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Proof step 41 from proof validstatfield-putrkvs (previous step)

validrefval(str, st[jvmref -- mkfs(class, ty, fieldvar) '], ty, st), is_reftype(ty), mkfs(class, ty, fieldvar) ' ∈ statfields(class), tdname∃(str, class), initdone(class, st), jvmref -- mkfs(class, ty, fieldvar) ' ∈ st, is_referencevalue(st[jvmref -- mkfs(class, ty, fieldvar) ']), type∃(str, ty), jvmref ∈ st, validvals(str, rkvs1, st), validvals(str, rkvs0, st), validref(str, r, ty, st) ⊦ validref(str, r, ty, st[rkvs1]), ty = void_type, mkfs(class, ty, fieldvar) ' = _length, jvmref -- mkfs(class, ty, fieldvar) ' ∈ rkvs0, validref(str, r, ty, st[rkvs1][jvmref -- mkfs(class, ty, fieldvar) ', refval(r)][rkvs0])

User applied rule insert rewrite lemma

And obtained the following new goals

Rule argument

[crewrite-arg: validref-putrkvs , F , [rkvs, st, ty, r, str] → [rkvs1, st, ty, r, str] ]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (rkvs1, st, ty, r, str)]]