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Proof step 2 from proof inv-write-buf (previous step)

# lpt = # avol, awbuf-inv(avol, bleb), n ≤ # buf, # avol[bleb.leb].data + n ≤ LEB_SIZE ⊦ ⟪awbuf_write_buf#(n, buf, adr, m, nx, lpt, ns, bleb; avol, isbuf; err)⟫ (awbuf-inv(avol, bleb) ∧ # lpt = # avol), bleb = nobuffer

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 3:
# lpt = # avol, bleb ≠ nobuffer, awbuf-inv(avol, bleb), # avol[bleb.leb].data + n ≤ LEB_SIZE, n ≤ # buf ⊦ ⟪awbuf_write_buf#(n, buf, adr, m, nx, lpt, ns, bleb; avol, isbuf; err)⟫ (awbuf-inv(avol, bleb) ∧ # lpt = # avol)

Proof step 2 from proof inv-write-buf (previous step)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Rule argument

Additional information