[INFO] cloning repository https://github.com/julian9499/chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julian9499/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulian9499%2Fchip8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulian9499%2Fchip8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] fb0b03e45753a42baacf7a56f4b94ca4791eb0a6 [INFO] testing julian9499/chip8 against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulian9499%2Fchip8" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/julian9499/chip8 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/julian9499/chip8 [INFO] finished tweaking git repo https://github.com/julian9499/chip8 [INFO] tweaked toml for git repo https://github.com/julian9499/chip8 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/julian9499/chip8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7cd9f07e72162a11c80ea34290006f2795027640dad5a0d83fe36f33ded5902e [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" "7cd9f07e72162a11c80ea34290006f2795027640dad5a0d83fe36f33ded5902e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7cd9f07e72162a11c80ea34290006f2795027640dad5a0d83fe36f33ded5902e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7cd9f07e72162a11c80ea34290006f2795027640dad5a0d83fe36f33ded5902e", kill_on_drop: false }` [INFO] [stdout] 7cd9f07e72162a11c80ea34290006f2795027640dad5a0d83fe36f33ded5902e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] cf8e062efe90cbf35e93079e29427949727141458a9a819ee771b5c7b7ad5021 [INFO] running `Command { std: "docker" "start" "-a" "cf8e062efe90cbf35e93079e29427949727141458a9a819ee771b5c7b7ad5021", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling libloading v0.6.2 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling atom v0.3.5 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling wide v0.4.6 [INFO] [stderr] Compiling bytemuck v1.3.1 [INFO] [stderr] Compiling pollster v0.2.0 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling device_query v0.1.3 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling wayland-scanner v0.23.6 [INFO] [stderr] Compiling hibitset v0.6.3 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling ash v0.31.0 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling ultraviolet v0.4.6 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling gfx-hal v0.5.3 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling gfx-memory v0.1.3 [INFO] [stderr] Compiling gfx-descriptor v0.1.0 [INFO] [stderr] Compiling gfx-backend-empty v0.5.2 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling peek-poke-derive v0.2.1 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling peek-poke v0.2.0 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling wgpu-types v0.5.1 [INFO] [stderr] Compiling gfx-backend-vulkan v0.5.11 [INFO] [stderr] Compiling wgpu-core v0.5.6 [INFO] [stderr] Compiling wgpu-native v0.5.1 [INFO] [stderr] Compiling wgpu v0.5.2 [INFO] [stderr] Compiling pixels v0.1.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling winit v0.22.2 [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/screen.rs:37:99 [INFO] [stdout] | [INFO] [stdout] 37 | let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 37 - let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stdout] 37 + let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul(64 as u16); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ControlFlow` [INFO] [stdout] --> src/cpu.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use winit::event_loop::{EventLoop, ControlFlow}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `winit::event::Event` [INFO] [stdout] --> src/cpu.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use winit::event::Event; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/screen.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | let mut pixels = Pixels::new(SCREEN_WIDTH, SCREEN_HEIGHT, surface_texture); [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/cpu.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut screen = Screen::new("chip 8", &event_loop); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut ten_millis = time::Duration::from_millis(16); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `window` [INFO] [stdout] --> src/screen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | window: Window, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/screen.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> src/screen.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `render` [INFO] [stdout] --> src/screen.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn render(&mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SNER` [INFO] [stdout] --> src/op.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | SNER, // 9xy0 - SNE Vx, Vy [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `event_loop` [INFO] [stdout] --> src/cpu.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | event_loop: EventLoop<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => panic!(a) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => panic!("{}", a) [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => std::panic::panic_any(a) [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/screen.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | self.pixels.render(); [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/screen.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | self.pixels.render(); [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 59s [INFO] running `Command { std: "docker" "inspect" "cf8e062efe90cbf35e93079e29427949727141458a9a819ee771b5c7b7ad5021", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf8e062efe90cbf35e93079e29427949727141458a9a819ee771b5c7b7ad5021", kill_on_drop: false }` [INFO] [stdout] cf8e062efe90cbf35e93079e29427949727141458a9a819ee771b5c7b7ad5021 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f38f15b0a95da33affee80bdf1456b4943dbbf992c8da8569148b0d33af2963c [INFO] running `Command { std: "docker" "start" "-a" "f38f15b0a95da33affee80bdf1456b4943dbbf992c8da8569148b0d33af2963c", kill_on_drop: false }` [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around method argument [INFO] [stdout] --> src/screen.rs:37:99 [INFO] [stdout] | [INFO] [stdout] 37 | let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 37 - let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stdout] 37 + let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul(64 as u16); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ControlFlow` [INFO] [stdout] --> src/cpu.rs:4:36 [INFO] [stdout] | [INFO] [stdout] 4 | use winit::event_loop::{EventLoop, ControlFlow}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `winit::event::Event` [INFO] [stdout] --> src/cpu.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use winit::event::Event; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/screen.rs:129:9 [INFO] [stdout] | [INFO] [stdout] 129 | let mut pixels = Pixels::new(SCREEN_WIDTH, SCREEN_HEIGHT, surface_texture); [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/cpu.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let mut screen = Screen::new("chip 8", &event_loop); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:36:13 [INFO] [stdout] | [INFO] [stdout] 36 | let mut ten_millis = time::Duration::from_millis(16); [INFO] [stdout] | ----^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `window` [INFO] [stdout] --> src/screen.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | window: Window, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `height` [INFO] [stdout] --> src/screen.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | height: u32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `width` [INFO] [stdout] --> src/screen.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | width: u32, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `render` [INFO] [stdout] --> src/screen.rs:72:12 [INFO] [stdout] | [INFO] [stdout] 72 | pub fn render(&mut self) -> Result<(), Error> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `SNER` [INFO] [stdout] --> src/op.rs:20:5 [INFO] [stdout] | [INFO] [stdout] 20 | SNER, // 9xy0 - SNE Vx, Vy [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `event_loop` [INFO] [stdout] --> src/cpu.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | event_loop: EventLoop<()>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/main.rs:12:26 [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => panic!(a) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => panic!("{}", a) [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 12 | Err(a) => std::panic::panic_any(a) [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/screen.rs:28:9 [INFO] [stdout] | [INFO] [stdout] 28 | self.pixels.render(); [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/screen.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | self.pixels.render(); [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: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.45s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/chip8-46e59774080b7805) [INFO] running `Command { std: "docker" "inspect" "f38f15b0a95da33affee80bdf1456b4943dbbf992c8da8569148b0d33af2963c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f38f15b0a95da33affee80bdf1456b4943dbbf992c8da8569148b0d33af2963c", kill_on_drop: false }` [INFO] [stdout] f38f15b0a95da33affee80bdf1456b4943dbbf992c8da8569148b0d33af2963c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] fcf8a52d898e67085a916e7169a75236e257fe8d1eea11e02f3c821c2d3f4e0d [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" "fcf8a52d898e67085a916e7169a75236e257fe8d1eea11e02f3c821c2d3f4e0d", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/screen.rs:37:99 [INFO] [stderr] | [INFO] [stderr] 37 | let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 37 - let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul((64 as u16)); [INFO] [stderr] 37 + let y_coord: u16 = (((y.wrapping_add(index as u8)) % 32) as u16).wrapping_mul(64 as u16); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused import: `ControlFlow` [INFO] [stderr] --> src/cpu.rs:4:36 [INFO] [stderr] | [INFO] [stderr] 4 | use winit::event_loop::{EventLoop, ControlFlow}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `winit::event::Event` [INFO] [stderr] --> src/cpu.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use winit::event::Event; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/screen.rs:129:9 [INFO] [stderr] | [INFO] [stderr] 129 | let mut pixels = Pixels::new(SCREEN_WIDTH, SCREEN_HEIGHT, surface_texture); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/cpu.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let mut screen = Screen::new("chip 8", &event_loop); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:36:13 [INFO] [stderr] | [INFO] [stderr] 36 | let mut ten_millis = time::Duration::from_millis(16); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `window` [INFO] [stderr] --> src/screen.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | window: Window, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `height` [INFO] [stderr] --> src/screen.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | height: u32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `width` [INFO] [stderr] --> src/screen.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | width: u32, [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `render` [INFO] [stderr] --> src/screen.rs:72:12 [INFO] [stderr] | [INFO] [stderr] 72 | pub fn render(&mut self) -> Result<(), Error> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `SNER` [INFO] [stderr] --> src/op.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | SNER, // 9xy0 - SNE Vx, Vy [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `event_loop` [INFO] [stderr] --> src/cpu.rs:25:5 [INFO] [stderr] | [INFO] [stderr] 25 | event_loop: EventLoop<()>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/main.rs:12:26 [INFO] [stderr] | [INFO] [stderr] 12 | Err(a) => panic!(a) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 12 | Err(a) => panic!("{}", a) [INFO] [stderr] | +++++ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 12 | Err(a) => std::panic::panic_any(a) [INFO] [stderr] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/screen.rs:28:9 [INFO] [stderr] | [INFO] [stderr] 28 | self.pixels.render(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/screen.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | self.pixels.render(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `chip8` (bin "chip8" test) generated 15 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chip8-46e59774080b7805) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "fcf8a52d898e67085a916e7169a75236e257fe8d1eea11e02f3c821c2d3f4e0d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fcf8a52d898e67085a916e7169a75236e257fe8d1eea11e02f3c821c2d3f4e0d", kill_on_drop: false }` [INFO] [stdout] fcf8a52d898e67085a916e7169a75236e257fe8d1eea11e02f3c821c2d3f4e0d