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Proof step 6 from proof crash-neutral-add-log-leb (previous step)

# lpt = # avol, adr = adr0, m = m2, m0 = m1, ns = ns0, plog = plog0, plog1 = plog0, ebm-vol-inv(avol), avol ⊆ avol0 ⊦ ∃ err0. (⌊err0⌋ ∨ err0 = ESUCCESS) ∧ ⟨err := err0; if err = ESUCCESS then plog := plog + m0⟩ (plog1 = plog)

Heuristic simplifier applied rule simplifier

And obtained the following new goals

Proof step 7:
# lpt = # avol, plog = plog0, ebm-vol-inv(avol), avol ⊆ avol0 ⊦ ∃ err0. (⌊err0⌋ ∨ err0 = ESUCCESS) ∧ ⟨err := err0; if err = ESUCCESS then plog := plog + m0 '⟩ (plog0 = plog)

Rule argument

Additional information

Used simplifier rules: ⊦ nx + n = nx + n '; (s)