Function have4Overlap16

runcontainer.go:1382–1387

(astart, alast, bstart, blast int)

}

func have4Overlap16(astart, alast, bstart, blast int) bool {
	if alast+1 <= bstart {
		return false
	}
	return blast+1 > astart
}

func intersectWithLeftover16(astart, alast, bstart, blast int) (isOverlap, isLeftoverA, isLeftoverB bool, leftoverstart int, intersection interval16) {
	if !have4Overlap16(astart, alast, bstart, blast) {