Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires phpspec/prophecy-phpunit ^2.1.0 -> satisfiable by phpspec/prophecy-phpunit[v2.1.0]. - phpspec/prophecy-phpunit v2.1.0 requires phpunit/phpunit ^9.1 || ^10.1 -> found phpunit/phpunit[9.1.0, ..., 9.6.x-dev, 10.1.0, ..., 10.5.x-dev] but it conflicts with your root composer.json require (^11.0.0). Problem 2 - sebastian/diff[3.0.0, ..., 3.0.2] require php ^7.1 -> your php version (8.3.2) does not satisfy that requirement. - sebastian/diff[4.0.0, ..., 4.0.1] require php ^7.3 -> your php version (8.3.2) does not satisfy that requirement. - infection/infection[0.27.0, ..., 0.27.x-dev] require sebastian/diff ^3.0.2 || ^4.0 || ^5.0 -> satisfiable by sebastian/diff[3.0.2, 3.0.3, 3.0.4, 3.0.x-dev, 4.0.0, ..., 4.0.x-dev, 5.0.0, ..., 5.1.x-dev]. - You can only install one version of a package, so only one of these can be installed: sebastian/diff[3.0.0, ..., 3.0.x-dev, 4.0.0, ..., 4.0.x-dev, 5.0.0, ..., 5.1.x-dev, 6.0.0, 6.0.x-dev]. - phpunit/phpunit[11.0.0, ..., 11.1.x-dev] require sebastian/diff ^6.0 -> satisfiable by sebastian/diff[6.0.0, 6.0.x-dev]. - Root composer.json requires phpunit/phpunit ^11.0.0 -> satisfiable by phpunit/phpunit[11.0.0, ..., 11.1.x-dev]. - Root composer.json requires infection/infection ^0.27.0 -> satisfiable by infection/infection[0.27.0, ..., 0.27.x-dev]. Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.

Process completed with exit code 2.

The job was canceled because "lowest_8_1_ubuntu-latest" failed.