Lines       Copies    Function name
  -----       ------    -------------
  153 (100%)  5 (100%)  (TOTAL)
   59 (38.6%) 1 (20.0%) core::fmt::Arguments::new_v1
   30 (19.6%) 1 (20.0%) <concurrent_queue::PopError as core::fmt::Debug>::fmt
   30 (19.6%) 1 (20.0%) <concurrent_queue::PopError as core::fmt::Display>::fmt
   17 (11.1%) 1 (20.0%) concurrent_queue::PopError::is_closed
   17 (11.1%) 1 (20.0%) concurrent_queue::PopError::is_empty