[INFO] cloning repository https://github.com/Mxrk/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/Mxrk/chip8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxrk%2Fchip8-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxrk%2Fchip8-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 614209a0bedd3334955c95183bda44f3b8deadec
[INFO] checking Mxrk/chip8-rust against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMxrk%2Fchip8-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Mxrk/chip8-rust
[INFO] finished tweaking git repo https://github.com/Mxrk/chip8-rust
[INFO] tweaked toml for git repo https://github.com/Mxrk/chip8-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Mxrk/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/Mxrk/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 getrandom v0.1.12
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded bitflags v1.2.0
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 96b58183b213c96d8090dc8424c92a3b67ed540cd75e1fafc882c4ce01944d60
[INFO] running `Command { std: "docker" "start" "-a" "96b58183b213c96d8090dc8424c92a3b67ed540cd75e1fafc882c4ce01944d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96b58183b213c96d8090dc8424c92a3b67ed540cd75e1fafc882c4ce01944d60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b58183b213c96d8090dc8424c92a3b67ed540cd75e1fafc882c4ce01944d60", kill_on_drop: false }`
[INFO] [stdout] 96b58183b213c96d8090dc8424c92a3b67ed540cd75e1fafc882c4ce01944d60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0a11b6416a2c36b6cba43658de095746306122a9dcd58e0e4d9560d4ca4378ca
[INFO] running `Command { std: "docker" "start" "-a" "0a11b6416a2c36b6cba43658de095746306122a9dcd58e0e4d9560d4ca4378ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/chip8.rs:408:7
[INFO] [stdout]     |
[INFO] [stdout] 408 |   use super::*;
[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 variable: `now`
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let now = time::Instant::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `keycode` is never read
[INFO] [stdout]  --> src/input.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Input {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     pub keycode: Keycode,
[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 variable: `now`
[INFO] [stdout]   --> src/main.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |         let now = time::Instant::now();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_now`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `keycode` is never read
[INFO] [stdout]  --> src/input.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub struct Input {
[INFO] [stdout]   |            ----- field in this struct
[INFO] [stdout] 4 |     pub keycode: Keycode,
[INFO] [stdout]   |         ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.10s
[INFO] running `Command { std: "docker" "inspect" "0a11b6416a2c36b6cba43658de095746306122a9dcd58e0e4d9560d4ca4378ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a11b6416a2c36b6cba43658de095746306122a9dcd58e0e4d9560d4ca4378ca", kill_on_drop: false }`
[INFO] [stdout] 0a11b6416a2c36b6cba43658de095746306122a9dcd58e0e4d9560d4ca4378ca