fixed testcase

rt-key/src/test/java/edu/kit/iti/formal/psdbg/interpreter/matcher/KeyMatcherFacadeTest.java

@@ -62,7 +62,7 @@ public class KeyMatcherFacadeTest {
     @Test
     public void matchSeq() throws Exception {
        //atm missing is catching the toplevel formula
-        shouldMatch("pred(a), pred(b), a=b, a=c ==> pred(c)", "pred(?X), ?X=?Y ==> ", "[?X=a, ?Y=b}, {?X=a, ?Y=c}]");
+        shouldMatch("pred(a), pred(b), a=b, a=c ==> pred(c)", "pred(?X), ?X=?Y ==> ", "[{?X=a, ?Y=b}, {?X=a, ?Y=c}]");
 
         shouldMatch("pred(a), pred(b), a=b, a=c ==> pred(c)", "pred(?X), ?X=?Y ==> pred(?Y)", "[{?X=a, ?Y=c}]");
         shouldMatch("!q==>p,!p","!q ==> p", "[{}]");