wgpu: Segmentation Fault on Hello Triangles Example

Description Running the hello triangles example gives:

    Finished dev [unoptimized + debuginfo] target(s) in 0.04s
     Running `target/debug/wpguvoxels`
thread 'main' panicked at 'failed to configure swap chain on creation: Window is in use', /home/lily/.cargo/registry/src/github.com-1ecc6299db9ec823/wgpu-core-0.8.1/src/device/mod.rs:4477:29
stack backtrace:
   0: rust_begin_unwind
             at /rustc/657bc01888e6297257655585f9c475a0801db6d2/library/std/src/panicking.rs:515:5
   1: std::panicking::begin_panic_fmt
             at /rustc/657bc01888e6297257655585f9c475a0801db6d2/library/std/src/panicking.rs:457:5
   2: wgpu_core::device::<impl wgpu_core::hub::Global<G>>::device_create_swap_chain
             at /home/lily/.cargo/registry/src/github.com-1ecc6299db9ec823/wgpu-core-0.8.1/src/device/mod.rs:4477:29
   3: <wgpu::backend::direct::Context as wgpu::Context>::device_create_swap_chain
             at /home/lily/.cargo/registry/src/github.com-1ecc6299db9ec823/wgpu-0.8.1/src/backend/direct.rs:794:27
   4: wgpu::Device::create_swap_chain
             at /home/lily/.cargo/registry/src/github.com-1ecc6299db9ec823/wgpu-0.8.1/src/lib.rs:1659:17
   5: wpguvoxels::run::{{closure}}
             at ./src/main.rs:75:26
   6: <core::future::from_generator::GenFuture<T> as core::future::future::Future>::poll
             at /rustc/657bc01888e6297257655585f9c475a0801db6d2/library/core/src/future/mod.rs:80:19
   7: pollster::block_on
             at /home/lily/.cargo/registry/src/github.com-1ecc6299db9ec823/pollster-0.2.4/src/lib.rs:132:15
   8: wpguvoxels::main
             at ./src/main.rs:136:9
   9: core::ops::function::FnOnce::call_once
             at /rustc/657bc01888e6297257655585f9c475a0801db6d2/library/core/src/ops/function.rs:227:5
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.
[1]    567099 segmentation fault (core dumped)  RUST_BACKTRACE=1 cargo run

Platform I am running this on Arch Linux x64 with BSPWM and an Nvidia 1070 driver version 465.31 (using nvidia-dkms package).