!7

p {
  L<Class> allMainClasses = allMainClasses();
  if (allMainClasses == null) upgradeJavaX();
  printStruct("All main classes: ", allMainClasses);
  assertEquals(ll(mc()), allMainClasses);
  Class mod = hotwire(#1001167);
  allMainClasses = allMainClasses();
  assertEquals(2, l(allMainClasses));
  assertTrue(allMainClasses.contains(mc()));
  assertTrue(allMainClasses.contains(mod));
  mod = null; allMainClasses = null;
  gc();
  allMainClasses = allMainClasses();
  assertEquals(ll(mc()), allMainClasses);
  print("OK!");
}