error: `on_error` is experimental; pass '--cfg zerocopy_unstable_derive_on_error' to enable --> $DIR/on_error.rs:13:10 | 13 | #[derive(FromBytes)] | ^^^^^^^^^ | = note: this error originates in the derive macro `FromBytes` (in Nightly builds, run with -Z macro-backtrace for more info) error[E0277]: the trait bound `bool: FromBytes` is not satisfied --> $DIR/on_error.rs:13:10 | 13 | #[derive(FromBytes)] | ^^^^^^^^^ the trait `FromBytes` is not implemented for `bool` | = note: Consider adding `#[derive(FromBytes)]` to `bool` = help: the following other types implement trait `FromBytes`: () (A, B) (A, B, C) (A, B, C, D) (A, B, C, D, E) (A, B, C, D, E, F) (A, B, C, D, E, F, G) (A, B, C, D, E, F, G, H) and 79 others = help: see issue #48214 = note: this error originates in the derive macro `FromBytes` (in Nightly builds, run with -Z macro-backtrace for more info) error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0277`.