Seen on multiple builds across extensions, e.g. https://gerrit.wikimedia.org/r/c/mediawiki/extensions/AbuseFilter/+/1062718 and https://gerrit.wikimedia.org/r/c/mediawiki/extensions/CheckUser/+/1064132
Possibly related to T370380: mediawiki/core and mediawiki/vendor both skip composer.lock checks
10:30:58 INFO:quibble.commands:>>> Start: PHPUnit unit tests 10:30:58 INFO:quibble.commands:PHPUnit unit tests 10:30:58 INFO:quibble.commands:composer phpunit:unit -- --exclude-group Broken,ParserFuzz,Stub 10:30:59 > phpunit '--colors=always' '--testsuite=core:unit,extensions:unit,skins:unit' '--exclude-group' 'Broken,ParserFuzz,Stub' 10:30:59 Using PHP 7.4.33 10:30:59 Running without MediaWiki settings because there are no integration tests 10:30:59 wikimedia/minify: 2.8.0 installed, 2.7.0 required. 10:30:59 10:30:59 Error: your composer.lock file is not up to date. Run "composer update" to install newer dependencies 10:30:59 PHPUnit 9.6.19 by Sebastian Bergmann and contributors. 10:30:59 10:30:59 Error in bootstrap script: MediaWiki\Maintenance\MaintenanceFatalError: 10:30:59 10:30:59 #0 /workspace/src/maintenance/checkComposerLockUpToDate.php(65): Maintenance->fatalError() 10:30:59 #1 /workspace/src/tests/common/TestSetup.php(217): CheckComposerLockUpToDate->execute() 10:30:59 #2 /workspace/src/tests/phpunit/bootstrap.php(183): TestSetup::maybeCheckComposerLockUpToDate() 10:30:59 #3 /workspace/src/vendor/phpunit/phpunit/src/Util/FileLoader.php(66): include_once('/workspace/src/...') 10:30:59 #4 /workspace/src/vendor/phpunit/phpunit/src/Util/FileLoader.php(49): PHPUnit\Util\FileLoader::load() 10:30:59 #5 /workspace/src/vendor/phpunit/phpunit/src/TextUI/Command.php(567): PHPUnit\Util\FileLoader::checkAndLoad() 10:30:59 #6 /workspace/src/vendor/phpunit/phpunit/src/TextUI/Command.php(347): PHPUnit\TextUI\Command->handleBootstrap() 10:30:59 #7 /workspace/src/vendor/phpunit/phpunit/src/TextUI/Command.php(114): PHPUnit\TextUI\Command->handleArguments() 10:30:59 #8 /workspace/src/vendor/phpunit/phpunit/src/TextUI/Command.php(99): PHPUnit\TextUI\Command->run() 10:30:59 #9 phpvfscomposer:///workspace/src/vendor/phpunit/phpunit/phpunit(106): PHPUnit\TextUI\Command::main() 10:30:59 #10 /workspace/src/vendor/bin/phpunit(118): include('phpvfscomposer:...') 10:30:59 #11 {main} 10:30:59 Script phpunit handling the phpunit event returned with error code 1 10:30:59 Script @phpunit --colors=always --testsuite=core:unit,extensions:unit,skins:unit was called via phpunit:unit 10:30:59 INFO:quibble.commands:<<< Finish: PHPUnit unit tests, in 1.279 s