46     expectFalse(b1 instanceof G1);  in main()
48     expectFalse(b1 instanceof F1);  in main()
51     expectFalse(b2 instanceof G1);  in main()
52     expectFalse(g1 instanceof B2);  in main()
53     expectFalse(b2 instanceof F1);  in main()
54     expectFalse(f1 instanceof B2);  in main()
56     expectFalse(g2 instanceof G1);  in main()
57     expectFalse(g1 instanceof G2);  in main()
58     expectFalse(f2 instanceof F1);  in main()
59     expectFalse(f1 instanceof F2);  in main()
62     expectFalse(g1 instanceof F2);  in main()
63     expectFalse(g2 instanceof F1);  in main()
75   private static void expectFalse(boolean value) {  in expectFalse()  method in Main