never { accept_init: s0_init: if :: (p) && (q) -> goto s1 :: !(q) -> goto accept_s2 :: !(p) && (q) -> goto s3 fi; s1: if :: (1) -> goto s1 fi; s3: if :: !(q) -> goto accept_s2 :: (p) && (q) -> goto s1 :: !(p) && (q) -> goto s3 fi; accept_s2: if :: (1) -> goto accept_s2 fi; }