Function read_logical_file_bytes_rc 

pub fn read_logical_file_bytes_rc(
    vfs: &Rc<RefCell<Vfs>>,
    vm_session: &Rc<RefCell<SessionHolder>>,
    path: &str,
) -> Result<Vec<u8>, WorkspaceReadError>

Same as read_logical_file_bytes with shared Rc handles (script / REPL).