instances[1]
        name: 13  ->  multinames[13]  ->  IFoo
        super_name: 0  ->  multinames[0]  ->  *
        flags: 0x05
        CONSTANT_ClassSealed: 1
        CONSTANT_ClassFinal: 0
        CONSTANT_ClassInterface: 1
        CONSTANT_ClassProtectedNs: 0
        intrf_count: 0
        iinit: 5  ->  methods[5]
        trait_count: 1
            traits[0]
                name= 12  ->  multinames[12]  ->  testfunc
                kind= 1  ->  Method
                data=
                    disp_id= 0
                    method= 7  ->  methods[7]


    instances[2]
        name: 17  ->  multinames[17]  ->  Foo
        super_name: 10  ->  multinames[10]  ->  Object
        flags: 0x01
        CONSTANT_ClassSealed: 1
        CONSTANT_ClassFinal: 0
        CONSTANT_ClassInterface: 0
        CONSTANT_ClassProtectedNs: 0
        intrf_count: 1
        interface= 16  ->  multinames[16]  ->IFoo
        iinit: 9  ->  methods[9]
        trait_count: 2
            traits[0]
                name= 14  ->  multinames[14]  ->  testvar
                kind= 0  ->  Slot
                data=
                    slot_id= 0
                    type_name= 3  ->  multinames[3]  ->  int
                    vindex= 0

            traits[1]
                name= 15  ->  multinames[15]  ->  testfunc
                kind= 1  ->  Method
                data=
                    disp_id= 0
                    method= 11  ->  methods[11]