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function {:existential true} Assert(x: bool) : bool;
function {:existential true} b1(x: bool) : bool;
function {:existential true} b2(x: bool) : bool;
var myVar: int;
procedure bar(i:int)
modifies myVar;
ensures b2(myVar>0);
{
call foo(5);
}
procedure foo (i:int)
modifies myVar;
ensures b1(myVar>0);
ensures Assert(myVar!=-1);
{
if (i>0) {
myVar := 5;
} else {
myVar := 0;
}
}
// expected end assigment: Assert(x) = x, b1(x) = True, b2(x) = True
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