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error[E0277]: `Foo` doesn't implement `Debug`
--> $DIR/no-debug.rs:10:27
|
LL | println!("{:?} {:?}", Foo, Bar);
| ^^^ `Foo` cannot be formatted using `{:?}`
|
= help: the trait `Debug` is not implemented for `Foo`
= note: add `#[derive(Debug)]` to `Foo` or manually `impl Debug for Foo`
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
help: consider annotating `Foo` with `#[derive(Debug)]`
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LL + #[derive(Debug)]
LL | struct Foo;
|
error[E0277]: `Bar` doesn't implement `Debug`
--> $DIR/no-debug.rs:10:32
|
LL | println!("{:?} {:?}", Foo, Bar);
| ^^^ `Bar` cannot be formatted using `{:?}` because it doesn't implement `Debug`
|
= help: the trait `Debug` is not implemented for `Bar`
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `Foo` doesn't implement `std::fmt::Display`
--> $DIR/no-debug.rs:11:23
|
LL | println!("{} {}", Foo, Bar);
| ^^^ `Foo` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `Foo`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error[E0277]: `Bar` doesn't implement `std::fmt::Display`
--> $DIR/no-debug.rs:11:28
|
LL | println!("{} {}", Foo, Bar);
| ^^^ `Bar` cannot be formatted with the default formatter
|
= help: the trait `std::fmt::Display` is not implemented for `Bar`
= note: in format strings you may be able to use `{:?}` (or {:#?} for pretty-print) instead
= note: this error originates in the macro `$crate::format_args_nl` which comes from the expansion of the macro `println` (in Nightly builds, run with -Z macro-backtrace for more info)
error: aborting due to 4 previous errors
For more information about this error, try `rustc --explain E0277`.
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