Allowed memory size of 41943040 bytes exhausted (tried to allocate 32768 bytes) in code example
Example 1: Allowed memory size of 1610612736 bytes exhausted
export COMPOSER_MEMORY_LIMIT=-1
Example 2: Allowed memory size of 1610612736 bytes exhausted 4096
php -d memory_limit=-1 composer.phar require hwi/oauth-bundle php-http/guzzle6-adapter php-http/httplug-bundle