error[E0596]: cannot borrow data in a `&` reference as mutable
--> $DIR/issue-41726.rs:5:9
|
LL | things[src.as_str()].sort();
| ^^^^^^^^^^^^^^^^^^^^ cannot borrow as mutable
= help: trait `IndexMut` is required to modify indexed content, but it is not implemented for `std::collections::HashMap<std::string::String, std::vec::Vec<std::string::String>>`
error: aborting due to previous error
For more information about this error, try `rustc --explain E0596`.