Fatal error: Uncaught Error: Class "Hamcrest\AbstractMatcherTest" not found in /home/rwebserver/public_html/operations/vendor/hamcrest/hamcrest-php/tests/Hamcrest/Core/IsTest.php:4
Stack trace:
#0 {main}
thrown in /home/rwebserver/public_html/operations/vendor/hamcrest/hamcrest-php/tests/Hamcrest/Core/IsTest.php on line 4