src/test/ui/borrowck/index-mut-help.stderr

   1 error[E0596]: cannot borrow immutable indexed content as mutable
   2   --> $DIR/index-mut-help.rs:11:5
   3    |
   4 LL |     map["peter"].clear();
   5    |     ^^^^^^^^^^^^ cannot borrow as mutable
   6    |
   7    = help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `std::collections::HashMap<&str, std::string::String>`
   8
   9 error[E0594]: cannot assign to immutable indexed content
  10   --> $DIR/index-mut-help.rs:12:5
  11    |
  12 LL |     map["peter"] = "0".to_string();
  13    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ cannot borrow as mutable
  14    |
  15    = help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `std::collections::HashMap<&str, std::string::String>`
  16
  17 error[E0596]: cannot borrow immutable indexed content as mutable
  18   --> $DIR/index-mut-help.rs:13:18
  19    |
  20 LL |     let _ = &mut map["peter"];
  21    |                  ^^^^^^^^^^^^ cannot borrow as mutable
  22    |
  23    = help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `std::collections::HashMap<&str, std::string::String>`
  24
  25 error: aborting due to 3 previous errors
  26
  27 Some errors occurred: E0594, E0596.
  28 For more information about an error, try `rustc --explain E0594`.