Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires roave/infection-static-analysis-plugin ^1.34.0 -> satisfiable by roave/infection-static-analysis-plugin[1.34.0, 1.35.0]. - roave/infection-static-analysis-plugin 1.34.0 requires infection/infection 0.27.8 -> found infection/infection[0.27.8] but it conflicts with your root composer.json require (^0.29.0). - roave/infection-static-analysis-plugin 1.35.0 requires infection/infection 0.27.10 -> found infection/infection[0.27.10] but it conflicts with your root composer.json require (^0.29.0). Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.