never { s0_init: if :: (p) -> goto accept_s1 :: !(p) -> goto accept_s2 :: !(p) -> goto s3 fi; s3: if :: (p) -> goto accept_s1 :: !(p) -> goto s3 fi; accept_s1: if :: (1) -> goto accept_s1 fi; accept_s2: if :: !(p) -> goto accept_s2 fi; }