[INFO] cloning repository https://github.com/aadi58002/chip8_emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aadi58002/chip8_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faadi58002%2Fchip8_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faadi58002%2Fchip8_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 750713daabfe3f86f83d8f7bb772c18699412605
[INFO] checking aadi58002/chip8_emulator against master#e9182f195b8505c87c4bd055b9f6e114ccda0981 for pr-144098
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faadi58002%2Fchip8_emulator" "/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/aadi58002/chip8_emulator
[INFO] finished tweaking git repo https://github.com/aadi58002/chip8_emulator
[INFO] tweaked toml for git repo https://github.com/aadi58002/chip8_emulator written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/aadi58002/chip8_emulator on toolchain e9182f195b8505c87c4bd055b9f6e114ccda0981
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/aadi58002/chip8_emulator 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" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f4f50b9f6fc865af57b2aa1e28a04ba88a853f3f49e566f28d17e7fe856527b5
[INFO] running `Command { std: "docker" "start" "-a" "f4f50b9f6fc865af57b2aa1e28a04ba88a853f3f49e566f28d17e7fe856527b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f4f50b9f6fc865af57b2aa1e28a04ba88a853f3f49e566f28d17e7fe856527b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4f50b9f6fc865af57b2aa1e28a04ba88a853f3f49e566f28d17e7fe856527b5", kill_on_drop: false }`
[INFO] [stdout] f4f50b9f6fc865af57b2aa1e28a04ba88a853f3f49e566f28d17e7fe856527b5
[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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+e9182f195b8505c87c4bd055b9f6e114ccda0981" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59c11e0f84031b44ceae570915184879e37826a59035672bf73a86f6467d6ed5
[INFO] running `Command { std: "docker" "start" "-a" "59c11e0f84031b44ceae570915184879e37826a59035672bf73a86f6467d6ed5", kill_on_drop: false }`
[INFO] [stderr]     Checking chip8_emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `key_code`
[INFO] [stdout]  --> src/keyboard.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn key_pressed(&self, key_code: u8) -> bool {
[INFO] [stdout]   |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_code`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `key_code`
[INFO] [stdout]  --> src/keyboard.rs:8:31
[INFO] [stdout]   |
[INFO] [stdout] 8 |     pub fn key_pressed(&self, key_code: u8) -> bool {
[INFO] [stdout]   |                               ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_key_code`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "59c11e0f84031b44ceae570915184879e37826a59035672bf73a86f6467d6ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c11e0f84031b44ceae570915184879e37826a59035672bf73a86f6467d6ed5", kill_on_drop: false }`
[INFO] [stdout] 59c11e0f84031b44ceae570915184879e37826a59035672bf73a86f6467d6ed5