src/librustc_error_codes/error_codes/E0136.md

   1 A binary can only have one entry point, and by default that entry point is the
   2 function `main()`. If there are multiple such functions, please rename one.
   3
   4 Erroneous code example:
   5
   6 ```compile_fail,E0136
   7 fn main() {
   8     // ...
   9 }
  10
  11 // ...
  12
  13 fn main() { // error!
  14     // ...
  15 }
  16 ```