public abstract interface TwoSuperclassesInconsistentGenericTypes : R|java/lang/Object| {
    public abstract operator function foo(): R|ft<kotlin/collections/MutableList<ft<java/lang/String, java/lang/String?>>, kotlin/collections/List<ft<java/lang/String, java/lang/String?>>>|

    public abstract operator function dummy(): R|kotlin/Unit|

}
