Replaced permutation assertion by exception to give better warning

src/storm-dft/modelchecker/dft/DFTModelChecker.cpp

@@ -110,7 +110,7 @@ namespace storm {
                         int limK = invResults ? -1 : nrM+1;
                         int chK = invResults ? -1 : 1;
                         // WARNING: there is a bug for computing permutations with more than 32 elements
-                        STORM_LOG_ASSERT(res.size() < 32, "Permutations work only for < 32 elements");
+                        STORM_LOG_THROW(res.size() < 32, storm::exceptions::NotSupportedException, "Permutations work only for < 32 elements");
                         for(int cK = nrK; cK != limK; cK += chK ) {
                             STORM_LOG_ASSERT(cK >= 0, "ck negative.");
                             size_t permutation = smallestIntWithNBitsSet(static_cast<size_t>(cK));