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Proof step 22 from proof synced-add-log-leb (previous step)

# lpt = # avol, nx + m3 ' = nx1, avol[m3] = mapped(buf), m3 < # avol, awbuf-inv(avol, bleb), synced(avol), avol0 ↓ avol ⊦ ⟨err := ESUCCESS; if err = ESUCCESS then nx := nx + m3 ', bleb := buffered(m3)⟩ (nx1 = nx)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Proof step 23:
# lpt = # avol, nx + m3 ' = nx1, avol[m3] = mapped(buf), m3 < # avol, awbuf-inv(avol, bleb), synced(avol), avol0 ↓ avol ⊦ ⟨if ESUCCESS = ESUCCESS then nx := nx + m3 ', bleb := buffered(m3)⟩ (nx1 = nx)

Proof step 22 from proof synced-add-log-leb (previous step)

Heuristic symbolic execution applied rule assign right

And obtained the following new goals

Rule argument

Additional information