@@ -0,0 +1,291 @@
+package org.mutabilitydetector.benchmarks.sealed;%0A%0Apublic class MutableByBeingNotFinalAmongOtherReasons %7B%0A%0A    public int intField;%0A    %0A    public MutableByBeingNotFinalAmongOtherReasons() %7B%0A%0A    %7D%0A    %0A    public void setIntField(int newIntField) %7B%0A        intField = newIntField;%0A    %7D%0A%7D%0A

Add a benchmark.