Fix PartialReductionVerifier

dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/domain/vdmn/utils/VDmnFunctions.java

@@ -161,11 +161,11 @@ public class VDmnFunctions {
       return true;
     }
     for (int i = 0; i < oneRule.getDmnOutputValues().size(); i++) {
-      if (oneRule
+      if (!oneRule
           .getDmnOutputValues()
           .get(i)
           .getText()
-          .equals(otherRule.getDmnOutputValues().get(0).getText())) {
+          .equals(otherRule.getDmnOutputValues().get(i).getText())) {
         return true;
       }
     }

dmnverifierapi/src/main/java/de/unikoblenz/fgbks/core/dmn/verification/verifier/impl/PartialReductionVerifier.java

@@ -32,8 +32,7 @@ public class PartialReductionVerifier extends AbstractVerifier {
     List<List<VDmnRule>> identicalOutputCluster =
         VDmnFunctions.getRuleClustersWithIdenticalOutput(dmnDecisionTable);
     List<VDmnInputColumn> inColumns = dmnDecisionTable.getInputColumns();
-    identicalOutputCluster.stream() // do: parallelStream() ?
-        .forEach(c -> findPartialReduction(inColumns, 0, c, false));
+    identicalOutputCluster.forEach(c -> findPartialReduction(inColumns, 0, c, false));
   }
 
   private void findPartialReduction(
@@ -46,7 +45,7 @@ public class PartialReductionVerifier extends AbstractVerifier {
                     VerificationResultEntryElement.create(inColumns.get(0).getDmnDecisionTable())
                         .withIdentifier(rule.getRuleId())));
         vreFactory.addVerificationFix(SHOW_RULES);
-        vreFactory.addToEntry(VerificationClassification.WARNING, "PartialReduction");
+        vreFactory.addToEntry(VerificationClassification.INFO, "PartialReduction");
       }
     } else {
       List<VDmnInputValue> rules =