609     let unerased = e.cast::<ErrorImpl<E>>().boxed();  in object_drop()  localVariable
619     let unerased = e.cast::<ErrorImpl<ManuallyDrop<E>>>().boxed();  in object_drop_front()  localVariable
630     let unerased = e.cast::<ErrorImpl<E>>();  in object_ref()  localVariable
670         let unerased = e.cast::<ErrorImpl<E>>();  in object_downcast()  localVariable
696         let unerased = e.cast::<ErrorImpl<E>>().deref_mut();  in object_downcast_mut()  localVariable
717         let unerased = e.cast::<ErrorImpl<ContextError<C, E>>>().deref();  in context_downcast()  localVariable
720         let unerased = e.cast::<ErrorImpl<ContextError<C, E>>>().deref();  in context_downcast()  localVariable
735         let unerased = e.cast::<ErrorImpl<ContextError<C, E>>>().deref_mut();  in context_downcast_mut()  localVariable
738         let unerased = e.cast::<ErrorImpl<ContextError<C, E>>>().deref_mut();  in context_downcast_mut()  localVariable
755         let unerased = e  in context_drop_rest()  localVariable
760         let unerased = e  in context_drop_rest()  localVariable
772     let unerased = e.cast::<ErrorImpl<ContextError<C, Error>>>().deref();  in context_chain_downcast()  localVariable
788     let unerased = e.cast::<ErrorImpl<ContextError<C, Error>>>().deref_mut();  in context_chain_downcast_mut()  localVariable
806         let unerased = e  in context_chain_drop_rest()  localVariable
812         let unerased = e  in context_chain_drop_rest()  localVariable
831     let unerased = e.cast::<ErrorImpl<ContextError<C, Error>>>().deref();  in context_backtrace()  localVariable