FILE: main.kt
    public final fun test(b: R|B|): R|kotlin/Unit| {
         {
            lval <receiver>: R|B| = R|<local>/b|
            R|<local>/<receiver>|.R|/B.text| = R|<local>/<receiver>|.R|/B.text|.R|kotlin/String.plus|(String())
        }

    }