The following tests are not emoji-safe:

```
TEST                     | STATUS    | DURATION

feature_config_args.py   | ✖ Failed  | 17 s
feature_includeconf.py   | ✖ Failed  | 11 s
interface_bitcoin_cli.py | ✖ Failed  | 8 s
wallet_multiwallet.py    | ✖ Failed  | 6 s

ALL                      | ✖ Failed  | 42 s (accumulated) 
Runtime: 17 s
```
{
    if (m_file != nullptr) {
        m_filebuf.close();
        fclose(m_file);
    }
    m_file = nullptr;
}
#else 
static_assert(sizeof(*fs::path().BOOST_FILESYSTEM_C_STR) == sizeof(wchar_t),
    "Warning: This build is using boost::filesystem ofstream and ifstream "
    "implementations which will fail to open paths containing multibyte "
    "characters. You should delete this static_assert to ignore this warning, "
    "or switch to a different C++ standard library like the Microsoft C++ "
    "Standard Library (where boost uses non-standard extensions to construct "
    "stream objects with wide filenames), or the GNU libstdc++ library (where "
    "a more complicated workaround has been implemented above).");
#endif 
#endif 
}