1error[E0601]: `main` function not found in crate `cfg_in_crate_1`
2  --> $DIR/cfg-in-crate-1.rs:3:1
3   |
4LL | #![cfg(bar)]
5   | ^^^^^^^^^^^^ consider adding a `main` function to `$DIR/cfg-in-crate-1.rs`
6
7error: aborting due to previous error
8
9For more information about this error, try `rustc --explain E0601`.
10