256     const COUNT: usize = 50;  in len()  constant
258     const COUNT: usize = 25_000;  in len()  constant
355     const COUNT: usize = 100;  in spsc()  constant
357     const COUNT: usize = 100_000;  in spsc()  constant
380     const COUNT: usize = 50;  in mpmc()  constant
382     const COUNT: usize = 25_000;  in mpmc()  constant
415     const COUNT: usize = 100;  in stress_oneshot()  constant
417     const COUNT: usize = 10_000;  in stress_oneshot()  constant
433     const COUNT: usize = 100;  in stress_iter()  constant
435     const COUNT: usize = 100_000;  in stress_iter()  constant
465     const COUNT: usize = 100;  in stress_timeout_two_threads()  constant
560     const COUNT: usize = 50;  in linearizable()  constant
562     const COUNT: usize = 25_000;  in linearizable()  constant
583     const COUNT: usize = 100;  in fairness()  constant
585     const COUNT: usize = 10_000;  in fairness()  constant
608     const COUNT: usize = 100;  in fairness_duplicates()  constant
610     const COUNT: usize = 10_000;  in fairness_duplicates()  constant
655     const COUNT: usize = 100;  in channel_through_channel()  constant
657     const COUNT: usize = 1000;  in channel_through_channel()  constant