| doctest_bundle_2018.rs:$LINE:$COL: error: `unmangled_name` redeclared with a different signature: this signature doesn't match the previous declaration | |
| error: aborting due to 1 previous error | |
| error: failed to merge doctests | |
| | | |
| = note: requested explicitly on the command line with `--merge-doctests=yes` | |