package test public /*synthesized*/ fun J(/*0*/ function: (test.K?) -> kotlin.Unit): test.J public trait J : java.lang.Object { public abstract fun foo(/*0*/ p0: test.K?): kotlin.Unit } internal trait K { } internal trait K1 : test.J { public abstract override /*1*/ fun foo(/*0*/ k: test.K?): kotlin.Unit }