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Proof step 60 from proof fits-put-04 (previous step)

st[r -- sk] = refval(r0), fits(r0, sks0, st), is_bytevalue(st[r1 -- fs ']), is_referencevalue(st[r -- (sk ' + sks0)]), is_classtype(st[r -- _type] .type) → sk ∈ instfields(st[r -- _type] .type .class), is_arraytype(st[r -- _type] .type) → is_indexkey(sk) ∧ 0 ≤ sk .index ∧ sk .index < st[r -- _length] .intval, ∀ r, st, r1, fs, str, by. fits(r, sks0, st) ∧ is_bytevalue(st[r1 -- fs ']) ∧ is_referencevalue(st[r -- sks0]) → junkref(str, r, st) ∨ fits(r, sks0, st[r1 -- fs ', byteval(by)]) ⊦ r = jvmref, junkref(str, r, st), fits(r, sk ' + sks0, st[r1 -- fs ', byteval(by)])

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[crewrite-arg: fits-storekeys-rec , F , [st, sks, sk, r] → [st[r1 -- fs ', byteval(by)], sks0, sk, r] ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (st[r1 -- fs ', byteval(by)], sks0, sk, r)]]