[INFO] cloning repository https://github.com/eugeneyche/gl_is_fun_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/eugeneyche/gl_is_fun_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugeneyche%2Fgl_is_fun_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugeneyche%2Fgl_is_fun_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7283526afec4ccda65e70903fedf7794ad4e936
[INFO] testing eugeneyche/gl_is_fun_rs against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Feugeneyche%2Fgl_is_fun_rs" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/eugeneyche/gl_is_fun_rs on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/eugeneyche/gl_is_fun_rs
[INFO] finished tweaking git repo https://github.com/eugeneyche/gl_is_fun_rs
[INFO] tweaked toml for git repo https://github.com/eugeneyche/gl_is_fun_rs written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/eugeneyche/gl_is_fun_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d8c2307c1564d67caff912b64b7d6540356c6793035d45772b726e40e66fbd4
[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" "0d8c2307c1564d67caff912b64b7d6540356c6793035d45772b726e40e66fbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d8c2307c1564d67caff912b64b7d6540356c6793035d45772b726e40e66fbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d8c2307c1564d67caff912b64b7d6540356c6793035d45772b726e40e66fbd4", kill_on_drop: false }`
[INFO] [stdout] 0d8c2307c1564d67caff912b64b7d6540356c6793035d45772b726e40e66fbd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0de5199070b2a5d9f8a74c46656fbe515cb4c69fcf4097ae87882428d8774fb9
[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" "0de5199070b2a5d9f8a74c46656fbe515cb4c69fcf4097ae87882428d8774fb9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.34
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling khronos_api v2.0.0
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling color_quant v1.0.0
[INFO] [stderr]    Compiling scoped_threadpool v0.1.8
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling inflate v0.3.3
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling gif v0.9.2
[INFO] [stderr]    Compiling deflate v0.7.17
[INFO] [stderr]    Compiling x11-dl v2.17.1
[INFO] [stderr]    Compiling dlib v0.4.0
[INFO] [stderr]    Compiling wayland-sys v0.12.4
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling memmap v0.6.1
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling shared_library v0.1.8
[INFO] [stderr]    Compiling serde_json v0.9.10
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling wayland-scanner v0.12.4
[INFO] [stderr]    Compiling gl_generator v0.7.0
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling tempfile v2.2.0
[INFO] [stderr]    Compiling cgmath v0.15.0
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.12.4
[INFO] [stderr]    Compiling wayland-protocols v0.12.4
[INFO] [stderr]    Compiling png v0.11.0
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling gl v0.7.0
[INFO] [stderr]    Compiling glutin v0.11.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling wayland-kbd v0.13.0
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling wayland-window v0.13.2
[INFO] [stderr]    Compiling libloading v0.3.4
[INFO] [stderr]    Compiling winit v0.9.0
[INFO] [stderr]    Compiling dlib v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.9.10
[INFO] [stderr]    Compiling wayland-client v0.9.10
[INFO] [stderr]    Compiling gl_fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index_buffer`
[INFO] [stdout]    --> src/vertex_array.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         index_buffer: BoundIndexBuffer<'b>,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `IndexBufferTy`
[INFO] [stdout]   --> src/buffer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct IndexBufferTy;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DynamicRead`
[INFO] [stdout]   --> src/buffer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     DynamicRead,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StaticRead`
[INFO] [stdout]   --> src/buffer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StaticRead,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StaticDraw`
[INFO] [stdout]   --> src/buffer.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     StaticDraw,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamRead`
[INFO] [stdout]   --> src/buffer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     StreamRead,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamDraw`
[INFO] [stdout]   --> src/buffer.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     StreamDraw,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buffer`
[INFO] [stdout]   --> src/buffer.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     buffer: &'a mut Buffer<Ty>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `IndexBuffer`
[INFO] [stdout]   --> src/buffer.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub type IndexBuffer = Buffer<IndexBufferTy>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `BoundIndexBuffer`
[INFO] [stdout]   --> src/buffer.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type BoundIndexBuffer<'a> = BoundBuffer<'a, IndexBufferTy>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Geometry`
[INFO] [stdout]   --> src/shader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Geometry,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program`
[INFO] [stdout]   --> src/shader_program.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     program: &'a mut ShaderProgram,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float`
[INFO] [stdout]    --> src/shader_program.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn uniform_float(&mut self, location: UniformLocation, value: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec2`
[INFO] [stdout]    --> src/shader_program.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn uniform_float_vec2(&mut self, location: UniformLocation, value: &[f32; 2]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec3`
[INFO] [stdout]    --> src/shader_program.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn uniform_float_vec3(&mut self, location: UniformLocation, value: &[f32; 3]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec4`
[INFO] [stdout]    --> src/shader_program.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn uniform_float_vec4(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_array`
[INFO] [stdout]    --> src/shader_program.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn uniform_float_array(&mut self, location: UniformLocation, value: &[f32]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec2_array`
[INFO] [stdout]    --> src/shader_program.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn uniform_float_vec2_array(&mut self, location: UniformLocation, value: &[[f32; 2]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec3_array`
[INFO] [stdout]    --> src/shader_program.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn uniform_float_vec3_array(&mut self, location: UniformLocation, value: &[[f32; 3]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec4_array`
[INFO] [stdout]    --> src/shader_program.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn uniform_float_vec4_array(&mut self, location: UniformLocation, value: &[[f32; 4]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_mat2`
[INFO] [stdout]    --> src/shader_program.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn uniform_float_mat2(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_mat3`
[INFO] [stdout]    --> src/shader_program.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn uniform_float_mat3(&mut self, location: UniformLocation, value: &[f32; 9]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Linear`
[INFO] [stdout]   --> src/texture.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Linear,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `texture`
[INFO] [stdout]   --> src/texture.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     texture: &'a mut Texture,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]  --> src/vertex_array.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Float,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FloatVec4`
[INFO] [stdout]   --> src/vertex_array.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     FloatVec4,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Points`
[INFO] [stdout]   --> src/vertex_array.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Points,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lines`
[INFO] [stdout]   --> src/vertex_array.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Lines,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Triangles`
[INFO] [stdout]   --> src/vertex_array.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Triangles,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vertex_array`
[INFO] [stdout]   --> src/vertex_array.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     vertex_array: &'a mut VertexArray,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vertex_buffer`
[INFO] [stdout]   --> src/vertex_array.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     vertex_buffer: BoundVertexBuffer<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_elements`
[INFO] [stdout]    --> src/vertex_array.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn draw_elements<'b>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         gl_window.swap_buffers();
[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: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
[INFO] running `Command { std: "docker" "inspect" "0de5199070b2a5d9f8a74c46656fbe515cb4c69fcf4097ae87882428d8774fb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0de5199070b2a5d9f8a74c46656fbe515cb4c69fcf4097ae87882428d8774fb9", kill_on_drop: false }`
[INFO] [stdout] 0de5199070b2a5d9f8a74c46656fbe515cb4c69fcf4097ae87882428d8774fb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 1cef58fd2f1a71ae56d2f29cf64533dfd46af0b106e2047cac2c823c63583a9a
[INFO] running `Command { std: "docker" "start" "-a" "1cef58fd2f1a71ae56d2f29cf64533dfd46af0b106e2047cac2c823c63583a9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gl_fun v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `index_buffer`
[INFO] [stdout]    --> src/vertex_array.rs:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |         index_buffer: BoundIndexBuffer<'b>,
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `IndexBufferTy`
[INFO] [stdout]   --> src/buffer.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct IndexBufferTy;
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `DynamicRead`
[INFO] [stdout]   --> src/buffer.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     DynamicRead,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StaticRead`
[INFO] [stdout]   --> src/buffer.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 |     StaticRead,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StaticDraw`
[INFO] [stdout]   --> src/buffer.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     StaticDraw,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamRead`
[INFO] [stdout]   --> src/buffer.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     StreamRead,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `StreamDraw`
[INFO] [stdout]   --> src/buffer.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     StreamDraw,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buffer`
[INFO] [stdout]   --> src/buffer.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     buffer: &'a mut Buffer<Ty>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `IndexBuffer`
[INFO] [stdout]   --> src/buffer.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub type IndexBuffer = Buffer<IndexBufferTy>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias is never used: `BoundIndexBuffer`
[INFO] [stdout]   --> src/buffer.rs:39:1
[INFO] [stdout]    |
[INFO] [stdout] 39 | pub type BoundIndexBuffer<'a> = BoundBuffer<'a, IndexBufferTy>;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Geometry`
[INFO] [stdout]   --> src/shader.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Geometry,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `program`
[INFO] [stdout]   --> src/shader_program.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     program: &'a mut ShaderProgram,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float`
[INFO] [stdout]    --> src/shader_program.rs:110:12
[INFO] [stdout]     |
[INFO] [stdout] 110 |     pub fn uniform_float(&mut self, location: UniformLocation, value: f32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec2`
[INFO] [stdout]    --> src/shader_program.rs:116:12
[INFO] [stdout]     |
[INFO] [stdout] 116 |     pub fn uniform_float_vec2(&mut self, location: UniformLocation, value: &[f32; 2]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec3`
[INFO] [stdout]    --> src/shader_program.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout] 122 |     pub fn uniform_float_vec3(&mut self, location: UniformLocation, value: &[f32; 3]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec4`
[INFO] [stdout]    --> src/shader_program.rs:128:12
[INFO] [stdout]     |
[INFO] [stdout] 128 |     pub fn uniform_float_vec4(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_array`
[INFO] [stdout]    --> src/shader_program.rs:134:12
[INFO] [stdout]     |
[INFO] [stdout] 134 |     pub fn uniform_float_array(&mut self, location: UniformLocation, value: &[f32]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec2_array`
[INFO] [stdout]    --> src/shader_program.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 |     pub fn uniform_float_vec2_array(&mut self, location: UniformLocation, value: &[[f32; 2]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec3_array`
[INFO] [stdout]    --> src/shader_program.rs:146:12
[INFO] [stdout]     |
[INFO] [stdout] 146 |     pub fn uniform_float_vec3_array(&mut self, location: UniformLocation, value: &[[f32; 3]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_vec4_array`
[INFO] [stdout]    --> src/shader_program.rs:152:12
[INFO] [stdout]     |
[INFO] [stdout] 152 |     pub fn uniform_float_vec4_array(&mut self, location: UniformLocation, value: &[[f32; 4]]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_mat2`
[INFO] [stdout]    --> src/shader_program.rs:158:12
[INFO] [stdout]     |
[INFO] [stdout] 158 |     pub fn uniform_float_mat2(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `uniform_float_mat3`
[INFO] [stdout]    --> src/shader_program.rs:164:12
[INFO] [stdout]     |
[INFO] [stdout] 164 |     pub fn uniform_float_mat3(&mut self, location: UniformLocation, value: &[f32; 9]) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Linear`
[INFO] [stdout]   --> src/texture.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Linear,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `texture`
[INFO] [stdout]   --> src/texture.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     texture: &'a mut Texture,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Float`
[INFO] [stdout]  --> src/vertex_array.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Float,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `FloatVec4`
[INFO] [stdout]   --> src/vertex_array.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     FloatVec4,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Points`
[INFO] [stdout]   --> src/vertex_array.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     Points,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Lines`
[INFO] [stdout]   --> src/vertex_array.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 |     Lines,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Triangles`
[INFO] [stdout]   --> src/vertex_array.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Triangles,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vertex_array`
[INFO] [stdout]   --> src/vertex_array.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     vertex_array: &'a mut VertexArray,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `vertex_buffer`
[INFO] [stdout]   --> src/vertex_array.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 75 |     vertex_buffer: BoundVertexBuffer<'a>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `draw_elements`
[INFO] [stdout]    --> src/vertex_array.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn draw_elements<'b>(
[INFO] [stdout]     |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |         gl_window.swap_buffers();
[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: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "1cef58fd2f1a71ae56d2f29cf64533dfd46af0b106e2047cac2c823c63583a9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cef58fd2f1a71ae56d2f29cf64533dfd46af0b106e2047cac2c823c63583a9a", kill_on_drop: false }`
[INFO] [stdout] 1cef58fd2f1a71ae56d2f29cf64533dfd46af0b106e2047cac2c823c63583a9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", 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] 956f07ddfb5fccac0482c00cf03420c542c2ab8b402374ed3d061ecb0e01199b
[INFO] running `Command { std: "docker" "start" "-a" "956f07ddfb5fccac0482c00cf03420c542c2ab8b402374ed3d061ecb0e01199b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `index_buffer`
[INFO] [stdout] running 0 tests
[INFO] [stderr]    --> src/vertex_array.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |         index_buffer: BoundIndexBuffer<'b>,
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_index_buffer`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `IndexBufferTy`
[INFO] [stderr]   --> src/buffer.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | pub struct IndexBufferTy;
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `DynamicRead`
[INFO] [stderr]   --> src/buffer.rs:14:5
[INFO] [stderr]    |
[INFO] [stderr] 14 |     DynamicRead,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StaticRead`
[INFO] [stderr]   --> src/buffer.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     StaticRead,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StaticDraw`
[INFO] [stderr]   --> src/buffer.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     StaticDraw,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StreamRead`
[INFO] [stderr]   --> src/buffer.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     StreamRead,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `StreamDraw`
[INFO] [stderr]   --> src/buffer.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     StreamDraw,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]   --> src/buffer.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     buffer: &'a mut Buffer<Ty>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `IndexBuffer`
[INFO] [stderr]   --> src/buffer.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub type IndexBuffer = Buffer<IndexBufferTy>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type alias is never used: `BoundIndexBuffer`
[INFO] [stderr]   --> src/buffer.rs:39:1
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub type BoundIndexBuffer<'a> = BoundBuffer<'a, IndexBufferTy>;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Geometry`
[INFO] [stderr]   --> src/shader.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Geometry,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `program`
[INFO] [stderr]   --> src/shader_program.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     program: &'a mut ShaderProgram,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float`
[INFO] [stderr]    --> src/shader_program.rs:110:12
[INFO] [stderr]     |
[INFO] [stderr] 110 |     pub fn uniform_float(&mut self, location: UniformLocation, value: f32) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec2`
[INFO] [stderr]    --> src/shader_program.rs:116:12
[INFO] [stderr]     |
[INFO] [stderr] 116 |     pub fn uniform_float_vec2(&mut self, location: UniformLocation, value: &[f32; 2]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec3`
[INFO] [stderr]    --> src/shader_program.rs:122:12
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn uniform_float_vec3(&mut self, location: UniformLocation, value: &[f32; 3]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec4`
[INFO] [stderr]    --> src/shader_program.rs:128:12
[INFO] [stderr]     |
[INFO] [stderr] 128 |     pub fn uniform_float_vec4(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_array`
[INFO] [stderr]    --> src/shader_program.rs:134:12
[INFO] [stderr]     |
[INFO] [stderr] 134 |     pub fn uniform_float_array(&mut self, location: UniformLocation, value: &[f32]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec2_array`
[INFO] [stderr]    --> src/shader_program.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub fn uniform_float_vec2_array(&mut self, location: UniformLocation, value: &[[f32; 2]]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec3_array`
[INFO] [stderr]    --> src/shader_program.rs:146:12
[INFO] [stderr]     |
[INFO] [stderr] 146 |     pub fn uniform_float_vec3_array(&mut self, location: UniformLocation, value: &[[f32; 3]]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_vec4_array`
[INFO] [stderr]    --> src/shader_program.rs:152:12
[INFO] [stderr]     |
[INFO] [stderr] 152 |     pub fn uniform_float_vec4_array(&mut self, location: UniformLocation, value: &[[f32; 4]]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_mat2`
[INFO] [stderr]    --> src/shader_program.rs:158:12
[INFO] [stderr]     |
[INFO] [stderr] 158 |     pub fn uniform_float_mat2(&mut self, location: UniformLocation, value: &[f32; 4]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `uniform_float_mat3`
[INFO] [stderr]    --> src/shader_program.rs:164:12
[INFO] [stderr]     |
[INFO] [stderr] 164 |     pub fn uniform_float_mat3(&mut self, location: UniformLocation, value: &[f32; 9]) {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Linear`
[INFO] [stderr]   --> src/texture.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Linear,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `texture`
[INFO] [stderr]   --> src/texture.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     texture: &'a mut Texture,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Float`
[INFO] [stderr]  --> src/vertex_array.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Float,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `FloatVec4`
[INFO] [stderr]   --> src/vertex_array.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     FloatVec4,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Points`
[INFO] [stderr]   --> src/vertex_array.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 |     Points,
[INFO] [stderr]    |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lines`
[INFO] [stderr]   --> src/vertex_array.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     Lines,
[INFO] [stderr]    |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Triangles`
[INFO] [stderr]   --> src/vertex_array.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 22 |     Triangles,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `vertex_array`
[INFO] [stderr]   --> src/vertex_array.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     vertex_array: &'a mut VertexArray,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `vertex_buffer`
[INFO] [stderr]   --> src/vertex_array.rs:75:5
[INFO] [stderr]    |
[INFO] [stderr] 75 |     vertex_buffer: BoundVertexBuffer<'a>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `draw_elements`
[INFO] [stderr]    --> src/vertex_array.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn draw_elements<'b>(
[INFO] [stderr]     |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/main.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |         gl_window.swap_buffers();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gl_fun-36726194ff5d6215
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "956f07ddfb5fccac0482c00cf03420c542c2ab8b402374ed3d061ecb0e01199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956f07ddfb5fccac0482c00cf03420c542c2ab8b402374ed3d061ecb0e01199b", kill_on_drop: false }`
[INFO] [stdout] 956f07ddfb5fccac0482c00cf03420c542c2ab8b402374ed3d061ecb0e01199b
