| # lpt = # avol, adr = adr0, ¬ isbuf, m = m0, ns = ns0, nx = nx0, awbuf-inv(avol, bleb), synced(avol0), synced(avol), avol0 ↓ avol ⊦ ⟨bleb := nobuffer, err := ESUCCESS⟩ true |
# lpt = # avol, awbuf-inv(avol, bleb), synced(avol), synced(avol0), avol0 ↓ avol ⊦ ⟨bleb := nobuffer, err := ESUCCESS⟩ true