[INFO] cloning repository https://github.com/CosmicBagel/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/CosmicBagel/chip8_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicBagel%2Fchip8_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicBagel%2Fchip8_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8a266de34c5d3c6600610bf15caf0818b725a85
[INFO] checking CosmicBagel/chip8_rust against master#8007b506ac5da629f223b755f5a5391edd5f6d01 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCosmicBagel%2Fchip8_rust" "/workspace/builds/worker-66/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-66/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/CosmicBagel/chip8_rust on toolchain 8007b506ac5da629f223b755f5a5391edd5f6d01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/CosmicBagel/chip8_rust
[INFO] finished tweaking git repo https://github.com/CosmicBagel/chip8_rust
[INFO] tweaked toml for git repo https://github.com/CosmicBagel/chip8_rust written to /workspace/builds/worker-66/source/Cargo.toml
[INFO] crate git repo https://github.com/CosmicBagel/chip8_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfbf9d543b9623f6bab92e2e8133519094770c762f38da3c6f3e18dd5c454157
[INFO] running `Command { std: "docker" "start" "-a" "cfbf9d543b9623f6bab92e2e8133519094770c762f38da3c6f3e18dd5c454157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfbf9d543b9623f6bab92e2e8133519094770c762f38da3c6f3e18dd5c454157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfbf9d543b9623f6bab92e2e8133519094770c762f38da3c6f3e18dd5c454157", kill_on_drop: false }`
[INFO] [stdout] cfbf9d543b9623f6bab92e2e8133519094770c762f38da3c6f3e18dd5c454157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-66/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" "+8007b506ac5da629f223b755f5a5391edd5f6d01" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57fac377993cd698f615ac7ed2da25cff9181909a353345a9820aeeff6f90760
[INFO] running `Command { std: "docker" "start" "-a" "57fac377993cd698f615ac7ed2da25cff9181909a353345a9820aeeff6f90760", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.99
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling drm-fourcc v2.1.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking profiling v1.0.3
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking pollster v0.2.4
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking wgpu-types v0.9.0
[INFO] [stderr]    Compiling wgpu-core v0.9.2
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking gpu-alloc v0.4.7
[INFO] [stderr]     Checking gpu-descriptor v0.1.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stderr]     Checking gfx-renderdoc v0.1.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking ultraviolet v0.8.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking xcursor v0.3.3
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking crossbeam v0.8.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking mio-misc v1.2.1
[INFO] [stderr]     Checking rose_tree v0.2.0
[INFO] [stderr]     Checking wayland-commons v0.28.6
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr]     Checking wayland-cursor v0.28.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking thiserror v1.0.26
[INFO] [stderr]     Checking naga v0.5.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.12.3
[INFO] [stderr]     Checking external-memory v0.0.1
[INFO] [stderr]     Checking gfx-hal v0.9.0
[INFO] [stderr]     Checking gfx-backend-gl v0.9.0
[INFO] [stderr]     Checking gfx-backend-empty v0.9.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.9.0
[INFO] [stderr]     Checking wgpu v0.9.0
[INFO] [stderr]     Checking pixels v0.5.0
[INFO] [stderr]     Checking chip8_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/main.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 pixels.render();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:109:17
[INFO] [stdout]     |
[INFO] [stdout] 109 |                 pixels.render();
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "57fac377993cd698f615ac7ed2da25cff9181909a353345a9820aeeff6f90760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fac377993cd698f615ac7ed2da25cff9181909a353345a9820aeeff6f90760", kill_on_drop: false }`
[INFO] [stdout] 57fac377993cd698f615ac7ed2da25cff9181909a353345a9820aeeff6f90760