1246 pub unsafe trait Immutable {  trait
1525         Self: KnownLayout + Immutable,  in try_ref_from_bytes()
1629         Self: KnownLayout + Immutable,  in try_ref_from_prefix()
1715         Self: KnownLayout + Immutable,  in try_ref_from_suffix()
3546         Self: KnownLayout + Immutable,  in ref_from_bytes()
3634         Self: KnownLayout + Immutable,  in ref_from_prefix()
4621         Self: KnownLayout + Immutable,  in ref_from()
4643         Self: Sized + Immutable,  in slice_from_prefix()
4654         Self: Sized + Immutable,  in slice_from_suffix()
4956         Self: Immutable,  in as_bytes()
5110         Self: Immutable,  in write_to()
5176         Self: Immutable,  in write_to_prefix()
5251         Self: Immutable,  in write_to_suffix()
5319     fn write_to_io<W>(&self, mut dst: W) -> io::Result<()>  in write_to_io()
6018         fn _takes_no_cell(_: &dyn Immutable) {}  in test_object_safety()