Lines       Copies    Function name
  -----       ------    -------------
  101 (100%)  4 (100%)  (TOTAL)
   55 (54.5%) 1 (25.0%) <async_compression::Level as core::fmt::Debug>::fmt
   32 (31.7%) 1 (25.0%) core::fmt::num::<impl core::fmt::Debug for u32>::fmt
   10 (9.9%)  1 (25.0%) <&T as core::fmt::Debug>::fmt
    4 (4.0%)  1 (25.0%) core::ptr::drop_in_place<&u32>