extern crate rbatis;

use rbdc_mysql::driver::MysqlDriver;
#[tokio::main]
async fn main() {
    // println!("Hello, world!");
    let rb = rbatis::Rbatis::new();
    let res = rb.init(MysqlDriver {}, "mysql://root:admin@localhost:13308/test");
    if res.is_ok() {
        println!("Hello, world!");
    } else {
        println!("failed");
    }
}

The database_url is wrong. but the code could also run. There may be a bug with the function init()

you must use rb.link() replace rb.init()
check database url must call method init method and than call rb.try_acquire().await?;