284     pub fn try_new(x: T) -> Result<Self, AllocError> {  in try_new()
311     pub fn try_new_uninit() -> Result<Box<mem::MaybeUninit<T>>, AllocError> {  in try_new_uninit()
337     pub fn try_new_zeroed() -> Result<Box<mem::MaybeUninit<T>>, AllocError> {  in try_new_zeroed()
390     pub const fn try_new_in(x: T, alloc: A) -> Result<Self, AllocError>  in try_new_in()
465     pub const fn try_new_uninit_in(alloc: A) -> Result<Box<mem::MaybeUninit<T>, A>, AllocError>  in try_new_uninit_in()
537     pub const fn try_new_zeroed_in(alloc: A) -> Result<Box<mem::MaybeUninit<T>, A>, AllocError>  in try_new_zeroed_in()
667     pub fn try_new_uninit_slice(len: usize) -> Result<Box<[mem::MaybeUninit<T>]>, AllocError> {  in try_new_uninit_slice()
699     pub fn try_new_zeroed_slice(len: usize) -> Result<Box<[mem::MaybeUninit<T>]>, AllocError> {  in try_new_zeroed_slice()
1574     fn try_from(boxed_slice: Box<[T]>) -> Result<Self, Self::Error> {  in try_from()
1603     pub fn downcast<T: Any>(self) -> Result<Box<T, A>, Self> {  in downcast()
1662     pub fn downcast<T: Any>(self) -> Result<Box<T, A>, Self> {  in downcast()
1721     pub fn downcast<T: Any>(self) -> Result<Box<T, A>, Self> {  in downcast()
1763     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {  in fmt()  argument
1770     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {  in fmt()  argument
1777     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {  in fmt()  argument