| err = err1, ⌊err1⌋ ⊦ ⟨if err = ESUCCESS then choose apebs0 with ubi-io-initial(apebs0) in apebs := apebs0 else apebs := ?⟩ (apebs1 = apebs ∧ err1 = err) |
err = err1, ⌊err1⌋ ⊦ ⟨apebs := ?⟩ (apebs1 = apebs ∧ err1 = err)
Used simplifier rules: ⊦ ⌊err⌋ → err ≠ ESUCCESS; (s)