== C ==
class C {
    fun component1() = 1
    fun component2() = 2
}
---------------------
L0:
    <START>    NEXT:[<END>]     PREV:[]
L1:
    <END>      NEXT:[<SINK>]    PREV:[<START>]
error:
    <ERROR>    NEXT:[<SINK>]    PREV:[]
sink:
    <SINK>     NEXT:[]          PREV:[<ERROR>, <END>]
=====================
== test ==
fun test(c: C) {
    val (a, b) = c
    val d = 1
}
---------------------
L0:
    <START>         NEXT:[v(c: C)]         PREV:[]
    v(c: C)         NEXT:[w(c)]            PREV:[<START>]
    w(c)            NEXT:[r(c)]            PREV:[v(c: C)]
    r(c)            NEXT:[v(a)]            PREV:[w(c)]
    v(a)            NEXT:[w(a)]            PREV:[r(c)]
    w(a)            NEXT:[v(b)]            PREV:[v(a)]
    v(b)            NEXT:[w(b)]            PREV:[w(a)]
    w(b)            NEXT:[v(val d = 1)]    PREV:[v(b)]
    v(val d = 1)    NEXT:[r(1)]            PREV:[w(b)]
    r(1)            NEXT:[w(d)]            PREV:[v(val d = 1)]
    w(d)            NEXT:[<END>]           PREV:[r(1)]
L1:
    <END>           NEXT:[<SINK>]          PREV:[w(d)]
error:
    <ERROR>         NEXT:[<SINK>]          PREV:[]
sink:
    <SINK>          NEXT:[]                PREV:[<ERROR>, <END>]
=====================