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Proof step 22 from proof junkrefs-delete (previous step)

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

Heuristic quantifier closing applied rule all left

And closed the goal!

Rule argument

[EXRARG : pos: left 8, [QUANTTERMLIST : (str, st[r0 -- _type] .type .type, st, r)]]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (str, st[r0 -- _type] .type .type, st, r)]]