False positive when populating a slice through a counting for loop

[sonalmahajan15]

NilAway reports a false positive for the below case.

func test() {
	var sl []*int
	for i := 0; i < 100; i++ {
		sl = append(sl, &i)
	}
	print(sl[:10]) // error: "unassigned variable `sl` sliced into"
}