@class NSMutableSet, NSObject; @protocol OS_dispatch_queue; @interface MLE5ExecutionStreamPool : NSObject @property (readonly) NSMutableSet *pool; @property (readonly, nonatomic) NSMutableSet *allStreams; @property (readonly) NSObject<OS_dispatch_queue> *serialQueue; @property (readonly) unsigned long long modelSignpostId; - (void)enableInstrumentsTracing; - (void).cxx_destruct; - (id)takeOut; - (void)_emitMappingTracepointForStream:(id)a0; - (id)initWithModelSignpostId:(unsigned long long)a0; - (void)putBack:(id)a0; @end