Bende dun aldim cenutadan hosting ama bi sikintim var flarum kurulurken hata aliyorum terminalde

Creating a "flarum/flarum" project at "./"
Installing flarum/flarum (v1.0.0)
- Installing flarum/flarum (v1.0.0): Extracting archive
Created project in /home/gsmmaste/public_html/.
Loading composer repositories with package information
Updating dependencies
Your requirements could not be resolved to an installable set of packages