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// RUN: %boogie -noinfer -typeEncoding:m -useArrayTheory "%s" > "%t"
// RUN: %diff "%s.expect" "%t"
var {:phase 1} x:int;
procedure {:yields} {:phase 1} p()
requires {:phase 1} x >= 5;
ensures {:phase 1} x >= 8;
{
call yield_x();
call Incr(1);
call yield_x();
call Incr(1);
call yield_x();
call Incr(1);
}
procedure {:yields} {:phase 1} q()
{
call Incr(3);
}
procedure {:yields} {:phase 0,1} Incr(val: int);
ensures {:atomic}
|{A:
x := x + val; return true;
}|;
procedure {:yields} {:phase 1} yield_x()
ensures {:phase 1} x >= old(x);
{
yield;
assert {:phase 1} x >= old(x);
}
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