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Proof step 18 from proof crash-neutral-read-buf (previous step)

# buf = n0 + n, # lpt = # avol, avol[m3] = mapped(buf0), m3 < # avol, awbuf-inv(avol, bleb), synced(avol0), avol0 ↓ avol, m0 + n ≤ LEB_SIZE ⊦ ⟨buf0 := buf⟩ true

Proof step 18 from proof crash-neutral-read-buf (previous step)

Heuristic symbolic execution applied rule assign right

And closed the goal!

Rule argument

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