[INFO] cloning repository https://github.com/Jugacu/yet-another-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/Jugacu/yet-another-chip8-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Fyet-another-chip8-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Fyet-another-chip8-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3a788e3d19c25a4e625afd17cd4d2a6343fc077e
[INFO] checking Jugacu/yet-another-chip8-emulator against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJugacu%2Fyet-another-chip8-emulator" "/workspace/builds/worker-76/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-76/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jugacu/yet-another-chip8-emulator on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jugacu/yet-another-chip8-emulator
[INFO] finished tweaking git repo https://github.com/Jugacu/yet-another-chip8-emulator
[INFO] tweaked toml for git repo https://github.com/Jugacu/yet-another-chip8-emulator written to /workspace/builds/worker-76/source/Cargo.toml
[INFO] crate git repo https://github.com/Jugacu/yet-another-chip8-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87387be3d3b5481726281795815516603a19fa58482e3ede42572a5c0419ab21
[INFO] running `Command { std: "docker" "start" "-a" "87387be3d3b5481726281795815516603a19fa58482e3ede42572a5c0419ab21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87387be3d3b5481726281795815516603a19fa58482e3ede42572a5c0419ab21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87387be3d3b5481726281795815516603a19fa58482e3ede42572a5c0419ab21", kill_on_drop: false }`
[INFO] [stdout] 87387be3d3b5481726281795815516603a19fa58482e3ede42572a5c0419ab21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-76/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05e4e28c979e9a83fc5f69c854ff024dc9b40c87609955a97074f675b43d9e5a
[INFO] running `Command { std: "docker" "start" "-a" "05e4e28c979e9a83fc5f69c854ff024dc9b40c87609955a97074f675b43d9e5a", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling signal-hook v0.3.9
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.1
[INFO] [stderr]     Checking crossterm v0.20.0
[INFO] [stderr]     Checking console_engine v2.0.1
[INFO] [stderr]     Checking chip8 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/main.rs (1 fix)
[INFO] [stderr]        Fixed src/core/mod.rs (2 fixes)
[INFO] [stderr]        Fixed src/core/timer.rs (2 fixes)
[INFO] [stdout] warning: field is never read: `registers`
[INFO] [stdout]  --> src/core/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     registers: [[u8; 8]; 16],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]  --> src/core/memory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     stack: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/core/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]   --> src/core/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: CPU,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/core/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     timer: Arc<Mutex<Timer>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard`
[INFO] [stdout]   --> src/core/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     keyboard: Keyboard
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `registers`
[INFO] [stdout]  --> src/core/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     registers: [[u8; 8]; 16],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]  --> src/core/memory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     stack: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/core/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]   --> src/core/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: CPU,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/core/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     timer: Arc<Mutex<Timer>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard`
[INFO] [stdout]   --> src/core/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     keyboard: Keyboard
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.42s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking chip8 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: field is never read: `registers`
[INFO] [stdout]  --> src/core/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     registers: [[u8; 8]; 16],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]  --> src/core/memory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     stack: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/core/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]   --> src/core/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: CPU,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/core/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     timer: Arc<Mutex<Timer>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard`
[INFO] [stdout]   --> src/core/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     keyboard: Keyboard
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `registers`
[INFO] [stdout]  --> src/core/memory.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     registers: [[u8; 8]; 16],
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `stack`
[INFO] [stdout]  --> src/core/memory.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     stack: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `memory`
[INFO] [stdout]   --> src/core/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     memory: Memory,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `cpu`
[INFO] [stdout]   --> src/core/mod.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     cpu: CPU,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `timer`
[INFO] [stdout]   --> src/core/mod.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     timer: Arc<Mutex<Timer>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `keyboard`
[INFO] [stdout]   --> src/core/mod.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     keyboard: Keyboard
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.83s
[INFO] running `Command { std: "docker" "inspect" "05e4e28c979e9a83fc5f69c854ff024dc9b40c87609955a97074f675b43d9e5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05e4e28c979e9a83fc5f69c854ff024dc9b40c87609955a97074f675b43d9e5a", kill_on_drop: false }`
[INFO] [stdout] 05e4e28c979e9a83fc5f69c854ff024dc9b40c87609955a97074f675b43d9e5a