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Proof step 28 from proof validrefs-put-notin-03 (previous step)

st[r -- mkfs(class, ty0, fieldvar) '] = refval(r0), st[r -- _type] .type ≤ ty, is_obj(str, r, st[r -- sk, val]), is_valid_ref(r, st), is_obj(str, r, st), validrefs(str, r0 ' + refs1, ty0, st), mkfs(class, ty0, fieldvar) ' ∈ instfields(st[r -- _type] .type .class) ⊦ r = jvmref, r = r0, val .refval = r0, r0 = st[r -- sk] .refval, sk = _type, sk = _length, r ∈ refs1, dups(refs1), r0 ∈ refs1, ∃ fs0. fs0 ' ∈ instfields(st[r -- _type] .type .class) ∧ is_referencevalue(st[r -- sk, val][r -- fs0 ']) ∧ r0 = (st[r -- sk, val][r -- fs0 ']) .refval ∧ validrefs(str, (st[r -- sk, val][r -- fs0 ']) .refval ' + refs1, fs0 .type, st[r -- sk, val])

User applied rule exists right

And obtained the following new goals

Rule argument

[EXRARG : pos: right 10, [extquanttermlist: (mkfs(class, ty0, fieldvar)) abort:F , discard:F , computed:T ]]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (mkfs(class, ty0, fieldvar))]]