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Proof step 47 from proof fits-put-04 (previous step)

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

Heuristic elimination applied rule insert elim lemma

And obtained the following new goals

Proof step 46:
sk = i ', st[r -- sk] = refval(r0), is_array(str, r, st), is_referencevalue(st[r -- (sk ' + sks0)]), is_bytevalue(st[r1 -- fs ']), fits(r0, sks0, st), is_arraytype(st[r -- _type] .type), is_indexkey(sk), i < st[r -- _length] .intval, 0 ≤ i, 0 < st[r -- _length] .intval, r ≠ r1 ∨ _type ≠ fs ', is_referencevalue(st[r0 -- sks0]) → junkref(str, r0, st) ∨ fits(r0, sks0, st[r1 -- fs ', byteval(by)]) ⊦ r = jvmref, sk = fs ', junkref(str, r, st), ¬ (st[r1 -- fs ', byteval(by)][r -- _length]) .intval ≤ i ∧ fits(r0, sks0, st[r1 -- fs ', byteval(by)])

Rule argument

[speclemmaarg: ,is_indexkey(sk) → (i = sk .index ↔ sk = i ') ,[sk, i] → [sk, i] ,T ,storekey , ,elim-04 ]

Additional information

[[CONCRETESIMPRULES : ([CSIMPELIM : ⊦ is_indexkey(sk) → (i = sk .index ↔ sk = i ')])], [EXTRATERMS : (sk, i)]]