~~~
The full list of derivable traits is `Eq`, `TotalEq`, `Ord`,
-`TotalOrd`, `Encodable` `Decodable`, `Clone`, `DeepClone`,
+`TotalOrd`, `Encodable` `Decodable`, `Clone`,
`Hash`, `Rand`, `Default`, `Zero`, `FromPrimitive` and `Show`.
# Crates and the module system