[INFO] cloning repository https://github.com/sszabo11/chip8-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sszabo11/chip8-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fchip8-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fchip8-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ad167c55c66f44b915952418173525219181cb4d [INFO] checking sszabo11/chip8-rs against master#61cc47e367d7be91e13bcd01e4e96e0e233d4f6d for 2025-12-16-next-solver-global [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsszabo11%2Fchip8-rs" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/sszabo11/chip8-rs [INFO] finished tweaking git repo https://github.com/sszabo11/chip8-rs [INFO] tweaked toml for git repo https://github.com/sszabo11/chip8-rs written to /workspace/builds/worker-5-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/sszabo11/chip8-rs on toolchain 61cc47e367d7be91e13bcd01e4e96e0e233d4f6d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/sszabo11/chip8-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.2.46 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cac518bb902616fc7f05c51f492c74ef7525a610e008d4dd781c7c7dbfc32a2d [INFO] running `Command { std: "docker" "start" "-a" "cac518bb902616fc7f05c51f492c74ef7525a610e008d4dd781c7c7dbfc32a2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cac518bb902616fc7f05c51f492c74ef7525a610e008d4dd781c7c7dbfc32a2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cac518bb902616fc7f05c51f492c74ef7525a610e008d4dd781c7c7dbfc32a2d", kill_on_drop: false }` [INFO] [stdout] cac518bb902616fc7f05c51f492c74ef7525a610e008d4dd781c7c7dbfc32a2d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+61cc47e367d7be91e13bcd01e4e96e0e233d4f6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3792be6d3366624a85d8cb5d1a6733e61b9b06cd1287fcdcb5e02238d7ef2b14 [INFO] running `Command { std: "docker" "start" "-a" "3792be6d3366624a85d8cb5d1a6733e61b9b06cd1287fcdcb5e02238d7ef2b14", kill_on_drop: false }` [INFO] [stderr] Compiling find-msvc-tools v0.1.5 [INFO] [stderr] Compiling zerocopy v0.8.30 [INFO] [stderr] Compiling version-compare v0.1.1 [INFO] [stderr] Compiling cfg-if v1.0.4 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling sdl2 v0.38.0 [INFO] [stderr] Compiling cc v1.2.46 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling cmake v0.1.54 [INFO] [stderr] Compiling sdl2-sys v0.38.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.2 [INFO] [stderr] Checking chip8-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `info`, `trace`, and `warn` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::stdout` [INFO] [stdout] --> src/main.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{env, fs, io::stdout}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `trace`, and `warn` [INFO] [stdout] --> src/main.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use log::{info, trace, warn}; [INFO] [stdout] | ^^^^ ^^^^^ ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `io::stdout` [INFO] [stdout] --> src/main.rs:6:20 [INFO] [stdout] | [INFO] [stdout] 6 | use std::{env, fs, io::stdout}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | for i in self.memory { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:259:21 [INFO] [stdout] | [INFO] [stdout] 259 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:260:21 [INFO] [stdout] | [INFO] [stdout] 260 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:276:21 [INFO] [stdout] | [INFO] [stdout] 276 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:277:21 [INFO] [stdout] | [INFO] [stdout] 277 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:283:20 [INFO] [stdout] | [INFO] [stdout] 283 | (8, x, y, 0xE) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:293:21 [INFO] [stdout] | [INFO] [stdout] 293 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:294:21 [INFO] [stdout] | [INFO] [stdout] 294 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n1` [INFO] [stdout] --> src/main.rs:322:19 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n2` [INFO] [stdout] --> src/main.rs:322:23 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n3` [INFO] [stdout] --> src/main.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:569:13 [INFO] [stdout] | [INFO] [stdout] 569 | let mut last_cycle_time = std::time::Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_cycle_time` [INFO] [stdout] --> src/main.rs:569:13 [INFO] [stdout] | [INFO] [stdout] 569 | let mut last_cycle_time = std::time::Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_cycle_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/main.rs:595:17 [INFO] [stdout] | [INFO] [stdout] 595 | let now = std::time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exec` [INFO] [stdout] --> src/main.rs:601:21 [INFO] [stdout] | [INFO] [stdout] 601 | let exec = self.execute_instruction(op); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_exec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `opcode` is never read [INFO] [stdout] --> src/main.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Chip8 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 71 | opcode: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `reset` is never used [INFO] [stdout] --> src/main.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 74 | impl Chip8 { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 114 | fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:98:13 [INFO] [stdout] | [INFO] [stdout] 98 | for i in self.memory { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:245:21 [INFO] [stdout] | [INFO] [stdout] 245 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:246:21 [INFO] [stdout] | [INFO] [stdout] 246 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:259:21 [INFO] [stdout] | [INFO] [stdout] 259 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:260:21 [INFO] [stdout] | [INFO] [stdout] 260 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:276:21 [INFO] [stdout] | [INFO] [stdout] 276 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:277:21 [INFO] [stdout] | [INFO] [stdout] 277 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:283:20 [INFO] [stdout] | [INFO] [stdout] 283 | (8, x, y, 0xE) => { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vy` [INFO] [stdout] --> src/main.rs:293:21 [INFO] [stdout] | [INFO] [stdout] 293 | let vy = self.v_reg[y as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vy` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `vx` [INFO] [stdout] --> src/main.rs:294:21 [INFO] [stdout] | [INFO] [stdout] 294 | let vx = self.v_reg[x as usize]; [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_vx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n1` [INFO] [stdout] --> src/main.rs:322:19 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n1` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n2` [INFO] [stdout] --> src/main.rs:322:23 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `n3` [INFO] [stdout] --> src/main.rs:322:27 [INFO] [stdout] | [INFO] [stdout] 322 | (0xB, n1, n2, n3) => { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_n3` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:569:13 [INFO] [stdout] | [INFO] [stdout] 569 | let mut last_cycle_time = std::time::Instant::now(); [INFO] [stdout] | ----^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `last_cycle_time` [INFO] [stdout] --> src/main.rs:569:13 [INFO] [stdout] | [INFO] [stdout] 569 | let mut last_cycle_time = std::time::Instant::now(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_last_cycle_time` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `now` [INFO] [stdout] --> src/main.rs:595:17 [INFO] [stdout] | [INFO] [stdout] 595 | let now = std::time::Instant::now(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_now` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `exec` [INFO] [stdout] --> src/main.rs:601:21 [INFO] [stdout] | [INFO] [stdout] 601 | let exec = self.execute_instruction(op); [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_exec` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `opcode` is never read [INFO] [stdout] --> src/main.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 60 | struct Chip8 { [INFO] [stdout] | ----- field in this struct [INFO] [stdout] ... [INFO] [stdout] 71 | opcode: u16, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `reset` is never used [INFO] [stdout] --> src/main.rs:114:8 [INFO] [stdout] | [INFO] [stdout] 74 | impl Chip8 { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 114 | fn reset(&mut self) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 06s [INFO] running `Command { std: "docker" "inspect" "3792be6d3366624a85d8cb5d1a6733e61b9b06cd1287fcdcb5e02238d7ef2b14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3792be6d3366624a85d8cb5d1a6733e61b9b06cd1287fcdcb5e02238d7ef2b14", kill_on_drop: false }` [INFO] [stdout] 3792be6d3366624a85d8cb5d1a6733e61b9b06cd1287fcdcb5e02238d7ef2b14