Get the env field from a outcome-terminated.
This is an ordinary field accessor created by fty::defprod.
Function:
(defun outcome-terminated->env$inline (x) (declare (xargs :guard (outcomep x))) (declare (xargs :guard (equal (outcome-kind x) :terminated))) (let ((__function__ 'outcome-terminated->env)) (declare (ignorable __function__)) (mbe :logic (b* ((x (and (equal (outcome-kind x) :terminated) x))) (env-fix (std::da-nth 0 (cdr x)))) :exec (std::da-nth 0 (cdr x)))))
Theorem:
(defthm envp-of-outcome-terminated->env (b* ((env (outcome-terminated->env$inline x))) (envp env)) :rule-classes :rewrite)
Theorem:
(defthm outcome-terminated->env$inline-of-outcome-fix-x (equal (outcome-terminated->env$inline (outcome-fix x)) (outcome-terminated->env$inline x)))
Theorem:
(defthm outcome-terminated->env$inline-outcome-equiv-congruence-on-x (implies (outcome-equiv x x-equiv) (equal (outcome-terminated->env$inline x) (outcome-terminated->env$inline x-equiv))) :rule-classes :congruence)
Theorem:
(defthm outcome-terminated->env-when-wrong-kind (implies (not (equal (outcome-kind x) :terminated)) (equal (outcome-terminated->env x) (env-fix nil))))