Process completed with exit code 2.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ^13.0 -> satisfiable by phpunit/phpunit[13.0.0, ..., 13.3.x-dev (alias of dev-main)]. - phpunit/phpunit[dev-main, 13.0.0, ..., 13.3.x-dev] require php >=8.4.1 -> your php version (8.3.32) does not satisfy that requirement. - phpunit/phpunit 13.3.x-dev is an alias of phpunit/phpunit dev-main and thus requires it to be installed too.

Process completed with exit code 2.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ^13.0 -> satisfiable by phpunit/phpunit[13.0.0, ..., 13.3.x-dev (alias of dev-main)]. - Root composer.json requires vimeo/psalm 6.4.0 -> satisfiable by vimeo/psalm[6.4.0]. - phpunit/phpunit[13.0.0, ..., 13.1.0] require sebastian/diff ^8.0.0 -> satisfiable by sebastian/diff[8.0.0, ..., 8.3.0]. - phpunit/phpunit[13.1.1, ..., 13.1.9] require sebastian/diff ^8.1.0 -> satisfiable by sebastian/diff[8.1.0, 8.2.0, 8.2.1, 8.3.0]. - phpunit/phpunit[13.1.10, ..., 13.1.14] require sebastian/diff ^8.3.0 -> satisfiable by sebastian/diff[8.3.0]. - phpunit/phpunit[dev-main, 13.2.0, ..., 13.3.x-dev] require sebastian/diff ^9.0 -> satisfiable by sebastian/diff[9.0.0, 9.0.x-dev]. - Conclusion: don't install sebastian/diff 8.3.0 (conflict analysis result) - Conclusion: don't install sebastian/diff 9.0.0 (conflict analysis result) - phpunit/phpunit 13.3.x-dev is an alias of phpunit/phpunit dev-main and thus requires it to be installed too.

Process completed with exit code 2.