Comment 2 for bug 1431617

StacktraceTop:
 extraction_is_finished (data=0x7ffcf95dfd90, data@entry=<error reading variable: value has been optimized out>) at fr-window.c:4325
 g_timeout_dispatch (source=0x10c97d0, callback=<optimized out>, user_data=<optimized out>) at /build/buildd/glib2.0-2.43.91/./glib/gmain.c:4545
 g_main_dispatch (context=0x8f7cd0) at /build/buildd/glib2.0-2.43.91/./glib/gmain.c:3122
 g_main_context_dispatch (context=context@entry=0x8f7cd0) at /build/buildd/glib2.0-2.43.91/./glib/gmain.c:3737
 g_main_context_iterate (context=0x8f7cd0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/buildd/glib2.0-2.43.91/./glib/gmain.c:3808