| synced(avol), # lpt = # avol, ⟨awbuf_commit#(lpt, adr, m, avol, bleb; ns, adr0, m0, nx, lpt0, ns0, isbuf; err)⟩ (adr1 = adr0 ∧ m1 = m0 ∧ nx0 = nx ∧ lpt1 = lpt0 ∧ avol0 ↓ avol ∧ ns1 = ns0), awbuf-inv(avol, bleb), # lpt0 = # avol ⊦ ⟨awbuf_commit#(lpt, adr, m, avol, bleb; ns, adr0, m0, nx, lpt0, ns0, isbuf; err)⟩ (synced(avol) ∧ adr1 = adr0 ∧ m1 = m0 ∧ nx0 = nx ∧ lpt1 = lpt0 ∧ avol0 ↓ avol ∧ ns1 = ns0), adr1 = adr0 ∧ m1 = m0 ∧ nx0 = nx ∧ lpt1 = lpt0 ∧ avol0 ↓ avol ∧ ns1 = ns0 |