KieBuilder incremental compilation does not return Warns, infos

        final KieAssemblersImpl assemblers = (KieAssemblersImpl) ServiceRegistry.getInstance().get(KieAssemblers.class);
        assemblers.accept(new DMNAssemblerService());

         KieServices ks = KieServices.Factory.get();

         KieFileSystem kfs = ks.newKieFileSystem();

         kfs.write("src/main/resources/org/acme/test_scorecard.pmml", ks.getResources().newClassPathResource("test_scorecard.pmml", DMNRuntimeKiePMMLTest.class));
        KieBuilder kieBuilder = ks.newKieBuilder(kfs).buildAll();
        assertEquals(0, kieBuilder.getResults().getMessages(org.kie.api.builder.Message.Level.ERROR).size());

         kfs.write("src/main/resources/org/acme/KiePMMLScoreCard_NOPMMLmodelName.dmn", ks.getResources().newClassPathResource("KiePMMLScoreCard_NOPMMLmodelName.dmn", DMNRuntimeKiePMMLTest.class));
        IncrementalResults addResults = ((InternalKieBuilder) kieBuilder).createFileSet("src/main/resources/org/acme/KiePMMLScoreCard_NOPMMLmodelName.dmn").build();
        LOG.debug("getAddedMessages: {}", addResults.getAddedMessages());
        assertTrue(addResults.getAddedMessages().size() > 0);