go func() {
		_ = l
		c <- true
	}()
	l = LogImpl{}
	<-c
	return
}

var _ LogImpl = NewLog()

func MakeMap() map[int]int {
	return make(map[int]int)
}

func InstrumentMapLen() {
	_ = len(MakeMap())
}

func InstrumentMapLen2() {
	m := make(map[int]map[int]int)
	_ = len(m[0])
}

func InstrumentMapLen3() {
	m := make(map[int]*map[int]int)
	_ = len(*m[0])
}