[INFO] cloning repository https://github.com/mr-m0nkey/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/mr-m0nkey/chip-8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fchip-8", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fchip-8'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 0d82d62ef8e9432f3a244f51d017075f75e5bfef [INFO] checking mr-m0nkey/chip-8 against beta for pr-78714 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmr-m0nkey%2Fchip-8" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mr-m0nkey/chip-8 on toolchain beta [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mr-m0nkey/chip-8 [INFO] finished tweaking git repo https://github.com/mr-m0nkey/chip-8 [INFO] tweaked toml for git repo https://github.com/mr-m0nkey/chip-8 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/mr-m0nkey/chip-8 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 709f39fdf3daa39b4271ed4899a3fd16222e750f97fa91f8d1c897bc215d16bd [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" "709f39fdf3daa39b4271ed4899a3fd16222e750f97fa91f8d1c897bc215d16bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "709f39fdf3daa39b4271ed4899a3fd16222e750f97fa91f8d1c897bc215d16bd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "709f39fdf3daa39b4271ed4899a3fd16222e750f97fa91f8d1c897bc215d16bd", kill_on_drop: false }` [INFO] [stdout] 709f39fdf3daa39b4271ed4899a3fd16222e750f97fa91f8d1c897bc215d16bd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d0cecaf50b11be7ba5b863b14b75c59bd1872a93e163ec28b7f712cbdbe1b96d [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" "d0cecaf50b11be7ba5b863b14b75c59bd1872a93e163ec28b7f712cbdbe1b96d", kill_on_drop: false }` [INFO] [stderr] Compiling minimp3-sys v0.3.1 [INFO] [stderr] Compiling bzip2-sys v0.1.7 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking getrandom v0.1.14 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Checking sid v0.5.2 [INFO] [stderr] Checking wayland-commons v0.21.13 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking euclid v0.19.9 [INFO] [stderr] Compiling backtrace v0.3.42 [INFO] [stderr] Checking rusttype v0.8.2 [INFO] [stderr] Checking wayland-client v0.21.13 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking alga v0.9.2 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking image v0.22.4 [INFO] [stderr] Checking minimp3 v0.3.3 [INFO] [stderr] Checking rusttype v0.7.9 [INFO] [stderr] Checking glyph_brush_layout v0.1.8 [INFO] [stderr] Checking bzip2 v0.3.3 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Checking andrew v0.2.1 [INFO] [stderr] Checking zip v0.5.4 [INFO] [stderr] Checking lyon_geom v0.12.7 [INFO] [stderr] Checking wayland-protocols v0.21.13 [INFO] [stderr] Compiling skeptic v0.13.4 [INFO] [stderr] Checking twox-hash v1.5.0 [INFO] [stderr] Checking lyon_path v0.13.2 [INFO] [stderr] Checking glyph_brush v0.6.1 [INFO] [stderr] Checking nalgebra v0.18.1 [INFO] [stderr] Checking lyon_algorithms v0.13.4 [INFO] [stderr] Checking lyon_tessellation v0.13.5 [INFO] [stderr] Checking glyph_brush v0.5.4 [INFO] [stderr] Compiling ggez v0.5.1 [INFO] [stderr] Checking lyon v0.13.5 [INFO] [stderr] Checking smithay-client-toolkit v0.4.6 [INFO] [stderr] Checking winit v0.19.5 [INFO] [stderr] Checking glutin v0.20.1 [INFO] [stderr] Checking gfx_window_glutin v0.30.0 [INFO] [stderr] Checking rodio v0.9.0 [INFO] [stderr] Checking chip_8 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/keyboard.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn new() -> Keyboard { [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: `new` [INFO] [stdout] --> src/keyboard.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn new() -> Keyboard { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::num::::checked_sub` that must be used [INFO] [stdout] --> src/cpu.rs:150:25 [INFO] [stdout] | [INFO] [stdout] 150 | self.v[x as usize].checked_sub(self.v[y as usize]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the result of the operation, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `core::num::::checked_sub` that must be used [INFO] [stdout] --> src/cpu.rs:150:25 [INFO] [stdout] | [INFO] [stdout] 150 | self.v[x as usize].checked_sub(self.v[y as usize]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this returns the result of the operation, without modifying the original [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "d0cecaf50b11be7ba5b863b14b75c59bd1872a93e163ec28b7f712cbdbe1b96d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0cecaf50b11be7ba5b863b14b75c59bd1872a93e163ec28b7f712cbdbe1b96d", kill_on_drop: false }` [INFO] [stdout] d0cecaf50b11be7ba5b863b14b75c59bd1872a93e163ec28b7f712cbdbe1b96d