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Proof step 34 from proof junkrefs-put-badarrayindex (previous step)

acc = r1 + refs, r1 = (st[r0 -- i ', val][r -- i0 ']) .refval, is_array(str, r, st[r0 -- i ', val]), st[r -- _type] .type ≤ ty, is_array(str, r, st), i0 < st[r -- _length] .intval, is_referencevalue(st[r0 -- i ', val][r -- i0 ']), junkrefs(str, acc, st[r -- _type] .type .type, st[r0 -- i ', val]), 0 ≤ i0, 0 < st[r -- _length] .intval, ∀ str, ty, st, r0, i, val. junkrefs(str, acc, ty, st[r0 -- i ', val]) → junkrefs(str, acc, ty, st) ∨ is_array(str, r0, st) ⊦ r = jvmref, acc = [], is_array(str, r0, st), junkrefs(str, r ' + acc, ty, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 33:
0 ≤ i0, 0 < st[r -- _length] .intval, is_array(str, r, st[r0 -- i ', val]), st[r -- _type] .type ≤ ty, is_array(str, r, st), i0 < st[r -- _length] .intval, is_referencevalue(st[r0 -- i ', val][r -- i0 ']), junkrefs(str, (st[r0 -- i ', val][r -- i0 ']) .refval ' + refs, st[r -- _type] .type .type, st[r0 -- i ', val]), ∀ str0, ty0, st0, r1, i1, val0. junkrefs(str0, (st[r0 -- i ', val][r -- i0 ']) .refval ' + refs, ty0, st0[r1 -- i1 ', val0]) → junkrefs(str0, (st[r0 -- i ', val][r -- i0 ']) .refval ' + refs, ty0, st0) ∨ is_array(str0, r1, st0) ⊦ r = jvmref, is_array(str, r0, st), junkrefs(str, r ' + (st[r0 -- i ', val][r -- i0 ']) .refval ' + refs, ty, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ (refs + refs0) + refs1 = refs + refs0 + refs1], [CSIMPSEQ : ⊦ r ' + refs ≠ []], [CSIMPSEQ : ⊦ r + refs = r ' + refs])]]