error[E0277]: the trait bound `f64: VariadicExt` is not satisfied --> tests/compile-fail/var_type_spread_badtype.rs:5:17 | 5 | fn check(_: List) {} | ^^^^ the trait `VariadicExt` is not implemented for `f64` | = help: the following other types implement trait `VariadicExt`: () (Item, Rest) error[E0277]: the trait bound `f64: VariadicExt` is not satisfied --> tests/compile-fail/var_type_spread_badtype.rs:5:23 | 5 | fn check(_: List) {} | ^^ the trait `VariadicExt` is not implemented for `f64` | = help: the following other types implement trait `VariadicExt`: () (Item, Rest)