| fits(r, sks, st), unchanged(str, r, st, st0) ⊦ st[r -- sks] = st0[r -- sks], junkref(str, r, st), junkref(str, r, st0) |
fits(r, sks, st0), fits(r, sks, st), unchanged(str, r, st, st0) ⊦ st[r -- sks] = st0[r -- sks], junkref(str, r, st), junkref(str, r, st0)
fits(r, sks, st), unchanged(str, r, st, st0) ⊦ fits(r, sks, st0), st[r -- sks] = st0[r -- sks], junkref(str, r, st), junkref(str, r, st0)
[[CONCRETESIMPRULES : ()], [EXTRAFMAS : (fits(r, sks, st0))]]