Loading composer repositories with package information Updating dependencies (including require-dev)

Loading composer repositories with package information Updating dependencies (including require-dev)

My computer shows that: what does it mean??

And also :

Problem 1
  - This package requires php ^7.1.3 but your PHP version (5.6.30) does not satisfy that requirement.
Problem 2
  - laravel/framework v5.6.9 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.8 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.7 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.6 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.5 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.4 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.3 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.27 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.26 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.25 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.24 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.23 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.22 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.21 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.20 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.2 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.19 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.18 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.17 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.16 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.15 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.14 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.13 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.12 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.11 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.10 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.1 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework v5.6.0 requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - laravel/framework 5.6.x-dev requires php ^7.1.3 -> your PHP version (5.6.30) does not satisfy that requirement.
  - Installation request for laravel/framework 5.6.* -> satisfiable by laravel/framework[5.6.x-dev, v5.6.0, v5.6.1, v5.6.10, v5.6.11, v5.6.12, v5.6.13, v5.6.14, v5.6.15, v5.6.16, v5.6.17, v5.6.18, v5.6.19, v5.6.2, v5.6.20, v5.6.21, v5.6.22, v5.6.23, v5.6.24, v5.6.25, v5.6.26, v5.6.27, v5.6.3, v5.6.4, v5.6.5, v5.6.6, v5.6.7, v5.6.8, v5.6.9].

via Chebli Mohamed