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    • Static-soundness

    Static-soundness-of-variable-reading

    Theorems about the static soundness of variable reading.

    If check-var and check-var-list succeed, also read-var-value and read-vars-values do.

    Definitions and Theorems

    Theorem: read-var-value-when-check-var

    (defthm read-var-value-when-check-var
            (implies (check-var var (cstate-to-vars cstate))
                     (not (reserrp (read-var-value var cstate)))))

    Theorem: read-vars-values-when-check-var-list

    (defthm read-vars-values-when-check-var-list
            (implies (check-var-list vars (cstate-to-vars cstate))
                     (not (reserrp (read-vars-values vars cstate)))))