Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires lucatume/codeception-snapshot-assertions ^0.4 -> satisfiable by lucatume/codeception-snapshot-assertions[0.4.0, 0.4.1, v0.4.x-dev]. - codeception/codeception[4.1.22, ..., 4.2.3-beta4] require codeception/phpunit-wrapper >6.0.15 <6.1.0 | ^6.6.1 | ^7.7.1 | ^8.1.1 | ^9.0 -> satisfiable by codeception/phpunit-wrapper[6.0.16, ..., 6.8.4, 7.7.1, ..., 7.8.4, 8.1.1, ..., 8.1.6, 9.0.0, ..., 9.0.x-dev]. - codeception/phpunit-wrapper[6.0.16, ..., 6.0.x-dev] require phpunit/phpunit >=5.7.27 <6.5.13 -> found phpunit/phpunit[5.7.27, 6.0.0, ..., 6.5.12] but these were not loaded, because they are affected by security advisories ("�]8;;https://github.com/advisories/GHSA-vvj3-c3rp-c85p�\PKSA-z3gr-8qht-p93v�]8;;�\"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. - codeception/phpunit-wrapper[6.6.1, ..., 6.8.4] require phpunit/phpunit >=6.5.13 <7.0 -> found phpunit/phpunit[6.5.13, 6.5.14] but these were not loaded, because they are affected by security advisories ("�]8;;https://github.com/advisories/GHSA-vvj3-c3rp-c85p�\PKSA-z3gr-8qht-p93v�]8;;�\"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. - codeception/phpunit-wrapper[7.7.1, ..., 7.8.4] require phpunit/phpunit 7.5.* -> found phpunit/phpunit[7.5.0, ..., 7.5.20] but these were not loaded, because they are affected by security advisories ("�]8;;https://github.com/advisories/GHSA-vvj3-c3rp-c85p�\PKSA-z3gr-8qht-p93v�]8;;�\"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. - codeception/phpunit-wrapper[8.0.4, ..., 8.1.6, 9.0.0, ..., 9.0.x-dev] require php >=7.2 -> your php version (7.1; overridden via config.platform, actual: 7.4.33) does not satisfy that requirement. - lucatume/codeception-snapshot-assertions[0.4.0, ..., v0.4.x-dev] require codeception/codeception ^4.0 -> satisfiable by codeception/codeception[4.1.22, ..., 4.2.3-beta4].