-- checker_exit_code: 1
-- checker_output: None if self.xml else re.compile(r'liveness property "x is 10" violated')

-- test of a liveness property that is not hit

var
  x: 0 .. 10

startstate begin
  x := 0;
end

rule x < 9 ==> begin
  x := x + 1;
end

rule x > 0 ==> begin
  x := x - 1;
end

liveness "x is 10" x = 10
