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Proof step 53 from proof junkrefs-put-null-01 (previous step)

st[r0 -- i '] = refval(r2), junkrefs(str, r2 ' + refs, st[r0 -- _type] .type .type, st[r -- mkfs(class, ty0, fieldvar) ', refval(jvmref)]), 0 ≤ i, i < st[r0 -- _length] .intval, is_array(str, r0, st), is_array(str, r0, st[r -- mkfs(class, ty0, fieldvar) ', refval(jvmref)]), st[r0 -- _type] .type ≤ ty, is_reftype(ty0), 0 < st[r0 -- _length] .intval, ∀ str0, ty1, st0, fs, r1. ¬ junkrefs(str0, r2 ' + refs, ty1, st0) ∧ is_reftype(fs .type) → ¬ junkrefs(str0, r2 ' + refs, ty1, st0[r1 -- fs ', refval(jvmref)]), r0 ≠ r ∨ _type ≠ mkfs(class, ty0, fieldvar) ', r0 ≠ r ∨ _length ≠ mkfs(class, ty0, fieldvar) ' ⊦ r0 = jvmref, ∃ i0. ¬ i0 < 0 ∧ ¬ st[r0 -- _length] .intval ≤ i0 ∧ is_referencevalue(st[r0 -- i0 ']) ∧ r2 = st[r0 -- i0 '] .refval ∧ junkrefs(str, st[r0 -- i0 '] .refval ' + refs, st[r0 -- _type] .type .type, st)

User applied rule exists right

And obtained the following new goals

Rule argument

[EXRARG : pos: right 2, [extquanttermlist: (i)abort:F, discard:T, computed:T]]

Additional information

[[CONCRETESIMPRULES : ()], [EXTRATERMS : (i)]]