Test/og/foo.bpl


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var g:int;

procedure PB()
{
  g := g + 1;
}

procedure PC()
  ensures g == 3;
{
  g := 3;
  yield;
  assert g == 3;
}

procedure PD()
{
  call PC();
  assert g == 3;
  yield;
}

procedure{:entrypoint} Main()
{
  while (true)
  {
    async call PB();
    async call PC();
    async call PD();
  }
}