(assert-secondnil (sb-xc:subtypep t '(satisfies foo)))
(assert-secondnil (sb-xc:subtypep t '(and (satisfies foo) (satisfies bar))))
(assert-secondnil (sb-xc:subtypep t '(or (satisfies foo) (satisfies bar))))
(assert-secondnil (sb-xc:subtypep t '(satisfies foo)))
(assert-secondnil (sb-xc:subtypep t '(and (satisfies foo) (satisfies bar))))
(assert-secondnil (sb-xc:subtypep t '(or (satisfies foo) (satisfies bar))))