[INFO] cloning repository https://github.com/Tormyst/mystchip [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tormyst/mystchip" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTormyst%2Fmystchip", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTormyst%2Fmystchip'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5a7b10114f80a1ec322d09b98281e073bc7711c2 [INFO] testing Tormyst/mystchip 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%2FTormyst%2Fmystchip" "/workspace/builds/worker-15/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tormyst/mystchip 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/Tormyst/mystchip [INFO] finished tweaking git repo https://github.com/Tormyst/mystchip [INFO] tweaked toml for git repo https://github.com/Tormyst/mystchip written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate git repo https://github.com/Tormyst/mystchip 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7f8313682bb3a08cb01a01e6bb88b235102c223f6efdc1f3aa4b770fc1918004 [INFO] running `Command { std: "docker" "start" "-a" "7f8313682bb3a08cb01a01e6bb88b235102c223f6efdc1f3aa4b770fc1918004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7f8313682bb3a08cb01a01e6bb88b235102c223f6efdc1f3aa4b770fc1918004", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7f8313682bb3a08cb01a01e6bb88b235102c223f6efdc1f3aa4b770fc1918004", kill_on_drop: false }` [INFO] [stdout] 7f8313682bb3a08cb01a01e6bb88b235102c223f6efdc1f3aa4b770fc1918004 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9bdb83ad108f8aba27af2844840c0df24e850d24126ba953ce19c253327192c6 [INFO] running `Command { std: "docker" "start" "-a" "9bdb83ad108f8aba27af2844840c0df24e850d24126ba953ce19c253327192c6", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.5 [INFO] [stderr] Compiling version_check v0.1.4 [INFO] [stderr] Compiling proc-macro2 v0.4.18 [INFO] [stderr] Compiling num-traits v0.2.5 [INFO] [stderr] Compiling khronos_api v2.2.0 [INFO] [stderr] Compiling cc v1.0.24 [INFO] [stderr] Compiling nodrop v0.1.12 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling piston-float v0.3.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling token_store v0.1.2 [INFO] [stderr] Compiling serde v1.0.77 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling rand_core v0.2.1 [INFO] [stderr] Compiling shader_version v0.3.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling piston-texture v0.6.0 [INFO] [stderr] Compiling interpolation v0.1.0 [INFO] [stderr] Compiling read_color v1.0.0 [INFO] [stderr] Compiling piston-shaders_graphics2d v0.3.1 [INFO] [stderr] Compiling xml-rs v0.7.0 [INFO] [stderr] Compiling draw_state v0.8.0 [INFO] [stderr] Compiling syn v0.10.8 [INFO] [stderr] Compiling memmap v0.6.2 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling deflate v0.7.18 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling stb_truetype v0.2.4 [INFO] [stderr] Compiling log v0.4.5 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.7 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling piston-viewport v0.3.0 [INFO] [stderr] Compiling vecmath v0.3.1 [INFO] [stderr] Compiling rand v0.5.5 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling gif v0.10.0 [INFO] [stderr] Compiling wayland-scanner v0.12.5 [INFO] [stderr] Compiling gl_generator v0.9.0 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling syn v0.15.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling tempfile v3.0.3 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling gfx_gl v0.5.0 [INFO] [stderr] Compiling glutin v0.14.0 [INFO] [stderr] Compiling gl v0.10.0 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling wayland-sys v0.12.5 [INFO] [stderr] Compiling rusttype v0.4.3 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling piston2d-graphics v0.26.0 [INFO] [stderr] Compiling derivative v1.0.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling wayland-kbd v0.13.1 [INFO] [stderr] Compiling serde_derive v1.0.77 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling gfx_core v0.8.2 [INFO] [stderr] Compiling wayland-window v0.13.3 [INFO] [stderr] Compiling winit v0.12.0 [INFO] [stderr] Compiling gfx v0.17.1 [INFO] [stderr] Compiling gfx_device_gl v0.15.3 [INFO] [stderr] Compiling piston-gfx_texture v0.32.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.51.0 [INFO] [stderr] Compiling pistoncore-input v0.21.0 [INFO] [stderr] Compiling pistoncore-window v0.32.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.37.0 [INFO] [stderr] Compiling piston v0.37.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.47.0 [INFO] [stderr] Compiling piston_window v0.80.0 [INFO] [stderr] Compiling mystchip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/mem/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error` [INFO] [stdout] --> src/display.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/display.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mem::Mem` [INFO] [stdout] --> src/display.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mem::Mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `cpu_message` should have an upper camel case name [INFO] [stdout] --> src/main.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | pub enum cpu_message { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CpuMessage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `display_message` should have an upper camel case name [INFO] [stdout] --> src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub enum display_message { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DisplayMessage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mem/mod.rs:78:39 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 - pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stdout] 78 + pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_render` [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut last_render = SystemTime::now(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_render` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rm_tmp` [INFO] [stdout] --> src/cpu.rs:238:35 [INFO] [stdout] | [INFO] [stdout] 238 | let (add_tmp, rm_tmp) = mem.gfx_write(x, y + iter, sprite); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rm_tmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/cpu.rs:253:21 [INFO] [stdout] | [INFO] [stdout] 253 | let key = self.reg[low_nibble(inst_byte_upper) as usize]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opengl` [INFO] [stdout] --> src/display.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let opengl = OpenGL::V3_2; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opengl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | let mut last_render = SystemTime::now(); [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: function is never used: `reverse_gfx_offset` [INFO] [stdout] --> src/mem/mod.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn reverse_gfx_offset(val: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pixel_locations` [INFO] [stdout] --> src/mem/mod.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `render_flag` [INFO] [stdout] --> src/display.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | render_flag: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/mem/mod.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 70 | IntoIterator::into_iter(self.gfx) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/display.rs:80:35 [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = f.into_iter(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = f.iter(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = IntoIterator::into_iter(f); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `framesize` should have an upper case name [INFO] [stdout] --> src/main.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | const framesize:usize = 64*32; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `FRAMESIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | chip8.load("pong.ch8"); [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: function `setupGraphics` should have a snake case name [INFO] [stdout] --> src/main.rs:143:4 [INFO] [stdout] | [INFO] [stdout] 143 | fn setupGraphics() {} [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `setup_graphics` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `setupInput` should have a snake case name [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn setupInput() {} [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `setup_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `updateTime` should have a snake case name [INFO] [stdout] --> src/cpu.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn updateTime(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `update_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | writeln!(f, "Mem"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | write!(f, "{:04X}: ", index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:91:17 [INFO] [stdout] | [INFO] [stdout] 91 | write!(f, "{:02X} ", num); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | writeln!(f, ""); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `off` should have an upper case name [INFO] [stdout] --> src/display.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const off: Rgba = Rgba { [INFO] [stdout] | ^^^ help: convert the identifier to upper case (notice the capitalization): `OFF` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `on` should have an upper case name [INFO] [stdout] --> src/display.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] | ^^ help: convert the identifier to upper case: `ON` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/display.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | me.tx.send(::display_message::Die); [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/display.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | self.tx.send(::display_message::Input([false; 16])); [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/display.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | self.gfx.update(encoder, &self.image); [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: 36 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 13.83s [INFO] running `Command { std: "docker" "inspect" "9bdb83ad108f8aba27af2844840c0df24e850d24126ba953ce19c253327192c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9bdb83ad108f8aba27af2844840c0df24e850d24126ba953ce19c253327192c6", kill_on_drop: false }` [INFO] [stdout] 9bdb83ad108f8aba27af2844840c0df24e850d24126ba953ce19c253327192c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4f6bbef227eb7a6f5b1e6a8d28f92d41a10e696af3821295b24e67c596b6a4a4 [INFO] running `Command { std: "docker" "start" "-a" "4f6bbef227eb7a6f5b1e6a8d28f92d41a10e696af3821295b24e67c596b6a4a4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling mystchip v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::process::Command` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use std::process::Command; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/mem/mod.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::error` [INFO] [stdout] --> src/display.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::error; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::iter` [INFO] [stdout] --> src/display.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use std::iter; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `mem::Mem` [INFO] [stdout] --> src/display.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use mem::Mem; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `cpu_message` should have an upper camel case name [INFO] [stdout] --> src/main.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | pub enum cpu_message { [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CpuMessage` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type `display_message` should have an upper camel case name [INFO] [stdout] --> src/main.rs:40:10 [INFO] [stdout] | [INFO] [stdout] 40 | pub enum display_message { [INFO] [stdout] | ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DisplayMessage` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/mem/mod.rs:78:39 [INFO] [stdout] | [INFO] [stdout] 78 | pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 - pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stdout] 78 + pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_render` [INFO] [stdout] --> src/main.rs:123:13 [INFO] [stdout] | [INFO] [stdout] 123 | let mut last_render = SystemTime::now(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_render` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rm_tmp` [INFO] [stdout] --> src/cpu.rs:238:35 [INFO] [stdout] | [INFO] [stdout] 238 | let (add_tmp, rm_tmp) = mem.gfx_write(x, y + iter, sprite); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rm_tmp` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `key` [INFO] [stdout] --> src/cpu.rs:253:21 [INFO] [stdout] | [INFO] [stdout] 253 | let key = self.reg[low_nibble(inst_byte_upper) as usize]; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `opengl` [INFO] [stdout] --> src/display.rs:43:13 [INFO] [stdout] | [INFO] [stdout] 43 | let opengl = OpenGL::V3_2; [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opengl` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:123:9 [INFO] [stdout] | [INFO] [stdout] 123 | let mut last_render = SystemTime::now(); [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: function is never used: `reverse_gfx_offset` [INFO] [stdout] --> src/mem/mod.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn reverse_gfx_offset(val: usize) -> (usize, usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `pixel_locations` [INFO] [stdout] --> src/mem/mod.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `render_flag` [INFO] [stdout] --> src/display.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | render_flag: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/mem/mod.rs:71:14 [INFO] [stdout] | [INFO] [stdout] 71 | .into_iter() [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 | .iter() [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 70 | IntoIterator::into_iter(self.gfx) [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stdout] --> src/display.rs:80:35 [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = f.into_iter(); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = f.iter(); [INFO] [stdout] | ~~~~ [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 80 | let mut f = IntoIterator::into_iter(f); [INFO] [stdout] | ++++++++++++++++++++++++ ~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `framesize` should have an upper case name [INFO] [stdout] --> src/main.rs:22:7 [INFO] [stdout] | [INFO] [stdout] 22 | const framesize:usize = 64*32; [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `FRAMESIZE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:119:5 [INFO] [stdout] | [INFO] [stdout] 119 | chip8.load("pong.ch8"); [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: function `setupGraphics` should have a snake case name [INFO] [stdout] --> src/main.rs:143:4 [INFO] [stdout] | [INFO] [stdout] 143 | fn setupGraphics() {} [INFO] [stdout] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `setup_graphics` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `setupInput` should have a snake case name [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn setupInput() {} [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `setup_input` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `updateTime` should have a snake case name [INFO] [stdout] --> src/cpu.rs:52:12 [INFO] [stdout] | [INFO] [stdout] 52 | pub fn updateTime(&mut self) { [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `update_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | writeln!(f, "Mem"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:87:9 [INFO] [stdout] | [INFO] [stdout] 87 | writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:89:13 [INFO] [stdout] | [INFO] [stdout] 89 | write!(f, "{:04X}: ", index); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:91:17 [INFO] [stdout] | [INFO] [stdout] 91 | write!(f, "{:02X} ", num); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/mem/mod.rs:94:13 [INFO] [stdout] | [INFO] [stdout] 94 | writeln!(f, ""); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `off` should have an upper case name [INFO] [stdout] --> src/display.rs:11:7 [INFO] [stdout] | [INFO] [stdout] 11 | const off: Rgba = Rgba { [INFO] [stdout] | ^^^ help: convert the identifier to upper case (notice the capitalization): `OFF` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `on` should have an upper case name [INFO] [stdout] --> src/display.rs:14:7 [INFO] [stdout] | [INFO] [stdout] 14 | const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] | ^^ help: convert the identifier to upper case: `ON` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/display.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | me.tx.send(::display_message::Die); [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/display.rs:66:17 [INFO] [stdout] | [INFO] [stdout] 66 | self.tx.send(::display_message::Input([false; 16])); [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/display.rs:101:9 [INFO] [stdout] | [INFO] [stdout] 101 | self.gfx.update(encoder, &self.image); [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: 36 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.32s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mystchip-716e5a7579d9a720) [INFO] running `Command { std: "docker" "inspect" "4f6bbef227eb7a6f5b1e6a8d28f92d41a10e696af3821295b24e67c596b6a4a4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4f6bbef227eb7a6f5b1e6a8d28f92d41a10e696af3821295b24e67c596b6a4a4", kill_on_drop: false }` [INFO] [stdout] 4f6bbef227eb7a6f5b1e6a8d28f92d41a10e696af3821295b24e67c596b6a4a4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 68b929f7b8b954dbdb19b010f7ee6e03497de1c9935f5c67b45bece399cd11a5 [INFO] running `Command { std: "docker" "start" "-a" "68b929f7b8b954dbdb19b010f7ee6e03497de1c9935f5c67b45bece399cd11a5", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `std::process::Command` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::process::Command; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/mem/mod.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::iter; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::error` [INFO] [stderr] --> src/display.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::error; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::iter` [INFO] [stderr] --> src/display.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::iter; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `mem::Mem` [INFO] [stderr] --> src/display.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use mem::Mem; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type `cpu_message` should have an upper camel case name [INFO] [stderr] --> src/main.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | pub enum cpu_message { [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `CpuMessage` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stderr] [INFO] [stderr] warning: type `display_message` should have an upper camel case name [INFO] [stderr] --> src/main.rs:40:10 [INFO] [stderr] | [INFO] [stderr] 40 | pub enum display_message { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `DisplayMessage` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/mem/mod.rs:78:39 [INFO] [stderr] | [INFO] [stderr] 78 | pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 78 - pub fn send_frame(&self, sender: &Fn([bool;::framesize])) { [INFO] [stderr] 78 + pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/display.rs:96:17 [INFO] [stderr] | [INFO] [stderr] 96 | _ => { [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:97:17 [INFO] [stderr] | [INFO] [stderr] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stderr] | ^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `last_render` [INFO] [stderr] --> src/main.rs:123:13 [INFO] [stderr] | [INFO] [stderr] 123 | let mut last_render = SystemTime::now(); [INFO] [stderr] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_render` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rm_tmp` [INFO] [stderr] --> src/cpu.rs:238:35 [INFO] [stderr] | [INFO] [stderr] 238 | let (add_tmp, rm_tmp) = mem.gfx_write(x, y + iter, sprite); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_rm_tmp` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `key` [INFO] [stderr] --> src/cpu.rs:253:21 [INFO] [stderr] | [INFO] [stderr] 253 | let key = self.reg[low_nibble(inst_byte_upper) as usize]; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_key` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `opengl` [INFO] [stderr] --> src/display.rs:43:13 [INFO] [stderr] | [INFO] [stderr] 43 | let opengl = OpenGL::V3_2; [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_opengl` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:123:9 [INFO] [stderr] | [INFO] [stderr] 123 | let mut last_render = SystemTime::now(); [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: function is never used: `reverse_gfx_offset` [INFO] [stderr] --> src/mem/mod.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn reverse_gfx_offset(val: usize) -> (usize, usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `pixel_locations` [INFO] [stderr] --> src/mem/mod.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `render_flag` [INFO] [stderr] --> src/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | render_flag: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/mem/mod.rs:71:14 [INFO] [stderr] | [INFO] [stderr] 71 | .into_iter() [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 71 | .iter() [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 70 | IntoIterator::into_iter(self.gfx) [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021 [INFO] [stderr] --> src/display.rs:80:35 [INFO] [stderr] | [INFO] [stderr] 80 | let mut f = f.into_iter(); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 80 | let mut f = f.iter(); [INFO] [stderr] | ~~~~ [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 80 | let mut f = IntoIterator::into_iter(f); [INFO] [stderr] | ++++++++++++++++++++++++ ~ [INFO] [stderr] [INFO] [stderr] warning: constant `framesize` should have an upper case name [INFO] [stderr] --> src/main.rs:22:7 [INFO] [stderr] | [INFO] [stderr] 22 | const framesize:usize = 64*32; [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to upper case: `FRAMESIZE` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:119:5 [INFO] [stderr] | [INFO] [stderr] 119 | chip8.load("pong.ch8"); [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: function `setupGraphics` should have a snake case name [INFO] [stderr] --> src/main.rs:143:4 [INFO] [stderr] | [INFO] [stderr] 143 | fn setupGraphics() {} [INFO] [stderr] | ^^^^^^^^^^^^^ help: convert the identifier to snake case: `setup_graphics` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function `setupInput` should have a snake case name [INFO] [stderr] --> src/main.rs:144:4 [INFO] [stderr] | [INFO] [stderr] 144 | fn setupInput() {} [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `setup_input` [INFO] [stderr] [INFO] [stderr] warning: method `updateTime` should have a snake case name [INFO] [stderr] --> src/cpu.rs:52:12 [INFO] [stderr] | [INFO] [stderr] 52 | pub fn updateTime(&mut self) { [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `update_time` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mem/mod.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | writeln!(f, "Mem"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mem/mod.rs:87:9 [INFO] [stderr] | [INFO] [stderr] 87 | writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mem/mod.rs:89:13 [INFO] [stderr] | [INFO] [stderr] 89 | write!(f, "{:04X}: ", index); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mem/mod.rs:91:17 [INFO] [stderr] | [INFO] [stderr] 91 | write!(f, "{:02X} ", num); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `write` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/mem/mod.rs:94:13 [INFO] [stderr] | [INFO] [stderr] 94 | writeln!(f, ""); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: constant `off` should have an upper case name [INFO] [stderr] --> src/display.rs:11:7 [INFO] [stderr] | [INFO] [stderr] 11 | const off: Rgba = Rgba { [INFO] [stderr] | ^^^ help: convert the identifier to upper case (notice the capitalization): `OFF` [INFO] [stderr] [INFO] [stderr] warning: constant `on` should have an upper case name [INFO] [stderr] --> src/display.rs:14:7 [INFO] [stderr] | [INFO] [stderr] 14 | const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stderr] | ^^ help: convert the identifier to upper case: `ON` [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/display.rs:36:9 [INFO] [stderr] | [INFO] [stderr] 36 | me.tx.send(::display_message::Die); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:66:17 [INFO] [stderr] | [INFO] [stderr] 66 | self.tx.send(::display_message::Input([false; 16])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [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/display.rs:101:9 [INFO] [stderr] | [INFO] [stderr] 101 | self.gfx.update(encoder, &self.image); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `mystchip` (bin "mystchip" test) generated 36 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mystchip-716e5a7579d9a720) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test cpu::tests::reg_new ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "68b929f7b8b954dbdb19b010f7ee6e03497de1c9935f5c67b45bece399cd11a5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "68b929f7b8b954dbdb19b010f7ee6e03497de1c9935f5c67b45bece399cd11a5", kill_on_drop: false }` [INFO] [stdout] 68b929f7b8b954dbdb19b010f7ee6e03497de1c9935f5c67b45bece399cd11a5