1# Check that no redundant guards are introduced
2{ s4[a, b] -> [a, 2, b] : exists (e0 = floor((-2 + a)/64):
3    64e0 = -2 + a and a <= 200 and b <= 62 + a and b >= 122);
4  s2[a, b] -> [a, 2, b] : exists (e0 = floor((-2 + a)/64):
5    64e0 = -2 + a and a >= 2 and b <= 120 and b >= -1 + a and a <= 100) }
6{ : }
7{ }
8