[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] checking blueyellowpink/rust-chip8-emulator against master#f8f6997469237299c1d60814c7b9828602a1f8e4 for pr-143808 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblueyellowpink%2Frust-chip8-emulator" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [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-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/blueyellowpink/rust-chip8-emulator on toolchain f8f6997469237299c1d60814c7b9828602a1f8e4 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ce6f6ae8b0783fe6e7807af510074feb3432aa82b0463dfc8a02df11eddf5a4d [INFO] running `Command { std: "docker" "start" "-a" "ce6f6ae8b0783fe6e7807af510074feb3432aa82b0463dfc8a02df11eddf5a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ce6f6ae8b0783fe6e7807af510074feb3432aa82b0463dfc8a02df11eddf5a4d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ce6f6ae8b0783fe6e7807af510074feb3432aa82b0463dfc8a02df11eddf5a4d", kill_on_drop: false }` [INFO] [stdout] ce6f6ae8b0783fe6e7807af510074feb3432aa82b0463dfc8a02df11eddf5a4d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f8f6997469237299c1d60814c7b9828602a1f8e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e11fc57d6bacb1f97344550e0cb11d72e8b0a1e6895772955d4429c46e7c88ab [INFO] running `Command { std: "docker" "start" "-a" "e11fc57d6bacb1f97344550e0cb11d72e8b0a1e6895772955d4429c46e7c88ab", kill_on_drop: false }` [INFO] [stderr] Checking 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 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] [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 0.41s [INFO] running `Command { std: "docker" "inspect" "e11fc57d6bacb1f97344550e0cb11d72e8b0a1e6895772955d4429c46e7c88ab", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e11fc57d6bacb1f97344550e0cb11d72e8b0a1e6895772955d4429c46e7c88ab", kill_on_drop: false }` [INFO] [stdout] e11fc57d6bacb1f97344550e0cb11d72e8b0a1e6895772955d4429c46e7c88ab