-```
-[...]
-warning: DefId(0/0:128 ~ lib[8787]::f64[0]::{{impl}}[0]::classify[0]):
-fn f64::<impl at ./target/libcore/src/libcore/num/f64.rs:156:1: 490:2>::classify(_1: f64) -> num::FpCategory{
-[...]
-}
-warning: stmt _3 = _1
-warning: stmt _5 = BitAnd(move _6, const Unevaluated(DefId(0/0:130 ~ lib[8787]::f64[0]::{{impl}}[0]::classify[0]::MAN_MASK[0]), []):u64)
-thread 'main' panicked at 'called `Option::unwrap()` on a `None` value', libcore/option.rs:345:21
-stack backtrace:
-[...]
- 10: <core::option::Option<T>>::unwrap
- at /checkout/src/libcore/macros.rs:20
- 11: rustc_codegen_cranelift::constant::trans_constant
- at src/constant.rs:26
-[...]
-```
+### Contribution
+
+Unless you explicitly state otherwise, any contribution intentionally submitted
+for inclusion in the work by you shall be dual licensed as above, without any
+additional terms or conditions.