| (addarray(r, ty, vals, st)[r1 -- sks1]) = refval(r0), (addarray(r, ty, vals, st)[r2 -- sks]) = refval(r0), vals[i→n(i0)] = refval(r2), is_referencevalue(addarray(r, ty, vals, st)[r -- (i ' ' + sks1)]), i < n→i(# vals), newref(r, st), disjoint(str, vals .nonnullrefs, st), i0 < n→i(# vals), 0 ≤ i, fits(r1, sks1, addarray(r, ty, vals, st)), fits(r2, sks, st), 0 ≤ i0, is_referencevalue(addarray(r, ty, vals, st)[r -- (i0 ' ' + sks)]), st ⊆ addarray(r, ty, vals, st), junkref(str, r1, st) ⊦ r0 = jvmref, vals = [], r = jvmref, i0 ' ' + sks = i ' ' + sks1, junkref(str, r2, st), hasSharing(vals .nonnullrefs, st), dups(vals .nonnullrefs), vals[i→n(i)] ∈ vals |
⊦ m < # vals → (¬ vals[m] ∈ vals ↔ false)
¬ i→n(i) < # vals, (addarray(r, ty, vals, st)[r1 -- sks1]) = refval(r0), (addarray(r, ty, vals, st)[r2 -- sks]) = refval(r0), vals[i→n(i0)] = refval(r2), is_referencevalue(addarray(r, ty, vals, st)[r -- (i ' ' + sks1)]), i < n→i(# vals), newref(r, st), disjoint(str, vals .nonnullrefs, st), i0 < n→i(# vals), 0 ≤ i, fits(r1, sks1, addarray(r, ty, vals, st)), fits(r2, sks, st), 0 ≤ i0, is_referencevalue(addarray(r, ty, vals, st)[r -- (i0 ' ' + sks)]), st ⊆ addarray(r, ty, vals, st), junkref(str, r1, st) ⊦ r0 = jvmref, vals = [], r = jvmref, i0 ' ' + sks = i ' ' + sks1, junkref(str, r2, st), hasSharing(vals .nonnullrefs, st), dups(vals .nonnullrefs), vals[i→n(i)] ∈ vals
[[CONCRETESIMPRULES : ()], [EXTRATERMS : (i→n(i), vals)]]