[INFO] cloning repository https://github.com/jeetds1994/snake-rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jeetds1994/snake-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetds1994%2Fsnake-rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetds1994%2Fsnake-rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 62bb4e0e4a86670d1fa960f666975ef88749ae50 [INFO] testing jeetds1994/snake-rust against 1.55.0 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjeetds1994%2Fsnake-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jeetds1994/snake-rust on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jeetds1994/snake-rust [INFO] finished tweaking git repo https://github.com/jeetds1994/snake-rust [INFO] tweaked toml for git repo https://github.com/jeetds1994/snake-rust written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/jeetds1994/snake-rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e061e3da573d28b9597d3082544b4c3e675d6d927ed9e549906edf23b74f3e3e [INFO] running `Command { std: "docker" "start" "-a" "e061e3da573d28b9597d3082544b4c3e675d6d927ed9e549906edf23b74f3e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e061e3da573d28b9597d3082544b4c3e675d6d927ed9e549906edf23b74f3e3e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e061e3da573d28b9597d3082544b4c3e675d6d927ed9e549906edf23b74f3e3e", kill_on_drop: false }` [INFO] [stdout] e061e3da573d28b9597d3082544b4c3e675d6d927ed9e549906edf23b74f3e3e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d653e768c9bdc5de038db1193d921b315ac8aa391040ff2d843dc5c40313e98c [INFO] running `Command { std: "docker" "start" "-a" "d653e768c9bdc5de038db1193d921b315ac8aa391040ff2d843dc5c40313e98c", kill_on_drop: false }` [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Compiling khronos_api v3.1.0 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling piston-float v1.0.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling downcast-rs v1.0.4 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling piston-graphics_api_version v0.2.0 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Compiling adler32 v1.0.4 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling read_color v1.0.0 [INFO] [stderr] Compiling piston-texture v0.8.0 [INFO] [stderr] Compiling interpolation v0.2.0 [INFO] [stderr] Compiling piston-shaders_graphics2d v0.3.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Compiling x11-dl v2.18.4 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling num-rational v0.2.2 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling stb_truetype v0.3.0 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling deflate v0.7.20 [INFO] [stderr] Compiling piston-viewport v1.0.0 [INFO] [stderr] Compiling vecmath v1.0.0 [INFO] [stderr] Compiling derivative v1.0.3 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling shader_version v0.6.0 [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling osmesa-sys v0.1.2 [INFO] [stderr] Compiling rusttype v0.8.0 [INFO] [stderr] Compiling gl_generator v0.11.0 [INFO] [stderr] Compiling gl_generator v0.10.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling wayland-sys v0.21.13 [INFO] [stderr] Compiling png v0.15.0 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling piston2d-graphics v0.35.0 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling gl v0.11.0 [INFO] [stderr] Compiling wayland-client v0.21.13 [INFO] [stderr] Compiling wayland-protocols v0.21.13 [INFO] [stderr] Compiling num-iter v0.1.39 [INFO] [stderr] Compiling glutin_glx_sys v0.1.5 [INFO] [stderr] Compiling glutin_egl_sys v0.1.3 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling jpeg-decoder v0.1.16 [INFO] [stderr] Compiling wayland-commons v0.21.13 [INFO] [stderr] Compiling image v0.22.2 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling piston2d-opengl_graphics v0.69.0 [INFO] [stderr] Compiling pistoncore-input v0.28.0 [INFO] [stderr] Compiling pistoncore-window v0.44.0 [INFO] [stderr] Compiling pistoncore-event_loop v0.49.0 [INFO] [stderr] Compiling piston v0.49.0 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.6 [INFO] [stderr] Compiling winit v0.19.3 [INFO] [stderr] Compiling glutin v0.21.1 [INFO] [stderr] Compiling pistoncore-glutin_window v0.63.0 [INFO] [stderr] Compiling snake_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 31 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 120 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:143:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 143 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:211:21 [INFO] [stdout] | [INFO] [stdout] 211 | if let Some(u) = e.update_args() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `GREEN` should have a snake case name [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0]; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `green` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BLUE` should have a snake case name [INFO] [stdout] --> src/main.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let BLUE: [f32; 4] = [0.0, 0.0, 1.0, 1.0]; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `blue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RED` should have a snake case name [INFO] [stdout] --> src/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0]; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `red` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 11s [INFO] running `Command { std: "docker" "inspect" "d653e768c9bdc5de038db1193d921b315ac8aa391040ff2d843dc5c40313e98c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d653e768c9bdc5de038db1193d921b315ac8aa391040ff2d843dc5c40313e98c", kill_on_drop: false }` [INFO] [stdout] d653e768c9bdc5de038db1193d921b315ac8aa391040ff2d843dc5c40313e98c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c1ec32c1bc2fd29a6b05242cfbdf7449836927f9d9c4d506cf5faf37ac53abeb [INFO] running `Command { std: "docker" "start" "-a" "c1ec32c1bc2fd29a6b05242cfbdf7449836927f9d9c4d506cf5faf37ac53abeb", kill_on_drop: false }` [INFO] [stderr] Compiling snake_game v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:31:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 31 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:120:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 120 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `graphics` is imported redundantly [INFO] [stdout] --> src/main.rs:143:13 [INFO] [stdout] | [INFO] [stdout] 2 | extern crate graphics; [INFO] [stdout] | ---------------------- the item `graphics` is already imported here [INFO] [stdout] ... [INFO] [stdout] 143 | use graphics; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `u` [INFO] [stdout] --> src/main.rs:211:21 [INFO] [stdout] | [INFO] [stdout] 211 | if let Some(u) = e.update_args() { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `GREEN` should have a snake case name [INFO] [stdout] --> src/main.rs:33:13 [INFO] [stdout] | [INFO] [stdout] 33 | let GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0]; [INFO] [stdout] | ^^^^^ help: convert the identifier to snake case: `green` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `BLUE` should have a snake case name [INFO] [stdout] --> src/main.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let BLUE: [f32; 4] = [0.0, 0.0, 1.0, 1.0]; [INFO] [stdout] | ^^^^ help: convert the identifier to snake case: `blue` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable `RED` should have a snake case name [INFO] [stdout] --> src/main.rs:145:13 [INFO] [stdout] | [INFO] [stdout] 145 | let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0]; [INFO] [stdout] | ^^^ help: convert the identifier to snake case: `red` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.70s [INFO] running `Command { std: "docker" "inspect" "c1ec32c1bc2fd29a6b05242cfbdf7449836927f9d9c4d506cf5faf37ac53abeb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c1ec32c1bc2fd29a6b05242cfbdf7449836927f9d9c4d506cf5faf37ac53abeb", kill_on_drop: false }` [INFO] [stdout] c1ec32c1bc2fd29a6b05242cfbdf7449836927f9d9c4d506cf5faf37ac53abeb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 4ee7b84a780388d82cede260346f8ea8d010b0c8f9e986a96e95b9f54998a7c3 [INFO] running `Command { std: "docker" "start" "-a" "4ee7b84a780388d82cede260346f8ea8d010b0c8f9e986a96e95b9f54998a7c3", kill_on_drop: false }` [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 2 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 31 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:120:13 [INFO] [stderr] | [INFO] [stderr] 2 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 120 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `graphics` is imported redundantly [INFO] [stderr] --> src/main.rs:143:13 [INFO] [stderr] | [INFO] [stderr] 2 | extern crate graphics; [INFO] [stderr] | ---------------------- the item `graphics` is already imported here [INFO] [stderr] ... [INFO] [stderr] 143 | use graphics; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `u` [INFO] [stderr] --> src/main.rs:211:21 [INFO] [stderr] | [INFO] [stderr] 211 | if let Some(u) = e.update_args() { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_u` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `GREEN` should have a snake case name [INFO] [stderr] --> src/main.rs:33:13 [INFO] [stderr] | [INFO] [stderr] 33 | let GREEN: [f32; 4] = [0.0, 1.0, 0.0, 1.0]; [INFO] [stderr] | ^^^^^ help: convert the identifier to snake case: `green` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable `BLUE` should have a snake case name [INFO] [stderr] --> src/main.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let BLUE: [f32; 4] = [0.0, 0.0, 1.0, 1.0]; [INFO] [stderr] | ^^^^ help: convert the identifier to snake case: `blue` [INFO] [stderr] [INFO] [stderr] warning: variable `RED` should have a snake case name [INFO] [stderr] --> src/main.rs:145:13 [INFO] [stderr] | [INFO] [stderr] 145 | let RED: [f32; 4] = [1.0, 0.0, 0.0, 1.0]; [INFO] [stderr] | ^^^ help: convert the identifier to snake case: `red` [INFO] [stderr] [INFO] [stderr] warning: `snake_game` (bin "snake_game" test) generated 7 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/snake_game-ad5c05d359e13f9c) [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" "4ee7b84a780388d82cede260346f8ea8d010b0c8f9e986a96e95b9f54998a7c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ee7b84a780388d82cede260346f8ea8d010b0c8f9e986a96e95b9f54998a7c3", kill_on_drop: false }` [INFO] [stdout] 4ee7b84a780388d82cede260346f8ea8d010b0c8f9e986a96e95b9f54998a7c3