// FIR_IDENTICAL
@file:OptIn(ObsoleteWorkersApi::class)
import kotlin.native.concurrent.*

class Z(val x: Int) {
    fun bar(s: String) = s + x.toString()
}

class Q(x: Int) {
    val z = Worker.start().execute(TransferMode.SAFE, { "zzz" }, Z(x)::bar)
}