private function buildContainer(InputInterface $input, OutputInterface $output)
    {
        $nonContainerCommands = ['blocks-install', 'blocks-update', 'blocks-dumpautoload', 'help'];

        if (in_array($input->getFirstArgument(), $nonContainerCommands)) {
            return;
        }

        $this->container = new ContainerBuilder($this, $input, $output);
        $this->container->compile();
    }