rust/tests/rustdoc-ui/doctest/test-compile-fail1.stderr

error[E0428]: the name `f` is defined multiple times
  --> $DIR/test-compile-fail1.rs:8:1
   |
LL | pub fn f() {}
   | ---------- previous definition of the value `f` here
LL |
LL | pub fn f() {}
   | ^^^^^^^^^^ `f` redefined here
   |
   = note: `f` must be defined only once in the value namespace of this module

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0428`.