[INFO] cloning repository https://github.com/tharinduc/chip-8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tharinduc/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftharinduc%2Fchip-8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftharinduc%2Fchip-8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 226838eba4d5b6535ced82f0de3ebecfb549dea0
[INFO] checking tharinduc/chip-8 against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftharinduc%2Fchip-8" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tharinduc/chip-8 on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tharinduc/chip-8
[INFO] finished tweaking git repo https://github.com/tharinduc/chip-8
[INFO] tweaked toml for git repo https://github.com/tharinduc/chip-8 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/tharinduc/chip-8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c5dd01f19d98cd874a21f608478267a2167e427a0a16c2a25c6b6b8df8baec8
[INFO] running `Command { std: "docker" "start" "-a" "1c5dd01f19d98cd874a21f608478267a2167e427a0a16c2a25c6b6b8df8baec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c5dd01f19d98cd874a21f608478267a2167e427a0a16c2a25c6b6b8df8baec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5dd01f19d98cd874a21f608478267a2167e427a0a16c2a25c6b6b8df8baec8", kill_on_drop: false }`
[INFO] [stdout] 1c5dd01f19d98cd874a21f608478267a2167e427a0a16c2a25c6b6b8df8baec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1824bf851f295d54153f3872f25ffac20ec573aa0663ab4a1d23b799b68ccb0c
[INFO] running `Command { std: "docker" "start" "-a" "1824bf851f295d54153f3872f25ffac20ec573aa0663ab4a1d23b799b68ccb0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking chip-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cpu.rs:220:56
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn debug_draw_sprite(&mut self, ram: &mut Ram, x: u8, y: u8, height: u8) {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/cpu.rs:220:63
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn debug_draw_sprite(&mut self, ram: &mut Ram, x: u8, y: u8, height: u8) {
[INFO] [stdout]     |                                                               ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/cpu.rs:220:56
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn debug_draw_sprite(&mut self, ram: &mut Ram, x: u8, y: u8, height: u8) {
[INFO] [stdout]     |                                                        ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/cpu.rs:220:63
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn debug_draw_sprite(&mut self, ram: &mut Ram, x: u8, y: u8, height: u8) {
[INFO] [stdout]     |                                                               ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.65s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1824bf851f295d54153f3872f25ffac20ec573aa0663ab4a1d23b799b68ccb0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1824bf851f295d54153f3872f25ffac20ec573aa0663ab4a1d23b799b68ccb0c", kill_on_drop: false }`
[INFO] [stdout] 1824bf851f295d54153f3872f25ffac20ec573aa0663ab4a1d23b799b68ccb0c