== Bar ==
class Bar {
}
---------------------
L0:
  1 <START>
L1:
    <END>      NEXT:[<SINK>]
error:
    <ERROR>    PREV:[]
sink:
    <SINK>     PREV:[<ERROR>, <END>]
=====================
== Foo ==
class Foo() {
    fun Bar.invoke() {}
}
---------------------
L0:
  1 <START>
L1:
    <END>      NEXT:[<SINK>]
error:
    <ERROR>    PREV:[]
sink:
    <SINK>     PREV:[<ERROR>, <END>]
=====================
== invoke ==
fun Bar.invoke() {}
---------------------
L0:
  1 <START>
  2 mark({})
    read (Unit)
L1:
  1 <END>          NEXT:[<SINK>]
error:
    <ERROR>        PREV:[]
sink:
    <SINK>         PREV:[<ERROR>, <END>]
=====================
== foobar ==
fun Foo.foobar(bar: Bar) {
    bar()
}
---------------------
L0:
  1 <START>
    v(bar: Bar)
    magic[FAKE_INITIALIZER](bar: Bar) -> <v0>
    w(bar|<v0>)
  2 mark({ bar() })
    r(bar) -> <v1>
    magic[IMPLICIT_RECEIVER](bar()) -> <v2>
    mark(bar())
    call(bar(), invoke|<v1>, <v2>) -> <v3>
L1:
  1 <END>                                        NEXT:[<SINK>]
error:
    <ERROR>                                      PREV:[]
sink:
    <SINK>                                       PREV:[<ERROR>, <END>]
=====================