Almost everything works, but still small problem with file assembly
diff --git a/src/executor.cc b/src/executor.cc
index 15fbb5b..b1d3593 100644
--- a/src/executor.cc
+++ b/src/executor.cc
@@ -15,8 +15,8 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  *
- *	   Zhenkai Zhu <zhenkai@cs.ucla.edu>
- * Author: Alexander Afanasyev <alexander.afanasyev@ucla.edu>
+ * Author: Zhenkai Zhu <zhenkai@cs.ucla.edu>
+ *         Alexander Afanasyev <alexander.afanasyev@ucla.edu>
  */
 
 #include "executor.h"