src/test/ui/conditional-compilation/cfg-attr-cfg-2.stderr

error[E0601]: `main` function not found in crate `cfg_attr_cfg_2`
   |
   = note: consider adding a `main` function to `$DIR/cfg-attr-cfg-2.rs`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0601`.