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Proof step 38 from proof junkrefs-null-01 (previous step)

st[r -- i '] = refval(r0), i < st[r -- _length] .intval, is_referencevalue(st[r -- i ']), junkrefs(str, (r0 ' + refs) + jvmref ' + refs0, st[r -- _type] .type .type, st), is_array(str, r, st), st[r -- _type] .type ≤ ty, 0 ≤ i, 0 < st[r -- _length] .intval, ∀ str0, refs1, ty0, st0. junkrefs(str0, (r0 ' + refs) + jvmref ' + refs1, ty0, st0) ↔ junkrefs(str0, r0 ' + refs, ty0, st0) ⊦ r = jvmref, ∃ i0. ¬ i0 < 0 ∧ ¬ st[r -- _length] .intval ≤ i0 ∧ is_referencevalue(st[r -- i0 ']) ∧ r0 = st[r -- i0 '] .refval ∧ junkrefs(str, st[r -- i0 '] .refval ' + refs, st[r -- _type] .type .type, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 37:
st[r -- i '] = refval(r0), 0 < st[r -- _length] .intval, 0 ≤ i, st[r -- _type] .type ≤ ty, is_array(str, r, st), junkrefs(str, (r0 ' + refs) + jvmref ' + refs0, st[r -- _type] .type .type, st), i < st[r -- _length] .intval, ∀ str0, refs1, ty0, st0. junkrefs(str0, (r0 ' + refs) + jvmref ' + refs1, ty0, st0) ↔ junkrefs(str0, r0 ' + refs, ty0, st0) ⊦ r = jvmref, ∃ i0. ¬ i0 < 0 ∧ ¬ st[r -- _length] .intval ≤ i0 ∧ is_referencevalue(st[r -- i0 ']) ∧ r0 = st[r -- i0 '] .refval ∧ junkrefs(str, st[r -- i0 '] .refval ' + refs, st[r -- _type] .type .type, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_referencevalue(refval(r))])]]