== A ==
open class A(a: Int, b: Int)
---------------------
L0:
  1 <START>
    v(a: Int)
    magic[FAKE_INITIALIZER](a: Int) -> <v0>
    w(a|<v0>)
    v(b: Int)
    magic[FAKE_INITIALIZER](b: Int) -> <v1>
    w(b|<v1>)
L1:
    <END>                                      NEXT:[<SINK>]
error:
    <ERROR>                                    PREV:[]
sink:
    <SINK>                                     PREV:[<ERROR>, <END>]
=====================
== B ==
class B(a: Int, b: Int): A(a + b, a - b)
---------------------
L0:
  1 <START>
    v(a: Int)
    magic[FAKE_INITIALIZER](a: Int) -> <v0>
    w(a|<v0>)
    v(b: Int)
    magic[FAKE_INITIALIZER](b: Int) -> <v1>
    w(b|<v1>)
    r(a) -> <v2>
    r(b) -> <v3>
    mark(a + b)
    call(a + b, plus|<v2>, <v3>) -> <v4>
    r(a) -> <v5>
    r(b) -> <v6>
    mark(a - b)
    call(a - b, minus|<v5>, <v6>) -> <v7>
    mark(A(a + b, a - b))
    call(A(a + b, a - b), <init>|<v4>, <v7>) -> <v8>
L1:
    <END>                                               NEXT:[<SINK>]
error:
    <ERROR>                                             PREV:[]
sink:
    <SINK>                                              PREV:[<ERROR>, <END>]
=====================