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Proof step 24 from proof range-eq-validtrailer (previous step)

n1 < NODE_HEADER_SIZE, is-aligned(n0, NODE_HEADER_SIZE), is-aligned(# buf, NODE_HEADER_SIZE), n0 + NODE_HEADER_SIZE ≤ n, n1 < NODE_HEADER_SIZE → mkempbuf(n)[n0 + n1] = (validtrailer)[n1] ⊦ (validtrailer)[n1] = empty, n = 0

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 25:
mkempbuf(n)[n0 + n1] = (validtrailer)[n1], n1 < NODE_HEADER_SIZE, is-aligned(# buf, NODE_HEADER_SIZE), is-aligned(n0, NODE_HEADER_SIZE), n0 + NODE_HEADER_SIZE ≤ n ⊦ (validtrailer)[n1] = empty, n = 0

Proof step 24 from proof range-eq-validtrailer (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

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