Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require php >=8.2 -> your php version (8.1.30) does not satisfy that requirement.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require php >=8.2 -> your php version (8.1.30) does not satisfy that requirement.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires vimeo/psalm ~5.26.1 -> satisfiable by vimeo/psalm[5.26.1]. - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require phpunit/php-code-coverage ^11.0.6 -> satisfiable by phpunit/php-code-coverage[11.0.6, 11.0.7]. - phpunit/php-code-coverage 11.0.7 requires nikic/php-parser ^5.3.1 -> satisfiable by nikic/php-parser[v5.3.1]. - phpunit/php-code-coverage 11.0.6 requires nikic/php-parser ^5.1.0 -> satisfiable by nikic/php-parser[v5.1.0, v5.2.0, v5.3.0, v5.3.1]. - Conclusion: don't install nikic/php-parser v5.3.1 (conflict analysis result)

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires vimeo/psalm ~5.26.1 -> satisfiable by vimeo/psalm[5.26.1]. - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require phpunit/php-code-coverage ^11.0.6 -> satisfiable by phpunit/php-code-coverage[11.0.6, 11.0.7]. - phpunit/php-code-coverage 11.0.7 requires nikic/php-parser ^5.3.1 -> satisfiable by nikic/php-parser[v5.3.1]. - phpunit/php-code-coverage 11.0.6 requires nikic/php-parser ^5.1.0 -> satisfiable by nikic/php-parser[v5.1.0, v5.2.0, v5.3.0, v5.3.1]. - Conclusion: don't install nikic/php-parser v5.3.1 (conflict analysis result)

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require php >=8.2 -> your php version (8.1.30) does not satisfy that requirement.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - phpunit/phpunit[11.4.0, ..., 11.4.1] require php >=8.2 -> your php version (8.1.30) does not satisfy that requirement.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpunit/phpunit ~11.4.0 -> satisfiable by phpunit/phpunit[11.4.0, 11.4.1]. - vimeo/psalm 5.26.1 conflicts with nikic/php-parser v4.17.0. - Root composer.json requires vimeo/psalm ~5.26.1 -> satisfiable by vimeo/psalm[5.26.1]. - vimeo/psalm 5.26.1 requires nikic/php-parser ^4.17 -> satisfiable by nikic/php-parser[v4.17.0, ..., v4.19.4]. - You can only install one version of a package, so only one of these can be installed: nikic/php-parser[v4.0.0, ..., v4.19.4, v5.0.0, ..., v5.3.1]. - Conclusion: install nikic/php-parser v5.3.1 (conflict analysis result)