anchor.diff:              end, SIDs)
           ),
           {ok, erlang:system_time(milli_seconds) - Start}
  -    end, lists:seq(1, ProvidersCount)),
  +    end, lists:seq(1, ProvidersNum)),
   
       lists:map(fun(Res) ->
           ?assertMatch({ok, _}, Res)
  
positive.code:     [
          {name, list_to_atom(lists:flatten(io_lib:format("~p modifications ~p users ~p groups", [ModificationsNum, UsersNum, GroupsNum])))},
          {description, lists:flatten(io_lib:format("Single provider modifying document ~p times, ~p users, ~p group", [ModificationsNum, UsersNum, GroupsNum]))},
          {parameters,
              [
                  ?DOCUMENT_MODIFICATIONS_NUM(ModificationsNum),
                  ?USERS_NUM(UsersNum),
                  ?GROUPS_NUM(GroupsNum)
              ]
          }
      ]
  }).
  
  
negative.code: space_update_test(Config) ->
      ?PERFORMANCE(Config, [
          {repeats, 10},
          {success_rate, 95},
          {description, "Performs document updates and gathers subscription updated for provider"},
          ?UPDATE_TEST_CFG(10, 2, 1),
  