pub trait GetUncheckedMut<I>: GetUnchecked<I> {
// Required method
unsafe fn get_unchecked_mut(&mut self, index: I) -> &mut Self::Output;
}
pub trait GetUncheckedMut<I>: GetUnchecked<I> {
// Required method
unsafe fn get_unchecked_mut(&mut self, index: I) -> &mut Self::Output;
}