Lines     Copies    Function name
  -----     ------    -------------
  3 (100%)  3 (100%)  (TOTAL)
  1 (33.3%) 1 (33.3%) <scopeguard::Always as core::fmt::Debug>::fmt
  1 (33.3%) 1 (33.3%) <scopeguard::OnSuccess as core::fmt::Debug>::fmt
  1 (33.3%) 1 (33.3%) <scopeguard::OnUnwind as core::fmt::Debug>::fmt