anchor.diff:          }
       })();
       $dart$core.bool operator ==($dart$core.Object that) => Map.$equals(this, that);
  -    $dart$core.int get hashCode => Map.$get$hash(this);
  +    $dart$core.int get hashCode => Map.$get$hashCode(this);
       $dart$core.String toString() => Collection.$get$string(this);
       $dart$core.bool contains([$dart$core.Object entry]) => Map.$contains(this, entry);
       Iterable defaultNullElements([$dart$core.Object defaultValue]) => Map.$defaultNullElements(this, defaultValue);
  
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:     })();
      Iterator iterator() => new CycledIterator($outer$ceylon$language$Sequence, _$times);
      $dart$core.bool operator ==($dart$core.Object that) => List.$equals(this, that);
      $dart$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);
  