error: accessing first element with `self.dev_speeds.get(0)`
   --> src/ui.rs:184:29
    |
184 |         let speed_strings = self.dev_speeds.get(0).unwrap_or(&no_speeds);
    |                             ^^^^^^^^^^^^^^^^^^^^^^ help: try: `self.dev_speeds.first()`
    |
    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_first
    = note: `-D clippy::get-first` implied by `-D warnings`
    = help: to override `-D warnings` add `#[allow(clippy::get_first)]`

error: unused imports: `InterfaceDescriptor`, `Speed`
   --> src/usb.rs:914:9
    |
914 |         Speed,
    |         ^^^^^
...
923 |         InterfaceDescriptor,
    |         ^^^^^^^^^^^^^^^^^^^

error: unused imports: `CaptureReader`, `EndpointReader`, `create_capture`
    --> src/capture.rs:1710:9
     |
1710 |         create_capture,
     |         ^^^^^^^^^^^^^^
1711 |         create_endpoint,
1712 |         CaptureReader,
     |         ^^^^^^^^^^^^^
...
1722 |         EndpointReader,
     |         ^^^^^^^^^^^^^^
     |
     = note: `-D unused-imports` implied by `-D warnings`
     = help: to override `-D warnings` add `#[allow(unused_imports)]`