535         type Queueable;  typedef
542         fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, TryGetBufferError>;  in try_get_buffer()  argument
547         fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, GetFreeBufferError>;  in try_get_free_buffer()  argument
553         type Queueable = QBuffer<D, P, P, &'a Queue<D, BuffersAllocated<P>>>;  typedef
560         fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, TryGetBufferError> {  in try_get_buffer()  argument
571         type Queueable = QBuffer<D, P, P, Q>;  typedef
593         fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, TryGetBufferError> {  in try_get_buffer()  argument
604         fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, GetFreeBufferError> {  in try_get_free_buffer()  argument
636         fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, GetFreeBufferError> {  in try_get_free_buffer()  argument
671     type Queueable: CaptureQueueable<B>;  typedef
678     Q::Queueable: CaptureQueueable<B>,
680     type Queueable = <Self as private::QueueableProvider<'a>>::Queueable;  typedef
686     type Queueable: OutputQueueable<B>;  typedef
693     Q::Queueable: OutputQueueable<B>,
695     type Queueable = <Self as private::QueueableProvider<'a>>::Queueable;  typedef
703     fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, ErrorType>;  in try_get_buffer()  argument
709     <Self as private::QueueableProvider<'a>>::Queueable: OutputQueueable<B>,
712     fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, TryGetBufferError> {  in try_get_buffer()  argument
721     fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, ErrorType>;  in try_get_buffer()  argument
727     <Self as private::QueueableProvider<'a>>::Queueable: CaptureQueueable<P>,
730     fn try_get_buffer(&'a self, index: usize) -> Result<Self::Queueable, TryGetBufferError> {  in try_get_buffer()  argument
739     fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, ErrorType>;  in try_get_free_buffer()  argument
745     <Self as private::QueueableProvider<'a>>::Queueable: OutputQueueable<P>,
747     fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, GetFreeBufferError> {  in try_get_free_buffer()  argument
756     fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, ErrorType>;  in try_get_free_buffer()  argument
762     <Self as private::QueueableProvider<'a>>::Queueable: CaptureQueueable<P>,
764     fn try_get_free_buffer(&'a self) -> Result<Self::Queueable, GetFreeBufferError> {  in try_get_free_buffer()  argument