When I run the following command

then I am getting following error.

$ php --ini
Configuration File (php.ini) Path: /usr/local/etc/php/7.0
Loaded Configuration File:         /usr/local/etc/php/7.0/php.ini
Scan for additional .ini files in: /usr/local/etc/php/7.0/conf.d

composer install --no-plugins --no-scripts
composer update --no-plugins --no-scripts

so always run composer without sudo

vagrant halt
...
vagrant up