lockorder[j] = lockorder[k]
			j = k
		}
		lockorder[j] = pollorder[i]
	}
	for i := len(lockorder) - 1; i >= 0; i-- {
		o := lockorder[i]
		c := scases[o].c
		lockorder[i] = lockorder[0]
		j := 0
		for {
			k := j*2 + 1
			if k >= i {
				break
			}
			if k+1 < i && scases[lockorder[k]].c.sortkey() < scases[lockorder[k+1]].c.sortkey() {
				k++
			}