[INFO] cloning repository https://github.com/blikq/chip8-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blikq/chip8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblikq%2Fchip8-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblikq%2Fchip8-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d062e62d2b61c30afceff2997b97694238479b11 [INFO] checking blikq/chip8-rust against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblikq%2Fchip8-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/blikq/chip8-rust [INFO] finished tweaking git repo https://github.com/blikq/chip8-rust [INFO] tweaked toml for git repo https://github.com/blikq/chip8-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/blikq/chip8-rust on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/blikq/chip8-rust 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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded minifb v0.25.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ab2daf1cecf307a68920ee00ca809758ad25ab363aa9d1723b74e5281835ac9 [INFO] running `Command { std: "docker" "start" "-a" "5ab2daf1cecf307a68920ee00ca809758ad25ab363aa9d1723b74e5281835ac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ab2daf1cecf307a68920ee00ca809758ad25ab363aa9d1723b74e5281835ac9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ab2daf1cecf307a68920ee00ca809758ad25ab363aa9d1723b74e5281835ac9", kill_on_drop: false }` [INFO] [stdout] 5ab2daf1cecf307a68920ee00ca809758ad25ab363aa9d1723b74e5281835ac9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab24c2a9faa8a178328718fb9a4bb9db147c52da443081a8ba28e695051e701f [INFO] running `Command { std: "docker" "start" "-a" "ab24c2a9faa8a178328718fb9a4bb9db147c52da443081a8ba28e695051e701f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling proc-macro2 v1.0.70 [INFO] [stderr] Compiling wayland-sys v0.29.5 [INFO] [stderr] Compiling rustix v0.38.26 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Compiling x11-dl v2.21.0 [INFO] [stderr] Checking cty v0.2.2 [INFO] [stderr] Checking raw-window-handle v0.4.3 [INFO] [stderr] Checking nom v7.1.3 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling cc v1.0.83 [INFO] [stderr] Compiling wayland-scanner v0.29.5 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking getrandom v0.2.11 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling minifb v0.25.0 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking xcursor v0.3.4 [INFO] [stderr] Compiling wayland-client v0.29.5 [INFO] [stderr] Compiling wayland-protocols v0.29.5 [INFO] [stderr] Checking tempfile v3.8.1 [INFO] [stderr] Checking wayland-commons v0.29.5 [INFO] [stderr] Checking wayland-cursor v0.29.5 [INFO] [stderr] Checking chip8-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fmt` [INFO] [stdout] --> src/cpu.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt; [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: `std::fmt` [INFO] [stdout] --> src/cpu.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::fmt; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/ram.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut ram = Ram{memory: [0; 4096]}; [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: variable does not need to be mutable [INFO] [stdout] --> src/ram.rs:7:13 [INFO] [stdout] | [INFO] [stdout] 7 | let mut ram = Ram{memory: [0; 4096]}; [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: field `rng` is never read [INFO] [stdout] --> src/cpu.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | rng: ThreadRng, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `rng` is never read [INFO] [stdout] --> src/cpu.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Cpu { [INFO] [stdout] | --- field in this struct [INFO] [stdout] ... [INFO] [stdout] 13 | rng: ThreadRng, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | window.update_with_buffer(&buffer, 640, 320); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 121 | let _ = window.update_with_buffer(&buffer, 640, 320); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | window.update_with_buffer(&buffer, 640, 320); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 121 | let _ = window.update_with_buffer(&buffer, 640, 320); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.44s [INFO] running `Command { std: "docker" "inspect" "ab24c2a9faa8a178328718fb9a4bb9db147c52da443081a8ba28e695051e701f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab24c2a9faa8a178328718fb9a4bb9db147c52da443081a8ba28e695051e701f", kill_on_drop: false }` [INFO] [stdout] ab24c2a9faa8a178328718fb9a4bb9db147c52da443081a8ba28e695051e701f