Test/og/async.bpl


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var x: int;
var y: int;

procedure {:entrypoint} {:yields} foo()
modifies x, y; 
{
  assume x == y;
  x := x + 1;
  async call P();
  y := y + 1;
}

procedure {:yields} {:stable} P()
requires x != y;
{
  assert x != y;
}