Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires vimeo/psalm ^5.0 -> satisfiable by vimeo/psalm[5.0.0, ..., 5.26.1]. - vimeo/psalm[5.0.0, ..., 5.7.7] require nikic/php-parser ^4.13 -> found nikic/php-parser[v4.13.0, ..., v4.19.4] but the package is fixed to v5.3.1 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. - vimeo/psalm[5.8.0, ..., 5.13.1] require nikic/php-parser ^4.14 -> found nikic/php-parser[v4.14.0, ..., v4.19.4] but the package is fixed to v5.3.1 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. - vimeo/psalm[5.14.0, ..., 5.25.0] require nikic/php-parser ^4.16 -> found nikic/php-parser[v4.16.0, ..., v4.19.4] but the package is fixed to v5.3.1 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. - vimeo/psalm[5.26.0, ..., 5.26.1] require nikic/php-parser ^4.17 -> found nikic/php-parser[v4.17.0, ..., v4.19.4] but the package is fixed to v5.3.1 (lock file version) by a partial update and that version does not match. Make sure you list it as an argument for the update command. 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.