Remove Predis\ICommand::canBeHashed() as a public method required for command classes and reuse it internally to Predis\Command.

lib/Predis/Commands/SetIntersectionStore.php

@@ -5,6 +5,7 @@ namespace Predis\Commands;
 use Predis\Utils;
 
 class SetIntersectionStore extends Command {
+    protected function canBeHashed() { return false; }
     public function getId() { return 'SINTERSTORE'; }
     public function filterArguments(Array $arguments) {
         return Utils::filterArrayArguments($arguments);