] [stdout]     |             ----^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CLOCK_SPEED`
[INFO] [stdout]   --> src/main.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | const CLOCK_SPEED: u32 = 4194304;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `capture_frame`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn capture_frame(filename: &str, frame: u32, lcd: &LCD) -> Result<(), std::io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reg_name`
[INFO] [stdout]     --> src/apu.rs:1368:4
[INFO] [stdout]      |
[INFO] [stdout] 1368 | fn reg_name(address: u16) -> String {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/cartridge.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/cartridge.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/debug.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn finalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_stack`
[INFO] [stdout]    --> src/debug.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn print_stack(mmu: &MMU, sp: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_sprite`
[INFO] [stdout]    --> src/debug.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn print_sprite(mmu: &MMU, i: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_sprites`
[INFO] [stdout]    --> src/debug.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub fn print_sprites(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_bit`
[INFO] [stdout]    --> src/debug.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn get_bit(bitmap: u8, bit: u8) -> u8 {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_lcdc`
[INFO] [stdout]    --> src/debug.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn print_lcdc(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_apu`
[INFO] [stdout]    --> src/debug.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 | pub fn print_apu(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_registers`
[INFO] [stdout]    --> src/debug.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn print_registers(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_interrupt_state`
[INFO] [stdout]    --> src/debug.rs:351:8
[INFO] [stdout]     |
[INFO] [stdout] 351 | pub fn print_interrupt_state(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_timer_state`
[INFO] [stdout]    --> src/debug.rs:360:8
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub fn print_timer_state(timer: &Timer) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_listing`
[INFO] [stdout]    --> src/debug.rs:797:8
[INFO] [stdout]     |
[INFO] [stdout] 797 | pub fn print_listing(mmu: &MMU, addr: u16, line_count: i32) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GameBoyMGB`
[INFO] [stdout]  --> src/emu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     GameBoyMGB,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Machine` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/emu.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GameBoySGB`
[INFO] [stdout]   --> src/emu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     GameBoySGB,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Machine` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/emu.rs:3:16
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Copy, Clone)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_WIDTH`
[INFO] [stdout]   --> src/ui/mod.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DEFAULT_WIDTH: u32 = 800;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_HEIGHT`
[INFO] [stdout]   --> src/ui/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const DEFAULT_HEIGHT: u32 = 600;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FPS`
[INFO] [stdout]   --> src/ui/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const FPS: f64 = 60.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ensure_visible`
[INFO] [stdout]    --> src/ui/debug_window.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn ensure_visible(&mut self, address: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WINDOW_WIDTH`
[INFO] [stdout]   --> src/ui/minimal.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const WINDOW_WIDTH: u32 = (SCREEN_WIDTH * 2) as u32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WINDOW_HEIGHT`
[INFO] [stdout]   --> src/ui/minimal.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | const WINDOW_HEIGHT: u32 = (SCREEN_HEIGHT * 2) as u32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_sdl_gl_driver`
[INFO] [stdout]   --> src/ui/minimal.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn find_sdl_gl_driver() -> Option<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_with_minimal_ui`
[INFO] [stdout]   --> src/ui/minimal.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn run_with_minimal_ui(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mean_frame_time`
[INFO] [stdout]   --> src/ui/render_stats.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn mean_frame_time(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/debug.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 f.sync_all();
[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/ui/full.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             wr.flush();
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             wr.flush();
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/ui/full.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             wr.flush();
[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: 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `CLOCK_SPEED`
[INFO] [stdout]   --> src/main.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | const CLOCK_SPEED: u32 = 4194304;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `capture_frame`
[INFO] [stdout]   --> src/main.rs:71:4
[INFO] [stdout]    |
[INFO] [stdout] 71 | fn capture_frame(filename: &str, frame: u32, lcd: &LCD) -> Result<(), std::io::Error> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `reg_name`
[INFO] [stdout]     --> src/apu.rs:1368:4
[INFO] [stdout]      |
[INFO] [stdout] 1368 | fn reg_name(address: u16) -> String {
[INFO] [stdout]      |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/cartridge.rs:147:5
[INFO] [stdout]     |
[INFO] [stdout] 147 |     pub size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `size`
[INFO] [stdout]    --> src/cartridge.rs:286:5
[INFO] [stdout]     |
[INFO] [stdout] 286 |     pub size: usize,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `finalize`
[INFO] [stdout]    --> src/debug.rs:109:12
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn finalize(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_stack`
[INFO] [stdout]    --> src/debug.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn print_stack(mmu: &MMU, sp: u16) {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_sprite`
[INFO] [stdout]    --> src/debug.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 209 | pub fn print_sprite(mmu: &MMU, i: usize) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_sprites`
[INFO] [stdout]    --> src/debug.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout] 226 | pub fn print_sprites(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_bit`
[INFO] [stdout]    --> src/debug.rs:243:4
[INFO] [stdout]     |
[INFO] [stdout] 243 | fn get_bit(bitmap: u8, bit: u8) -> u8 {
[INFO] [stdout]     |    ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_lcdc`
[INFO] [stdout]    --> src/debug.rs:251:8
[INFO] [stdout]     |
[INFO] [stdout] 251 | pub fn print_lcdc(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_apu`
[INFO] [stdout]    --> src/debug.rs:285:8
[INFO] [stdout]     |
[INFO] [stdout] 285 | pub fn print_apu(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_registers`
[INFO] [stdout]    --> src/debug.rs:311:8
[INFO] [stdout]     |
[INFO] [stdout] 311 | pub fn print_registers(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_interrupt_state`
[INFO] [stdout]    --> src/debug.rs:351:8
[INFO] [stdout]     |
[INFO] [stdout] 351 | pub fn print_interrupt_state(mmu: &MMU) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_timer_state`
[INFO] [stdout]    --> src/debug.rs:360:8
[INFO] [stdout]     |
[INFO] [stdout] 360 | pub fn print_timer_state(timer: &Timer) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `print_listing`
[INFO] [stdout]    --> src/debug.rs:797:8
[INFO] [stdout]     |
[INFO] [stdout] 797 | pub fn print_listing(mmu: &MMU, addr: u16, line_count: i32) -> u16 {
[INFO] [stdout]     |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GameBoyMGB`
[INFO] [stdout]  --> src/emu.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     GameBoyMGB,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] note: `Machine` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/emu.rs:3:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Copy, Clone)]
[INFO] [stdout]   |                ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `GameBoySGB`
[INFO] [stdout]   --> src/emu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     GameBoySGB,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `Machine` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/emu.rs:3:16
[INFO] [stdout]    |
[INFO] [stdout] 3  | #[derive(Copy, Clone)]
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_WIDTH`
[INFO] [stdout]   --> src/ui/mod.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | const DEFAULT_WIDTH: u32 = 800;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `DEFAULT_HEIGHT`
[INFO] [stdout]   --> src/ui/mod.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | const DEFAULT_HEIGHT: u32 = 600;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `FPS`
[INFO] [stdout]   --> src/ui/mod.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | const FPS: f64 = 60.0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `ensure_visible`
[INFO] [stdout]    --> src/ui/debug_window.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn ensure_visible(&mut self, address: usize) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WINDOW_WIDTH`
[INFO] [stdout]   --> src/ui/minimal.rs:22:1
[INFO] [stdout]    |
[INFO] [stdout] 22 | const WINDOW_WIDTH: u32 = (SCREEN_WIDTH * 2) as u32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WINDOW_HEIGHT`
[INFO] [stdout]   --> src/ui/minimal.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | const WINDOW_HEIGHT: u32 = (SCREEN_HEIGHT * 2) as u32;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `find_sdl_gl_driver`
[INFO] [stdout]   --> src/ui/minimal.rs:25:4
[INFO] [stdout]    |
[INFO] [stdout] 25 | fn find_sdl_gl_driver() -> Option<u32> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_with_minimal_ui`
[INFO] [stdout]   --> src/ui/minimal.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub fn run_with_minimal_ui(
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `mean_frame_time`
[INFO] [stdout]   --> src/ui/render_stats.rs:19:12
[INFO] [stdout]    |
[INFO] [stdout] 19 |     pub fn mean_frame_time(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/debug.rs:112:17
[INFO] [stdout]     |
[INFO] [stdout] 112 |                 f.sync_all();
[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/ui/full.rs:76:13
[INFO] [stdout]    |
[INFO] [stdout] 76 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:88:13
[INFO] [stdout]    |
[INFO] [stdout] 88 |             wr.write_sample(sample);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |             wr.flush();
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/ui/full.rs:98:13
[INFO] [stdout]    |
[INFO] [stdout] 98 |             wr.flush();
[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: unused `Result` that must be used
[INFO] [stdout]    --> src/ui/full.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |             wr.flush();
[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: 58 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 54s
[INFO] running `Command { std: "docker" "inspect" "c503b79ec9a59717e8fa81155341a5cc92fab368e0806ede22c32b215ca531b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c503b79ec9a59717e8fa81155341a5cc92fab368e0806ede22c32b215ca531b2", kill_on_drop: false }`
[INFO] [stdout] c503b79ec9a59717e8fa81155341a5cc92fab368e0806ede22c32b215ca531b2