[INFO] cloning repository https://github.com/THEredhoodieguy/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/THEredhoodieguy/chip8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHEredhoodieguy%2Fchip8-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHEredhoodieguy%2Fchip8-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a0f0bca3e4199e82ef2c5d4ff782d0fc8a1fc2bb
[INFO] checking THEredhoodieguy/chip8-rust/a0f0bca3e4199e82ef2c5d4ff782d0fc8a1fc2bb against master#8f359beca4e58bc3ae795a666301a8f47023044c for pr-121557
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTHEredhoodieguy%2Fchip8-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/THEredhoodieguy/chip8-rust on toolchain 8f359beca4e58bc3ae795a666301a8f47023044c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/THEredhoodieguy/chip8-rust
[INFO] finished tweaking git repo https://github.com/THEredhoodieguy/chip8-rust
[INFO] tweaked toml for git repo https://github.com/THEredhoodieguy/chip8-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/THEredhoodieguy/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" "+8f359beca4e58bc3ae795a666301a8f47023044c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded minifb v0.10.7
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c1eca32eda761f58a8cfdd9a8952cc0150a563b3dd933f2165d9d12cdf2dd076
[INFO] running `Command { std: "docker" "start" "-a" "c1eca32eda761f58a8cfdd9a8952cc0150a563b3dd933f2165d9d12cdf2dd076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c1eca32eda761f58a8cfdd9a8952cc0150a563b3dd933f2165d9d12cdf2dd076", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c1eca32eda761f58a8cfdd9a8952cc0150a563b3dd933f2165d9d12cdf2dd076", kill_on_drop: false }`
[INFO] [stdout] c1eca32eda761f58a8cfdd9a8952cc0150a563b3dd933f2165d9d12cdf2dd076
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+8f359beca4e58bc3ae795a666301a8f47023044c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] acecd94e10b0b889e929a4d379bfc3fa62724b63a38bc22d33029d839a92f432
[INFO] running `Command { std: "docker" "start" "-a" "acecd94e10b0b889e929a4d379bfc3fa62724b63a38bc22d33029d839a92f432", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling pkg-config v0.3.30
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.10.7
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking Chip8-Emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/bus.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::env`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::env;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/bus.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `rand` is imported redundantly
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | extern crate rand;
[INFO] [stdout]   | ------------------ the item `rand` is already imported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `delay` is never read
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     delay: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Chip8_Emulator` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `chip8_emulator`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `delay` is never read
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 8  | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     delay: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `Chip8_Emulator` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `chip8_emulator`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "acecd94e10b0b889e929a4d379bfc3fa62724b63a38bc22d33029d839a92f432", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acecd94e10b0b889e929a4d379bfc3fa62724b63a38bc22d33029d839a92f432", kill_on_drop: false }`
[INFO] [stdout] acecd94e10b0b889e929a4d379bfc3fa62724b63a38bc22d33029d839a92f432