Unable to generate correctly class annotated with @Data about fixture-monkey HOT 2 CLOSED

public class MixedArbitraryIntrospector implements ArbitraryIntrospector {
		public static final MixedArbitraryIntrospector INSTANCE = new MixedArbitraryIntrospector();

		@Override
		public ArbitraryIntrospectorResult introspect(ArbitraryGeneratorContext context) {
			Map<ArbitraryProperty, CombinableArbitrary<?>> arbitraryListByArbitraryProperty =
				context.getCombinableArbitrariesByArbitraryProperty();

			return new ArbitraryIntrospectorResult(
				ConstructorPropertiesArbitraryIntrospector.INSTANCE.introspect(context)
					.getValue()
					.map(instance -> {
						for (Entry<ArbitraryProperty, CombinableArbitrary<?>> arbitraryByArbitraryProperty : arbitraryListByArbitraryProperty.entrySet()) {
							Property property = arbitraryByArbitraryProperty.getKey()
								.getObjectProperty()
								.getProperty();

							if (property instanceof CompositeProperty) {
								property = ((CompositeProperty)property).getPrimaryProperty();
							}

							if (property instanceof ConstructorProperty) {
								continue;
							}

							try {
								if (property instanceof FieldProperty) {
									((FieldProperty)property).getField()
										.set(instance, arbitraryByArbitraryProperty.getValue().combined());
								} else if (property instanceof PropertyDescriptorProperty) {
									((PropertyDescriptorProperty)property).getPropertyDescriptor()
										.getWriteMethod()
										.invoke(instance, arbitraryByArbitraryProperty.getValue().combined());
								}
							} catch (Exception ex) {
								// ignored
							}
						}
						return instance;
					})
			);
		}
	}

DataTest dataTest = fixtureMonkey.giveMeExperimentalBuilder(DataTest.class)
			.instantiate(
				Instantiator.constructor()
					.field()
			)
			.sample();