{"ast_node_type":"other","tokens":[{"end":90,"kind":"keyword","start":0,"text":"///"}]}
    /// The exact name and signature are target-dependent. The "main" function will invoke
    /// For all binary crates without `#![no_main]`, Rust will generate a "main" function.
    /// this lang item, passing it the `argc` and `argv` (or null, if those don't exist