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Proof step 163 from proof compat-addobj (previous step)

st[r0 -- _type] = typeval(mkarraytype(ty0)), st[r0 -- _length] = intval(i), r0 -- _length ∈ st, is_arrayref(r0, i, st), r0 ∈ st, r0 -- _type ∈ st, compatstatic(str, st), compatmode(str, st), newref(r, st), is_predefined_class(class), 0 ≤ i, ∀ j0. ¬ j0 < 0 ∧ ¬ i ≤ j0 → compat(str, st[r0 -- j0 '], ty0, st), ¬ has_classtype(ty0) ∨ tdname+∃(str, ty0 .jtelemtype .class) ⊦ r0 = jvmref, r = jvmref, (0 ≤ j ∧ j < i → compat(str, st[r0 -- j '], ty0, addobj(r, class, [], st))) ∧ is_arrayref(r0, i, addobj(r, class, [], st))

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[speclemmaarg: , r ≠ r0 → ( is_arrayref(r, i, addobj(r0, class1, fis, st)) ↔ is_arrayref(r, i, st)) ,[st, fis, class1, r0, i, r] → [st, [], class, r, i, r0] ,F ,addfuns , ,add-isarray ]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ r ∈ st → ¬ newref(r, st)])], [EXTRATERMS : (st, [], class, r, i, r0)]]