Function cargo_rustc_command 

pub fn cargo_rustc_command(
    target: &Target,
    project_path: &Path,
    profile: &Profile,
    features: &[String],
    all_features: bool,
    no_default_features: bool,
    build_target: &BuildTarget,
    crate_types: &[CrateType],
) -> Command

Initialises cargo rustc Command with given args and return it.