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-- rumur_flags: self.config['SMT_ARGS']
-- skip_reason: 'no SMT solver available' if self.config['SMT_ARGS'] is None else None
-- similar to smt-exists, but using a pre-defined type
type
t: 1 .. 2;
var
x: boolean;
y: boolean;
startstate begin
x := true;
end;
rule begin
-- if the SMT bridge is working correctly, it should simplify the condition as
-- a tautology into true, avoiding the read of an undefined variable
if y | exists z: t do z = 1 end then
x := !x;
end;
end;
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