bSub := b[1:3]
	bSubCopy := UserArenaClone(bSub)
	if unsafe.Pointer(&bSub[0]) == unsafe.Pointer(&bSubCopy[0]) {
		t.Errorf("Clone did not make a copy: %#v -> %#v", bSub, bSubCopy)
	}
	if len(bSub) != len(bSubCopy) {
		t.Errorf("Clone made an incorrect copy (bad length): %d -> %d", len(bSub), len(bSubCopy))
	} else {
		for i := range bSub {
			if bSub[i] != bSubCopy[i] {