```
D:\pwb\GIT\core>pwb site_detect_tests -v MediaWikiSiteTestCase.test_old_version_sites
tests: max_retries reduced from 15 to 1
test_old_version_sites (__main__.MediaWikiSiteTestCase.test_old_version_sites)
Test detection of old MediaWiki sites. ...
test_old_version_sites (__main__.MediaWikiSiteTestCase.test_old_version_sites) (url='kb.mozillazine.org')
Test detection of old MediaWiki sites. ... FAIL
34.108s
======================================================================
FAIL: test_old_version_sites (__main__.MediaWikiSiteTestCase.test_old_version_sites) (url='kb.mozillazine.org')
Test detection of old MediaWiki sites.
----------------------------------------------------------------------
Traceback (most recent call last):
File "D:\pwb\GIT\core\tests\site_detect_tests.py", line 130, in test_old_version_sites
self.assertNoSite(url)
File "D:\pwb\GIT\core\tests\site_detect_tests.py", line 46, in assertNoSite
with self.assertRaises((AttributeError,
AssertionError: (<class 'AttributeError'>, <class 'pywikibot.exceptions.ClientError'>, <class 'ConnectionError'>, <class 'RuntimeError'>, <class 'pywikibot.exceptions.ServerError'>, <class 'requests.exceptions.ConnectionError'>, <class 'requests.exceptions.Timeout'>, <class 'requests.exceptions.TooManyRedirects'>) not raised
----------------------------------------------------------------------
Ran 1 test in 34.109s
FAILED (failures=1)
```
I've also testesd it with Pywikibot 8.1 and it still fails with old version.