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Proof step 18 from proof exactarray-copy-01 (previous step)

st[r0 -- _length] = intval(i2), st[r -- _length] = intval(i1), st[r -- _type] = typeval(mkarraytype(byte_type)), st[r0 -- _type] .type = mkarraytype(byte_type), r0 -- _length ∈ st, is_integervalue(st[r0 -- _length]), is_arrayref(r0, i2, st), i + j ≤ i2, 0 ≤ i, 0 ≤ j, r -- _type ∈ st, r ∈ st, 0 ≤ i1, 0 ≤ j0, 0 < i1, r -- j0 ' ∈ st, j0 < i1, r -- _length ∈ st, r0 -- _type ∈ st, is_typevalue(st[r0 -- _type]), 0 ≤ i2, r0 ∈ st, ∀ j1. ¬ j1 < 0 ∧ ¬ i1 ≤ j1 → r -- j1 ' ∈ st ⊦ r = jvmref, r0 = jvmref, r -- j0 ' ∈ arraycopy(r0, i, r, i0, j, st)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 17:
st[r0 -- _type] .type = mkarraytype(byte_type), st[r -- _type] = typeval(mkarraytype(byte_type)), st[r -- _length] = intval(i1), st[r0 -- _length] = intval(i2), 0 ≤ i2, r0 ∈ st, is_typevalue(st[r0 -- _type]), r0 -- _type ∈ st, r -- _length ∈ st, j0 < i1, r -- j0 ' ∈ st, 0 < i1, 0 ≤ j0, 0 ≤ i1, r ∈ st, r -- _type ∈ st, 0 ≤ j, 0 ≤ i, i + j ≤ i2, is_arrayref(r0, i2, st), r0 -- _length ∈ st, ∀ j1. ¬ j1 < 0 ∧ ¬ i1 ≤ j1 → r -- j1 ' ∈ st ⊦ r0 = jvmref, r = jvmref, r -- j0 ' ∈ arraycopy(r0, i, r, i0, j, st)

Rule argument

[emptyarg]

Additional information

[[CONCRETESIMPRULES : ([CSIMPSEQ : ⊦ is_integervalue(intval(i))], [CSIMPFORWARD : ⊦ i ≤ j ∧ 0 ≤ i → 0 ≤ j])]]