[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 1.90.0 for beta-1.91-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTormyst%2Fmystchip" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [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-1-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Tormyst/mystchip on toolchain 1.90.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Tormyst/mystchip already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro2 v0.4.18 [INFO] [stderr] Downloaded cc v1.0.24 [INFO] [stderr] Downloaded syn v0.15.1 [INFO] [stderr] Downloaded serde_derive v1.0.77 [INFO] [stderr] Downloaded serde v1.0.77 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8e8a6ecd96333dc0b10031937449ecb1a490bc80cad5917e4ec4c1c4f438be0f [INFO] running `Command { std: "docker" "start" "-a" "8e8a6ecd96333dc0b10031937449ecb1a490bc80cad5917e4ec4c1c4f438be0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8e8a6ecd96333dc0b10031937449ecb1a490bc80cad5917e4ec4c1c4f438be0f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8e8a6ecd96333dc0b10031937449ecb1a490bc80cad5917e4ec4c1c4f438be0f", kill_on_drop: false }` [INFO] [stdout] 8e8a6ecd96333dc0b10031937449ecb1a490bc80cad5917e4ec4c1c4f438be0f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0593eff8d4e40647690f6e0d0a36b230230c14e9fb733221d3d5b9bbffe11015 [INFO] running `Command { std: "docker" "start" "-a" "0593eff8d4e40647690f6e0d0a36b230230c14e9fb733221d3d5b9bbffe11015", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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 cc v1.0.24 [INFO] [stderr] Compiling serde v1.0.77 [INFO] [stderr] Compiling unreachable v0.1.1 [INFO] [stderr] Compiling tempfile v3.0.3 [INFO] [stderr] Compiling lazy_static v1.1.0 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling libloading v0.5.0 [INFO] [stderr] Compiling syn v0.15.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling x11-dl v2.18.3 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling ordered-float v0.5.0 [INFO] [stderr] Compiling rusttype v0.4.3 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling num-rational v0.1.42 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling png v0.12.0 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling wayland-sys v0.12.5 [INFO] [stderr] Compiling piston2d-graphics v0.26.0 [INFO] [stderr] Compiling wayland-client v0.12.5 [INFO] [stderr] Compiling rayon v1.0.2 [INFO] [stderr] Compiling wayland-protocols v0.12.5 [INFO] [stderr] Compiling wayland-kbd v0.13.1 [INFO] [stderr] Compiling num-derive v0.2.2 [INFO] [stderr] Compiling serde_derive v1.0.77 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling wayland-window v0.13.3 [INFO] [stderr] Compiling image v0.19.0 [INFO] [stderr] Compiling winit v0.12.0 [INFO] [stderr] Compiling glutin v0.14.0 [INFO] [stderr] Compiling pistoncore-input v0.21.0 [INFO] [stderr] Compiling pistoncore-window v0.32.0 [INFO] [stderr] Compiling piston-gfx_texture v0.32.0 [INFO] [stderr] Compiling piston2d-gfx_graphics v0.51.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.37.0 [INFO] [stderr] Compiling pistoncore-glutin_window v0.47.0 [INFO] [stderr] Compiling piston v0.37.0 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stdout] | +++ [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] = note: `#[warn(unused_variables)]` on by default [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: unreachable pattern [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 79 | ::cpu_message::Frame(f) => { [INFO] [stdout] | ----------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 95 | ::cpu_message::Render => {} [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [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] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 91 | display_message::Die => { [INFO] [stdout] | -------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 94 | display_message::Input(_) => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stdout] | ^ collectively making this unreachable [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] [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 `reverse_gfx_offset` is never used [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: method `pixel_locations` is never used [INFO] [stdout] --> src/mem/mod.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl Mem { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `render_flag` is never read [INFO] [stdout] --> src/display.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Display { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | render_flag: bool, [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] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 22 - const framesize:usize = 64*32; [INFO] [stdout] 22 + const FRAMESIZE:usize = 64*32; [INFO] [stdout] | [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = chip8.load("pong.ch8"); [INFO] [stdout] | +++++++ [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: 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] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 - .into_iter() [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 - self.gfx [INFO] [stdout] 70 + IntoIterator::into_iter(self.gfx) [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = writeln!(f, "Mem"); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 89 | let _ = write!(f, "{:04X}: ", index); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | let _ = write!(f, "{:02X} ", num); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = writeln!(f, ""); [INFO] [stdout] | +++++++ [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] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 11 - const off: Rgba = Rgba { [INFO] [stdout] 11 + const OFF: Rgba = Rgba { [INFO] [stdout] | [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] | ^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 14 - const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] 14 + const ON: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = me.tx.send(::display_message::Die); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = self.tx.send(::display_message::Input([false; 16])); [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.into_iter(); [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 = f.into_iter(); [INFO] [stdout] 80 + let mut f = IntoIterator::into_iter(f); [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 101 | let _ = self.gfx.update(encoder, &self.image); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.07s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8, syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "0593eff8d4e40647690f6e0d0a36b230230c14e9fb733221d3d5b9bbffe11015", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0593eff8d4e40647690f6e0d0a36b230230c14e9fb733221d3d5b9bbffe11015", kill_on_drop: false }` [INFO] [stdout] 0593eff8d4e40647690f6e0d0a36b230230c14e9fb733221d3d5b9bbffe11015 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 34d0cbcfdeef4383244853f6470cae853cfb04f715cac429ad9bf5fd5c27c944 [INFO] running `Command { std: "docker" "start" "-a" "34d0cbcfdeef4383244853f6470cae853cfb04f715cac429ad9bf5fd5c27c944", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 78 | pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stdout] | +++ [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] = note: `#[warn(unused_variables)]` on by default [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: unreachable pattern [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/display.rs:96:17 [INFO] [stdout] | [INFO] [stdout] 79 | ::cpu_message::Frame(f) => { [INFO] [stdout] | ----------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 95 | ::cpu_message::Render => {} [INFO] [stdout] | --------------------- matches some of the same values [INFO] [stdout] 96 | _ => { [INFO] [stdout] | ^ collectively making this unreachable [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] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:97:17 [INFO] [stdout] | [INFO] [stdout] 91 | display_message::Die => { [INFO] [stdout] | -------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 94 | display_message::Input(_) => { [INFO] [stdout] | ------------------------- matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stdout] | ^ collectively making this unreachable [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] [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 `reverse_gfx_offset` is never used [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: method `pixel_locations` is never used [INFO] [stdout] --> src/mem/mod.rs:69:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl Mem { [INFO] [stdout] | -------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `render_flag` is never read [INFO] [stdout] --> src/display.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 16 | pub struct Display { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 19 | render_flag: bool, [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] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 22 - const framesize:usize = 64*32; [INFO] [stdout] 22 + const FRAMESIZE:usize = 64*32; [INFO] [stdout] | [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 119 | let _ = chip8.load("pong.ch8"); [INFO] [stdout] | +++++++ [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: 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] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 71 - .into_iter() [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 - self.gfx [INFO] [stdout] 70 + IntoIterator::into_iter(self.gfx) [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = writeln!(f, "Mem"); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 89 | let _ = write!(f, "{:04X}: ", index); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 91 | let _ = write!(f, "{:02X} ", num); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 94 | let _ = writeln!(f, ""); [INFO] [stdout] | +++++++ [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] | ^^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case (notice the capitalization) [INFO] [stdout] | [INFO] [stdout] 11 - const off: Rgba = Rgba { [INFO] [stdout] 11 + const OFF: Rgba = Rgba { [INFO] [stdout] | [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] | ^^ [INFO] [stdout] | [INFO] [stdout] help: convert the identifier to upper case [INFO] [stdout] | [INFO] [stdout] 14 - const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] 14 + const ON: Rgba = Rgba { data: [255; 4] }; [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 36 | let _ = me.tx.send(::display_message::Die); [INFO] [stdout] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 66 | let _ = self.tx.send(::display_message::Input([false; 16])); [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.into_iter(); [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 = f.into_iter(); [INFO] [stdout] 80 + let mut f = IntoIterator::into_iter(f); [INFO] [stdout] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 101 | let _ = self.gfx.update(encoder, &self.image); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8, syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "34d0cbcfdeef4383244853f6470cae853cfb04f715cac429ad9bf5fd5c27c944", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34d0cbcfdeef4383244853f6470cae853cfb04f715cac429ad9bf5fd5c27c944", kill_on_drop: false }` [INFO] [stdout] 34d0cbcfdeef4383244853f6470cae853cfb04f715cac429ad9bf5fd5c27c944 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 742a7cb411dafcc4d394f9a007eedc76317f45ae29349731f3342d02520b62d2 [INFO] running `Command { std: "docker" "start" "-a" "742a7cb411dafcc4d394f9a007eedc76317f45ae29349731f3342d02520b62d2", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [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] = 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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 78 | pub fn send_frame(&self, sender: &dyn Fn([bool;::framesize])) { [INFO] [stderr] | +++ [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] = note: `#[warn(unused_variables)]` on by default [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: unreachable pattern [INFO] [stderr] --> src/display.rs:96:17 [INFO] [stderr] | [INFO] [stderr] 96 | _ => { [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/display.rs:96:17 [INFO] [stderr] | [INFO] [stderr] 79 | ::cpu_message::Frame(f) => { [INFO] [stderr] | ----------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 95 | ::cpu_message::Render => {} [INFO] [stderr] | --------------------- matches some of the same values [INFO] [stderr] 96 | _ => { [INFO] [stderr] | ^ collectively making this unreachable [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] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/main.rs:97:17 [INFO] [stderr] | [INFO] [stderr] 91 | display_message::Die => { [INFO] [stderr] | -------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 94 | display_message::Input(_) => { [INFO] [stderr] | ------------------------- matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 97 | _ => panic!("Unhandled message: {:?}", message), [INFO] [stderr] | ^ collectively making this unreachable [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] 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 `reverse_gfx_offset` is never used [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: method `pixel_locations` is never used [INFO] [stderr] --> src/mem/mod.rs:69:12 [INFO] [stderr] | [INFO] [stderr] 26 | impl Mem { [INFO] [stderr] | -------- method in this implementation [INFO] [stderr] ... [INFO] [stderr] 69 | pub fn pixel_locations(&self) -> Vec<(usize, usize)> { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field `render_flag` is never read [INFO] [stderr] --> src/display.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 16 | pub struct Display { [INFO] [stderr] | ------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 19 | render_flag: bool, [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] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] help: convert the identifier to upper case [INFO] [stderr] | [INFO] [stderr] 22 - const framesize:usize = 64*32; [INFO] [stderr] 22 + const FRAMESIZE:usize = 64*32; [INFO] [stderr] | [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: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 119 | let _ = chip8.load("pong.ch8"); [INFO] [stderr] | +++++++ [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: 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] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(array_into_iter)]` on by default [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 71 - .into_iter() [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 - self.gfx [INFO] [stderr] 70 + IntoIterator::into_iter(self.gfx) [INFO] [stderr] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 85 | let _ = writeln!(f, "Mem"); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 87 | let _ = writeln!(f, " 0 1 2 3 4 5 6 7 8 9 A B C D E F"); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 89 | let _ = write!(f, "{:04X}: ", index); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 91 | let _ = write!(f, "{:02X} ", num); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 94 | let _ = writeln!(f, ""); [INFO] [stderr] | +++++++ [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] | ^^^ [INFO] [stderr] | [INFO] [stderr] help: convert the identifier to upper case (notice the capitalization) [INFO] [stderr] | [INFO] [stderr] 11 - const off: Rgba = Rgba { [INFO] [stderr] 11 + const OFF: Rgba = Rgba { [INFO] [stderr] | [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] | ^^ [INFO] [stderr] | [INFO] [stderr] help: convert the identifier to upper case [INFO] [stderr] | [INFO] [stderr] 14 - const on: Rgba = Rgba { data: [255; 4] }; [INFO] [stderr] 14 + const ON: Rgba = Rgba { data: [255; 4] }; [INFO] [stderr] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 36 | let _ = me.tx.send(::display_message::Die); [INFO] [stderr] | +++++++ [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 66 | let _ = self.tx.send(::display_message::Input([false; 16])); [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.into_iter(); [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 = f.into_iter(); [INFO] [stderr] 80 + let mut f = IntoIterator::into_iter(f); [INFO] [stderr] | [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] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 101 | let _ = self.gfx.update(encoder, &self.image); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `mystchip` (bin "mystchip" test) generated 36 warnings (run `cargo fix --bin "mystchip" --tests` to apply 13 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: syn v0.10.8, syn v0.14.9 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mystchip-5086b085f390dc07) [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" "742a7cb411dafcc4d394f9a007eedc76317f45ae29349731f3342d02520b62d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "742a7cb411dafcc4d394f9a007eedc76317f45ae29349731f3342d02520b62d2", kill_on_drop: false }` [INFO] [stdout] 742a7cb411dafcc4d394f9a007eedc76317f45ae29349731f3342d02520b62d2