[INFO] cloning repository https://github.com/CodingInfraviolet/Vulkan-Fun [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/CodingInfraviolet/Vulkan-Fun" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInfraviolet%2FVulkan-Fun", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInfraviolet%2FVulkan-Fun'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f19e12b65b7b2babf2f1b5fcb99b42eb5da2bd31 [INFO] testing CodingInfraviolet/Vulkan-Fun against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FCodingInfraviolet%2FVulkan-Fun" "/workspace/builds/worker-77/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-77/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/CodingInfraviolet/Vulkan-Fun on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/CodingInfraviolet/Vulkan-Fun [INFO] finished tweaking git repo https://github.com/CodingInfraviolet/Vulkan-Fun [INFO] tweaked toml for git repo https://github.com/CodingInfraviolet/Vulkan-Fun written to /workspace/builds/worker-77/source/Cargo.toml [INFO] crate git repo https://github.com/CodingInfraviolet/Vulkan-Fun already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded vulkano-win v0.16.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4fd3ac2a4de6bac95be794436bc156b58fba4136a2564d59d350c2d14c2bbbaf [INFO] running `Command { std: "docker" "start" "-a" "4fd3ac2a4de6bac95be794436bc156b58fba4136a2564d59d350c2d14c2bbbaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4fd3ac2a4de6bac95be794436bc156b58fba4136a2564d59d350c2d14c2bbbaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4fd3ac2a4de6bac95be794436bc156b58fba4136a2564d59d350c2d14c2bbbaf", kill_on_drop: false }` [INFO] [stdout] 4fd3ac2a4de6bac95be794436bc156b58fba4136a2564d59d350c2d14c2bbbaf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de4ecfbd5292914514abe527d5a657e975774e127739a337b084a07287cfb4f9 [INFO] running `Command { std: "docker" "start" "-a" "de4ecfbd5292914514abe527d5a657e975774e127739a337b084a07287cfb4f9", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.66 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling xml-rs v0.8.0 [INFO] [stderr] Compiling cc v1.0.50 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling nix v0.14.1 [INFO] [stderr] Compiling void v1.0.2 [INFO] [stderr] Compiling arrayvec v0.5.1 [INFO] [stderr] Compiling pkg-config v0.3.17 [INFO] [stderr] Compiling downcast-rs v1.1.1 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling xdg v2.2.0 [INFO] [stderr] Compiling vulkano v0.16.0 [INFO] [stderr] Compiling fnv v1.0.6 [INFO] [stderr] Compiling half v1.4.0 [INFO] [stderr] Compiling vk-sys v0.5.0 [INFO] [stderr] Compiling lock_api v0.3.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling x11-dl v2.18.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling stb_truetype v0.3.1 [INFO] [stderr] Compiling libloading v0.5.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling shared_library v0.1.9 [INFO] [stderr] Compiling raw-window-handle v0.3.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling wayland-scanner v0.21.13 [INFO] [stderr] Compiling ordered-float v1.0.2 [INFO] [stderr] Compiling approx v0.3.2 [INFO] [stderr] Compiling line_drawing v0.7.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling wayland-client v0.21.13 [INFO] [stderr] Compiling wayland-protocols v0.21.13 [INFO] [stderr] Compiling dlib v0.4.1 [INFO] [stderr] Compiling rusttype v0.8.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.2 [INFO] [stderr] Compiling wayland-sys v0.21.13 [INFO] [stderr] Compiling rusttype v0.7.9 [INFO] [stderr] Compiling andrew v0.2.1 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling wayland-commons v0.21.13 [INFO] [stderr] Compiling smithay-client-toolkit v0.4.6 [INFO] [stderr] Compiling winit v0.19.5 [INFO] [stderr] Compiling vulkano-win v0.16.0 [INFO] [stderr] Compiling vulkan_fun v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `vulkano::instance::InstanceExtensions` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use vulkano::instance::InstanceExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vulkano::device::DeviceExtensions` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use vulkano::device::DeviceExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vulkano::device::Features` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use vulkano::device::Features; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `acquire_future` [INFO] [stdout] --> src/main.rs:76:33 [INFO] [stdout] | [INFO] [stdout] 76 | let (image_num, acquire_future) = swapchain::acquire_next_image(swapchain.clone(), None).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_acquire_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `clear_values` [INFO] [stdout] --> src/main.rs:78:21 [INFO] [stdout] | [INFO] [stdout] 78 | let clear_values = vec!(0.0, 0.0, 1.0, 1.0); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_clear_values` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command_buffer` [INFO] [stdout] --> src/main.rs:79:21 [INFO] [stdout] | [INFO] [stdout] 79 | let command_buffer = AutoCommandBufferBuilder::primary_one_time_submit(device.clone(), queue.family()).unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let buffer = CpuAccessibleBuffer::from_data(device.clone(), BufferUsage::all(), data).expect("failed to create buffer"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `images` [INFO] [stdout] --> src/main.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let (swapchain, images) = Swapchain::new(device.clone(), surface.clone(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_images` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 30s [INFO] running `Command { std: "docker" "inspect" "de4ecfbd5292914514abe527d5a657e975774e127739a337b084a07287cfb4f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de4ecfbd5292914514abe527d5a657e975774e127739a337b084a07287cfb4f9", kill_on_drop: false }` [INFO] [stdout] de4ecfbd5292914514abe527d5a657e975774e127739a337b084a07287cfb4f9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8f834df0c7781fcd7a2841ae50109ec089b2d7c7b913de17eb5505f6855f5282 [INFO] running `Command { std: "docker" "start" "-a" "8f834df0c7781fcd7a2841ae50109ec089b2d7c7b913de17eb5505f6855f5282", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling vulkan_fun v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `vulkano::instance::InstanceExtensions` [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use vulkano::instance::InstanceExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vulkano::device::DeviceExtensions` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use vulkano::device::DeviceExtensions; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vulkano::device::Features` [INFO] [stdout] --> src/main.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use vulkano::device::Features; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `acquire_future` [INFO] [stdout] --> src/main.rs:76:33 [INFO] [stdout] | [INFO] [stdout] 76 | let (image_num, acquire_future) = swapchain::acquire_next_image(swapchain.clone(), None).unwrap(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_acquire_future` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `clear_values` [INFO] [stdout] --> src/main.rs:78:21 [INFO] [stdout] | [INFO] [stdout] 78 | let clear_values = vec!(0.0, 0.0, 1.0, 1.0); [INFO] [stdout] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_clear_values` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `command_buffer` [INFO] [stdout] --> src/main.rs:79:21 [INFO] [stdout] | [INFO] [stdout] 79 | let command_buffer = AutoCommandBufferBuilder::primary_one_time_submit(device.clone(), queue.family()).unwrap() [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `buffer` [INFO] [stdout] --> src/main.rs:49:9 [INFO] [stdout] | [INFO] [stdout] 49 | let buffer = CpuAccessibleBuffer::from_data(device.clone(), BufferUsage::all(), data).expect("failed to create buffer"); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `images` [INFO] [stdout] --> src/main.rs:65:21 [INFO] [stdout] | [INFO] [stdout] 65 | let (swapchain, images) = Swapchain::new(device.clone(), surface.clone(), [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_images` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.84s [INFO] running `Command { std: "docker" "inspect" "8f834df0c7781fcd7a2841ae50109ec089b2d7c7b913de17eb5505f6855f5282", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f834df0c7781fcd7a2841ae50109ec089b2d7c7b913de17eb5505f6855f5282", kill_on_drop: false }` [INFO] [stdout] 8f834df0c7781fcd7a2841ae50109ec089b2d7c7b913de17eb5505f6855f5282 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 888bc082519c3ea753f37cdafe23ca45a64e6e69c6f178b5b8bf788174adc0be [INFO] running `Command { std: "docker" "start" "-a" "888bc082519c3ea753f37cdafe23ca45a64e6e69c6f178b5b8bf788174adc0be", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `vulkano::instance::InstanceExtensions` [INFO] [stderr] --> src/main.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use vulkano::instance::InstanceExtensions; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `vulkano::device::DeviceExtensions` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use vulkano::device::DeviceExtensions; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `vulkano::device::Features` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use vulkano::device::Features; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `acquire_future` [INFO] [stderr] --> src/main.rs:76:33 [INFO] [stderr] | [INFO] [stderr] 76 | let (image_num, acquire_future) = swapchain::acquire_next_image(swapchain.clone(), None).unwrap(); [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_acquire_future` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `clear_values` [INFO] [stderr] --> src/main.rs:78:21 [INFO] [stderr] | [INFO] [stderr] 78 | let clear_values = vec!(0.0, 0.0, 1.0, 1.0); [INFO] [stderr] | ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_clear_values` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `command_buffer` [INFO] [stderr] --> src/main.rs:79:21 [INFO] [stderr] | [INFO] [stderr] 79 | let command_buffer = AutoCommandBufferBuilder::primary_one_time_submit(device.clone(), queue.family()).unwrap() [INFO] [stderr] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_command_buffer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `buffer` [INFO] [stderr] --> src/main.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let buffer = CpuAccessibleBuffer::from_data(device.clone(), BufferUsage::all(), data).expect("failed to create buffer"); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_buffer` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `images` [INFO] [stderr] --> src/main.rs:65:21 [INFO] [stderr] | [INFO] [stderr] 65 | let (swapchain, images) = Swapchain::new(device.clone(), surface.clone(), [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_images` [INFO] [stderr] [INFO] [stderr] warning: `vulkan_fun` (bin "vulkan_fun" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.70s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/vulkan_fun-8685ab9dec37eced) [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" "888bc082519c3ea753f37cdafe23ca45a64e6e69c6f178b5b8bf788174adc0be", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "888bc082519c3ea753f37cdafe23ca45a64e6e69c6f178b5b8bf788174adc0be", kill_on_drop: false }` [INFO] [stdout] 888bc082519c3ea753f37cdafe23ca45a64e6e69c6f178b5b8bf788174adc0be