1 error[E0277]: the trait bound `Option<Vec<u8>>: MyFromIterator<&u8>` is not satisfied
2 --> $DIR/on-trait.rs:28:30
4 LL | let y: Option<Vec<u8>> = collect(x.iter()); // this should give approximately the same error for x.iter().collect()
5 | ^^^^^^^ a collection of type `Option<Vec<u8>>` cannot be built from an iterator over elements of type `&u8`
7 = help: the trait `MyFromIterator<&u8>` is not implemented for `Option<Vec<u8>>`
8 note: required by a bound in `collect`
9 --> $DIR/on-trait.rs:22:39
11 LL | fn collect<A, I: Iterator<Item=A>, B: MyFromIterator<A>>(it: I) -> B {
12 | ^^^^^^^^^^^^^^^^^ required by this bound in `collect`
14 error[E0277]: the trait bound `String: Foo<u8, _, u32>` is not satisfied
15 --> $DIR/on-trait.rs:31:21
17 LL | let x: String = foobar();
18 | ^^^^^^ test error `String` with `u8` `_` `u32` in `Foo`
20 = help: the trait `Foo<u8, _, u32>` is not implemented for `String`
21 note: required by a bound in `foobar`
22 --> $DIR/on-trait.rs:12:24
24 LL | fn foobar<U: Clone, T: Foo<u8, U, u32>>() -> T {
25 | ^^^^^^^^^^^^^^^ required by this bound in `foobar`
27 error: aborting due to 2 previous errors
29 For more information about this error, try `rustc --explain E0277`.