warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
  --> examples/benchmark.rs:13:47
   |
13 | use std::sync::atomic::{Ordering, AtomicBool, ATOMIC_BOOL_INIT};
   |                                               ^^^^^^^^^^^^^^^^
   |
   = note: `#[warn(deprecated)]` on by default

warning: use of deprecated item 'std::sync::atomic::ATOMIC_BOOL_INIT': the `new` function is now preferred
  --> examples/benchmark.rs:62:34
   |
62 | static CLIENT_DONE: AtomicBool = ATOMIC_BOOL_INIT;
   |                                  ^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicBool::new(false)`