[INFO] cloning repository https://github.com/bsdb0y/Chip8emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bsdb0y/Chip8emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7311384f512ace325527d7c3b6fde06a526c1bb8
[INFO] checking bsdb0y/Chip8emu against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbsdb0y%2FChip8emu" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bsdb0y/Chip8emu on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bsdb0y/Chip8emu
[INFO] finished tweaking git repo https://github.com/bsdb0y/Chip8emu
[INFO] tweaked toml for git repo https://github.com/bsdb0y/Chip8emu written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/bsdb0y/Chip8emu already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/rust-sdl2/rust-sdl2`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 786eec2d0a4f17ece9ad3641e257fb44e2a1ba4f255d60b1dfa2a5a1d3d36575
[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" "786eec2d0a4f17ece9ad3641e257fb44e2a1ba4f255d60b1dfa2a5a1d3d36575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "786eec2d0a4f17ece9ad3641e257fb44e2a1ba4f255d60b1dfa2a5a1d3d36575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "786eec2d0a4f17ece9ad3641e257fb44e2a1ba4f255d60b1dfa2a5a1d3d36575", kill_on_drop: false }`
[INFO] [stdout] 786eec2d0a4f17ece9ad3641e257fb44e2a1ba4f255d60b1dfa2a5a1d3d36575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8404b3c1b052daf802b06d42b25de2591025b613e64c531fbb175c53cce603c
[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" "c8404b3c1b052daf802b06d42b25de2591025b613e64c531fbb175c53cce603c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling sdl2 v0.34.4 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling sdl2-sys v0.34.3 (https://github.com/rust-sdl2/rust-sdl2#fdd1552e)
[INFO] [stderr]     Checking rust-emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `chip8_keyboard_inbounds`
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `chip8_keyboard_inbounds`
[INFO] [stdout]   --> src/chip8keyboard.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn chip8_keyboard_inbounds(key: u16) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.77s
[INFO] running `Command { std: "docker" "inspect" "c8404b3c1b052daf802b06d42b25de2591025b613e64c531fbb175c53cce603c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8404b3c1b052daf802b06d42b25de2591025b613e64c531fbb175c53cce603c", kill_on_drop: false }`
[INFO] [stdout] c8404b3c1b052daf802b06d42b25de2591025b613e64c531fbb175c53cce603c