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Proof step 54 from proof junkref-addobj-01 (previous step)

fis .keys = instfields(class), fis[mkfs(class0, ty, fieldvar) '] = refval(r0), mkfs(class0, ty, fieldvar) ' ∈ fis, junkrefs(str, r0 ' + refs, ty, addobj(r, class, fis, st)), mkfs(class0, ty, fieldvar) ' ∈ instfields(class), validfieldinits(fis, st), class+∃(str, class), newref(r, st), junkrefs(str, r0 ' + refs, ty, st), mkfs(class0, ty, fieldvar) ' × refval(r0) ∈ fis → ¬ junkref(str, r0, st) ⊦ r = jvmref, is_abstract(class)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 53:
fis .keys = instfields(class), fis[mkfs(class0, ty, fieldvar) '] = refval(r0), mkfs(class0, ty, fieldvar) ' ∈ fis, junkrefs(str, r0 ' + refs, ty, addobj(r, class, fis, st)), mkfs(class0, ty, fieldvar) ' ∈ instfields(class), validfieldinits(fis, st), class+∃(str, class), newref(r, st), junkrefs(str, r0 ' + refs, ty, st) ⊦ r = jvmref, is_abstract(class), junkref(str, r0, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ sk ∈ fis ∧ fis[sk] = val → (¬ sk × val ∈ fis ↔ false)], [CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1])]]