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Proof step 13 from proof validref-putrkvs (previous step)

is_referencevalue(val), validvals(str, rkvs0, st), validref(str, r, ty, st), is_reftype(ty0), validrefval(str, val, ty0, st), ∀ str, r, ty, st. validref(str, r, ty, st) ∧ validvals(str, rkvs0, st) → validref(str, r, ty, st[rkvs0]) ⊦ mkfs(class, ty0, fieldvar) ' = _length, ty0 = void_type, validref(str, r, ty, st[r0 -- mkfs(class, ty0, fieldvar) ', val][rkvs0]), validref(str, r, ty, st[r0 -- mkfs(class, ty0, fieldvar) ', val]), validref(str, val .refval, ty0, st)

Heuristic elimination applied rule insert elim lemma

And obtained the following new goals

Rule argument

[speclemmaarg: ,is_referencevalue(val) → (r = val .refval ↔ val = refval(r)) ,[val, r] → [val, r1] ,T ,javavalue , ,elim-13 ]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))], [CSIMPELIM : ⊦ is_referencevalue(val) → ( r = val .refval ↔ val = refval(r))])], [EXTRATERMS : (val, r1)]]