b = f(a = "x") { test() }
                call(x = { }) // TODO: right now, it is reported as an unsupported language feature FunctionDeclaration, report it in a more precise way?
                multiLambda({ }, { })
                1
                a.b()
                a.x = 1
                val x = 1
                syntaxError = syntaxError!!!
                a = this
                a = null