s2i(sho) + s2i(sho0) < ~65536, s2i(sho) + s2i(sho0) < 0 ⊦
Used simplifier rules: ⊦ i + j = j + i;% ⊦ i + j + i0 = (i + j) + i0;% ⊦ i < (* j) ∧ j < 0 → i < 0; (forward)