From 2ce145745a3c20c5493ee06db9876eb33936d57e Mon Sep 17 00:00:00 2001
From: Sebastian Junges <sebastian.junges@rwth-aachen.de>
Date: Sat, 14 Oct 2017 15:41:18 +0200
Subject: [PATCH] parameters from rewards are now also collected in
 wellformedness analysis

---
 src/storm/analysis/GraphConditions.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/storm/analysis/GraphConditions.cpp b/src/storm/analysis/GraphConditions.cpp
index be8073bf7..663bf2b52 100644
--- a/src/storm/analysis/GraphConditions.cpp
+++ b/src/storm/analysis/GraphConditions.cpp
@@ -35,6 +35,8 @@ namespace storm {
         void ConstraintCollector<ValueType>::wellformedRequiresNonNegativeEntries(std::vector<ValueType> const& vec) {
             for(auto const& entry : vec) {
                 if (!storm::utility::isConstant(entry)) {
+                    auto const& transitionVars = entry.gatherVariables();
+                    variableSet.insert(transitionVars.begin(), transitionVars.end());
                     if (entry.denominator().isConstant()) {
                         if (entry.denominatorAsNumber() > 0) {
                             wellformedConstraintSet.emplace(entry.nominator().polynomialWithCoefficient(), storm::CompareRelation::GEQ);