anchor.diff:  	[
   	 {timeout, 30, [{setup, S, C, fun start_and_terminate/1}]},
   	 {timeout, 30, [{setup, S, C, fun vstream_subscribe_to_a_stream/1}]},
  -	 {timeout, 30, [{setup, S, C, fun vstream_subscribe_to_streams_interval/1}]},
  -	 {timeout, 30, [{setup, S, C, fun vstream_subscribe_to_streams_sim/1}]}
  +	 {timeout, 30, [{setup, S, C, fun vstream_subscribe_to_streams_interval/1}]}
   	].
   
   
  
positive.code: 	StreamId = create_a_stream_on_index(?ES_INDEX),
  	
  	%% Create virtual stream listening to our stream
  	VPid = create_virtual_stream("testID", [{stream, StreamId}], "test"),
  	
  	%% Create a publisher and consumer exchanges
  	OutExchange = list_to_binary("streams." ++ StreamId),
  
negative.code: 	%% Create virtual stream listening to our streams
  	VPid = create_virtual_stream("testID",
  								 [{stream, StreamId1}, {stream, StreamId2}],
  								 sum),
  	
  	%% Create publisher and consumer exchanges
  	OutExchange1 = list_to_binary("streams." ++ StreamId1),
  