1 error[E0053]: method `b` has an incompatible type for trait
2 --> $DIR/reordered-type-param.rs:16:30
4 LL | fn b<C:Clone,D>(&self, x: C) -> C;
7 LL | fn b<F:Clone,G>(&self, _x: G) -> G { panic!() }
10 | | | expected type parameter `F`, found type parameter `G`
11 | | | help: change the parameter type to match the trait: `F`
12 | | found type parameter
13 | expected type parameter
15 = note: expected fn pointer `fn(&E, F) -> F`
16 found fn pointer `fn(&E, G) -> G`
17 = note: a type parameter was expected, but a different one was found; you might be missing a type parameter or trait bound
18 = note: for more information, visit https://doc.rust-lang.org/book/ch10-02-traits.html#traits-as-parameters
20 error: aborting due to previous error
22 For more information about this error, try `rustc --explain E0053`.