问以下rust语言代码中，结构体S实现了crate::T1::T2的方法，如何获取方法列表？

pub struct S;

impl crate::T1::T2 for S {
    fn m1(&mut self){}
    fn m2(&mut self){}
}

impl S {
    fn m3(&mut self){}
}

impl T3 for S {
    fn m4(&mut self){}
}

impl crate::T1::T2 for S {
    fn m5(&mut self){}
}