Trait tracing_core::stdlib::marker::Sync

1.0.0 · source ·
pub unsafe auto trait Sync { }
Expand description

Types for which it is safe to share references between threads.

This trait is automatically implemented when the compiler determines it’s appropriate.

The precise definition is: a type T is Sync if and only if &T is Send. In other words, if there is no possibility of undefined behavior (including data races) when passing &T references between threads.

As one would expect, primitive types like u8 and f64 are all Sync, and so are simple aggregate types containing them, like tuples, structs and enums. More examples of basic Sync types include “immutable” types like &T, and those with simple inherited mutability, such as Box<T>, Vec<T> and most other collection types. (Generic parameters need to be Sync for their container to be Sync.)

A somewhat surprising consequence of the definition is that &mut T is Sync (if T is Sync) even though it seems like that might provide unsynchronized mutation. The trick is that a mutable reference behind a shared reference (that is, & &mut T) becomes read-only, as if it were a & &T. Hence there is no risk of a data race.

A shorter overview of how Sync and Send relate to referencing:

  • &T is Send if and only if T is Sync
  • &mut T is Send if and only if T is Send
  • &T and &mut T are Sync if and only if T is Sync

Types that are not Sync are those that have “interior mutability” in a non-thread-safe form, such as Cell and RefCell. These types allow for mutation of their contents even through an immutable, shared reference. For example the set method on Cell<T> takes &self, so it requires only a shared reference &Cell<T>. The method performs no synchronization, thus Cell cannot be Sync.

Another example of a non-Sync type is the reference-counting pointer Rc. Given any reference &Rc<T>, you can clone a new Rc<T>, modifying the reference counts in a non-atomic way.

For cases when one does need thread-safe interior mutability, Rust provides atomic data types, as well as explicit locking via sync::Mutex and sync::RwLock. These types ensure that any mutation cannot cause data races, hence the types are Sync. Likewise, sync::Arc provides a thread-safe analogue of Rc.

Any types with interior mutability must also use the cell::UnsafeCell wrapper around the value(s) which can be mutated through a shared reference. Failing to doing this is undefined behavior. For example, transmute-ing from &T to &mut T is invalid.

See the Nomicon for more details about Sync.

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1.26.0 · source§

impl !Sync for Args

1.26.0 · source§

impl !Sync for ArgsOs

1.6.0 · source§

impl Sync for tracing_core::stdlib::string::Drain<'_>

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impl Sync for AtomicBool

1.34.0 · source§

impl Sync for AtomicI8

1.34.0 · source§

impl Sync for AtomicI16

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impl Sync for AtomicI32

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impl Sync for AtomicI64

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impl Sync for AtomicIsize

1.34.0 · source§

impl Sync for AtomicU8

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impl Sync for AtomicU16

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impl Sync for AtomicU32

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impl Sync for AtomicU64

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impl Sync for AtomicUsize

1.36.0 · source§

impl Sync for Waker

1.44.0 · source§

impl<'a> Sync for IoSlice<'a>

1.44.0 · source§

impl<'a> Sync for IoSliceMut<'a>

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impl<'a, T> Sync for OnceRef<'a, T>where T: Sync,

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impl<Dyn> Sync for DynMetadata<Dyn>where Dyn: ?Sized,

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impl<T> !Sync for *const Twhere T: ?Sized,

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impl<T> !Sync for *mut Twhere T: ?Sized,

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impl<T> !Sync for Cell<T>where T: ?Sized,

1.70.0 · source§

impl<T> !Sync for OnceCell<T>

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impl<T> !Sync for RefCell<T>where T: ?Sized,

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impl<T> !Sync for UnsafeCell<T>where T: ?Sized,

1.25.0 · source§

impl<T> !Sync for NonNull<T>where T: ?Sized,

NonNull pointers are not Sync because the data they reference may be aliased.

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impl<T> !Sync for Receiver<T>

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impl<T> Sync for OnceBox<T>where T: Sync + Send,

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impl<T> Sync for ThinBox<T>where T: Sync + ?Sized,

ThinBox<T> is Sync if T is Sync because the data is owned.

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impl<T> Sync for SyncUnsafeCell<T>where T: Sync + ?Sized,

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impl<T> Sync for tracing_core::stdlib::collections::linked_list::Iter<'_, T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::collections::linked_list::IterMut<'_, T>where T: Sync,

1.31.0 · source§

impl<T> Sync for ChunksExactMut<'_, T>where T: Sync,

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impl<T> Sync for ChunksMut<'_, T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::slice::Iter<'_, T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::slice::IterMut<'_, T>where T: Sync,

1.31.0 · source§

impl<T> Sync for RChunksExactMut<'_, T>where T: Sync,

1.31.0 · source§

impl<T> Sync for RChunksMut<'_, T>where T: Sync,

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impl<T> Sync for AtomicPtr<T>

1.72.0 · source§

impl<T> Sync for Sender<T>where T: Send,

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impl<T> Sync for Exclusive<T>where T: ?Sized,

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impl<T> Sync for Mutex<T>where T: Send + ?Sized,

1.19.0 · source§

impl<T> Sync for MutexGuard<'_, T>where T: Sync + ?Sized,

1.70.0 · source§

impl<T> Sync for OnceLock<T>where T: Sync + Send,

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impl<T> Sync for RwLock<T>where T: Send + Sync + ?Sized,

1.23.0 · source§

impl<T> Sync for RwLockReadGuard<'_, T>where T: Sync + ?Sized,

1.23.0 · source§

impl<T> Sync for RwLockWriteGuard<'_, T>where T: Sync + ?Sized,

1.29.0 · source§

impl<T> Sync for JoinHandle<T>

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impl<T, A> !Sync for Rc<T, A>where A: Allocator, T: ?Sized,

1.4.0 · source§

impl<T, A> !Sync for tracing_core::stdlib::rc::Weak<T, A>where A: Allocator, T: ?Sized,

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impl<T, A> Sync for tracing_core::stdlib::collections::linked_list::Cursor<'_, T, A>where T: Sync, A: Allocator + Sync,

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impl<T, A> Sync for tracing_core::stdlib::collections::linked_list::CursorMut<'_, T, A>where T: Sync, A: Allocator + Sync,

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impl<T, A> Sync for LinkedList<T, A>where T: Sync, A: Allocator + Sync,

1.6.0 · source§

impl<T, A> Sync for tracing_core::stdlib::collections::vec_deque::Drain<'_, T, A>where T: Sync, A: Allocator + Sync,

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impl<T, A> Sync for Arc<T, A>where T: Sync + Send + ?Sized, A: Allocator + Sync,

1.4.0 · source§

impl<T, A> Sync for tracing_core::stdlib::sync::Weak<T, A>where T: Sync + Send + ?Sized, A: Allocator + Sync,

1.6.0 · source§

impl<T, A> Sync for tracing_core::stdlib::vec::Drain<'_, T, A>where T: Sync, A: Sync + Allocator,

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impl<T, A> Sync for tracing_core::stdlib::vec::IntoIter<T, A>where T: Sync, A: Allocator + Sync,

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impl<T, F> Sync for Lazy<T, F>where F: Send, OnceCell<T>: Sync,

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impl<T, F> Sync for LazyLock<T, F>where T: Sync + Send, F: Send,

Auto implementors§

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impl !Sync for State

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impl !Sync for Vars

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impl !Sync for VarsOs

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impl !Sync for OnceState

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impl !Sync for RawWaker

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impl Sync for MustAbort

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impl Sync for LevelInner

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impl Sync for Parent

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impl Sync for CurrentInner

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impl Sync for InterestKind

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impl Sync for AsciiChar

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impl Sync for BacktraceStatus

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impl Sync for tracing_core::stdlib::cmp::Ordering

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impl Sync for TryReserveErrorKind

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impl Sync for Infallible

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impl Sync for VarError

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impl Sync for c_void

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impl Sync for tracing_core::stdlib::fmt::Alignment

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impl Sync for ErrorKind

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impl Sync for SeekFrom

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impl Sync for IpAddr

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impl Sync for Ipv6MulticastScope

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impl Sync for Shutdown

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impl Sync for tracing_core::stdlib::net::SocketAddr

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impl Sync for FpCategory

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impl Sync for IntErrorKind

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impl Sync for AncillaryError

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impl Sync for BacktraceStyle

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impl Sync for Which

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impl Sync for SearchStep

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impl Sync for tracing_core::stdlib::sync::atomic::Ordering

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impl Sync for RecvTimeoutError

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impl Sync for TryRecvError

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impl Sync for Dispatchers

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impl Sync for Callsites

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impl Sync for DefaultCallsite

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impl Sync for Identifier

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impl Sync for DefaultGuard

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impl Sync for Registrar

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impl Sync for SetGlobalDefaultError

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impl Sync for WeakDispatch

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impl Sync for tracing_core::field::Empty

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impl Sync for FieldSet

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impl Sync for tracing_core::field::Iter

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impl Sync for tracing_core::metadata::Kind

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impl Sync for ParseLevelError

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impl Sync for ParseLevelFilterError

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impl Sync for Current

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impl Sync for Id

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impl Sync for Dispatch

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impl Sync for Field

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impl Sync for Level

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impl Sync for LevelFilter

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impl Sync for tracing_core::Once

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impl Sync for Interest

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impl Sync for NoSubscriber

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impl Sync for AllocError

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impl Sync for Global

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impl Sync for Layout

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impl Sync for LayoutError

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impl Sync for System

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impl Sync for TypeId

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impl Sync for CpuidResult

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impl Sync for __m128

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impl Sync for __m128bh

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impl Sync for __m128d

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impl Sync for __m128i

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impl Sync for __m256

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impl Sync for __m256bh

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impl Sync for __m256d

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impl Sync for __m256i

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impl Sync for __m512

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impl Sync for __m512bh

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impl Sync for __m512d

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impl Sync for __m512i

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impl Sync for TryFromSliceError

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impl Sync for tracing_core::stdlib::ascii::EscapeDefault

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impl Sync for Backtrace

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impl Sync for BacktraceFrame

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impl Sync for BorrowError

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impl Sync for BorrowMutError

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impl Sync for CharTryFromError

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impl Sync for DecodeUtf16Error

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impl Sync for tracing_core::stdlib::char::EscapeDebug

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impl Sync for tracing_core::stdlib::char::EscapeDefault

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impl Sync for tracing_core::stdlib::char::EscapeUnicode

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impl Sync for ParseCharError

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impl Sync for ToLowercase

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impl Sync for ToUppercase

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impl Sync for TryFromCharError

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impl Sync for DefaultHasher

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impl Sync for RandomState

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impl Sync for TryReserveError

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impl Sync for JoinPathsError

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impl Sync for CStr

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impl Sync for CString

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impl Sync for FromBytesUntilNulError

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impl Sync for FromBytesWithNulError

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impl Sync for FromVecWithNulError

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impl Sync for IntoStringError

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impl Sync for NulError

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impl Sync for OsStr

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impl Sync for OsString

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impl Sync for tracing_core::stdlib::fmt::Error

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impl Sync for DirBuilder

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impl Sync for DirEntry

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impl Sync for File

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impl Sync for FileTimes

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impl Sync for FileType

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impl Sync for tracing_core::stdlib::fs::Metadata

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impl Sync for OpenOptions

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impl Sync for Permissions

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impl Sync for ReadDir

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impl Sync for SipHasher

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impl Sync for BasicBlock

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impl Sync for tracing_core::stdlib::io::Empty

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impl Sync for tracing_core::stdlib::io::Error

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impl Sync for tracing_core::stdlib::io::Repeat

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impl Sync for Sink

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impl Sync for Stderr

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impl Sync for Stdin

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impl Sync for Stdout

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impl Sync for WriterPanicked

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impl Sync for Assume

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impl Sync for AddrParseError

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impl Sync for IntoIncoming

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impl Sync for Ipv4Addr

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impl Sync for Ipv6Addr

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impl Sync for SocketAddrV4

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impl Sync for SocketAddrV6

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impl Sync for TcpListener

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impl Sync for TcpStream

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impl Sync for UdpSocket

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impl Sync for NonZeroI8

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impl Sync for NonZeroI16

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impl Sync for NonZeroI32

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impl Sync for NonZeroI64

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impl Sync for NonZeroI128

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impl Sync for NonZeroIsize

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impl Sync for NonZeroU8

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impl Sync for NonZeroU16

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impl Sync for NonZeroU32

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impl Sync for NonZeroU64

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impl Sync for NonZeroU128

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impl Sync for NonZeroUsize

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impl Sync for ParseFloatError

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impl Sync for ParseIntError

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impl Sync for TryFromIntError

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impl Sync for RangeFull

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impl Sync for OwnedFd

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impl Sync for PidFd

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impl Sync for stat

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impl Sync for tracing_core::stdlib::os::unix::net::SocketAddr

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impl Sync for SocketCred

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impl Sync for UnixDatagram

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impl Sync for UnixListener

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impl Sync for UnixStream

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impl Sync for UCred

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impl Sync for Path

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impl Sync for PathBuf

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impl Sync for StripPrefixError

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impl Sync for Child

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impl Sync for ChildStderr

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impl Sync for ChildStdin

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impl Sync for ChildStdout

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impl Sync for Command

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impl Sync for ExitCode

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impl Sync for ExitStatus

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impl Sync for ExitStatusError

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impl Sync for Output

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impl Sync for Stdio

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impl Sync for tracing_core::stdlib::ptr::Alignment

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impl Sync for ParseBoolError

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impl Sync for Utf8Error

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impl Sync for FromUtf8Error

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impl Sync for FromUtf16Error

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impl Sync for String

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impl Sync for RecvError

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impl Sync for Barrier

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impl Sync for BarrierWaitResult

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impl Sync for Condvar

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impl Sync for WaitTimeoutResult

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impl Sync for RawWakerVTable

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impl Sync for AccessError

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impl Sync for Builder

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impl Sync for Thread

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impl Sync for ThreadId

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impl Sync for Duration

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impl Sync for Instant

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impl Sync for SystemTime

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impl Sync for SystemTimeError

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impl Sync for TryFromFloatSecsError

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impl Sync for PhantomPinned

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impl<'a> !Sync for Entered<'a>

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impl<'a> !Sync for ValueSet<'a>

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impl<'a> !Sync for Attributes<'a>

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impl<'a> !Sync for Record<'a>

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impl<'a> !Sync for Event<'a>

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impl<'a> !Sync for Request<'a>

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impl<'a> !Sync for Arguments<'a>

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impl<'a> !Sync for Formatter<'a>

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impl<'a> !Sync for PanicInfo<'a>

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impl<'a> !Sync for Context<'a>

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impl<'a> Sync for Rebuilder<'a>

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impl<'a> Sync for AncillaryData<'a>

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impl<'a> Sync for Component<'a>

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impl<'a> Sync for Prefix<'a>

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impl<'a> Sync for tracing_core::Metadata<'a>

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impl<'a> Sync for SplitPaths<'a>

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impl<'a> Sync for BorrowedCursor<'a>

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impl<'a> Sync for StderrLock<'a>

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impl<'a> Sync for StdinLock<'a>

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impl<'a> Sync for StdoutLock<'a>

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impl<'a> Sync for tracing_core::stdlib::net::Incoming<'a>

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impl<'a> Sync for tracing_core::stdlib::os::unix::net::Incoming<'a>

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impl<'a> Sync for Messages<'a>

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impl<'a> Sync for ScmCredentials<'a>

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impl<'a> Sync for ScmRights<'a>

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impl<'a> Sync for SocketAncillary<'a>

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impl<'a> Sync for Location<'a>

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impl<'a> Sync for Ancestors<'a>

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impl<'a> Sync for Components<'a>

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impl<'a> Sync for Display<'a>

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impl<'a> Sync for tracing_core::stdlib::path::Iter<'a>

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impl<'a> Sync for PrefixComponent<'a>

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impl<'a> Sync for CommandArgs<'a>

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impl<'a> Sync for CommandEnvs<'a>

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impl<'a> Sync for EscapeAscii<'a>

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impl<'a> Sync for CharSearcher<'a>

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impl<'a> Sync for tracing_core::stdlib::str::Bytes<'a>

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impl<'a> Sync for CharIndices<'a>

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impl<'a> Sync for Chars<'a>

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impl<'a> Sync for EncodeUtf16<'a>

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impl<'a> Sync for tracing_core::stdlib::str::EscapeDebug<'a>

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impl<'a> Sync for tracing_core::stdlib::str::EscapeDefault<'a>

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impl<'a> Sync for tracing_core::stdlib::str::EscapeUnicode<'a>

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impl<'a> Sync for tracing_core::stdlib::str::Lines<'a>

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impl<'a> Sync for LinesAny<'a>

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impl<'a> Sync for SplitAsciiWhitespace<'a>

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impl<'a> Sync for SplitWhitespace<'a>

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impl<'a> Sync for Utf8Chunk<'a>

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impl<'a> Sync for Utf8Chunks<'a>

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impl<'a, 'b> !Sync for DebugList<'a, 'b>

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impl<'a, 'b> !Sync for DebugMap<'a, 'b>

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impl<'a, 'b> !Sync for DebugSet<'a, 'b>

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impl<'a, 'b> !Sync for DebugStruct<'a, 'b>

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impl<'a, 'b> !Sync for DebugTuple<'a, 'b>

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impl<'a, 'b> Sync for CharSliceSearcher<'a, 'b>

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impl<'a, 'b> Sync for StrSearcher<'a, 'b>

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impl<'a, 'b, const N: usize> Sync for CharArrayRefSearcher<'a, 'b, N>

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impl<'a, 'f> !Sync for VaList<'a, 'f>

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impl<'a, A> Sync for tracing_core::stdlib::option::Iter<'a, A>where A: Sync,

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impl<'a, A> Sync for tracing_core::stdlib::option::IterMut<'a, A>where A: Sync,

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impl<'a, B: ?Sized> Sync for Cow<'a, B>where B: Sync, <B as ToOwned>::Owned: Sync,

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impl<'a, F> Sync for CharPredicateSearcher<'a, F>where F: Sync,

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impl<'a, I> Sync for ByRefSized<'a, I>where I: Sync,

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impl<'a, I, A> Sync for Splice<'a, I, A>where A: Sync, I: Sync, <I as Iterator>::Item: Sync,

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impl<'a, K> Sync for tracing_core::stdlib::collections::hash_set::Drain<'a, K>where K: Sync,

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impl<'a, K> Sync for tracing_core::stdlib::collections::hash_set::Iter<'a, K>where K: Sync,

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impl<'a, K, F> Sync for tracing_core::stdlib::collections::hash_set::ExtractIf<'a, K, F>where F: Sync, K: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::Entry<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::Cursor<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::Iter<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::IterMut<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::Keys<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::Range<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for RangeMut<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::Values<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::btree_map::ValuesMut<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::Drain<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::Iter<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::IterMut<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::Keys<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::OccupiedEntry<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::OccupiedError<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::VacantEntry<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::Values<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V> Sync for tracing_core::stdlib::collections::hash_map::ValuesMut<'a, K, V>where K: Sync, V: Sync,

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impl<'a, K, V, A> Sync for tracing_core::stdlib::collections::btree_map::Entry<'a, K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<'a, K, V, A> Sync for tracing_core::stdlib::collections::btree_map::CursorMut<'a, K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<'a, K, V, A> Sync for tracing_core::stdlib::collections::btree_map::OccupiedEntry<'a, K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<'a, K, V, A> Sync for tracing_core::stdlib::collections::btree_map::OccupiedError<'a, K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<'a, K, V, A> Sync for tracing_core::stdlib::collections::btree_map::VacantEntry<'a, K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<'a, K, V, F> Sync for tracing_core::stdlib::collections::hash_map::ExtractIf<'a, K, V, F>where F: Sync, K: Sync, V: Sync,

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impl<'a, K, V, F, A> Sync for tracing_core::stdlib::collections::btree_map::ExtractIf<'a, K, V, F, A>where A: Sync, F: Sync, K: Sync, V: Sync,

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impl<'a, K, V, S> Sync for RawEntryMut<'a, K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<'a, K, V, S> Sync for RawEntryBuilder<'a, K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<'a, K, V, S> Sync for RawEntryBuilderMut<'a, K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<'a, K, V, S> Sync for RawOccupiedEntryMut<'a, K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<'a, K, V, S> Sync for RawVacantEntryMut<'a, K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<'a, P> Sync for MatchIndices<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for Matches<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for RMatchIndices<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for RMatches<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for tracing_core::stdlib::str::RSplit<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for tracing_core::stdlib::str::RSplitN<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for RSplitTerminator<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for tracing_core::stdlib::str::Split<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for tracing_core::stdlib::str::SplitInclusive<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for tracing_core::stdlib::str::SplitN<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, P> Sync for SplitTerminator<'a, P>where <P as Pattern<'a>>::Searcher: Sync,

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impl<'a, T> !Sync for tracing_core::stdlib::sync::mpsc::Iter<'a, T>

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impl<'a, T> !Sync for TryIter<'a, T>

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impl<'a, T> Sync for tracing_core::stdlib::collections::binary_heap::Iter<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::btree_set::Iter<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::btree_set::Range<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::btree_set::SymmetricDifference<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::btree_set::Union<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::vec_deque::Iter<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::collections::vec_deque::IterMut<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::result::Iter<'a, T>where T: Sync,

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impl<'a, T> Sync for tracing_core::stdlib::result::IterMut<'a, T>where T: Sync,

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impl<'a, T> Sync for Chunks<'a, T>where T: Sync,

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impl<'a, T> Sync for ChunksExact<'a, T>where T: Sync,

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impl<'a, T> Sync for RChunks<'a, T>where T: Sync,

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impl<'a, T> Sync for RChunksExact<'a, T>where T: Sync,

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impl<'a, T> Sync for Windows<'a, T>where T: Sync,

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impl<'a, T, A> Sync for tracing_core::stdlib::collections::binary_heap::Drain<'a, T, A>where A: Sync, T: Sync,

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impl<'a, T, A> Sync for DrainSorted<'a, T, A>where A: Sync, T: Sync,

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impl<'a, T, A> Sync for PeekMut<'a, T, A>where A: Sync, T: Sync,

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impl<'a, T, A> Sync for tracing_core::stdlib::collections::btree_set::Difference<'a, T, A>where A: Sync, T: Sync,

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impl<'a, T, A> Sync for tracing_core::stdlib::collections::btree_set::Intersection<'a, T, A>where A: Sync, T: Sync,

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impl<'a, T, F, A = Global> !Sync for tracing_core::stdlib::collections::linked_list::ExtractIf<'a, T, F, A>

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impl<'a, T, F, A> Sync for tracing_core::stdlib::collections::btree_set::ExtractIf<'a, T, F, A>where A: Sync, F: Sync, T: Sync,

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impl<'a, T, F, A> Sync for tracing_core::stdlib::vec::ExtractIf<'a, T, F, A>where A: Sync, F: Sync, T: Sync,

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impl<'a, T, P> Sync for GroupBy<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for GroupByMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for tracing_core::stdlib::slice::RSplit<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for RSplitMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for tracing_core::stdlib::slice::RSplitN<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for RSplitNMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for tracing_core::stdlib::slice::Split<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for tracing_core::stdlib::slice::SplitInclusive<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for SplitInclusiveMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for SplitMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for tracing_core::stdlib::slice::SplitN<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, P> Sync for SplitNMut<'a, T, P>where P: Sync, T: Sync,

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impl<'a, T, S> Sync for tracing_core::stdlib::collections::hash_set::Difference<'a, T, S>where S: Sync, T: Sync,

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impl<'a, T, S> Sync for tracing_core::stdlib::collections::hash_set::Intersection<'a, T, S>where S: Sync, T: Sync,

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impl<'a, T, S> Sync for tracing_core::stdlib::collections::hash_set::SymmetricDifference<'a, T, S>where S: Sync, T: Sync,

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impl<'a, T, S> Sync for tracing_core::stdlib::collections::hash_set::Union<'a, T, S>where S: Sync, T: Sync,

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impl<'a, T, const N: usize> !Sync for ArrayWindows<'a, T, N>

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impl<'a, T, const N: usize> Sync for tracing_core::stdlib::slice::ArrayChunks<'a, T, N>where T: Sync,

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impl<'a, T, const N: usize> Sync for ArrayChunksMut<'a, T, N>where T: Sync,

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impl<'a, const N: usize> Sync for CharArraySearcher<'a, N>

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impl<'b, T> !Sync for Ref<'b, T>

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impl<'b, T> !Sync for RefMut<'b, T>

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impl<'data> Sync for BorrowedBuf<'data>

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impl<'f> !Sync for VaListImpl<'f>

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impl<'fd> Sync for BorrowedFd<'fd>

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impl<'scope, 'env> Sync for Scope<'scope, 'env>

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impl<'scope, T> Sync for ScopedJoinHandle<'scope, T>where T: Send + Sync,

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impl<A> Sync for tracing_core::stdlib::iter::Repeat<A>where A: Sync,

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impl<A> Sync for tracing_core::stdlib::option::IntoIter<A>where A: Sync,

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impl<A, B> Sync for tracing_core::stdlib::iter::Chain<A, B>where A: Sync, B: Sync,

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impl<A, B> Sync for Zip<A, B>where A: Sync, B: Sync,

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impl<B> Sync for tracing_core::stdlib::io::Lines<B>where B: Sync,

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impl<B> Sync for tracing_core::stdlib::io::Split<B>where B: Sync,

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impl<B, C> Sync for ControlFlow<B, C>where B: Sync, C: Sync,

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impl<E> Sync for Report<E>where E: Sync,

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impl<F> Sync for PollFn<F>where F: Sync,

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impl<F> Sync for FromFn<F>where F: Sync,

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impl<F> Sync for OnceWith<F>where F: Sync,

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impl<F> Sync for RepeatWith<F>where F: Sync,

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impl<H> Sync for BuildHasherDefault<H>

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impl<I> Sync for FromIter<I>where I: Sync,

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impl<I> Sync for DecodeUtf16<I>where I: Sync,

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impl<I> Sync for Cloned<I>where I: Sync,

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impl<I> Sync for Copied<I>where I: Sync,

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impl<I> Sync for Cycle<I>where I: Sync,

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impl<I> Sync for Enumerate<I>where I: Sync,

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impl<I> Sync for Flatten<I>where I: Sync, <<I as Iterator>::Item as IntoIterator>::IntoIter: Sync,

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impl<I> Sync for Fuse<I>where I: Sync,

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impl<I> Sync for Intersperse<I>where I: Sync, <I as Iterator>::Item: Sync,

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impl<I> Sync for Peekable<I>where I: Sync, <I as Iterator>::Item: Sync,

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impl<I> Sync for Skip<I>where I: Sync,

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impl<I> Sync for StepBy<I>where I: Sync,

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impl<I> Sync for tracing_core::stdlib::iter::Take<I>where I: Sync,

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impl<I, F> Sync for FilterMap<I, F>where F: Sync, I: Sync,

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impl<I, F> Sync for Inspect<I, F>where F: Sync, I: Sync,

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impl<I, F> Sync for Map<I, F>where F: Sync, I: Sync,

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impl<I, F, const N: usize> Sync for MapWindows<I, F, N>where F: Sync, I: Sync, <I as Iterator>::Item: Sync,

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impl<I, G> Sync for IntersperseWith<I, G>where G: Sync, I: Sync, <I as Iterator>::Item: Sync,

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impl<I, P> Sync for Filter<I, P>where I: Sync, P: Sync,

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impl<I, P> Sync for MapWhile<I, P>where I: Sync, P: Sync,

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impl<I, P> Sync for SkipWhile<I, P>where I: Sync, P: Sync,

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impl<I, P> Sync for TakeWhile<I, P>where I: Sync, P: Sync,

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impl<I, St, F> Sync for Scan<I, St, F>where F: Sync, I: Sync, St: Sync,

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impl<I, U, F> Sync for FlatMap<I, U, F>where F: Sync, I: Sync, <U as IntoIterator>::IntoIter: Sync,

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impl<I, const N: usize> Sync for tracing_core::stdlib::iter::ArrayChunks<I, N>where I: Sync, <I as Iterator>::Item: Sync,

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impl<Idx> Sync for tracing_core::stdlib::ops::Range<Idx>where Idx: Sync,

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impl<Idx> Sync for RangeFrom<Idx>where Idx: Sync,

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impl<Idx> Sync for RangeInclusive<Idx>where Idx: Sync,

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impl<Idx> Sync for RangeTo<Idx>where Idx: Sync,

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impl<Idx> Sync for RangeToInclusive<Idx>where Idx: Sync,

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impl<K> Sync for tracing_core::stdlib::collections::hash_set::IntoIter<K>where K: Sync,

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impl<K, V> Sync for tracing_core::stdlib::collections::hash_map::IntoIter<K, V>where K: Sync, V: Sync,

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impl<K, V> Sync for tracing_core::stdlib::collections::hash_map::IntoKeys<K, V>where K: Sync, V: Sync,

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impl<K, V> Sync for tracing_core::stdlib::collections::hash_map::IntoValues<K, V>where K: Sync, V: Sync,

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impl<K, V, A> Sync for tracing_core::stdlib::collections::btree_map::IntoIter<K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<K, V, A> Sync for tracing_core::stdlib::collections::btree_map::IntoKeys<K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<K, V, A> Sync for tracing_core::stdlib::collections::btree_map::IntoValues<K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<K, V, A> Sync for BTreeMap<K, V, A>where A: Sync, K: Sync, V: Sync,

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impl<K, V, S> Sync for HashMap<K, V, S>where K: Sync, S: Sync, V: Sync,

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impl<P> Sync for Pin<P>where P: Sync,

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impl<R> Sync for tracing_core::stdlib::io::Bytes<R>where R: Sync,

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impl<R: ?Sized> Sync for BufReader<R>where R: Sync,

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impl<T> !Sync for Key<T>

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impl<T> !Sync for UniqueRc<T>

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impl<T> !Sync for tracing_core::stdlib::sync::mpsc::IntoIter<T>

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impl<T> Sync for tracing_core::dispatcher::Kind<T>where T: Sync,

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impl<T> Sync for Bound<T>where T: Sync,

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impl<T> Sync for Option<T>where T: Sync,

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impl<T> Sync for TryLockError<T>where T: Sync,

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impl<T> Sync for TrySendError<T>where T: Sync,

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impl<T> Sync for Poll<T>where T: Sync,

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impl<T> Sync for Private<T>where T: Sync,

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impl<T> Sync for DebugValue<T>where T: Sync,

§

impl<T> Sync for DisplayValue<T>where T: Sync,

§

impl<T> Sync for Reverse<T>where T: Sync,

§

impl<T> Sync for Pending<T>

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impl<T> Sync for Ready<T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::io::Cursor<T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::io::Take<T>where T: Sync,

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impl<T> Sync for tracing_core::stdlib::iter::Empty<T>

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impl<T> Sync for tracing_core::stdlib::iter::Once<T>where T: Sync,

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impl<T> Sync for Rev<T>where T: Sync,

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impl<T> Sync for Discriminant<T>

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impl<T> Sync for Saturating<T>where T: Sync,

§

impl<T> Sync for Wrapping<T>where T: Sync,

§

impl<T> Sync for Yeet<T>where T: Sync,

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impl<T> Sync for AssertUnwindSafe<T>where T: Sync,

§

impl<T> Sync for tracing_core::stdlib::result::IntoIter<T>where T: Sync,

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impl<T> Sync for SendError<T>where T: Sync,

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impl<T> Sync for SyncSender<T>where T: Send,

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impl<T> Sync for PoisonError<T>where T: Sync,

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impl<T> Sync for LocalKey<T>

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impl<T> Sync for MaybeUninit<T>where T: Sync,

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impl<T, A> Sync for tracing_core::stdlib::collections::binary_heap::IntoIter<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for IntoIterSorted<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for tracing_core::stdlib::collections::btree_set::IntoIter<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for tracing_core::stdlib::collections::linked_list::IntoIter<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for BTreeSet<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for BinaryHeap<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for VecDeque<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for tracing_core::stdlib::collections::vec_deque::IntoIter<T, A>where A: Sync, T: Sync,

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impl<T, A> Sync for Vec<T, A>where A: Sync, T: Sync,

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impl<T, E> Sync for Result<T, E>where E: Sync, T: Sync,

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impl<T, F = fn() -> T> !Sync for LazyCell<T, F>

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impl<T, F> Sync for Successors<T, F>where F: Sync, T: Sync,

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impl<T, S> Sync for HashSet<T, S>where S: Sync, T: Sync,

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impl<T, U> Sync for tracing_core::stdlib::io::Chain<T, U>where T: Sync, U: Sync,

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impl<T, const LANES: usize> Sync for Mask<T, LANES>where T: Sync,

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impl<T, const N: usize> Sync for tracing_core::stdlib::array::IntoIter<T, N>where T: Sync,

§

impl<T, const N: usize> Sync for Simd<T, N>where T: Sync,

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impl<T: ?Sized> Sync for ManuallyDrop<T>where T: Sync,

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impl<T: ?Sized> Sync for PhantomData<T>where T: Sync,

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impl<T: ?Sized, A> Sync for Box<T, A>where A: Sync, T: Sync,

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impl<W> Sync for IntoInnerError<W>where W: Sync,

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impl<W: ?Sized> Sync for BufWriter<W>where W: Sync,

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impl<W: ?Sized> Sync for LineWriter<W>where W: Sync,

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impl<Y, R> Sync for GeneratorState<Y, R>where R: Sync, Y: Sync,

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impl<const LANES: usize> Sync for LaneCount<LANES>