Probably fall-out from {T322864}?
```
08:30:26 $ 'php -d extension=pcov.so -d pcov.enabled=1 -d pcov.directory=/workspace/src/extensions/AbuseFilter -d pcov.exclude='\''@(tests|vendor)@'\'' -d pcov.initial.files=3000 "$MW_INSTALL_PATH"/tests/phpunit/phpunit.php' '--coverage-clover /tmp/clovere7mGV9' '--filter '\''/AbuseFilterConsequencesTest|SpecialAbuseFilterTest|ActionSpecifierTest|ChangeTaggerTest|BuiltinPrioritiesTest|RangeBlockTest|ThrottleTest|ConsequencesFactoryTest|FilterRunnerTest|ConsequenceGetMessageTestTrait|WarnTest|ConsequencesExecutorTest|ParametersTest/'\'''
08:30:26 sh: 1: exec: php -d extension=pcov.so -d pcov.enabled=1 -d pcov.directory=/workspace/src/extensions/AbuseFilter -d pcov.exclude='@(tests|vendor)@' -d pcov.initial.files=3000 "$MW_INSTALL_PATH"/tests/phpunit/phpunit.php: not found
08:30:26
08:30:26 In CloverXml.php line 69:
08:30:26
08:30:26 String could not be parsed as XML
08:30:26
08:30:26
08:30:26 check [--sha1 [SHA1]] [--test-dir TEST-DIR] [--html [HTML]] [--command COMMAND]
```