#! stap -p2

global val, stats
probe begin {
  val[1, 2, "a", "b"] = 3
  stats[1, 1] <<< 1

  foreach ([r, s, t, u] in val[*, *, *, *]) {exit()}
  foreach ([a, b] in stats[*, *]@count+) {exit()}
  delete val[1, *, "a", *]
  delete stats[1, 1]
  if ([*, 2, "a", *] in val) {exit()}
}