第三届中国 Rust 开发者大会 王俊吉 RustBelt - Rust 的形式化语义模型 Outline Background • RustBelt Project • Rust Types Overview Rust Semantics • Type System • The own Predict • Exclusive Ownership & Mutable Borrow Borrow Examples • Rc Logics • Hoare Logic • Separation Logic Background ERC Project "RustBelt" 2015-2021 Unlike C/C++, Rust is a safe language But, like C/C++, Rust is also an unsafe language There array-index overflow use after free data race array-index overflow ?? ? ... RustBelt Project Background Ralf Jung, et. al. RustBelt: Securing the Foundations of the Rust Programming Language. In POPL 2018: