1 error[E0601]: `main` function not found in crate `cfg_attr_cfg_2`
2 --> $DIR/cfg-attr-cfg-2.rs:9:14
5 | ^ consider adding a `main` function to `$DIR/cfg-attr-cfg-2.rs`
7 error: aborting due to previous error
9 For more information about this error, try `rustc --explain E0601`.