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Proof step 47 from proof junkrefs-notin (previous step)

acc + r ' = r1 ' + refs, st[r0 -- _type] .type ≤ ty, is_array(str, r0, st), ∀ str, r, refs0, ty, st. (junkrefs(str, acc + r ' + refs0, ty, st) ↔ junkrefs(str, acc + r ', ty, st)) ∨ r ∈ st ⊦ (∃ i. 0 ≤ i ∧ i < st[r0 -- _length] .intval ∧ is_referencevalue(st[r0 -- i ']) ∧ r1 = st[r0 -- i '] .refval ∧ junkrefs(str, acc + r ' + refs0, st[r0 -- _type] .type .type, st)) ↔ junkrefs(str, (r0 ' + acc) + r ', ty, st), r0 = jvmref, r ∈ st, r ≠ r1 ∧ ¬ r ∈ refs, ¬ r1 ∈ acc ∧ r1 ≠ r

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[crewrite-arg: junkrefs-array , F , [st, ty, refs, r, str] → [st, ty, acc + r ', r0, str] ]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1])], [EXTRATERMS : (st, ty, acc + r ', r0, str)]]