never { accept_init: s0_init: if :: (p) && (q) -> goto accept_s1 :: (p) && !(q) -> goto s2 :: !(p) && (q) -> goto s0_init :: !(p) && !(q) -> goto s3 fi; s2: if :: (1) -> goto s2 fi; s3: if :: !(p) -> goto s3 :: (p) -> goto s2 fi; accept_s1: if :: (1) -> goto accept_s1 fi; }