[INFO] cloning repository https://github.com/weclaw1/learn_opengl
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weclaw1/learn_opengl" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweclaw1%2Flearn_opengl", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweclaw1%2Flearn_opengl'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] db1892c47be4c4d4451ded75d1756b9b2cb9141c
[INFO] testing weclaw1/learn_opengl against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweclaw1%2Flearn_opengl" "/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/weclaw1/learn_opengl on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/weclaw1/learn_opengl
[INFO] finished tweaking git repo https://github.com/weclaw1/learn_opengl
[INFO] tweaked toml for git repo https://github.com/weclaw1/learn_opengl written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/weclaw1/learn_opengl already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9544ea2f8e2275433184702a118bebf94de6e0afd8cdb980645793116fe0529d
[INFO] running `Command { std: "docker" "start" "-a" "9544ea2f8e2275433184702a118bebf94de6e0afd8cdb980645793116fe0529d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9544ea2f8e2275433184702a118bebf94de6e0afd8cdb980645793116fe0529d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9544ea2f8e2275433184702a118bebf94de6e0afd8cdb980645793116fe0529d", kill_on_drop: false }`
[INFO] [stdout] 9544ea2f8e2275433184702a118bebf94de6e0afd8cdb980645793116fe0529d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b00300010a9f24d40cf59dcfa2f3aeb3c176c0bb018f75e2f73dcdc1eb2da457
[INFO] running `Command { std: "docker" "start" "-a" "b00300010a9f24d40cf59dcfa2f3aeb3c176c0bb018f75e2f73dcdc1eb2da457", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling cfg-if v0.1.5
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.20
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling downcast-rs v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling byteorder v1.2.6
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling log v0.4.5
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling smallvec v0.6.5
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling lock_api v0.1.4
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling wayland-sys v0.20.12
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling syn v0.15.9
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling wayland-commons v0.20.12
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling smithay-client-toolkit v0.3.0
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.0
[INFO] [stderr]    Compiling winit v0.17.2
[INFO] [stderr]    Compiling learn_opengl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/coordinate.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/coordinate.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GLchar`, `GLint`
[INFO] [stdout]  --> src/coordinate.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stdout]   |                 ^^^^^^           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/textures.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/textures.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GLchar`, `GLint`
[INFO] [stdout]  --> src/textures.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stdout]   |                 ^^^^^^           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]   --> src/main.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ffi::{CStr, CString};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rad`
[INFO] [stdout]   --> src/main.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 | use cgmath::{vec3, Deg, Matrix4, Point3, Rad, Vector3};
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut model: Matrix4<f32> =
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.17s
[INFO] running `Command { std: "docker" "inspect" "b00300010a9f24d40cf59dcfa2f3aeb3c176c0bb018f75e2f73dcdc1eb2da457", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b00300010a9f24d40cf59dcfa2f3aeb3c176c0bb018f75e2f73dcdc1eb2da457", kill_on_drop: false }`
[INFO] [stdout] b00300010a9f24d40cf59dcfa2f3aeb3c176c0bb018f75e2f73dcdc1eb2da457
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bc900824872fc185bbcc37ba3108cb439bc6d34511747e7c632d24067f516db
[INFO] running `Command { std: "docker" "start" "-a" "3bc900824872fc185bbcc37ba3108cb439bc6d34511747e7c632d24067f516db", kill_on_drop: false }`
[INFO] [stderr]    Compiling learn_opengl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/coordinate.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/coordinate.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GLchar`, `GLint`
[INFO] [stdout]  --> src/coordinate.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stdout]   |                 ^^^^^^           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::CString`
[INFO] [stdout]  --> src/textures.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ffi::CString;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/textures.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `GLchar`, `GLint`
[INFO] [stdout]  --> src/textures.rs:9:17
[INFO] [stdout]   |
[INFO] [stdout] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stdout]   |                 ^^^^^^           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CStr`
[INFO] [stdout]   --> src/main.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | use std::ffi::{CStr, CString};
[INFO] [stdout]    |                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rad`
[INFO] [stdout]   --> src/main.rs:26:42
[INFO] [stdout]    |
[INFO] [stdout] 26 | use cgmath::{vec3, Deg, Matrix4, Point3, Rad, Vector3};
[INFO] [stdout]    |                                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut model: Matrix4<f32> =
[INFO] [stdout]     |         ----^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/learn_opengl-44ac109ef09d418d)
[INFO] running `Command { std: "docker" "inspect" "3bc900824872fc185bbcc37ba3108cb439bc6d34511747e7c632d24067f516db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bc900824872fc185bbcc37ba3108cb439bc6d34511747e7c632d24067f516db", kill_on_drop: false }`
[INFO] [stdout] 3bc900824872fc185bbcc37ba3108cb439bc6d34511747e7c632d24067f516db
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df5930193484bea74342d770e0ada747611d61f4d1b4323bb7beaf4e609d441a
[INFO] running `Command { std: "docker" "start" "-a" "df5930193484bea74342d770e0ada747611d61f4d1b4323bb7beaf4e609d441a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/coordinate.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/coordinate.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `GLchar`, `GLint`
[INFO] [stderr]  --> src/coordinate.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stderr]   |                 ^^^^^^           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/textures.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::str`
[INFO] [stderr]  --> src/textures.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::str;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `GLchar`, `GLint`
[INFO] [stderr]  --> src/textures.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 | use gl::types::{GLchar, GLfloat, GLint, GLsizei, GLsizeiptr, GLuint};
[INFO] [stderr]   |                 ^^^^^^           ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CStr`
[INFO] [stderr]   --> src/main.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 | use std::ffi::{CStr, CString};
[INFO] [stderr]    |                ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Rad`
[INFO] [stderr]   --> src/main.rs:26:42
[INFO] [stderr]    |
[INFO] [stderr] 26 | use cgmath::{vec3, Deg, Matrix4, Point3, Rad, Vector3};
[INFO] [stderr]    |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     let mut model: Matrix4<f32> =
[INFO] [stderr]     |         ----^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `learn_opengl` (bin "learn_opengl" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learn_opengl-44ac109ef09d418d)
[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" "df5930193484bea74342d770e0ada747611d61f4d1b4323bb7beaf4e609d441a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df5930193484bea74342d770e0ada747611d61f4d1b4323bb7beaf4e609d441a", kill_on_drop: false }`
[INFO] [stdout] df5930193484bea74342d770e0ada747611d61f4d1b4323bb7beaf4e609d441a