[INFO] updating cached repository zacharydenton/chip8 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/zacharydenton/chip8 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/zacharydenton/chip8" "work/ex/clippy-test-run/sources/stable/gh/zacharydenton/chip8"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/zacharydenton/chip8'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zacharydenton/chip8" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharydenton/chip8"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharydenton/chip8'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 93f6712c95bbff556a36bd1cd45739efdd5c9a6d [INFO] sha for GitHub repo zacharydenton/chip8: 93f6712c95bbff556a36bd1cd45739efdd5c9a6d [INFO] validating manifest of zacharydenton/chip8 on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of zacharydenton/chip8 on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing zacharydenton/chip8 [INFO] finished frobbing zacharydenton/chip8 [INFO] frobbed toml for zacharydenton/chip8 written to work/ex/clippy-test-run/sources/stable/gh/zacharydenton/chip8/Cargo.toml [INFO] started frobbing zacharydenton/chip8 [INFO] finished frobbing zacharydenton/chip8 [INFO] frobbed toml for zacharydenton/chip8 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/zacharydenton/chip8/Cargo.toml [INFO] crate zacharydenton/chip8 has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting zacharydenton/chip8 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/zacharydenton/chip8:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] af8d4a97b6915f37c106728f406e9b0639d216ef2897eecf5cbb1a4b6cef1331 [INFO] running `"docker" "start" "-a" "af8d4a97b6915f37c106728f406e9b0639d216ef2897eecf5cbb1a4b6cef1331"` [INFO] [stderr] Compiling cc v1.0.8 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Checking libc v0.2.39 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Checking token_store v0.1.2 [INFO] [stderr] Compiling khronos_api v2.1.0 [INFO] [stderr] Checking smallvec v0.6.0 [INFO] [stderr] Compiling x11-dl v2.17.3 [INFO] [stderr] Compiling log v0.4.1 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking memmap v0.6.2 [INFO] [stderr] Checking shared_library v0.1.8 [INFO] [stderr] Checking osmesa-sys v0.1.2 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling gl_generator v0.8.0 [INFO] [stderr] Checking rand v0.3.22 [INFO] [stderr] Checking tempfile v2.2.0 [INFO] [stderr] Checking dlib v0.4.1 [INFO] [stderr] Checking wayland-sys v0.12.5 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling glutin v0.12.2 [INFO] [stderr] Compiling glium v0.20.0 [INFO] [stderr] Checking wayland-kbd v0.13.1 [INFO] [stderr] Checking wayland-window v0.13.2 [INFO] [stderr] Checking backtrace v0.3.5 [INFO] [stderr] Checking winit v0.10.0 [INFO] [stderr] Checking chip8 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: you should consider adding a `Default` implementation for `Chip8` [INFO] [stderr] --> src/lib.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / pub fn new() -> Self { [INFO] [stderr] 26 | | let mut chip8 = Chip8 { [INFO] [stderr] 27 | | i: 0, [INFO] [stderr] 28 | | pc: 0x200, [INFO] [stderr] ... | [INFO] [stderr] 49 | | chip8 [INFO] [stderr] 50 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::new_without_default)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 24 | impl Default for Chip8 { [INFO] [stderr] 25 | fn default() -> Self { [INFO] [stderr] 26 | Self::new() [INFO] [stderr] 27 | } [INFO] [stderr] 28 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: the loop variable `i` is used to index `FONTS` [INFO] [stderr] --> src/lib.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | for i in 0..FONTS.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 45 | for (i, ) in FONTS.iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: it looks like you're manually copying between slices [INFO] [stderr] --> src/lib.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | for i in 0..FONTS.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try replacing the loop by: `chip8.memory[..FONTS.len()].clone_from_slice(&FONTS[..])` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::manual_memcpy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy [INFO] [stderr] [INFO] [stderr] warning: the loop variable `i` is used to index `program` [INFO] [stderr] --> src/lib.rs:67:18 [INFO] [stderr] | [INFO] [stderr] 67 | for i in 0..program.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 67 | for (i, ) in program.iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `self.i` [INFO] [stderr] --> src/lib.rs:252:29 [INFO] [stderr] | [INFO] [stderr] 252 | self.memory[self.i + 0] = vx / 100; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] warning: you should consider adding a `Default` implementation for `Chip8` [INFO] [stderr] --> src/lib.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | / pub fn new() -> Self { [INFO] [stderr] 26 | | let mut chip8 = Chip8 { [INFO] [stderr] 27 | | i: 0, [INFO] [stderr] 28 | | pc: 0x200, [INFO] [stderr] ... | [INFO] [stderr] 49 | | chip8 [INFO] [stderr] 50 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::new_without_default)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 24 | impl Default for Chip8 { [INFO] [stderr] 25 | fn default() -> Self { [INFO] [stderr] 26 | Self::new() [INFO] [stderr] 27 | } [INFO] [stderr] 28 | } [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: the loop variable `i` is used to index `FONTS` [INFO] [stderr] --> src/lib.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | for i in 0..FONTS.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::needless_range_loop)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 45 | for (i, ) in FONTS.iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: it looks like you're manually copying between slices [INFO] [stderr] --> src/lib.rs:45:18 [INFO] [stderr] | [INFO] [stderr] 45 | for i in 0..FONTS.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^ help: try replacing the loop by: `chip8.memory[..FONTS.len()].clone_from_slice(&FONTS[..])` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::manual_memcpy)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#manual_memcpy [INFO] [stderr] [INFO] [stderr] warning: the loop variable `i` is used to index `program` [INFO] [stderr] --> src/lib.rs:67:18 [INFO] [stderr] | [INFO] [stderr] 67 | for i in 0..program.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_range_loop [INFO] [stderr] help: consider using an iterator [INFO] [stderr] | [INFO] [stderr] 67 | for (i, ) in program.iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `self.i` [INFO] [stderr] --> src/lib.rs:252:29 [INFO] [stderr] | [INFO] [stderr] 252 | self.memory[self.i + 0] = vx / 100; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `5` [INFO] [stderr] --> src/lib.rs:658:56 [INFO] [stderr] | [INFO] [stderr] 658 | assert!(chip8.memory[chip8.i + i] == FONTS[(5 * 0x1) + i]); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `chip8.i` [INFO] [stderr] --> src/lib.rs:671:30 [INFO] [stderr] | [INFO] [stderr] 671 | assert!(chip8.memory[chip8.i + 0] == 2); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `chip8.i` [INFO] [stderr] --> src/lib.rs:677:30 [INFO] [stderr] | [INFO] [stderr] 677 | assert!(chip8.memory[chip8.i + 0] == 0); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `chip8.i` [INFO] [stderr] --> src/lib.rs:683:30 [INFO] [stderr] | [INFO] [stderr] 683 | assert!(chip8.memory[chip8.i + 0] == 0); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome [INFO] [stderr] --> src/main.rs:17:35 [INFO] [stderr] | [INFO] [stderr] 17 | framebuffer[ti + 0] = 0 * source; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::erasing_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `ti` [INFO] [stderr] --> src/main.rs:17:25 [INFO] [stderr] | [INFO] [stderr] 17 | framebuffer[ti + 0] = 0 * source; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome [INFO] [stderr] --> src/main.rs:19:35 [INFO] [stderr] | [INFO] [stderr] 19 | framebuffer[ti + 2] = 0 * source; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | events_loop.poll_events(|ev| match ev { [INFO] [stderr] | ______________________________________^ [INFO] [stderr] 84 | | glutin::Event::WindowEvent { event, .. } => match event { [INFO] [stderr] 85 | | glutin::WindowEvent::Closed => closed = true, [INFO] [stderr] 86 | | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] ... | [INFO] [stderr] 99 | | _ => (), [INFO] [stderr] 100 | | }); [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 83 | events_loop.poll_events(|ev| if let glutin::Event::WindowEvent { event, .. } = ev { match event { [INFO] [stderr] 84 | glutin::WindowEvent::Closed => closed = true, [INFO] [stderr] 85 | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] 86 | Some(keycode) => match input.state { [INFO] [stderr] 87 | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 88 | chip8.key_down(keycode); [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:86:69 [INFO] [stderr] | [INFO] [stderr] 86 | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] | _____________________________________________________________________^ [INFO] [stderr] 87 | | Some(keycode) => match input.state { [INFO] [stderr] 88 | | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 89 | | chip8.key_down(keycode); [INFO] [stderr] ... | [INFO] [stderr] 95 | | None => (), [INFO] [stderr] 96 | | }, [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 86 | glutin::WindowEvent::KeyboardInput { input, .. } => if let Some(keycode) = keymap(input.scancode) { match input.state { [INFO] [stderr] 87 | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 88 | chip8.key_down(keycode); [INFO] [stderr] 89 | } [INFO] [stderr] 90 | glium::glutin::ElementState::Released => { [INFO] [stderr] 91 | chip8.key_up(keycode); [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `chip8`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome [INFO] [stderr] --> src/main.rs:17:35 [INFO] [stderr] | [INFO] [stderr] 17 | framebuffer[ti + 0] = 0 * source; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(clippy::erasing_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op [INFO] [stderr] [INFO] [stderr] warning: the operation is ineffective. Consider reducing it to `ti` [INFO] [stderr] --> src/main.rs:17:25 [INFO] [stderr] | [INFO] [stderr] 17 | framebuffer[ti + 0] = 0 * source; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::identity_op)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_op [INFO] [stderr] [INFO] [stderr] error: this operation will always return zero. This is likely not the intended outcome [INFO] [stderr] --> src/main.rs:19:35 [INFO] [stderr] | [INFO] [stderr] 19 | framebuffer[ti + 2] = 0 * source; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#erasing_op [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:83:38 [INFO] [stderr] | [INFO] [stderr] 83 | events_loop.poll_events(|ev| match ev { [INFO] [stderr] | ______________________________________^ [INFO] [stderr] 84 | | glutin::Event::WindowEvent { event, .. } => match event { [INFO] [stderr] 85 | | glutin::WindowEvent::Closed => closed = true, [INFO] [stderr] 86 | | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] ... | [INFO] [stderr] 99 | | _ => (), [INFO] [stderr] 100 | | }); [INFO] [stderr] | |_________^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_match)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 83 | events_loop.poll_events(|ev| if let glutin::Event::WindowEvent { event, .. } = ev { match event { [INFO] [stderr] 84 | glutin::WindowEvent::Closed => closed = true, [INFO] [stderr] 85 | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] 86 | Some(keycode) => match input.state { [INFO] [stderr] 87 | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 88 | chip8.key_down(keycode); [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] warning: you seem to be trying to use match for destructuring a single pattern. Consider using `if let` [INFO] [stderr] --> src/main.rs:86:69 [INFO] [stderr] | [INFO] [stderr] 86 | glutin::WindowEvent::KeyboardInput { input, .. } => match keymap(input.scancode) { [INFO] [stderr] | _____________________________________________________________________^ [INFO] [stderr] 87 | | Some(keycode) => match input.state { [INFO] [stderr] 88 | | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 89 | | chip8.key_down(keycode); [INFO] [stderr] ... | [INFO] [stderr] 95 | | None => (), [INFO] [stderr] 96 | | }, [INFO] [stderr] | |_________________^ [INFO] [stderr] | [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match [INFO] [stderr] help: try this [INFO] [stderr] | [INFO] [stderr] 86 | glutin::WindowEvent::KeyboardInput { input, .. } => if let Some(keycode) = keymap(input.scancode) { match input.state { [INFO] [stderr] 87 | glium::glutin::ElementState::Pressed => { [INFO] [stderr] 88 | chip8.key_down(keycode); [INFO] [stderr] 89 | } [INFO] [stderr] 90 | glium::glutin::ElementState::Released => { [INFO] [stderr] 91 | chip8.key_up(keycode); [INFO] [stderr] ... [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `chip8`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "af8d4a97b6915f37c106728f406e9b0639d216ef2897eecf5cbb1a4b6cef1331"` [INFO] running `"docker" "rm" "-f" "af8d4a97b6915f37c106728f406e9b0639d216ef2897eecf5cbb1a4b6cef1331"` [INFO] [stdout] af8d4a97b6915f37c106728f406e9b0639d216ef2897eecf5cbb1a4b6cef1331