Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires api-clients/openapi-client-generator dev-c7333e5840fbe7ed72a2d7d5672f12db228ea398 -> satisfiable by api-clients/openapi-client-generator[dev-c7333e5840fbe7ed72a2d7d5672f12db228ea398]. - api-clients/openapi-client-generator dev-c7333e5840fbe7ed72a2d7d5672f12db228ea398 requires wyrihaximus/async-test-utilities ^10.0.0 -> satisfiable by wyrihaximus/async-test-utilities[10.0.0]. - api-clients/openapi-client-generator dev-c7333e5840fbe7ed72a2d7d5672f12db228ea398 requires wyrihaximus/subsplit-tools dev-main -> satisfiable by wyrihaximus/subsplit-tools[dev-main]. - infection/infection[0.31.1, 0.31.2, 0.31.x-dev] require thecodingmachine/safe ^v3.0 -> satisfiable by thecodingmachine/safe[v3.0.0-alpha1, v3.0.0-alpha2, v3.0.0-beta1, v3.0.0-beta2, v3.0.0, v3.0.1, v3.0.2, v3.1.0, v3.1.1, v3.2.0, v3.3.0]. - wyrihaximus/async-test-utilities 10.0.0 requires wyrihaximus/test-utilities ^8.1.0 -> satisfiable by wyrihaximus/test-utilities[8.1.0]. - wyrihaximus/subsplit-tools dev-main requires thecodingmachine/safe ^2.4 -> satisfiable by thecodingmachine/safe[v2.4.0, v2.5.0]. - wyrihaximus/test-utilities 8.1.0 requires infection/infection ^0.31.1 -> satisfiable by infection/infection[0.31.1, 0.31.2, 0.31.x-dev]. - You can only install one version of a package, so only one of these can be installed: thecodingmachine/safe[v2.4.0, v2.5.0, v3.0.0-alpha1, v3.0.0-alpha2, v3.0.0-beta1, v3.0.0-beta2, v3.0.0, v3.0.1, v3.0.2, v3.1.0, v3.1.1, v3.2.0, v3.3.0].