Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires infection/infection ^0.29 -> satisfiable by infection/infection[0.29.0, ..., 0.29.7]. - infection/infection[0.29.0, ..., 0.29.7] require nikic/php-parser ^5.0 -> found nikic/php-parser[v5.0.0, ..., v5.3.0] but it conflicts with your root composer.json require (^4).

Process completed with exit code 2.

The following actions uses node12 which is deprecated and will be forced to run on node16: kamiazya/setup-graphviz@v1. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/