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Proof step 28 from proof junkrefs-addobj (previous step)

st[r -- i '] = refval(r2), 0 ≤ i, 0 < st[r -- _length] .intval, newref(r0, st), is_array(str, r, addobj(r0, class, fis, st)), st[r -- _type] .type ≤ ty, is_array(str, r, st), i < st[r -- _length] .intval, is_referencevalue(st[r -- i ']), junkrefs(str, r2 ' + refs, st[r -- _type] .type .type, addobj(r0, class, fis, st)), ∀ str0, ty0, r1, class0, fis0, st0. junkrefs(str0, r2 ' + refs, ty0, addobj(r1, class0, fis0, st0)) ∧ newref(r1, st0) → r1 = jvmref ∨ junkrefs(str0, r2 ' + refs, ty0, st0) ⊦ r = r0, r = jvmref, r0 = jvmref, junkrefs(str, r ' + r2 ' + refs, ty, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 27:
st[r -- i '] = refval(r2), junkrefs(str, r2 ' + refs, st[r -- _type] .type .type, addobj(r0, class, fis, st)), i < st[r -- _length] .intval, is_array(str, r, st), st[r -- _type] .type ≤ ty, is_array(str, r, addobj(r0, class, fis, st)), newref(r0, st), 0 < st[r -- _length] .intval, 0 ≤ i, ∀ str0, ty0, r1, class0, fis0, st0. junkrefs(str0, r2 ' + refs, ty0, addobj(r1, class0, fis0, st0)) ∧ newref(r1, st0) → r1 = jvmref ∨ junkrefs(str0, r2 ' + refs, ty0, st0) ⊦ r0 = jvmref, r = jvmref, r = r0, junkrefs(str, r ' + r2 ' + refs, ty, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))], [CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1])]]