[INFO] cloning repository https://github.com/Abdillah/piston-transpi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Abdillah/piston-transpi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdillah%2Fpiston-transpi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdillah%2Fpiston-transpi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97b7ec1cf3f778fa7f550e1bb159ae3f0f0d355f
[INFO] checking Abdillah/piston-transpi against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAbdillah%2Fpiston-transpi" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Abdillah/piston-transpi 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/Abdillah/piston-transpi
[INFO] finished tweaking git repo https://github.com/Abdillah/piston-transpi
[INFO] tweaked toml for git repo https://github.com/Abdillah/piston-transpi written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/Abdillah/piston-transpi 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]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 827ed2edaf09ce245b16a149d2234bcd87fa35a9d22da54d13021cd5667d05dd
[INFO] running `Command { std: "docker" "start" "-a" "827ed2edaf09ce245b16a149d2234bcd87fa35a9d22da54d13021cd5667d05dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "827ed2edaf09ce245b16a149d2234bcd87fa35a9d22da54d13021cd5667d05dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "827ed2edaf09ce245b16a149d2234bcd87fa35a9d22da54d13021cd5667d05dd", kill_on_drop: false }`
[INFO] [stdout] 827ed2edaf09ce245b16a149d2234bcd87fa35a9d22da54d13021cd5667d05dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ca1f50a8445c44388385015fa7fcafdfdf79721b33f9c99e8f52661ecc87d9c5
[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" "ca1f50a8445c44388385015fa7fcafdfdf79721b33f9c99e8f52661ecc87d9c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]     Checking piston-graphics_api_version v1.0.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]     Checking piston-texture v0.8.0
[INFO] [stderr]     Checking read_color v1.0.0
[INFO] [stderr]     Checking interpolation v0.2.0
[INFO] [stderr]     Checking piston-shaders_graphics2d v0.3.1
[INFO] [stderr]     Checking takeable-option v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking vecmath v1.0.0
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking shader_version v0.7.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.0
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking ordered-float v1.1.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking pistoncore-input v1.0.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling gl_generator v0.13.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking piston2d-graphics v0.37.0
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling transpi v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pistoncore-window v0.47.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.52.0
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.7
[INFO] [stderr]    Compiling glutin_egl_sys v0.1.5
[INFO] [stderr]     Checking piston v0.52.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[INFO] [stderr]    Compiling wayland-protocols v0.23.6
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking image v0.23.11
[INFO] [stderr]     Checking pistoncore-sdl2_window v0.66.0
[INFO] [stderr]     Checking piston2d-opengl_graphics v0.74.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking winit v0.22.2
[INFO] [stderr]     Checking glutin v0.24.1
[INFO] [stdout] warning: unused imports: `ControlFlow`, `EventLoop`
[INFO] [stdout]  --> src/withsdl.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use glutin::event_loop::{ControlFlow, EventLoop};
[INFO] [stdout]   |                          ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::window::WindowBuilder`
[INFO] [stdout]  --> src/withsdl.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use glutin::window::WindowBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::ContextBuilder`
[INFO] [stdout]  --> src/withsdl.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use glutin::ContextBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]  --> src/withsdl.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::pixels::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graphics::character::CharacterCache`
[INFO] [stdout]    --> src/main.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     use graphics::character::CharacterCache;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `interp`
[INFO] [stdout]   --> src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn interp(s1: f64, s2: f64, distance: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ControlFlow`, `EventLoop`
[INFO] [stdout]  --> src/withsdl.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use glutin::event_loop::{ControlFlow, EventLoop};
[INFO] [stdout]   |                          ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::window::WindowBuilder`
[INFO] [stdout]  --> src/withsdl.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use glutin::window::WindowBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `glutin::ContextBuilder`
[INFO] [stdout]  --> src/withsdl.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use glutin::ContextBuilder;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sdl2::pixels::Color`
[INFO] [stdout]  --> src/withsdl.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use sdl2::pixels::Color;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `graphics::character::CharacterCache`
[INFO] [stdout]    --> src/main.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 |                     use graphics::character::CharacterCache;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/withsdl.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let ctx = window.gl_create_context().unwrap();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/withsdl.rs:130:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     let ctx = window.gl_create_context().unwrap();
[INFO] [stdout]     |         ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 glycache.preload_printable_ascii(fontsize);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Point`
[INFO] [stdout]   --> src/withsdl.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type Point = [f64; 2];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bezier_curve_points`
[INFO] [stdout]   --> src/withsdl.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn bezier_curve_points<'a>(p1: &'a Point, p2: &Point, p3: &Point) -> Vec<Point> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `interp`
[INFO] [stdout]   --> src/withsdl.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn interp(s1: f64, s2: f64, distance: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rounded_rect_points`
[INFO] [stdout]   --> src/withsdl.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_rounded_rect_points(rect: graphics::types::Rectangle, radius: f64) -> Vec<[f64; 2]> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITE`
[INFO] [stdout]    --> src/withsdl.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     const WHITE: [f32; 4] = [1.0, 1.0, 1.0, 1.0];
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GRAY`
[INFO] [stdout]    --> src/withsdl.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     const GRAY: [f32; 4] = [0.4, 0.4, 0.4, 0.9];
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLACK`
[INFO] [stdout]    --> src/withsdl.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `interp`
[INFO] [stdout]   --> src/main.rs:23:4
[INFO] [stdout]    |
[INFO] [stdout] 23 | fn interp(s1: f64, s2: f64, distance: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `WHITISH`
[INFO] [stdout]    --> src/main.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |                 const WHITISH: [f32; 4] = [0.8, 0.8, 0.8, 1.0];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `BLACK`
[INFO] [stdout]    --> src/main.rs:141:17
[INFO] [stdout]     |
[INFO] [stdout] 141 |                 const BLACK: [f32; 4] = [0.0, 0.0, 0.0, 1.0];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GREEN`
[INFO] [stdout]    --> src/main.rs:142:17
[INFO] [stdout]     |
[INFO] [stdout] 142 |                 const GREEN: [f32; 4] = [0.0, 0.5, 0.0, 1.0];
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `Point`
[INFO] [stdout]   --> src/withsdl.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | type Point = [f64; 2];
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `bezier_curve_points`
[INFO] [stdout]   --> src/withsdl.rs:14:4
[INFO] [stdout]    |
[INFO] [stdout] 14 | fn bezier_curve_points<'a>(p1: &'a Point, p2: &Point, p3: &Point) -> Vec<Point> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `interp`
[INFO] [stdout]   --> src/withsdl.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn interp(s1: f64, s2: f64, distance: f64) -> f64 {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_rounded_rect_points`
[INFO] [stdout]   --> src/withsdl.rs:36:4
[INFO] [stdout]    |
[INFO] [stdout] 36 | fn get_rounded_rect_points(rect: graphics::types::Rectangle, radius: f64) -> Vec<[f64; 2]> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:157:17
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 glycache.preload_printable_ascii(fontsize);
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `Command { std: "docker" "inspect" "ca1f50a8445c44388385015fa7fcafdfdf79721b33f9c99e8f52661ecc87d9c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca1f50a8445c44388385015fa7fcafdfdf79721b33f9c99e8f52661ecc87d9c5", kill_on_drop: false }`
[INFO] [stdout] ca1f50a8445c44388385015fa7fcafdfdf79721b33f9c99e8f52661ecc87d9c5