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Proof step 14 from proof validstatfield-subspec-samesubclasses (previous step)

st[jvmref -- mkfs(class, ty, fieldvar) '] = refval(r), type∃(str0, ty), is_reftype(ty), same-subclasses-contains(ty .jtelemtype .class, str, str0), type∃(str, ty), tdname∃(str, class), mkfs(class, ty, fieldvar) ' ∈ statfields(class), tdname∃(str0, class), initdone(class, st), jvmref -- mkfs(class, ty, fieldvar) ' ∈ st, is_referencevalue(st[jvmref -- mkfs(class, ty, fieldvar) ']), validrefval(str0, st[jvmref -- mkfs(class, ty, fieldvar) '], ty, st), jvmref ∈ st ⊦ ty = void_type, validref(str, r, ty, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 13:
st[jvmref -- mkfs(class, ty, fieldvar) '] = refval(r), jvmref -- mkfs(class, ty, fieldvar) ' ∈ st, initdone(class, st), tdname∃(str0, class), mkfs(class, ty, fieldvar) ' ∈ statfields(class), tdname∃(str, class), type∃(str, ty), same-subclasses-contains(ty .jtelemtype .class, str, str0), is_reftype(ty), type∃(str0, ty), jvmref ∈ st, validref(str0, r, ty, st) ⊦ ty = void_type, validref(str, r, ty, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))], [CSIMPSEQ : ⊦ validrefval (str, refval(r), ty, st) ↔ validref(str, r, ty, st)])]]