[INFO] cloning repository https://github.com/merwaaan/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/merwaaan/chip8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerwaaan%2Fchip8-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerwaaan%2Fchip8-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c15c55282d1f03463fb539c876d191579948df47 [INFO] checking merwaaan/chip8-rust against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmerwaaan%2Fchip8-rust" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/merwaaan/chip8-rust on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/merwaaan/chip8-rust [INFO] finished tweaking git repo https://github.com/merwaaan/chip8-rust [INFO] tweaked toml for git repo https://github.com/merwaaan/chip8-rust written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/merwaaan/chip8-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded x11-dl v2.14.0 [INFO] [stderr] Downloaded orbclient v0.3.23 [INFO] [stderr] Downloaded minifb v0.11.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a3cc49a4f0cbc80a3f92264577736a6cc0e9d9cf7aa7cde7bf61fad6835e6f19 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "a3cc49a4f0cbc80a3f92264577736a6cc0e9d9cf7aa7cde7bf61fad6835e6f19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a3cc49a4f0cbc80a3f92264577736a6cc0e9d9cf7aa7cde7bf61fad6835e6f19", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a3cc49a4f0cbc80a3f92264577736a6cc0e9d9cf7aa7cde7bf61fad6835e6f19", kill_on_drop: false }` [INFO] [stdout] a3cc49a4f0cbc80a3f92264577736a6cc0e9d9cf7aa7cde7bf61fad6835e6f19 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1baea2282d76c67e6013883b02fdd8614b5eb9f79fc42533c2c6478329a2222e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "1baea2282d76c67e6013883b02fdd8614b5eb9f79fc42533c2c6478329a2222e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.59 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Compiling pkg-config v0.3.14 [INFO] [stderr] Compiling autocfg v0.1.4 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling cc v1.0.37 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling rand_chacha v0.2.0 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Compiling x11-dl v2.14.0 [INFO] [stderr] Checking getrandom v0.1.6 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Compiling minifb v0.11.2 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking chip8-rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/core.rs:193:24 [INFO] [stdout] | [INFO] [stdout] 193 | [8, x, y, 6] => // SHR Vx , Vy [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/core.rs:205:24 [INFO] [stdout] | [INFO] [stdout] 205 | [8, x, y, 0xE] => // SHL Vx, Vy [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/core.rs:261:23 [INFO] [stdout] | [INFO] [stdout] 261 | [0xF, x, 0x0, 0xA] => // LD Vx, K [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut program_mem = &mut self.mem[0x200 .. 0x200 + program.len()]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut font_mem = &mut self.mem[0 .. FONT.len()]; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/core.rs:193:24 [INFO] [stdout] | [INFO] [stdout] 193 | [8, x, y, 6] => // SHR Vx , Vy [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/core.rs:205:24 [INFO] [stdout] | [INFO] [stdout] 205 | [8, x, y, 0xE] => // SHL Vx, Vy [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/core.rs:261:23 [INFO] [stdout] | [INFO] [stdout] 261 | [0xF, x, 0x0, 0xA] => // LD Vx, K [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/display.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut buffer: Vec = vec![BLACK; WIDTH * HEIGHT]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core.rs:72:13 [INFO] [stdout] | [INFO] [stdout] 72 | let mut program_mem = &mut self.mem[0x200 .. 0x200 + program.len()]; [INFO] [stdout] | ----^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core.rs:76:13 [INFO] [stdout] | [INFO] [stdout] 76 | let mut font_mem = &mut self.mem[0 .. FONT.len()]; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `press` [INFO] [stdout] --> src/keyboard.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn press(&mut self, key: u8) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `release` [INFO] [stdout] --> src/keyboard.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn release(&mut self, key: u8) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/display.rs:32:13 [INFO] [stdout] | [INFO] [stdout] 32 | let mut buffer: Vec = vec![BLACK; WIDTH * HEIGHT]; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `press` [INFO] [stdout] --> src/keyboard.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub fn press(&mut self, key: u8) [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `release` [INFO] [stdout] --> src/keyboard.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 27 | pub fn release(&mut self, key: u8) [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Map` that must be used [INFO] [stdout] --> src/display.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | self.buffer.iter_mut().map(|x| *x = BLACK); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Map` that must be used [INFO] [stdout] --> src/display.rs:72:9 [INFO] [stdout] | [INFO] [stdout] 72 | self.buffer.iter_mut().map(|x| *x = BLACK); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: iterators are lazy and do nothing unless consumed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 9 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.08s [INFO] running `Command { std: "docker" "inspect" "1baea2282d76c67e6013883b02fdd8614b5eb9f79fc42533c2c6478329a2222e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1baea2282d76c67e6013883b02fdd8614b5eb9f79fc42533c2c6478329a2222e", kill_on_drop: false }` [INFO] [stdout] 1baea2282d76c67e6013883b02fdd8614b5eb9f79fc42533c2c6478329a2222e