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diff --git a/Test/z3api/boog13.bpl b/Test/z3api/boog13.bpl
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+// types
+type Wicket;
+var favorite: Wicket;
+var v: Wicket;
+
+function age(w:Wicket) returns (int);
+
+axiom (exists v:Wicket :: age(v)<8 &&
+ (forall v:Wicket :: age(v)==7)
+
+ );
+
+
+// procedure
+procedure SetToSeven(p: Wicket);
+ modifies favorite ;
+
+ ensures favorite==p;
+
+implementation SetToSeven(l: Wicket) {
+ favorite:=favorite;
+}
+
+
+