composer conflict

composer require illuminate/database
    1/3:        http://repo.packagist.org/p/provider-latest$71f180bab1d3b8c1a83539073f5c03ebfb419ef4e34a75a2bf47e9cc573a7864.json
    2/3:        http://repo.packagist.org/p/provider-2020-04$e17c50389b87898f8345048ab9e9c479c35a021e9b6a933d62edc889093b62af.json
    3/3:        http://repo.packagist.org/p/provider-2020-01$74014720047ee3361e84bb25f1ee8388fcedee9e2234a6d2a51776e97177a8a0.json
    Finished: success: 3, skipped: 0, failure: 0, total: 3
Using version ^7.16 for illuminate/database
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - Conclusion: don't install illuminate/database v7.16.1
    - Conclusion: don't install illuminate/database v7.16.0
    - Conclusion: don't install illuminate/database 7.x-dev
    - Can only install one of: laravel/framework[7.x-dev, 6.x-dev].
    - Can only install one of: laravel/framework[v6.0.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.0.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.0.2, 7.x-dev].
    - Can only install one of: laravel/framework[v6.0.3, 7.x-dev].
    - Can only install one of: laravel/framework[v6.0.4, 7.x-dev].
    - Can only install one of: laravel/framework[v6.1.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.10.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.10.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.11.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.12.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.13.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.13.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.14.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.15.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.15.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.16.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.17.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.17.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.10, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.11, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.12, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.13, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.14, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.15, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.16, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.17, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.18, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.19, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.2, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.20, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.3, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.4, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.5, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.6, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.7, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.8, 7.x-dev].
    - Can only install one of: laravel/framework[v6.18.9, 7.x-dev].
    - Can only install one of: laravel/framework[v6.2.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.3.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.4.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.4.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.5.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.5.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.5.2, 7.x-dev].
    - Can only install one of: laravel/framework[v6.6.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.6.1, 7.x-dev].
    - Can only install one of: laravel/framework[v6.6.2, 7.x-dev].
    - Can only install one of: laravel/framework[v6.7.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.8.0, 7.x-dev].
    - Can only install one of: laravel/framework[v6.9.0, 7.x-dev].
    - Can only install one of: laravel/framework[7.x-dev, v6.18.19].
    - Can only install one of: laravel/framework[7.x-dev, v6.18.19].
    - Installation request for illuminate/database ^7.16 -> satisfiable by illuminate/database[7.x-dev, v7.16.0, v7.16.1], laravel/framework[7.x-dev].
    - Installation request for laravel/framework ^6.0 -> satisfiable by laravel/framework[6.x-dev, v6.0.0, v6.0.1, v6.0.2, v6.0.3, v6.0.4, v6.1.0, v6.10.0, v6.10.1, v6.11.0, v6.12.0, v6.13.0, v6.13.1, v6.14.0, v6.15.0, v6.15.1, v6.16.0, v6.17.0, v6.17.1, v6.18.0, v6.18.1, v6.18.10, v6.18.11, v6.18.12, v6.18.13, v6.18.14, v6.18.15, v6.18.16, v6.18.17, v6.18.18, v6.18.19, v6.18.2, v6.18.20, v6.18.3, v6.18.4, v6.18.5, v6.18.6, v6.18.7, v6.18.8, v6.18.9, v6.2.0, v6.3.0, v6.4.0, v6.4.1, v6.5.0, v6.5.1, v6.5.2, v6.6.0, v6.6.1, v6.6.2, v6.7.0, v6.8.0, v6.9.0].


Installation failed, reverting ./composer.json to its original content.