<?php

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class Foo3Command extends Command
{
    protected function configure()
    {
        $this
            ->setName('foo3:bar')
            ->setDescription('The foo3:bar command')
        ;
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        try {
            throw new \Exception("First exception");
        } catch (\Exception $e) {
            throw new \Exception("Second exception", 0, $e);
        }
    }
}