anchor.diff:      [{timetrap, {seconds, 10}}].
   
   all() ->
  -    [start, result_codes, {group, traffic}, outstanding, empty, stop].
  +    [start, result_codes, {group, traffic}, empty, stop].
   
   groups() ->
       [{P, [P], Ts} || Ts <- [tc(tc())], P <- [shuffle, parallel]]
  
positive.code:          send_multiple_filters_2/1,
           send_multiple_filters_3/1,
           send_anything/1,
           outstanding/1,
           remove_transports/1,
           empty/1,
           stop_services/1,
  
negative.code:     D = dict0(D0),
      [acct(D), D].
  
  remove_transports(Config) ->
      #group{client_service = CN,
             server_service = SN}
  