[INFO] cloning repository https://github.com/blueyellowpink/rust-chip8-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blueyellowpink/rust-chip8-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueyellowpink%2Frust-chip8-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueyellowpink%2Frust-chip8-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6357715dff976c899193523138292a1b3475b4d7
[INFO] testing blueyellowpink/rust-chip8-emulator against 1.83.0 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueyellowpink%2Frust-chip8-emulator" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blueyellowpink/rust-chip8-emulator on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blueyellowpink/rust-chip8-emulator
[INFO] finished tweaking git repo https://github.com/blueyellowpink/rust-chip8-emulator
[INFO] tweaked toml for git repo https://github.com/blueyellowpink/rust-chip8-emulator written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/blueyellowpink/rust-chip8-emulator 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" "+1.83.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e10974b4dbb1d9821864d22c3f221816c00c1f42fdfbead094dedb8d3fb6b8a
[INFO] running `Command { std: "docker" "start" "-a" "3e10974b4dbb1d9821864d22c3f221816c00c1f42fdfbead094dedb8d3fb6b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e10974b4dbb1d9821864d22c3f221816c00c1f42fdfbead094dedb8d3fb6b8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e10974b4dbb1d9821864d22c3f221816c00c1f42fdfbead094dedb8d3fb6b8a", kill_on_drop: false }`
[INFO] [stdout] 3e10974b4dbb1d9821864d22c3f221816c00c1f42fdfbead094dedb8d3fb6b8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff45b6cdeb92a86a201e8cc742ff4a534f21d617a28e4c2c12d6b9b6af95e551
[INFO] running `Command { std: "docker" "start" "-a" "ff45b6cdeb92a86a201e8cc742ff4a534f21d617a28e4c2c12d6b9b6af95e551", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `flag`
[INFO] [stdout]   --> src/lib.rs:85:24
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub fn draw(&self, flag: bool) {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nnn`
[INFO] [stdout]    --> src/lib.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 |         let nnn: u16 = opcode & 0x0FFF;
[INFO] [stdout]     |             ^^^ help: if this is intentional, prefix it with an underscore: `_nnn`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kk`
[INFO] [stdout]    --> src/lib.rs:124:13
[INFO] [stdout]     |
[INFO] [stdout] 124 |         let kk: u16 = opcode & 0x00FF;
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_kk`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]    --> src/lib.rs:125:13
[INFO] [stdout]     |
[INFO] [stdout] 125 |         let x = nibbles.1 as u8;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]    --> src/lib.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |         let y = nibbles.2 as u8;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]    --> src/lib.rs:127:13
[INFO] [stdout]     |
[INFO] [stdout] 127 |         let n = nibbles.3 as u8;
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ProgramCounter` is never used
[INFO] [stdout]   --> src/lib.rs:20:6
[INFO] [stdout]    |
[INFO] [stdout] 20 | enum ProgramCounter {
[INFO] [stdout]    |      ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `skip_if` is never used
[INFO] [stdout]   --> src/lib.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl ProgramCounter {
[INFO] [stdout]    | ------------------- associated function in this implementation
[INFO] [stdout] 27 |     fn skip_if(condition: bool) -> ProgramCounter {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `graphic` is never read
[INFO] [stdout]  --> src/display/mod.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct Display {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 2 |     graphic: [u8; 64 * 32],
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     emu.load_game("pong");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let _ = emu.load_game("pong");
[INFO] [stdout]   |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ff45b6cdeb92a86a201e8cc742ff4a534f21d617a28e4c2c12d6b9b6af95e551", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff45b6cdeb92a86a201e8cc742ff4a534f21d617a28e4c2c12d6b9b6af95e551", kill_on_drop: false }`
[INFO] [stdout] ff45b6cdeb92a86a201e8cc742ff4a534f21d617a28e4c2c12d6b9b6af95e551
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038
[INFO] running `Command { std: "docker" "start" "-a" "3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: write /var/lib/docker/containers/3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038/hosts: no space left on device
[INFO] running `Command { std: "docker" "inspect" "3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038", kill_on_drop: false }`
[INFO] [stdout] 3e66e98f4ac2b6aa09eff8a833913a1a147a01d0da657020ad56899895ae8038