anchor.diff:      $dart$core.bool get decreasing;
       Range get coalesced => this;
       $dart$core.bool operator ==($dart$core.Object that) => List.$equals(this, that);
  -    $dart$core.int get hashCode => List.$get$hash(this);
  +    $dart$core.int get hashCode => List.$get$hashCode(this);
       $dart$core.String toString() => Sequence.$get$string(this);
       $dart$core.bool get empty => Sequence.$get$empty(this);
       $dart$core.int get lastIndex => Sequence.$get$lastIndex(this);
  
positive.code:             }
          }
      }
      $dart$core.int get hashCode => List.$get$hash(this);
      $dart$core.bool get empty => Sequence.$get$empty(this);
      Range get keys => Sequence.$get$keys(this);
      Range indexes() => Sequence.$indexes(this);
  
negative.code:         }
      }
      $dart$core.int get hashCode;
      static $dart$core.int $get$hashCode([final Map $this]) {
          $dart$core.int hashCode = 0;
          {
              $dart$core.Object element$16;
  