Lines         Copies      Function name
  -----         ------      -------------
  19416 (100%)  758 (100%)  (TOTAL)
    720 (3.7%)    2 (0.3%)  core::str::pattern::TwoWaySearcher::next
    567 (2.9%)   12 (1.6%)  <core::result::Result<T,E> as core::ops::try_trait::Try>::branch
    555 (2.9%)    9 (1.2%)  alloc::alloc::box_free
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    292 (1.5%)    6 (0.8%)  core::mem::replace
    261 (1.3%)    1 (0.1%)  core::char::methods::encode_utf8_raw
    252 (1.3%)    5 (0.7%)  core::option::Option<T>::map
    242 (1.2%)    1 (0.1%)  jobserver::imp::Client::acquire_allow_interrupts
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    225 (1.2%)    1 (0.1%)  <core::str::pattern::StrSearcher as core::str::pattern::Searcher>::next
    220 (1.1%)    5 (0.7%)  alloc::sync::Weak<T>::inner
    198 (1.0%)    3 (0.4%)  core::result::Result<T,E>::unwrap_or_else
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    167 (0.9%)    1 (0.1%)  jobserver::imp::Client::open
    163 (0.8%)    1 (0.1%)  jobserver::imp::Client::new
    162 (0.8%)    1 (0.1%)  jobserver::Client::from_env
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    145 (0.7%)    5 (0.7%)  core::alloc::layout::Layout::for_value_raw
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    109 (0.6%)   10 (1.3%)  core::ptr::unique::Unique<T>::cast
    104 (0.5%)    5 (0.7%)  core::option::Option<T>::unwrap
    103 (0.5%)    2 (0.3%)  jobserver::imp::spawn_helper::{{closure}}
     97 (0.5%)    1 (0.1%)  alloc::alloc::Global::alloc_impl
     91 (0.5%)    9 (1.2%)  core::ptr::unique::Unique<T>::as_ref
     89 (0.5%)    1 (0.1%)  <T as std::ffi::c_str::CString::new::SpecNewImpl>::spec_new_impl
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     80 (0.4%)   11 (1.5%)  core::mem::manually_drop::ManuallyDrop<T>::into_inner
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     72 (0.4%)   10 (1.3%)  core::ptr::unique::Unique<T>::as_ptr
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     70 (0.4%)    1 (0.1%)  <core::option::Option<T> as core::cmp::PartialEq>::eq
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     68 (0.4%)    2 (0.3%)  core::sync::atomic::atomic_store
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     65 (0.3%)    1 (0.1%)  jobserver::Client::release_raw
     64 (0.3%)    3 (0.4%)  jobserver::Client::from_env::{{closure}}
     63 (0.3%)    2 (0.3%)  <core::option::Option<T> as core::ops::try_trait::Try>::branch
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     60 (0.3%)    6 (0.8%)  core::ptr::write
     59 (0.3%)    8 (1.1%)  core::mem::drop
     59 (0.3%)    6 (0.8%)  core::ptr::non_null::NonNull<T>::cast
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     56 (0.3%)    1 (0.1%)  core::alloc::layout::Layout::array
     55 (0.3%)    2 (0.3%)  alloc::boxed::Box<T>::new
     55 (0.3%)    1 (0.1%)  core::result::Result<T,E>::expect
     55 (0.3%)    1 (0.1%)  jobserver::Client::new
     55 (0.3%)    1 (0.1%)  std::panicking::try
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     54 (0.3%)    1 (0.1%)  core::ptr::drop_in_place<std::thread::Builder::spawn_unchecked_<jobserver::imp::spawn_helper::{{closure}},()>::{{closure}}>
     54 (0.3%)    1 (0.1%)  core::str::<impl str>::split
     53 (0.3%)    1 (0.1%)  core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeFrom<usize>>::index
     53 (0.3%)    1 (0.1%)  std::io::error::Error::kind
     53 (0.3%)    1 (0.1%)  std::sync::once::Once::call_once
     52 (0.3%)    6 (0.8%)  <T as core::convert::Into<U>>::into
     52 (0.3%)    1 (0.1%)  <T as alloc::slice::hack::ConvertVec>::to_vec
     52 (0.3%)    1 (0.1%)  jobserver::Client::acquire_raw
     50 (0.3%)    5 (0.7%)  alloc::rc::is_dangling
     50 (0.3%)    5 (0.7%)  core::mem::manually_drop::ManuallyDrop<T>::new
     50 (0.3%)    1 (0.1%)  <core::option::Option<T> as core::fmt::Debug>::fmt
     50 (0.3%)    1 (0.1%)  core::slice::iter::Iter<T>::post_inc_start
     49 (0.3%)    1 (0.1%)  <jobserver::HelperThread as core::ops::drop::Drop>::drop
     49 (0.3%)    1 (0.1%)  alloc::sync::Arc<T>::is_unique
     49 (0.3%)    1 (0.1%)  jobserver::HelperThread::request_token
     48 (0.2%)    1 (0.1%)  core::str::<impl str>::is_char_boundary
     47 (0.2%)    4 (0.5%)  core::option::Option<T>::take
     47 (0.2%)    1 (0.1%)  <char as core::str::pattern::Pattern>::into_searcher
     47 (0.2%)    1 (0.1%)  <jobserver::Acquired as core::fmt::Debug>::fmt
     47 (0.2%)    1 (0.1%)  <jobserver::HelperInner as core::fmt::Debug>::fmt
     47 (0.2%)    1 (0.1%)  core::option::Option<T>::unwrap_unchecked
     46 (0.2%)    1 (0.1%)  <core::ops::range::Range<T> as core::iter::range::RangeIteratorImpl>::spec_next_back
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     45 (0.2%)    1 (0.1%)  core::slice::iter::Iter<T>::new
     43 (0.2%)    1 (0.1%)  <core::slice::iter::Iter<T> as core::iter::traits::iterator::Iterator>::next
     43 (0.2%)    1 (0.1%)  <std::thread::Packet<T> as core::ops::drop::Drop>::drop
     43 (0.2%)    1 (0.1%)  core::num::<impl usize>::checked_mul
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     42 (0.2%)    3 (0.4%)  std::sync::poison::PoisonError<T>::new
     42 (0.2%)    1 (0.1%)  alloc::alloc::exchange_malloc
     42 (0.2%)    1 (0.1%)  core::ptr::drop_in_place<alloc::boxed::Box<dyn core::any::Any+core::marker::Send>>
     42 (0.2%)    1 (0.1%)  core::ptr::drop_in_place<alloc::boxed::Box<dyn core::ops::function::FnMut<(core::result::Result<jobserver::Acquired,std::io::error::Error>,)>+Output = ()+core::marker::Send>>
     42 (0.2%)    1 (0.1%)  core::ptr::drop_in_place<alloc::boxed::Box<dyn std::error::Error+core::marker::Send+core::marker::Sync>>
     42 (0.2%)    1 (0.1%)  core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::Range<usize>>::get_unchecked
     42 (0.2%)    1 (0.1%)  jobserver::imp::Client::from_fds
     42 (0.2%)    1 (0.1%)  std::process::Command::env
     42 (0.2%)    1 (0.1%)  std::sync::poison::Flag::borrow
     41 (0.2%)    3 (0.4%)  core::ops::function::FnOnce::call_once{{vtable.shim}}
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     41 (0.2%)    1 (0.1%)  core::ptr::drop_in_place<std::thread::JoinInner<()>>
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     41 (0.2%)    1 (0.1%)  core::str::traits::<impl core::slice::index::SliceIndex<str> for core::ops::range::RangeFrom<usize>>::get_unchecked
     40 (0.2%)    5 (0.7%)  alloc::sync::Arc<T>::get_mut_unchecked
     40 (0.2%)    5 (0.7%)  core::mem::align_of_val_raw
     40 (0.2%)    5 (0.7%)  core::mem::size_of_val_raw
     40 (0.2%)    1 (0.1%)  <std::process::Command as std::os::unix::process::CommandExt>::pre_exec
     40 (0.2%)    1 (0.1%)  jobserver::imp::Client::string_arg
     40 (0.2%)    1 (0.1%)  std::io::error::Error::raw_os_error
     39 (0.2%)    7 (0.9%)  core::ptr::non_null::NonNull<T>::as_ptr
     38 (0.2%)    8 (1.1%)  core::mem::maybe_uninit::MaybeUninit<T>::as_mut_ptr
     38 (0.2%)    1 (0.1%)  <jobserver::HelperState as core::fmt::Debug>::fmt
     38 (0.2%)    1 (0.1%)  <jobserver::HelperThread as core::fmt::Debug>::fmt
     38 (0.2%)    1 (0.1%)  <jobserver::imp::Client as core::fmt::Debug>::fmt
     38 (0.2%)    1 (0.1%)  <jobserver::imp::Helper as core::fmt::Debug>::fmt
     38 (0.2%)    1 (0.1%)  core::option::Option<T>::unwrap_or
     37 (0.2%)    1 (0.1%)  <alloc::raw_vec::RawVec<T,A> as core::ops::drop::Drop>::drop
     37 (0.2%)    1 (0.1%)  core::sync::atomic::atomic_add
     37 (0.2%)    1 (0.1%)  core::sync::atomic::atomic_sub
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     35 (0.2%)    1 (0.1%)  <[A] as core::slice::cmp::SlicePartialEq<B>>::equal
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     34 (0.2%)    1 (0.1%)  <std::os::fd::owned::OwnedFd as std::os::fd::raw::FromRawFd>::from_raw_fd
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     32 (0.2%)    1 (0.1%)  core::str::<impl str>::splitn
     32 (0.2%)    1 (0.1%)  jobserver::HelperState::producer_done
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     31 (0.2%)    2 (0.3%)  core::slice::index::<impl core::ops::index::IndexMut<I> for [T]>::index_mut
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      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&std::fs::File>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&std::sync::condvar::Condvar>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&std::sync::mutex::Mutex<jobserver::HelperInner>>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&std::thread::JoinHandle<()>>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&u8>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<&usize>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<<std::sync::mutex::Mutex<T> as core::fmt::Debug>::fmt::LockedPlaceholder>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<bool>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<jobserver::imp::Client::configure::{{closure}}>
      4 (0.0%)    1 (0.1%)  core::ptr::drop_in_place<std::sync::once::Once::call_once<jobserver::imp::spawn_helper::{{closure}}>::{{closure}}>
      4 (0.0%)    1 (0.1%)  std::panicking::panicking
      4 (0.0%)    1 (0.1%)  std::sync::poison::PoisonError<T>::get_ref
      3 (0.0%)    1 (0.1%)  std::thread::panicking
      2 (0.0%)    2 (0.3%)  core::ptr::null_mut
      1 (0.0%)    1 (0.1%)  <core::str::pattern::MatchOnly as core::str::pattern::TwoWayStrategy>::use_early_reject
      1 (0.0%)    1 (0.1%)  <core::str::pattern::RejectAndMatch as core::str::pattern::TwoWayStrategy>::use_early_reject
      1 (0.0%)    1 (0.1%)  core::fmt::UnsafeArg::new
      1 (0.0%)    1 (0.1%)  core::hint::unreachable_unchecked
      1 (0.0%)    1 (0.1%)  core::mem::align_of
      1 (0.0%)    1 (0.1%)  core::mem::size_of
      1 (0.0%)    1 (0.1%)  core::ptr::null