[INFO] cloning repository https://github.com/louisjj/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louisjj/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisjj%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisjj%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42df87868d97989d917ee58df05579777ba60697
[INFO] checking louisjj/chip8 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisjj%2Fchip8" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/louisjj/chip8 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/louisjj/chip8
[INFO] finished tweaking git repo https://github.com/louisjj/chip8
[INFO] tweaked toml for git repo https://github.com/louisjj/chip8 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/louisjj/chip8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gdi32-sys v0.1.2
[INFO] [stderr]   Downloaded cc v1.0.37
[INFO] [stderr]   Downloaded orbclient v0.3.24
[INFO] [stderr]   Downloaded x11-dl v2.14.0
[INFO] [stderr]   Downloaded minifb v0.11.2
[INFO] [stderr]   Downloaded user32-sys v0.1.3
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8539d9bfa96fc8c5cedebad9d3cb64db36922bdf7070d82ee6d1f3acdef364d
[INFO] running `Command { std: "docker" "start" "-a" "a8539d9bfa96fc8c5cedebad9d3cb64db36922bdf7070d82ee6d1f3acdef364d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8539d9bfa96fc8c5cedebad9d3cb64db36922bdf7070d82ee6d1f3acdef364d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8539d9bfa96fc8c5cedebad9d3cb64db36922bdf7070d82ee6d1f3acdef364d", kill_on_drop: false }`
[INFO] [stdout] a8539d9bfa96fc8c5cedebad9d3cb64db36922bdf7070d82ee6d1f3acdef364d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2409c40b4f55adacb2aeda73cd83867ff2ac6ad91be3e9bc3020df31fbac76dd
[INFO] running `Command { std: "docker" "start" "-a" "2409c40b4f55adacb2aeda73cd83867ff2ac6ad91be3e9bc3020df31fbac76dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling minifb v0.11.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking chip v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `Chip8Keys` should have an upper case name
[INFO] [stdout]   --> src/main.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 |     const Chip8Keys: [Key; 16] = [
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `CHIP8_KEYS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     f.read(&mut buffer);
[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: constant `fonts` should have an upper case name
[INFO] [stdout]   --> src/chip8.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const fonts: [Font; 16] = [
[INFO] [stdout]    |       ^^^^^ help: convert the identifier to upper case: `FONTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     I: u16,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `Chip8Keys` should have an upper case name
[INFO] [stdout]   --> src/main.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 |     const Chip8Keys: [Key; 16] = [
[INFO] [stdout]    |           ^^^^^^^^^ help: convert the identifier to upper case: `CHIP8_KEYS`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     f.read(&mut buffer);
[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: constant `fonts` should have an upper case name
[INFO] [stdout]   --> src/chip8.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const fonts: [Font; 16] = [
[INFO] [stdout]    |       ^^^^^ help: convert the identifier to upper case: `FONTS`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/chip8.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     I: u16,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2409c40b4f55adacb2aeda73cd83867ff2ac6ad91be3e9bc3020df31fbac76dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2409c40b4f55adacb2aeda73cd83867ff2ac6ad91be3e9bc3020df31fbac76dd", kill_on_drop: false }`
[INFO] [stdout] 2409c40b4f55adacb2aeda73cd83867ff2ac6ad91be3e9bc3020df31fbac76dd