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Proof step 12 from proof addbar-refval-01 (previous step)

ints .butlast = [] ∨ is_bytevalue(addarray(r, byte_type, mkjavavalues(is2bs(ints .butlast)), st)[r -- i ']), # ints = m + 1, i < n→i(m), 0 ≤ i, ∀ st, r, i, ints0. # ints0 < m + 1 → (0 ≤ i ∧ i < n→i(# ints0) → ints0 = [] ∨ is_bytevalue(addarray(r, byte_type, mkjavavalues(is2bs(ints0)), st)[r -- i '])) ⊦ i = n→i(m), ints = [], m = 0, is_bytevalue(addarray(r, byte_type, mkjavavalues(is2bs(ints .butlast)), st)[r -- i '])

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 11:
# ints = m + 1, ints = ints .first ', i < n→i(m), 0 ≤ i, ∀ st, r, i, ints0. # ints0 < m + 1 → (0 ≤ i ∧ i < n→i(# ints0) → ints0 = [] ∨ is_bytevalue(addarray(r, byte_type, mkjavavalues(is2bs(ints0)), st)[r -- i '])) ⊦ i = n→i(m), ints = [], m = 0, is_bytevalue(addarray(r, byte_type, mkjavavalues(is2bs(ints .butlast)), st)[r -- i '])

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ints ≠ [] → ( ints .butlast = [] ↔ ints = ints .first ')])]]