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Proof step 14 from proof validrefs-addobj-01 (previous step)

fis .keys = instfields(class), is_obj(str, r, addobj(r, class, fis, st)), validFields(r, fis, addobj(r, class, fis, st)), newref(r, st), class+∃(str, class), validref(str, r, mkclasstype(class), addobj(r, class, fis, st)), mkfs(class0, ty0, fieldvar) ' × refval(r0) ∈ fis, mkfs(class0, ty0, fieldvar) ' ∈ instfields(class), validrefs(str, r0 ' + refs0, ty, st) ⊦ r = jvmref, is_abstract(class), unique_al(fis), is_referencevalue(fis[mkfs(class0, ty0, fieldvar) ']) ∧ r0 = fis[mkfs(class0, ty0, fieldvar) '] .refval ∧ validrefs(str, fis[mkfs(class0, ty0, fieldvar) '] .refval ' + refs0, ty0, addobj(r, class, fis, st))

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[speclemmaarg: , validFields(r, fis, st) ↔ unique_al(fis) ∧ ¬ _type ∈ fis ∧ ¬ _length ∈ fis ∧ hasKeys(r, fis .keys, st) ,[st, fis, r] → [addobj(r, class, fis, st), fis, r] ,F ,okfuns , ,validFields ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (addobj(r, class, fis, st), fis, r)]]