[INFO] cloning repository https://github.com/TheHackerCoding/chip8 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheHackerCoding/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHackerCoding%2Fchip8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHackerCoding%2Fchip8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 30dec54260116fed83167e8938db7cbfa624c385 [INFO] testing TheHackerCoding/chip8 against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheHackerCoding%2Fchip8" "/workspace/builds/worker-114/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/TheHackerCoding/chip8 on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/TheHackerCoding/chip8 [INFO] finished tweaking git repo https://github.com/TheHackerCoding/chip8 [INFO] tweaked toml for git repo https://github.com/TheHackerCoding/chip8 written to /workspace/builds/worker-114/source/Cargo.toml [INFO] crate git repo https://github.com/TheHackerCoding/chip8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43cca7db7b5d6334febbb3657b8c5d4ceefcca9e5d24e3e58725a28b6070a41a [INFO] running `Command { std: "docker" "start" "-a" "43cca7db7b5d6334febbb3657b8c5d4ceefcca9e5d24e3e58725a28b6070a41a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43cca7db7b5d6334febbb3657b8c5d4ceefcca9e5d24e3e58725a28b6070a41a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43cca7db7b5d6334febbb3657b8c5d4ceefcca9e5d24e3e58725a28b6070a41a", kill_on_drop: false }` [INFO] [stdout] 43cca7db7b5d6334febbb3657b8c5d4ceefcca9e5d24e3e58725a28b6070a41a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cadc26227104b4617583e280dca045de7c05e711aeb82bae31cf6fa7f30a6584 [INFO] running `Command { std: "docker" "start" "-a" "cadc26227104b4617583e280dca045de7c05e711aeb82bae31cf6fa7f30a6584", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling smallvec v1.8.0 [INFO] [stderr] Compiling getrandom v0.2.5 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/chip8.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{error::Error, fs}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:190:24 [INFO] [stdout] | [INFO] [stdout] 190 | if (V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stdout] | ^ [INFO] [stdout] 191 | > (0xFF - V[((opcode & 0x0F00) >> 8) as usize])) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 190 ~ if V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stdout] 191 ~ > (0xFF - V[((opcode & 0x0F00) >> 8) as usize]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:424:20 [INFO] [stdout] | [INFO] [stdout] 424 | if (self.gfx[(y * 64) + x] == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 424 - if (self.gfx[(y * 64) + x] == 0) { [INFO] [stdout] 424 + if self.gfx[(y * 64) + x] == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:438:12 [INFO] [stdout] | [INFO] [stdout] 438 | if (4096 - 512 > c_length) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 438 - if (4096 - 512 > c_length) { [INFO] [stdout] 438 + if 4096 - 512 > c_length { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:249:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 249 | 0xA000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:255:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 255 | 0xB000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 260 | 0xC000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:266:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 266 | 0xD000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 298 | 0xE000 => match opcode & 0x00FF { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:320:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 320 | 0xF000 => match opcode & 0x00FF { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:406:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 406 | _ => println!("Unknown opcode: 0x{}", opcode), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `opcode` is never read [INFO] [stdout] --> src/chip8.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | let mut opcode = self.opcode; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `drawFlag` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let mut drawFlag = self.drawFlag; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_drawFlag` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gfx` is never read [INFO] [stdout] --> src/chip8.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | gfx = &mut smallvec![0; 2048]; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `drawFlag` is never read [INFO] [stdout] --> src/chip8.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | drawFlag = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:102:21 [INFO] [stdout] | [INFO] [stdout] 102 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:115:23 [INFO] [stdout] | [INFO] [stdout] 115 | 0x1000 => pc = opcode & 0x0FFF, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sp` is never read [INFO] [stdout] --> src/chip8.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | sp += 1; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | pc = opcode & 0x0FFF; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:127:21 [INFO] [stdout] | [INFO] [stdout] 127 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:136:21 [INFO] [stdout] | [INFO] [stdout] 136 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 138 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:145:21 [INFO] [stdout] | [INFO] [stdout] 145 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:147:21 [INFO] [stdout] | [INFO] [stdout] 147 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:154:17 [INFO] [stdout] | [INFO] [stdout] 154 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:167:21 [INFO] [stdout] | [INFO] [stdout] 167 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 173 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:179:21 [INFO] [stdout] | [INFO] [stdout] 179 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:198:21 [INFO] [stdout] | [INFO] [stdout] 198 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:227:21 [INFO] [stdout] | [INFO] [stdout] 227 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:234:21 [INFO] [stdout] | [INFO] [stdout] 234 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Ox9000` [INFO] [stdout] --> src/chip8.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_Ox9000` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | I = (opcode & 0x0FFF) as u8; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:257:17 [INFO] [stdout] | [INFO] [stdout] 257 | pc = (opcode & 0x0FFF) + V[0] as u16; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:263:17 [INFO] [stdout] | [INFO] [stdout] 263 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `drawFlag` is never read [INFO] [stdout] --> src/chip8.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | drawFlag = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:302:25 [INFO] [stdout] | [INFO] [stdout] 302 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:304:25 [INFO] [stdout] | [INFO] [stdout] 304 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:311:25 [INFO] [stdout] | [INFO] [stdout] 311 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:313:25 [INFO] [stdout] | [INFO] [stdout] 313 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:324:21 [INFO] [stdout] | [INFO] [stdout] 324 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:339:21 [INFO] [stdout] | [INFO] [stdout] 339 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:345:21 [INFO] [stdout] | [INFO] [stdout] 345 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:351:21 [INFO] [stdout] | [INFO] [stdout] 351 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:362:21 [INFO] [stdout] | [INFO] [stdout] 362 | I += V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:363:21 [INFO] [stdout] | [INFO] [stdout] 363 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:368:21 [INFO] [stdout] | [INFO] [stdout] 368 | I = V[((opcode & 0x0F00) >> 8) as usize] * 0x5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:369:21 [INFO] [stdout] | [INFO] [stdout] 369 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:377:21 [INFO] [stdout] | [INFO] [stdout] 377 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:388:21 [INFO] [stdout] | [INFO] [stdout] 388 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:389:21 [INFO] [stdout] | [INFO] [stdout] 389 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:400:21 [INFO] [stdout] | [INFO] [stdout] 400 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:401:21 [INFO] [stdout] | [INFO] [stdout] 401 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `delay_timer` is never read [INFO] [stdout] --> src/chip8.rs:410:13 [INFO] [stdout] | [INFO] [stdout] 410 | delay_timer -= 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sound_timer` is never read [INFO] [stdout] --> src/chip8.rs:417:13 [INFO] [stdout] | [INFO] [stdout] 417 | sound_timer -= 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut memory = &mut self.memory; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut stack = &mut self.stack; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut V = &mut self.V; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | let mut key = &self.key; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:273:21 [INFO] [stdout] | [INFO] [stdout] 273 | let mut x = V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:274:21 [INFO] [stdout] | [INFO] [stdout] 274 | let mut y = V[((opcode & 0x00F0) >> 4) as usize]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:275:21 [INFO] [stdout] | [INFO] [stdout] 275 | let mut height = opcode & 0x000F; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `CHIP8_FONTSET` [INFO] [stdout] --> src/chip8.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / const CHIP8_FONTSET: SmallVec<[u8; 80]> = SmallVec::from_const([ [INFO] [stdout] 8 | | 0xF0, 0x90, 0x90, 0x90, 0xF0, //0 [INFO] [stdout] 9 | | 0x20, 0x60, 0x20, 0x20, 0x70, //1 [INFO] [stdout] 10 | | 0xF0, 0x10, 0xF0, 0x80, 0xF0, //2 [INFO] [stdout] ... | [INFO] [stdout] 23 | | 0xF0, 0x80, 0xF0, 0x80, 0x80, //F [INFO] [stdout] 24 | | ]); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `opcode` [INFO] [stdout] --> src/chip8.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | opcode: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `memory` [INFO] [stdout] --> src/chip8.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | memory: SmallVec<[u8; 4096]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `V` [INFO] [stdout] --> src/chip8.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | V: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `I` [INFO] [stdout] --> src/chip8.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | I: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pc` [INFO] [stdout] --> src/chip8.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | pc: u16, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `gfx` [INFO] [stdout] --> src/chip8.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | gfx: SmallVec<[u8; 2048]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `delay_timer` [INFO] [stdout] --> src/chip8.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sound_timer` [INFO] [stdout] --> src/chip8.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stack` [INFO] [stdout] --> src/chip8.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | stack: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sp` [INFO] [stdout] --> src/chip8.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | sp: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/chip8.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | key: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `drawFlag` [INFO] [stdout] --> src/chip8.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | drawFlag: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/chip8.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn init() -> Chip8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `emulate_cycle` [INFO] [stdout] --> src/chip8.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn emulate_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `debug_render` [INFO] [stdout] --> src/chip8.rs:421:12 [INFO] [stdout] | [INFO] [stdout] 421 | pub fn debug_render(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `load_application` [INFO] [stdout] --> src/chip8.rs:435:12 [INFO] [stdout] | [INFO] [stdout] 435 | pub fn load_application(&mut self, filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random` [INFO] [stdout] --> src/./utils.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn random(range: u16) -> u16 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `V` should have a snake case name [INFO] [stdout] --> src/chip8.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | V: SmallVec<[u8; 16]>, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `I` should have a snake case name [INFO] [stdout] --> src/chip8.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | I: u8, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `drawFlag` should have a snake case name [INFO] [stdout] --> src/chip8.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | drawFlag: bool, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `drawFlag` should have a snake case name [INFO] [stdout] --> src/chip8.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let mut drawFlag = self.drawFlag; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `V` should have a snake case name [INFO] [stdout] --> src/chip8.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut V = &mut self.V; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/chip8.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | let mut I = self.I; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Ox9000` should have a snake case name [INFO] [stdout] --> src/chip8.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ox9000` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `keyPress` should have a snake case name [INFO] [stdout] --> src/chip8.rs:329:29 [INFO] [stdout] | [INFO] [stdout] 329 | let mut keyPress: bool = false; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `key_press` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 97 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 03s [INFO] running `Command { std: "docker" "inspect" "cadc26227104b4617583e280dca045de7c05e711aeb82bae31cf6fa7f30a6584", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cadc26227104b4617583e280dca045de7c05e711aeb82bae31cf6fa7f30a6584", kill_on_drop: false }` [INFO] [stdout] cadc26227104b4617583e280dca045de7c05e711aeb82bae31cf6fa7f30a6584 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2dca9bf19f1c826b0f7bc73f463496595a7b4fd4ffc4b0ba8773432de917d326 [INFO] running `Command { std: "docker" "start" "-a" "2dca9bf19f1c826b0f7bc73f463496595a7b4fd4ffc4b0ba8773432de917d326", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling chip8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `error::Error` [INFO] [stdout] --> src/chip8.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{error::Error, fs}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:190:24 [INFO] [stdout] | [INFO] [stdout] 190 | if (V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stdout] | ^ [INFO] [stdout] 191 | > (0xFF - V[((opcode & 0x0F00) >> 8) as usize])) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 190 ~ if V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stdout] 191 ~ > (0xFF - V[((opcode & 0x0F00) >> 8) as usize]) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:424:20 [INFO] [stdout] | [INFO] [stdout] 424 | if (self.gfx[(y * 64) + x] == 0) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 424 - if (self.gfx[(y * 64) + x] == 0) { [INFO] [stdout] 424 + if self.gfx[(y * 64) + x] == 0 { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/chip8.rs:438:12 [INFO] [stdout] | [INFO] [stdout] 438 | if (4096 - 512 > c_length) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 438 - if (4096 - 512 > c_length) { [INFO] [stdout] 438 + if 4096 - 512 > c_length { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:249:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 249 | 0xA000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:255:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 255 | 0xB000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 260 | 0xC000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:266:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 266 | 0xD000 => { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:298:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 298 | 0xE000 => match opcode & 0x00FF { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:320:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 320 | 0xF000 => match opcode & 0x00FF { [INFO] [stdout] | ^^^^^^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/chip8.rs:406:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ------ matches any value [INFO] [stdout] ... [INFO] [stdout] 406 | _ => println!("Unknown opcode: 0x{}", opcode), [INFO] [stdout] | ^ unreachable pattern [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `opcode` is never read [INFO] [stdout] --> src/chip8.rs:68:17 [INFO] [stdout] | [INFO] [stdout] 68 | let mut opcode = self.opcode; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `drawFlag` is assigned to, but never used [INFO] [stdout] --> src/chip8.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let mut drawFlag = self.drawFlag; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] = note: consider using `_drawFlag` instead [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `gfx` is never read [INFO] [stdout] --> src/chip8.rs:100:21 [INFO] [stdout] | [INFO] [stdout] 100 | gfx = &mut smallvec![0; 2048]; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `drawFlag` is never read [INFO] [stdout] --> src/chip8.rs:101:21 [INFO] [stdout] | [INFO] [stdout] 101 | drawFlag = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:102:21 [INFO] [stdout] | [INFO] [stdout] 102 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:109:21 [INFO] [stdout] | [INFO] [stdout] 109 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:115:23 [INFO] [stdout] | [INFO] [stdout] 115 | 0x1000 => pc = opcode & 0x0FFF, [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sp` is never read [INFO] [stdout] --> src/chip8.rs:120:17 [INFO] [stdout] | [INFO] [stdout] 120 | sp += 1; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:121:17 [INFO] [stdout] | [INFO] [stdout] 121 | pc = opcode & 0x0FFF; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:127:21 [INFO] [stdout] | [INFO] [stdout] 127 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:129:21 [INFO] [stdout] | [INFO] [stdout] 129 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:136:21 [INFO] [stdout] | [INFO] [stdout] 136 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:138:21 [INFO] [stdout] | [INFO] [stdout] 138 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:145:21 [INFO] [stdout] | [INFO] [stdout] 145 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:147:21 [INFO] [stdout] | [INFO] [stdout] 147 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:154:17 [INFO] [stdout] | [INFO] [stdout] 154 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:160:17 [INFO] [stdout] | [INFO] [stdout] 160 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:167:21 [INFO] [stdout] | [INFO] [stdout] 167 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:173:21 [INFO] [stdout] | [INFO] [stdout] 173 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:179:21 [INFO] [stdout] | [INFO] [stdout] 179 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:185:21 [INFO] [stdout] | [INFO] [stdout] 185 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:198:21 [INFO] [stdout] | [INFO] [stdout] 198 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:214:21 [INFO] [stdout] | [INFO] [stdout] 214 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:227:21 [INFO] [stdout] | [INFO] [stdout] 227 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:234:21 [INFO] [stdout] | [INFO] [stdout] 234 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `Ox9000` [INFO] [stdout] --> src/chip8.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_Ox9000` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:243:21 [INFO] [stdout] | [INFO] [stdout] 243 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | I = (opcode & 0x0FFF) as u8; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:257:17 [INFO] [stdout] | [INFO] [stdout] 257 | pc = (opcode & 0x0FFF) + V[0] as u16; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:263:17 [INFO] [stdout] | [INFO] [stdout] 263 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `drawFlag` is never read [INFO] [stdout] --> src/chip8.rs:294:17 [INFO] [stdout] | [INFO] [stdout] 294 | drawFlag = true; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:295:17 [INFO] [stdout] | [INFO] [stdout] 295 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:302:25 [INFO] [stdout] | [INFO] [stdout] 302 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:304:25 [INFO] [stdout] | [INFO] [stdout] 304 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:311:25 [INFO] [stdout] | [INFO] [stdout] 311 | pc += 4; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:313:25 [INFO] [stdout] | [INFO] [stdout] 313 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:324:21 [INFO] [stdout] | [INFO] [stdout] 324 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:339:21 [INFO] [stdout] | [INFO] [stdout] 339 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:345:21 [INFO] [stdout] | [INFO] [stdout] 345 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:351:21 [INFO] [stdout] | [INFO] [stdout] 351 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:362:21 [INFO] [stdout] | [INFO] [stdout] 362 | I += V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:363:21 [INFO] [stdout] | [INFO] [stdout] 363 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:368:21 [INFO] [stdout] | [INFO] [stdout] 368 | I = V[((opcode & 0x0F00) >> 8) as usize] * 0x5; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:369:21 [INFO] [stdout] | [INFO] [stdout] 369 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:377:21 [INFO] [stdout] | [INFO] [stdout] 377 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:388:21 [INFO] [stdout] | [INFO] [stdout] 388 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:389:21 [INFO] [stdout] | [INFO] [stdout] 389 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `I` is never read [INFO] [stdout] --> src/chip8.rs:400:21 [INFO] [stdout] | [INFO] [stdout] 400 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `pc` is never read [INFO] [stdout] --> src/chip8.rs:401:21 [INFO] [stdout] | [INFO] [stdout] 401 | pc += 2; [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `delay_timer` is never read [INFO] [stdout] --> src/chip8.rs:410:13 [INFO] [stdout] | [INFO] [stdout] 410 | delay_timer -= 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `sound_timer` is never read [INFO] [stdout] --> src/chip8.rs:417:13 [INFO] [stdout] | [INFO] [stdout] 417 | sound_timer -= 1; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut memory = &mut self.memory; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut stack = &mut self.stack; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:75:13 [INFO] [stdout] | [INFO] [stdout] 75 | let mut V = &mut self.V; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:77:13 [INFO] [stdout] | [INFO] [stdout] 77 | let mut key = &self.key; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:273:21 [INFO] [stdout] | [INFO] [stdout] 273 | let mut x = V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:274:21 [INFO] [stdout] | [INFO] [stdout] 274 | let mut y = V[((opcode & 0x00F0) >> 4) as usize]; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/chip8.rs:275:21 [INFO] [stdout] | [INFO] [stdout] 275 | let mut height = opcode & 0x000F; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `CHIP8_FONTSET` [INFO] [stdout] --> src/chip8.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | / const CHIP8_FONTSET: SmallVec<[u8; 80]> = SmallVec::from_const([ [INFO] [stdout] 8 | | 0xF0, 0x90, 0x90, 0x90, 0xF0, //0 [INFO] [stdout] 9 | | 0x20, 0x60, 0x20, 0x20, 0x70, //1 [INFO] [stdout] 10 | | 0xF0, 0x10, 0xF0, 0x80, 0xF0, //2 [INFO] [stdout] ... | [INFO] [stdout] 23 | | 0xF0, 0x80, 0xF0, 0x80, 0x80, //F [INFO] [stdout] 24 | | ]); [INFO] [stdout] | |___^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `opcode` [INFO] [stdout] --> src/chip8.rs:27:5 [INFO] [stdout] | [INFO] [stdout] 27 | opcode: u16, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `memory` [INFO] [stdout] --> src/chip8.rs:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | memory: SmallVec<[u8; 4096]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `V` [INFO] [stdout] --> src/chip8.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | V: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `I` [INFO] [stdout] --> src/chip8.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | I: u8, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `pc` [INFO] [stdout] --> src/chip8.rs:33:5 [INFO] [stdout] | [INFO] [stdout] 33 | pc: u16, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `gfx` [INFO] [stdout] --> src/chip8.rs:35:5 [INFO] [stdout] | [INFO] [stdout] 35 | gfx: SmallVec<[u8; 2048]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `delay_timer` [INFO] [stdout] --> src/chip8.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | delay_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sound_timer` [INFO] [stdout] --> src/chip8.rs:37:5 [INFO] [stdout] | [INFO] [stdout] 37 | sound_timer: u8, [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `stack` [INFO] [stdout] --> src/chip8.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | stack: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sp` [INFO] [stdout] --> src/chip8.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | sp: u8, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `key` [INFO] [stdout] --> src/chip8.rs:42:5 [INFO] [stdout] | [INFO] [stdout] 42 | key: SmallVec<[u8; 16]>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `drawFlag` [INFO] [stdout] --> src/chip8.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | drawFlag: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/chip8.rs:25:10 [INFO] [stdout] | [INFO] [stdout] 25 | #[derive(Debug, Clone)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `init` [INFO] [stdout] --> src/chip8.rs:47:12 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn init() -> Chip8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `emulate_cycle` [INFO] [stdout] --> src/chip8.rs:65:12 [INFO] [stdout] | [INFO] [stdout] 65 | pub fn emulate_cycle(&mut self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `debug_render` [INFO] [stdout] --> src/chip8.rs:421:12 [INFO] [stdout] | [INFO] [stdout] 421 | pub fn debug_render(&self) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `load_application` [INFO] [stdout] --> src/chip8.rs:435:12 [INFO] [stdout] | [INFO] [stdout] 435 | pub fn load_application(&mut self, filename: &str) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `random` [INFO] [stdout] --> src/./utils.rs:10:8 [INFO] [stdout] | [INFO] [stdout] 10 | pub fn random(range: u16) -> u16 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `V` should have a snake case name [INFO] [stdout] --> src/chip8.rs:31:5 [INFO] [stdout] | [INFO] [stdout] 31 | V: SmallVec<[u8; 16]>, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `I` should have a snake case name [INFO] [stdout] --> src/chip8.rs:32:5 [INFO] [stdout] | [INFO] [stdout] 32 | I: u8, [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: structure field `drawFlag` should have a snake case name [INFO] [stdout] --> src/chip8.rs:43:5 [INFO] [stdout] | [INFO] [stdout] 43 | drawFlag: bool, [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `drawFlag` should have a snake case name [INFO] [stdout] --> src/chip8.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | let mut drawFlag = self.drawFlag; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `V` should have a snake case name [INFO] [stdout] --> src/chip8.rs:75:17 [INFO] [stdout] | [INFO] [stdout] 75 | let mut V = &mut self.V; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `I` should have a snake case name [INFO] [stdout] --> src/chip8.rs:76:17 [INFO] [stdout] | [INFO] [stdout] 76 | let mut I = self.I; [INFO] [stdout] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `Ox9000` should have a snake case name [INFO] [stdout] --> src/chip8.rs:240:13 [INFO] [stdout] | [INFO] [stdout] 240 | Ox9000 => { [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ox9000` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `keyPress` should have a snake case name [INFO] [stdout] --> src/chip8.rs:329:29 [INFO] [stdout] | [INFO] [stdout] 329 | let mut keyPress: bool = false; [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `key_press` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 97 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.36s [INFO] running `Command { std: "docker" "inspect" "2dca9bf19f1c826b0f7bc73f463496595a7b4fd4ffc4b0ba8773432de917d326", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dca9bf19f1c826b0f7bc73f463496595a7b4fd4ffc4b0ba8773432de917d326", kill_on_drop: false }` [INFO] [stdout] 2dca9bf19f1c826b0f7bc73f463496595a7b4fd4ffc4b0ba8773432de917d326 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1758cf30ff5a6fa1e567636489fd484f962bf5d466b02163ab94ea93d692b9cc [INFO] running `Command { std: "docker" "start" "-a" "1758cf30ff5a6fa1e567636489fd484f962bf5d466b02163ab94ea93d692b9cc", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `error::Error` [INFO] [stdout] [INFO] [stderr] --> src/chip8.rs:3:11 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 3 | use std::{error::Error, fs}; [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:190:24 [INFO] [stderr] | [INFO] [stderr] 190 | if (V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stderr] | ^ [INFO] [stderr] 191 | > (0xFF - V[((opcode & 0x0F00) >> 8) as usize])) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 190 ~ if V[((opcode & 0x00F0) >> 4) as usize] [INFO] [stderr] 191 ~ > (0xFF - V[((opcode & 0x0F00) >> 8) as usize]) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:424:20 [INFO] [stderr] | [INFO] [stderr] 424 | if (self.gfx[(y * 64) + x] == 0) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 424 - if (self.gfx[(y * 64) + x] == 0) { [INFO] [stderr] 424 + if self.gfx[(y * 64) + x] == 0 { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/chip8.rs:438:12 [INFO] [stderr] | [INFO] [stderr] 438 | if (4096 - 512 > c_length) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 438 - if (4096 - 512 > c_length) { [INFO] [stderr] 438 + if 4096 - 512 > c_length { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:249:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 249 | 0xA000 => { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:255:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 255 | 0xB000 => { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:260:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 260 | 0xC000 => { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:266:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 266 | 0xD000 => { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:298:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 298 | 0xE000 => match opcode & 0x00FF { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:320:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 320 | 0xF000 => match opcode & 0x00FF { [INFO] [stderr] | ^^^^^^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/chip8.rs:406:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ------ matches any value [INFO] [stderr] ... [INFO] [stderr] 406 | _ => println!("Unknown opcode: 0x{}", opcode), [INFO] [stderr] | ^ unreachable pattern [INFO] [stderr] [INFO] [stderr] warning: value assigned to `opcode` is never read [INFO] [stderr] --> src/chip8.rs:68:17 [INFO] [stderr] | [INFO] [stderr] 68 | let mut opcode = self.opcode; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable `drawFlag` is assigned to, but never used [INFO] [stderr] --> src/chip8.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | let mut drawFlag = self.drawFlag; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] = note: consider using `_drawFlag` instead [INFO] [stderr] [INFO] [stderr] warning: value assigned to `gfx` is never read [INFO] [stderr] --> src/chip8.rs:100:21 [INFO] [stderr] | [INFO] [stderr] 100 | gfx = &mut smallvec![0; 2048]; [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `drawFlag` is never read [INFO] [stderr] --> src/chip8.rs:101:21 [INFO] [stderr] | [INFO] [stderr] 101 | drawFlag = true; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:102:21 [INFO] [stderr] | [INFO] [stderr] 102 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:109:21 [INFO] [stderr] | [INFO] [stderr] 109 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:115:23 [INFO] [stderr] | [INFO] [stderr] 115 | 0x1000 => pc = opcode & 0x0FFF, [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `sp` is never read [INFO] [stderr] --> src/chip8.rs:120:17 [INFO] [stderr] | [INFO] [stderr] 120 | sp += 1; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:121:17 [INFO] [stderr] | [INFO] [stderr] 121 | pc = opcode & 0x0FFF; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:127:21 [INFO] [stderr] | [INFO] [stderr] 127 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:129:21 [INFO] [stderr] | [INFO] [stderr] 129 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:136:21 [INFO] [stderr] | [INFO] [stderr] 136 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:138:21 [INFO] [stderr] | [INFO] [stderr] 138 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:145:21 [INFO] [stderr] | [INFO] [stderr] 145 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:147:21 [INFO] [stderr] | [INFO] [stderr] 147 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:154:17 [INFO] [stderr] | [INFO] [stderr] 154 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:160:17 [INFO] [stderr] | [INFO] [stderr] 160 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:167:21 [INFO] [stderr] | [INFO] [stderr] 167 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:173:21 [INFO] [stderr] | [INFO] [stderr] 173 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:179:21 [INFO] [stderr] | [INFO] [stderr] 179 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:185:21 [INFO] [stderr] | [INFO] [stderr] 185 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:198:21 [INFO] [stderr] | [INFO] [stderr] 198 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:214:21 [INFO] [stderr] | [INFO] [stderr] 214 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:227:21 [INFO] [stderr] | [INFO] [stderr] 227 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:234:21 [INFO] [stderr] | [INFO] [stderr] 234 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `Ox9000` [INFO] [stderr] --> src/chip8.rs:240:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_Ox9000` [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:243:21 [INFO] [stderr] | [INFO] [stderr] 243 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:245:21 [INFO] [stderr] | [INFO] [stderr] 245 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `I` is never read [INFO] [stderr] --> src/chip8.rs:251:17 [INFO] [stderr] | [INFO] [stderr] 251 | I = (opcode & 0x0FFF) as u8; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:252:17 [INFO] [stderr] | [INFO] [stderr] 252 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:257:17 [INFO] [stderr] | [INFO] [stderr] 257 | pc = (opcode & 0x0FFF) + V[0] as u16; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:263:17 [INFO] [stderr] | [INFO] [stderr] 263 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `drawFlag` is never read [INFO] [stderr] --> src/chip8.rs:294:17 [INFO] [stderr] | [INFO] [stderr] 294 | drawFlag = true; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:295:17 [INFO] [stderr] | [INFO] [stderr] 295 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:302:25 [INFO] [stderr] | [INFO] [stderr] 302 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:304:25 [INFO] [stderr] | [INFO] [stderr] 304 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:311:25 [INFO] [stderr] | [INFO] [stderr] 311 | pc += 4; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:313:25 [INFO] [stderr] | [INFO] [stderr] 313 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:324:21 [INFO] [stderr] | [INFO] [stderr] 324 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:339:21 [INFO] [stderr] | [INFO] [stderr] 339 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:345:21 [INFO] [stderr] | [INFO] [stderr] 345 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:351:21 [INFO] [stderr] | [INFO] [stderr] 351 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `I` is never read [INFO] [stderr] --> src/chip8.rs:362:21 [INFO] [stderr] | [INFO] [stderr] 362 | I += V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:363:21 [INFO] [stderr] | [INFO] [stderr] 363 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `I` is never read [INFO] [stderr] --> src/chip8.rs:368:21 [INFO] [stderr] | [INFO] [stderr] 368 | I = V[((opcode & 0x0F00) >> 8) as usize] * 0x5; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:369:21 [INFO] [stderr] | [INFO] [stderr] 369 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:377:21 [INFO] [stderr] | [INFO] [stderr] 377 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `I` is never read [INFO] [stderr] --> src/chip8.rs:388:21 [INFO] [stderr] | [INFO] [stderr] 388 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:389:21 [INFO] [stderr] | [INFO] [stderr] 389 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `I` is never read [INFO] [stderr] --> src/chip8.rs:400:21 [INFO] [stderr] | [INFO] [stderr] 400 | I += ((opcode & 0x0F00) >> 8) as u8 + 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `pc` is never read [INFO] [stderr] --> src/chip8.rs:401:21 [INFO] [stderr] | [INFO] [stderr] 401 | pc += 2; [INFO] [stderr] | ^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `delay_timer` is never read [INFO] [stderr] --> src/chip8.rs:410:13 [INFO] [stderr] | [INFO] [stderr] 410 | delay_timer -= 1; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `sound_timer` is never read [INFO] [stderr] --> src/chip8.rs:417:13 [INFO] [stderr] | [INFO] [stderr] 417 | sound_timer -= 1; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut memory = &mut self.memory; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:72:13 [INFO] [stderr] | [INFO] [stderr] 72 | let mut stack = &mut self.stack; [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:75:13 [INFO] [stderr] | [INFO] [stderr] 75 | let mut V = &mut self.V; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:77:13 [INFO] [stderr] | [INFO] [stderr] 77 | let mut key = &self.key; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:273:21 [INFO] [stderr] | [INFO] [stderr] 273 | let mut x = V[((opcode & 0x0F00) >> 8) as usize]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:274:21 [INFO] [stderr] | [INFO] [stderr] 274 | let mut y = V[((opcode & 0x00F0) >> 4) as usize]; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/chip8.rs:275:21 [INFO] [stderr] | [INFO] [stderr] 275 | let mut height = opcode & 0x000F; [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant is never used: `CHIP8_FONTSET` [INFO] [stderr] --> src/chip8.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / const CHIP8_FONTSET: SmallVec<[u8; 80]> = SmallVec::from_const([ [INFO] [stderr] 8 | | 0xF0, 0x90, 0x90, 0x90, 0xF0, //0 [INFO] [stderr] 9 | | 0x20, 0x60, 0x20, 0x20, 0x70, //1 [INFO] [stderr] 10 | | 0xF0, 0x10, 0xF0, 0x80, 0xF0, //2 [INFO] [stderr] ... | [INFO] [stderr] 23 | | 0xF0, 0x80, 0xF0, 0x80, 0x80, //F [INFO] [stderr] 24 | | ]); [INFO] [stderr] | |___^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never read: `opcode` [INFO] [stderr] --> src/chip8.rs:27:5 [INFO] [stderr] | [INFO] [stderr] 27 | opcode: u16, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `memory` [INFO] [stderr] --> src/chip8.rs:29:5 [INFO] [stderr] | [INFO] [stderr] 29 | memory: SmallVec<[u8; 4096]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `V` [INFO] [stderr] --> src/chip8.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | V: SmallVec<[u8; 16]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `I` [INFO] [stderr] --> src/chip8.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | I: u8, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `pc` [INFO] [stderr] --> src/chip8.rs:33:5 [INFO] [stderr] | [INFO] [stderr] 33 | pc: u16, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `gfx` [INFO] [stderr] --> src/chip8.rs:35:5 [INFO] [stderr] | [INFO] [stderr] 35 | gfx: SmallVec<[u8; 2048]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `delay_timer` [INFO] [stderr] --> src/chip8.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | delay_timer: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sound_timer` [INFO] [stderr] --> src/chip8.rs:37:5 [INFO] [stderr] | [INFO] [stderr] 37 | sound_timer: u8, [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `stack` [INFO] [stderr] --> src/chip8.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | stack: SmallVec<[u8; 16]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sp` [INFO] [stderr] --> src/chip8.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | sp: u8, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `key` [INFO] [stderr] --> src/chip8.rs:42:5 [INFO] [stderr] | [INFO] [stderr] 42 | key: SmallVec<[u8; 16]>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `drawFlag` [INFO] [stderr] --> src/chip8.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | drawFlag: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Chip8` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/chip8.rs:25:10 [INFO] [stderr] | [INFO] [stderr] 25 | #[derive(Debug, Clone)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `init` [INFO] [stderr] --> src/chip8.rs:47:12 [INFO] [stderr] | [INFO] [stderr] 47 | pub fn init() -> Chip8 { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `emulate_cycle` [INFO] [stderr] --> src/chip8.rs:65:12 [INFO] [stderr] | [INFO] [stderr] 65 | pub fn emulate_cycle(&mut self) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `debug_render` [INFO] [stderr] --> src/chip8.rs:421:12 [INFO] [stderr] | [INFO] [stderr] 421 | pub fn debug_render(&self) { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `load_application` [INFO] [stderr] --> src/chip8.rs:435:12 [INFO] [stderr] | [INFO] [stderr] 435 | pub fn load_application(&mut self, filename: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `random` [INFO] [stderr] --> src/./utils.rs:10:8 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn random(range: u16) -> u16 { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: structure field `V` should have a snake case name [INFO] [stderr] --> src/chip8.rs:31:5 [INFO] [stderr] | [INFO] [stderr] 31 | V: SmallVec<[u8; 16]>, [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: structure field `I` should have a snake case name [INFO] [stderr] --> src/chip8.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | I: u8, [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stderr] [INFO] [stderr] warning: structure field `drawFlag` should have a snake case name [INFO] [stderr] --> src/chip8.rs:43:5 [INFO] [stderr] | [INFO] [stderr] 43 | drawFlag: bool, [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stderr] [INFO] [stderr] warning: variable `drawFlag` should have a snake case name [INFO] [stderr] --> src/chip8.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | let mut drawFlag = self.drawFlag; [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `draw_flag` [INFO] [stderr] [INFO] [stderr] warning: variable `V` should have a snake case name [INFO] [stderr] --> src/chip8.rs:75:17 [INFO] [stderr] | [INFO] [stderr] 75 | let mut V = &mut self.V; [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `v` [INFO] [stderr] [INFO] [stderr] warning: variable `I` should have a snake case name [INFO] [stderr] --> src/chip8.rs:76:17 [INFO] [stderr] | [INFO] [stderr] 76 | let mut I = self.I; [INFO] [stderr] | ^ help: convert the identifier to snake case (notice the capitalization): `i` [INFO] [stderr] [INFO] [stderr] warning: variable `Ox9000` should have a snake case name [INFO] [stderr] --> src/chip8.rs:240:13 [INFO] [stderr] | [INFO] [stderr] 240 | Ox9000 => { [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case (notice the capitalization): `ox9000` [INFO] [stderr] [INFO] [stderr] warning: variable `keyPress` should have a snake case name [INFO] [stderr] --> src/chip8.rs:329:29 [INFO] [stderr] | [INFO] [stderr] 329 | let mut keyPress: bool = false; [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `key_press` [INFO] [stderr] [INFO] [stderr] warning: `chip8` (bin "chip8" test) generated 97 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.37s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/chip8-d6b3fea72d7001f0) [INFO] running `Command { std: "docker" "inspect" "1758cf30ff5a6fa1e567636489fd484f962bf5d466b02163ab94ea93d692b9cc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1758cf30ff5a6fa1e567636489fd484f962bf5d466b02163ab94ea93d692b9cc", kill_on_drop: false }` [INFO] [stdout] 1758cf30ff5a6fa1e567636489fd484f962bf5d466b02163ab94ea93d692b9cc