17:42:29 Dependency resolution completed in 0.002 seconds
17:42:29 Your requirements could not be resolved to an installable set of packages.
17:42:29 
17:42:29   Problem 1
17:42:29     - Root composer.json requires mediawiki/mediawiki-codesniffer 44.0.0 -> satisfiable by mediawiki/mediawiki-codesniffer[v44.0.0].
17:42:29     - mediawiki/mediawiki-codesniffer v44.0.0 requires composer/semver 3.3.2 || 3.4.0 || 3.4.2 -> found composer/semver[3.3.2, 3.4.0, 3.4.2] but it conflicts with your root composer.json require (3.4.3).
17:42:29 
17:42:29 Use the option --with-all-dependencies (-W) to allow upgrades, downgrades and removals for packages currently locked to specific versions.
17:42:29 
17:42:29 Installation failed, reverting ./composer.json and ./composer.lock to their original content.