[INFO] cloning repository https://github.com/jagrinberg/nes_em [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jagrinberg/nes_em" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagrinberg%2Fnes_em", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagrinberg%2Fnes_em'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 35e168a239001592a37fd28b50830df200adacf4 [INFO] checking jagrinberg/nes_em against master#4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 for pr-134276 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagrinberg%2Fnes_em" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jagrinberg/nes_em on toolchain 4847d6a9d07d4be9ba3196f6ad444af2d7bdde72 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jagrinberg/nes_em [INFO] finished tweaking git repo https://github.com/jagrinberg/nes_em [INFO] tweaked toml for git repo https://github.com/jagrinberg/nes_em written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jagrinberg/nes_em 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" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 39d316c0cfe911d7fb5102ef35cb584fa32e49eff8536708597cdd930e26c5f7 [INFO] running `Command { std: "docker" "start" "-a" "39d316c0cfe911d7fb5102ef35cb584fa32e49eff8536708597cdd930e26c5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "39d316c0cfe911d7fb5102ef35cb584fa32e49eff8536708597cdd930e26c5f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "39d316c0cfe911d7fb5102ef35cb584fa32e49eff8536708597cdd930e26c5f7", kill_on_drop: false }` [INFO] [stdout] 39d316c0cfe911d7fb5102ef35cb584fa32e49eff8536708597cdd930e26c5f7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+4847d6a9d07d4be9ba3196f6ad444af2d7bdde72" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] abc042dea349b72b2c93c04e619f18b63a1d5c816d82fdcf5743abd27af95619 [INFO] running `Command { std: "docker" "start" "-a" "abc042dea349b72b2c93c04e619f18b63a1d5c816d82fdcf5743abd27af95619", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling version-compare v0.0.10 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Compiling sdl2 v0.34.5 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling sdl2-sys v0.34.5 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking nes_em v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/cpu.rs:219:26 [INFO] [stdout] | [INFO] [stdout] 219 | "NOP" => (0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 219 - "NOP" => (0), [INFO] [stdout] 219 + "NOP" => 0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/bus.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::joypad::{Joypad, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name [INFO] [stdout] --> src/rom.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | FOUR_SCREEN, [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/render.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/render.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::palette::{SYSTEM_PALLETE, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::panic` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use core::panic; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cpu::AddressingMode` [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use cpu::AddressingMode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `show_tile` [INFO] [stdout] --> src/main.rs:28:20 [INFO] [stdout] | [INFO] [stdout] 28 | use frame::{Frame, show_tile}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::pixels::Palette` [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | use sdl2::pixels::Palette; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::rect::Rect` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use sdl2::rect::Rect; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around match arm expression [INFO] [stdout] --> src/cpu.rs:219:26 [INFO] [stdout] | [INFO] [stdout] 219 | "NOP" => (0), [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 219 - "NOP" => (0), [INFO] [stdout] 219 + "NOP" => 0, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/bus.rs:2:29 [INFO] [stdout] | [INFO] [stdout] 2 | use crate::joypad::{Joypad, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant `FOUR_SCREEN` should have an upper camel case name [INFO] [stdout] --> src/rom.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | FOUR_SCREEN, [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to upper camel case: `FourScreen` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_camel_case_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/render.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread::sleep` [INFO] [stdout] --> src/render.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::thread::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/render.rs:6:38 [INFO] [stdout] | [INFO] [stdout] 6 | use crate::palette::{SYSTEM_PALLETE, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `core::panic` [INFO] [stdout] --> src/main.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use core::panic; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:19:5 [INFO] [stdout] | [INFO] [stdout] 19 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io::Write` [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | use std::io::Write; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Add` [INFO] [stdout] --> src/main.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use std::ops::Add; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cpu::AddressingMode` [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | use cpu::AddressingMode; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `show_tile` [INFO] [stdout] --> src/main.rs:28:20 [INFO] [stdout] | [INFO] [stdout] 28 | use frame::{Frame, show_tile}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::Rng` [INFO] [stdout] --> src/main.rs:34:5 [INFO] [stdout] | [INFO] [stdout] 34 | use rand::Rng; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::pixels::Palette` [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | use sdl2::pixels::Palette; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `sdl2::rect::Rect` [INFO] [stdout] --> src/main.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | use sdl2::rect::Rect; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/main.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | let mut f = OpenOptions::new() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpu` [INFO] [stdout] --> src/main.rs:138:28 [INFO] [stdout] | [INFO] [stdout] 138 | cpu.run_with_callback(|cpu| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cpu` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let mut f = OpenOptions::new() [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 `read_screen_state` is never used [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn read_screen_state(cpu: &mut CPU, frame: &mut [u8; 32 * 3 * 32]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `color` is never used [INFO] [stdout] --> src/main.rs:161:4 [INFO] [stdout] | [INFO] [stdout] 161 | fn color(byte: u8) -> Color { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_user_input` is never used [INFO] [stdout] --> src/main.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 175 | fn handle_user_input(cpu: &mut CPU, event_pump: &mut EventPump) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `trace` is never used [INFO] [stdout] --> src/main.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn trace(cpu: &mut CPU) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PPU_REGISTERS` is never used [INFO] [stdout] --> src/bus.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | const PPU_REGISTERS: u16 = 0x2000; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITE_SIZE` is never used [INFO] [stdout] --> src/ppu.rs:279:7 [INFO] [stdout] | [INFO] [stdout] 279 | const SPRITE_SIZE: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MASTER_SLAVE_SELECT` is never used [INFO] [stdout] --> src/ppu.rs:280:7 [INFO] [stdout] | [INFO] [stdout] 280 | const MASTER_SLAVE_SELECT: u8 = 0b01000000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREYSCALE` is never used [INFO] [stdout] --> src/ppu.rs:323:7 [INFO] [stdout] | [INFO] [stdout] 323 | const GREYSCALE: u8 = 0b00000001; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `BG_LEFT_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:324:7 [INFO] [stdout] | [INFO] [stdout] 324 | const BG_LEFT_SHOW: u8 = 0b00000010; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITES_LEFT_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:325:7 [INFO] [stdout] | [INFO] [stdout] 325 | const SPRITES_LEFT_SHOW: u8 = 0b00000100; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `BG_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:326:7 [INFO] [stdout] | [INFO] [stdout] 326 | const BG_SHOW: u8 = 0b00001000; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_RED` is never used [INFO] [stdout] --> src/ppu.rs:328:7 [INFO] [stdout] | [INFO] [stdout] 328 | const EMPH_RED: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_GREEN` is never used [INFO] [stdout] --> src/ppu.rs:329:7 [INFO] [stdout] | [INFO] [stdout] 329 | const EMPH_GREEN: u8 = 0b01000000; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_BLUE` is never used [INFO] [stdout] --> src/ppu.rs:330:7 [INFO] [stdout] | [INFO] [stdout] 330 | const EMPH_BLUE: u8 = 0b10000000; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITE_OVERFLOW` is never used [INFO] [stdout] --> src/ppu.rs:353:7 [INFO] [stdout] | [INFO] [stdout] 353 | const SPRITE_OVERFLOW: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `f` [INFO] [stdout] --> src/main.rs:131:13 [INFO] [stdout] | [INFO] [stdout] 131 | let mut f = OpenOptions::new() [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_f` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `cpu` [INFO] [stdout] --> src/main.rs:138:28 [INFO] [stdout] | [INFO] [stdout] 138 | cpu.run_with_callback(|cpu| { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_cpu` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:131:9 [INFO] [stdout] | [INFO] [stdout] 131 | let mut f = OpenOptions::new() [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 `read_screen_state` is never used [INFO] [stdout] --> src/main.rs:144:4 [INFO] [stdout] | [INFO] [stdout] 144 | fn read_screen_state(cpu: &mut CPU, frame: &mut [u8; 32 * 3 * 32]) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `color` is never used [INFO] [stdout] --> src/main.rs:161:4 [INFO] [stdout] | [INFO] [stdout] 161 | fn color(byte: u8) -> Color { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `handle_user_input` is never used [INFO] [stdout] --> src/main.rs:175:4 [INFO] [stdout] | [INFO] [stdout] 175 | fn handle_user_input(cpu: &mut CPU, event_pump: &mut EventPump) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `trace` is never used [INFO] [stdout] --> src/main.rs:202:4 [INFO] [stdout] | [INFO] [stdout] 202 | fn trace(cpu: &mut CPU) -> String { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `PPU_REGISTERS` is never used [INFO] [stdout] --> src/bus.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | const PPU_REGISTERS: u16 = 0x2000; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITE_SIZE` is never used [INFO] [stdout] --> src/ppu.rs:279:7 [INFO] [stdout] | [INFO] [stdout] 279 | const SPRITE_SIZE: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MASTER_SLAVE_SELECT` is never used [INFO] [stdout] --> src/ppu.rs:280:7 [INFO] [stdout] | [INFO] [stdout] 280 | const MASTER_SLAVE_SELECT: u8 = 0b01000000; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `GREYSCALE` is never used [INFO] [stdout] --> src/ppu.rs:323:7 [INFO] [stdout] | [INFO] [stdout] 323 | const GREYSCALE: u8 = 0b00000001; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `BG_LEFT_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:324:7 [INFO] [stdout] | [INFO] [stdout] 324 | const BG_LEFT_SHOW: u8 = 0b00000010; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITES_LEFT_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:325:7 [INFO] [stdout] | [INFO] [stdout] 325 | const SPRITES_LEFT_SHOW: u8 = 0b00000100; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `BG_SHOW` is never used [INFO] [stdout] --> src/ppu.rs:326:7 [INFO] [stdout] | [INFO] [stdout] 326 | const BG_SHOW: u8 = 0b00001000; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_RED` is never used [INFO] [stdout] --> src/ppu.rs:328:7 [INFO] [stdout] | [INFO] [stdout] 328 | const EMPH_RED: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_GREEN` is never used [INFO] [stdout] --> src/ppu.rs:329:7 [INFO] [stdout] | [INFO] [stdout] 329 | const EMPH_GREEN: u8 = 0b01000000; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `EMPH_BLUE` is never used [INFO] [stdout] --> src/ppu.rs:330:7 [INFO] [stdout] | [INFO] [stdout] 330 | const EMPH_BLUE: u8 = 0b10000000; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `SPRITE_OVERFLOW` is never used [INFO] [stdout] --> src/ppu.rs:353:7 [INFO] [stdout] | [INFO] [stdout] 353 | const SPRITE_OVERFLOW: u8 = 0b00100000; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.58s [INFO] running `Command { std: "docker" "inspect" "abc042dea349b72b2c93c04e619f18b63a1d5c816d82fdcf5743abd27af95619", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "abc042dea349b72b2c93c04e619f18b63a1d5c816d82fdcf5743abd27af95619", kill_on_drop: false }` [INFO] [stdout] abc042dea349b72b2c93c04e619f18b63a1d5c816d82fdcf5743abd27af95619