The error type for I/O operations of the `Read`, `Write`, `Seek`, and associated traits.| doc.rust-lang.org
A value-to-value conversion that consumes the input value. The opposite of `From`.| doc.rust-lang.org
A list specifying general categories of I/O error.| doc.rust-lang.org
Types for which it is safe to share references between threads.| doc.rust-lang.org
`Result` is a type that represents either success (`Ok`) or failure (`Err`).| doc.rust-lang.org
The `Option` type. See the module level documentation for more.| doc.rust-lang.org
A pointer type that uniquely owns a heap allocation of type `T`.| doc.rust-lang.org