.
Thread 1 (process 10889):
#0  0xb78b2cb4 in layout ()
   from /usr/lib/graphviz/libgvplugin_neato_layout.so.5
#1  0xb78b1eca in layout ()
   from /usr/lib/graphviz/libgvplugin_neato_layout.so.5
#2  0xb78b2d25 in fdpLayout ()
   from /usr/lib/graphviz/libgvplugin_neato_layout.so.5
#3  0xb78b2f2d in fdp_layout ()
   from /usr/lib/graphviz/libgvplugin_neato_layout.so.5
#4  0xb7ff2238 in gvLayoutJobs () from /usr/lib/libgvc.so.4
#5  0x080489c2 in ?? ()
#6  0xb7e86775 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#7  0x08048851 in ?? ()