Your requirements could not be resolved to an installable set of packages. Problem 1 - roave/infection-static-analysis-plugin 1.33.0 requires infection/infection 0.27.0 -> satisfiable by infection/infection[0.27.0]. - roave/infection-static-analysis-plugin[1.27.0, ..., 1.32.0] require php ~8.1.0 || ~8.2.0 -> your php version (8.3.0) does not satisfy that requirement. - infection/infection 0.27.0 requires symfony/console ^5.4 || ^6.0 -> found symfony/console[v5.4.0, ..., v5.4.32, v6.0.0, ..., v6.4.0] but it conflicts with your root composer.json require (^7.0.0). - Root composer.json requires roave/infection-static-analysis-plugin ^1.27.0 -> satisfiable by roave/infection-static-analysis-plugin[1.27.0, ..., 1.33.0]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.