Made SVI log output more clear

src/storm/solver/helper/SoundValueIterationHelper.cpp

@@ -301,14 +301,14 @@ namespace storm {
                 
                 storm::utility::vector::applyPointwise(x, y, x, [&meanBound] (ValueType const& xi, ValueType const& yi) -> ValueType { return xi + yi * meanBound; });
                 
-                STORM_LOG_INFO("Sound Value Iteration terminated with lower value bound "
+                STORM_LOG_INFO("Sound Value Iteration terminated with lower bound (over all states) "
                                        << (hasLowerBound ? lowerBound : storm::utility::zero<ValueType>()) << (hasLowerBound ? "" : "(none)")
-                                       << " and upper value bound "
-                                       << (hasUpperBound ? upperBound : storm::utility::zero<ValueType>()) << (hasUpperBound ? "" : "(none)")
+                                       << " and upper bound (over all states)"
+                                       << (hasUpperBound ? upperBound : storm::utility::infinity<ValueType>()) << (hasUpperBound ? "" : "(none)")
                                        << ". Decision value is "
-                                       << (hasDecisionValue ? decisionValue : storm::utility::zero<ValueType>()) << (hasDecisionValue ? "" : "(none)")
+                                       << (hasDecisionValue ? decisionValue : -storm::utility::infinity<ValueType>()) << (hasDecisionValue ? "" : "(none)")
                                        << ".");
-                }
+            }
             
             template<typename ValueType>
             bool SoundValueIterationHelper<ValueType>::checkCustomTerminationCondition(storm::solver::TerminationCondition<ValueType> const& condition) {