# cargo run --example wholesome
    Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
     Running `target/debug/examples/wholesome`
thread 'main' panicked at src/renderer.rs:468:14:
called `Result::unwrap()` on an `Err` value: a validation error occurred

Caused by:
    create_info: this device is a portability subset device, and `component_mapping` is not the identity mapping

Requires one of:
    feature `image_view_format_swizzle`

Vulkan VUIDs:
    VUID-VkImageViewCreateInfo-imageViewFormatSwizzle-04465
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace