[INFO] cloning repository https://github.com/derekaspaulding/chip-8-emulator-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derekaspaulding/chip-8-emulator-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekaspaulding%2Fchip-8-emulator-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekaspaulding%2Fchip-8-emulator-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60d09f701beaea2538a021f5537bea72933560b5
[INFO] checking derekaspaulding/chip-8-emulator-rust against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekaspaulding%2Fchip-8-emulator-rust" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derekaspaulding/chip-8-emulator-rust on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/derekaspaulding/chip-8-emulator-rust
[INFO] finished tweaking git repo https://github.com/derekaspaulding/chip-8-emulator-rust
[INFO] tweaked toml for git repo https://github.com/derekaspaulding/chip-8-emulator-rust written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/derekaspaulding/chip-8-emulator-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c35be26b228471b510896d5407377c3b332c801c87a241ff037f5f968112871c
[INFO] running `Command { std: "docker" "start" "-a" "c35be26b228471b510896d5407377c3b332c801c87a241ff037f5f968112871c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c35be26b228471b510896d5407377c3b332c801c87a241ff037f5f968112871c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c35be26b228471b510896d5407377c3b332c801c87a241ff037f5f968112871c", kill_on_drop: false }`
[INFO] [stdout] c35be26b228471b510896d5407377c3b332c801c87a241ff037f5f968112871c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa262c5e97b94ea33b82f80212373da473c14bedf1d0501712a9ca091071a09b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "aa262c5e97b94ea33b82f80212373da473c14bedf1d0501712a9ca091071a09b", kill_on_drop: false }`
[INFO] [stderr]     Checking chip-8-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Vx: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vy` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Vy: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     Vx: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vy` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     Vy: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     Vx: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vy` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:78:5
[INFO] [stdout]    |
[INFO] [stdout] 78 |     Vy: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vx` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     Vx: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Vy` should have a snake case name
[INFO] [stdout]   --> src/instruction.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     Vy: u8,
[INFO] [stdout]    |     ^^ help: convert the identifier to snake case (notice the capitalization): `vy`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "aa262c5e97b94ea33b82f80212373da473c14bedf1d0501712a9ca091071a09b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa262c5e97b94ea33b82f80212373da473c14bedf1d0501712a9ca091071a09b", kill_on_drop: false }`
[INFO] [stdout] aa262c5e97b94ea33b82f80212373da473c14bedf1d0501712a9ca091071a09b