| ⊦ rk .key ≠ _length ∧ is_fskey(rk .key) → getbytearray(r, i, j, st[rk, val]) = getbytearray(r, i, j, st) |
⊦ (r -- sk) .key ≠ _length ∧ is_fskey((r -- sk) .key) → getbytearray(r0, i, j, st[r -- sk, val]) = getbytearray(r0, i, j, st)
[[CONCRETESIMPRULES : ([CSIMPGEN : refkey generated by --;])]]