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Proof step 21 from proof junkrefs-addobj (previous step)

¬ (is_array(str, r, addobj(r0, class, fis, st)) ∧ (addobj(r0, class, fis, st)[r -- _type]) .type ≤ ty), is_array(str, r, st), junkrefs(str, r ' + acc, ty, addobj(r0, class, fis, st)), newref(r0, st), st[r -- _type] .type ≤ ty, ∀ str, ty, r0, class, fis, st. junkrefs(str, acc, ty, addobj(r0, class, fis, st)) ∧ newref(r0, st) → r0 = jvmref ∨ junkrefs(str, acc, ty, st) ⊦ r = r0, r = jvmref, r0 = jvmref, junkrefs(str, r ' + acc, ty, st)

Heuristic simplifier applied rule simplifier

And closed the goal!

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ r ≠ r0 → (addobj(r, class1, fis, st) [r0 -- sk ] ) = st[r0 -- sk]], [CSIMPSEQ : ⊦ r ≠ r0 → ( is_array (str, r, addobj(r0, class, fis, st)) ↔ is_array(str, r, st))], [CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1])]]