fn clean_targets(
target_kind_human: &str,
target_kind: &str,
toml_targets: Option<&Vec<TomlTarget>>,
inferred: &[(String, PathBuf)],
package_root: &Path,
edition: Edition,
autodiscover: Option<bool>,
warnings: &mut Vec<String>,
errors: &mut Vec<String>,
autodiscover_flag_name: &str
) -> CargoResult<Vec<(PathBuf, TomlTarget)>>