错误信息
Loading composer repositories with package information
Updating dependencies (including require-dev)
PHP Fatal error: Allowed memory size of 1610612736 bytes exhausted (tried to allocate 4096 bytes) in phar:///usr/local/bin/composer/src/Composer/DependencyResolver/RuleWatchGraph.php on line 52
解决方式
COMPOSER_MEMORY_LIMIT=-1 composer update/install/require