anchor.diff:                 finish_time => 1437549842,
                  config => #{script => #{body => script_body1, name => "another_name.erl"},
                              benchmark_name => "Test bench", nodes_arg => "1", cloud => "",
  -                           vm_args => [], env => [], tags => ["tag1", "tag2"]},
  +                           vm_args => [], env => [], tags => ["tag1", "tag2"], parent => 0},
                  results => [{"m1", counter, {51, [{"max", 20}, {"50", 10}]}}, {"m2", gauge, [{"max", 100}, {"50", 40}]}]}}
       ],
   
  
positive.code:           results => #{<<"m1">> => #{type => counter, value => 51, rps => #{<<"50">> => 10, <<"max">> => 20}},
                         <<"m2">> => #{type => gauge, percentiles => #{<<"50">> => 40, <<"max">> => 100}}}},
          #{id => 1,
            author => "anonymous",
            name => "Test bench",
            metrics => metrics,
  
negative.code:     ?assertEqual([
          #{finish_time => "2015-07-22T07:24:02Z",
            id => 2,
            parent => 0,
            author => "anonymous",
            name => "Test bench",
            metrics => metrics,
  