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Proof step 18 from proof getbytearray-pseq (previous step)

getbytearray(r, 0, st1[r1 -- _length] .intval, st) = getbytearray(r1, 0, st1[r1 -- _length] .intval, st1), validref(`docs2store', r, mkarraytype(byte_type), st), r = jvmref ∧ r1 = jvmref ∨ r ≠ jvmref ∧ r1 ≠ jvmref ∧ st[r -- _type] = st1[r1 -- _type] ∧ ( is_classtype(st[r -- _type] .type) → (∀ fs. fs ' ∈ instfields(st[r -- _type] .type .class) ∧ is_referencevalue(st[r -- fs ']) → ps=(st[r -- fs '] .refval, st, st1[r1 -- fs '] .refval, st1)) ∧ (∀ fs. fs ' ∈ instfields(st[r -- _type] .type .class) ∧ ¬ is_referencevalue(st[r -- fs ']) → st[r -- fs '] = st1[r1 -- fs '])) ∧ ( is_arraytype(st[r -- _type] .type) → st[r -- _length] .intval = st1[r1 -- _length] .intval ∧ (∀ i. 0 ≤ i ∧ i < st[r -- _length] .intval ∧ is_referencevalue(st[r -- i ']) → ps=(st[r -- i '] .refval, st, st1[r1 -- i '] .refval, st1)) ∧ (∀ i. 0 ≤ i ∧ i < st[r -- _length] .intval ∧ ¬ is_referencevalue(st[r -- i ']) → st[r -- i '] = st1[r1 -- i '])) ⊦ r = jvmref, getbytearray(r, 0, st[r -- _length] .intval, st) = getbytearray(r1, 0, st1[r1 -- _length] .intval, st1)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 17:
getbytearray(r, 0, st1[r1 -- _length] .intval, st) = getbytearray(r1, 0, st1[r1 -- _length] .intval, st1), st[r -- _type] = st1[r1 -- _type], validref(`docs2store', r, mkarraytype(byte_type), st), is_classtype(st1[r1 -- _type] .type) → (∀ fs. fs ' ∈ instfields(st1[r1 -- _type] .type .class) ∧ is_referencevalue(st[r -- fs ']) → ps=(st[r -- fs '] .refval, st, st1[r1 -- fs '] .refval, st1)) ∧ (∀ fs. fs ' ∈ instfields(st1[r1 -- _type] .type .class) ∧ ¬ is_referencevalue(st[r -- fs ']) → st[r -- fs '] = st1[r1 -- fs ']), is_arraytype(st1[r1 -- _type] .type) → st[r -- _length] .intval = st1[r1 -- _length] .intval ∧ (∀ i. ¬ i < 0 ∧ ¬ st[r -- _length] .intval ≤ i ∧ is_referencevalue(st[r -- i ']) → ps=(st[r -- i '] .refval, st, st1[r1 -- i '] .refval, st1)) ∧ (∀ i. ¬ i < 0 ∧ ¬ st[r -- _length] .intval ≤ i ∧ ¬ is_referencevalue(st[r -- i ']) → st[r -- i '] = st1[r1 -- i ']) ⊦ r = jvmref, getbytearray(r, 0, st[r -- _length] .intval, st) = getbytearray(r1, 0, st1[r1 -- _length] .intval, st1), r1 = jvmref

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ ¬ i < j ↔ j ≤ i], [CSIMPSEQ : ⊦ ¬ i ≤ j ↔ j < i])]]