Fatal error: Uncaught RuntimeException: Composer ClassLoader not available. Run tests via PHPUnit with Composer autoloader loaded. in /home/neondra/www/vendor/psy/psysh/test/fixtures/autoload-warmer-vendor/composer/autoload_real.php:22 Stack trace: #0 /home/neondra/www/vendor/psy/psysh/test/fixtures/autoload-warmer-vendor/autoload.php(13): PsyTestComposerFixtureAutoloader::getLoader() #1 {main} thrown in /home/neondra/www/vendor/psy/psysh/test/fixtures/autoload-warmer-vendor/composer/autoload_real.php on line 22