1 error[E0277]: the trait bound `Error: Default` is not satisfied
2 --> $DIR/derives-span-Default-tuple-struct.rs:8:5
5 | ^^^^^ the trait `Default` is not implemented for `Error`
7 = note: required by `std::default::Default::default`
8 = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0277`.