[INFO] cloning repository https://github.com/Madadog/sandgame [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Madadog/sandgame" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadadog%2Fsandgame", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadadog%2Fsandgame'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d245320d59384290a4f4faf3815d4e6839141e5e [INFO] testing Madadog/sandgame against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMadadog%2Fsandgame" "/workspace/builds/worker-30/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Madadog/sandgame on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-30/source/.cargo/config.toml [INFO] started tweaking git repo https://github.com/Madadog/sandgame [INFO] finished tweaking git repo https://github.com/Madadog/sandgame [INFO] tweaked toml for git repo https://github.com/Madadog/sandgame written to /workspace/builds/worker-30/source/Cargo.toml [INFO] crate git repo https://github.com/Madadog/sandgame already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.6.0 [INFO] [stderr] Downloaded weezl v0.1.3 [INFO] [stderr] Downloaded spirv_cross v0.22.1 [INFO] [stderr] Downloaded rand v0.8.0 [INFO] [stderr] Downloaded winit_input_helper v0.6.0 [INFO] [stderr] Downloaded syn v1.0.52 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fd3fb8c50f1a6764096dee732d850e7dff70fa1ea1d983eaa050a37f44ea00b3 [INFO] running `Command { std: "docker" "start" "-a" "fd3fb8c50f1a6764096dee732d850e7dff70fa1ea1d983eaa050a37f44ea00b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fd3fb8c50f1a6764096dee732d850e7dff70fa1ea1d983eaa050a37f44ea00b3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fd3fb8c50f1a6764096dee732d850e7dff70fa1ea1d983eaa050a37f44ea00b3", kill_on_drop: false }` [INFO] [stdout] fd3fb8c50f1a6764096dee732d850e7dff70fa1ea1d983eaa050a37f44ea00b3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6eb6622852c097663ee421a7a16478c0b21d2f2b4547676b2f95a2568ff9d64 [INFO] running `Command { std: "docker" "start" "-a" "c6eb6622852c097663ee421a7a16478c0b21d2f2b4547676b2f95a2568ff9d64", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling syn v1.0.52 [INFO] [stderr] Compiling smallvec v1.5.0 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-sink v0.3.8 [INFO] [stderr] Compiling futures-core v0.3.8 [INFO] [stderr] Compiling getrandom v0.2.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling futures-io v0.3.8 [INFO] [stderr] Compiling inplace_it v0.3.2 [INFO] [stderr] Compiling pin-project-lite v0.2.0 [INFO] [stderr] Compiling weezl v0.1.3 [INFO] [stderr] Compiling copyless v0.1.5 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling typed-arena v2.0.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling pollster v0.2.0 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling miniz_oxide v0.4.3 [INFO] [stderr] Compiling libloading v0.6.5 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling x11 v2.18.2 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Compiling tracing-core v0.1.17 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling ordered-float v1.1.0 [INFO] [stderr] Compiling spirv_headers v1.5.0 [INFO] [stderr] Compiling wgpu-types v0.6.1 [INFO] [stderr] Compiling futures-channel v0.3.8 [INFO] [stderr] Compiling dlib v0.4.2 [INFO] [stderr] Compiling ash v0.31.0 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling futures-task v0.3.8 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Compiling rusttype v0.8.3 [INFO] [stderr] Compiling gif v0.11.1 [INFO] [stderr] Compiling tracing v0.1.22 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling net2 v0.2.36 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot_core v0.8.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling gfx-hal v0.6.0 [INFO] [stderr] Compiling wayland-sys v0.23.6 [INFO] [stderr] Compiling rand_core v0.6.0 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rand_chacha v0.3.0 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling rand v0.8.0 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Compiling mio-extras v2.0.6 [INFO] [stderr] Compiling gfx-descriptor v0.2.0 [INFO] [stderr] Compiling gfx-backend-empty v0.6.0 [INFO] [stderr] Compiling gfx-backend-vulkan v0.6.5 [INFO] [stderr] Compiling gfx-memory v0.2.2 [INFO] [stderr] Compiling wayland-commons v0.23.6 [INFO] [stderr] Compiling calloop v0.4.4 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling wayland-client v0.23.6 [INFO] [stderr] Compiling tiff v0.6.1 [INFO] [stderr] Compiling wayland-protocols v0.23.6 [INFO] [stderr] Compiling image v0.23.12 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling thiserror-impl v1.0.22 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling thiserror v1.0.22 [INFO] [stderr] Compiling naga v0.2.0 [INFO] [stderr] Compiling pin-project v1.0.2 [INFO] [stderr] Compiling futures-util v0.3.8 [INFO] [stderr] Compiling smithay-client-toolkit v0.6.6 [INFO] [stderr] Compiling wgpu-core v0.6.5 [INFO] [stderr] Compiling winit v0.22.2 [INFO] [stderr] Compiling futures-executor v0.3.8 [INFO] [stderr] Compiling winit_input_helper v0.6.0 [INFO] [stderr] Compiling futures v0.3.8 [INFO] [stderr] Compiling wgpu v0.6.2 [INFO] [stderr] Compiling pixels v0.2.0 [INFO] [stderr] Compiling sandgame v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::io::Reader as ImageReader` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use image::io::Reader as ImageReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | let x = (i % WIDTH as usize) as i32; [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/main.rs:293:17 [INFO] [stdout] | [INFO] [stdout] 293 | let y = (i / WIDTH as usize) as i32; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lr_sandfall` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | lr_sandfall: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nova` [INFO] [stdout] --> src/main.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | Nova, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | #[derive(Clone, PartialEq, Copy)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 59s [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c6eb6622852c097663ee421a7a16478c0b21d2f2b4547676b2f95a2568ff9d64", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6eb6622852c097663ee421a7a16478c0b21d2f2b4547676b2f95a2568ff9d64", kill_on_drop: false }` [INFO] [stdout] c6eb6622852c097663ee421a7a16478c0b21d2f2b4547676b2f95a2568ff9d64 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f30a2d004e532f283901eed1faab75923f64ce6a535b6dd9e10d66eca7656606 [INFO] running `Command { std: "docker" "start" "-a" "f30a2d004e532f283901eed1faab75923f64ce6a535b6dd9e10d66eca7656606", kill_on_drop: false }` [INFO] [stderr] Compiling sandgame v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::fs::File` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use std::fs::File; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `image::io::Reader as ImageReader` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use image::io::Reader as ImageReader; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/main.rs:216:13 [INFO] [stdout] | [INFO] [stdout] 216 | for i in 0..3 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:292:17 [INFO] [stdout] | [INFO] [stdout] 292 | let x = (i % WIDTH as usize) as i32; [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/main.rs:293:17 [INFO] [stdout] | [INFO] [stdout] 293 | let y = (i / WIDTH as usize) as i32; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `lr_sandfall` [INFO] [stdout] --> src/main.rs:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | lr_sandfall: bool, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Nova` [INFO] [stdout] --> src/main.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | Nova, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/main.rs:33:10 [INFO] [stdout] | [INFO] [stdout] 33 | #[derive(Clone, PartialEq, Copy)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.48s [INFO] running `Command { std: "docker" "inspect" "f30a2d004e532f283901eed1faab75923f64ce6a535b6dd9e10d66eca7656606", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f30a2d004e532f283901eed1faab75923f64ce6a535b6dd9e10d66eca7656606", kill_on_drop: false }` [INFO] [stdout] f30a2d004e532f283901eed1faab75923f64ce6a535b6dd9e10d66eca7656606 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d220cf276608b9de9c2c2c438938c723e830a28e1756a9b93fddfb5a3d9a827d [INFO] running `Command { std: "docker" "start" "-a" "d220cf276608b9de9c2c2c438938c723e830a28e1756a9b93fddfb5a3d9a827d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `std::fs::File` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::fs::File; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `image::io::Reader as ImageReader` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use image::io::Reader as ImageReader; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/main.rs:216:13 [INFO] [stderr] | [INFO] [stderr] 216 | for i in 0..3 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `x` [INFO] [stderr] --> src/main.rs:292:17 [INFO] [stderr] | [INFO] [stderr] 292 | let x = (i % WIDTH as usize) as i32; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `y` [INFO] [stderr] --> src/main.rs:293:17 [INFO] [stderr] | [INFO] [stderr] 293 | let y = (i / WIDTH as usize) as i32; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stderr] [INFO] [stderr] warning: field is never read: `lr_sandfall` [INFO] [stderr] --> src/main.rs:30:5 [INFO] [stderr] | [INFO] [stderr] 30 | lr_sandfall: bool, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variant is never constructed: `Nova` [INFO] [stderr] --> src/main.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | Nova, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Element` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/main.rs:33:10 [INFO] [stderr] | [INFO] [stderr] 33 | #[derive(Clone, PartialEq, Copy)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `sandgame` (bin "sandgame" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 6.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sandgame-c2cf10cd0ac9f7fc) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d220cf276608b9de9c2c2c438938c723e830a28e1756a9b93fddfb5a3d9a827d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d220cf276608b9de9c2c2c438938c723e830a28e1756a9b93fddfb5a3d9a827d", kill_on_drop: false }` [INFO] [stdout] d220cf276608b9de9c2c2c438938c723e830a28e1756a9b93fddfb5a3d9a827d