Remove impl std::process::Termination for True

Cargo.toml

@@ -16,4 +16,3 @@ tokio = "0.2.0-alpha.4"
 bytes = "0.4.12"
 futures-preview = "0.3.0-alpha.18"
 async-trait = "0.1.13"
-libc = "0.2.62"

src/lib.rs

@@ -1,5 +1,3 @@
-#![feature(termination_trait_lib)]
-
 #[macro_use]
 extern crate derive_more;
 #[macro_use]

src/types/unit_true.rs

@@ -4,12 +4,6 @@ use serde::ser::{Serialize, Serializer};
 #[derive(Copy, Clone, Debug, Default, Eq, Hash, PartialEq, PartialOrd, Ord)]
 pub struct True;
 
-impl std::process::Termination for True {
-    fn report(self) -> i32 {
-        libc::EXIT_SUCCESS
-    }
-}
-
 impl std::convert::TryFrom<bool> for True {
     type Error = ();