DAMASCUS, SYRIA — Hundreds of former Syrian soldiers on Saturday reported to the country’s new rulers for the first time since Bashar al-Assad was ousted to answer questions about whether they may have been involved in crimes against civilians in exchange for a promised amnesty and return to civilian life. The former soldiers trooped to what used to be the head office in Damascus of Assad’s Baath party that had ruled Syria for six decades. They were met with interrogators, former insurgents who stormed Damascus on December 8, and given a list of questions and a registration number. They were