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Proof step 17 from proof abs-padding-abs-nodes-h (previous step)

# buf1 = NODE_HEADER_SIZE, is-aligned(# buf0, 2 * NODE_HEADER_SIZE), is-encoded(nodeheader(# buf0, true), buf1), ∃ buf3, buf2. buf1 + buf0 + validtrailer = buf3 + buf2 ∧ ( abs-padding(buf3) ∧ abs-nodes(buf2, m + # buf3, nd ' + x0, lax, weak) ∨ lax ≠ [] ∧ lax.head.off = m ∧ lax.head.size = # buf3 ∧ abs-node(buf3, nd) ∧ abs-nodes(buf2, m + # buf3, x0, lax.tail, weak)) ⊦

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 18:
# buf1 = NODE_HEADER_SIZE, buf1 + buf0 + validtrailer = buf2 + buf, is-aligned(# buf0, 2 * NODE_HEADER_SIZE), is-encoded(nodeheader(# buf0, true), buf1), abs-padding(buf2) ∧ abs-nodes(buf, m + # buf2, nd ' + x0, lax, weak) ∨ lax ≠ [] ∧ lax.head.off = m ∧ lax.head.size = # buf2 ∧ abs-node(buf2, nd) ∧ abs-nodes(buf, lax.head.off + # buf2, x0, lax.tail, weak) ⊦

Proof step 17 from proof abs-padding-abs-nodes-h (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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