| ⊦ (addarrays(refs, ty, ints, i, st)[_out]) = st[_out] |
⊦ ints = [] ∨ n→i(# refs) ≠ countrefs(ints) ∨ ¬ posints(ints) → addarrays(refs, ty, ints, i, st) = st
¬ (ints = [] ∨ n→i(# refs) ≠ countrefs(ints) ∨ ¬ posints(ints)) ⊦ (addarrays(refs, ty, ints, i, st)[_out]) = st[_out]
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st, i, ints, ty, refs)]]