FILE: main.kt
    public final fun test(a: R|A|): R|kotlin/Unit| {
        lval int: <ERROR TYPE REF: Ambiguity: x, [/A.x, /A.x]> = R|<local>/a|.<Ambiguity: x, [/A.x, /A.x]>#
        lval string: R|ft<kotlin/String, kotlin/String?>!| = R|<local>/a|.R|/A.getX|()
    }
