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Proof step 26 from proof unchanged-fits (previous step)

st[r -- sk] = st0[r -- sk], st0[r -- _type] = st[r -- _type], unchanged(str, st0[r -- sk] .refval, st, st0), unchanged(str, r, st, st0), is_referencevalue(st0[r -- sk]), fits(st0[r -- sk] .refval, sks0, st), fits(st0[r -- sk] .refval, sks0, st0), is_arraytype(st[r -- _type] .type), is_indexkey(sk), sk .index < st[r -- _length] .intval, st0[r -- _length] .intval ≤ sk .index, 0 ≤ sk .index, 0 < st[r -- _length] .intval, st0[r -- _length] .intval < st[r -- _length] .intval ⊦ st0[r -- _length] = st[r -- _length], r = jvmref, junkref(str, st0[r -- sk] .refval, st), junkref(str, r, st)

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[x0lemmaarg: spec-name: pointers instance-name: lemma-name: unchanged-lookup-generic antecedent: succedent: unchanged(str, r, st, st0) ∧ path∃(str, r, r0, st) ∧ r0 ≠ jvmref ∧ ( is_classtype(st[r0 -- _type] .type) → sk ∈ instfields(st[r0 -- _type] .type .class)) ∧ ( is_arraytype(st[r0 -- _type] .type) → sk = _length ∨ is_indexkey(sk) ∧ 0 ≤ sk .index ∧ sk .index < st[r0 -- _length] .intval) → st[r0 -- sk] = st0[r0 -- sk] substlist: [str, r, st, st0, r0, sk] → [str, r, st, st0, r, _length] add preconditions?: F is rewrite lemma?: T current spec?: F rotate lemma?: F replace all?: T paths: ((1, 0, 0, 1, 1)) dummy: () ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (str, r, st, st0, r, _length)]]