.
Thread 1 (process 4419):
#0  do_exec (child_err_report_fd=28, stdin_fd=-1, stdout_fd=-1, stderr_fd=-1, 
    working_directory=<value optimized out>, argv=0xb7e0e0, envp=0x0, 
    close_descriptors=1, search_path=1, stdout_to_null=0, stderr_to_null=0, 
    child_inherits_stdin=0, file_and_argv_zero=0, child_setup=0, 
    user_data=0x0) at /build/buildd/glib2.0-2.20.0/glib/gspawn.c:1529
No locals.
#1  0x00007f1b16b27dfc in fork_exec_with_pipes (intermediate_child=0, 
    working_directory=0x0, argv=0xb7e0e0, envp=0x0, close_descriptors=1, 
    search_path=1, stdout_to_null=0, stderr_to_null=0, 
    child_inherits_stdin=0, file_and_argv_zero=0, child_setup=0, 
    user_data=0x0, child_pid=0x7fff22e144b4, standard_input=0x0, 
    standard_output=0x0, standard_error=0x0, error=0x0)
    at /build/buildd/glib2.0-2.20.0/glib/gspawn.c:1274
	pid = 0
	stdin_pipe = {-1, -1}
	stdout_pipe = {-1, -1}
	stderr_pipe = {-1, -1}
	child_err_report_pipe = {-1, 28}
	child_pid_report_pipe = {-1, -1}
	status = 0
#2  0x00007f1b16b28a1b in IA__g_spawn_sync (
    working_directory=<value optimized out>, argv=<value optimized out>, 
    envp=0x0, flags=<value optimized out>, child_setup=0, user_data=0x0, 
    standard_output=0x0, standard_error=0x0, exit_status=0x0, error=0x0)
    at /build/buildd/glib2.0-2.20.0/glib/gspawn.c:267
	outpipe = -1
	errpipe = -1
	pid = <value optimized out>
	fds = {__fds_bits = {12025952, 6427680, 11971392, 1, 0, 12353904, 0, 
    139754389653274, 139753940844549, 0, 11971392, 1, 139754321211144, 
    12025952, 12027920, 139754389681554}}
	ret = <value optimized out>
	outstr = <value optimized out>
	errstr = <value optimized out>
	failed = <value optimized out>
	status = <value optimized out>
	__PRETTY_FUNCTION__ = "IA__g_spawn_sync"
#3  0x000000000041461e in xfsm_manager_handle_failed_properties (
    manager=0xb78810, properties=0xb78060) at xfsm-manager.c:425
No locals.
#4  0x00000000004187ae in xfsm_startup_handle_failed_startup (
    properties=0xb78060, manager=0xb78810) at xfsm-startup.c:706
	starting_properties = (GQueue *) 0xb6ab40
#5  0x0000000000418865 in xfsm_startup_timeout (data=<value optimized out>)
    at xfsm-startup.c:682
	stdata = (XfsmStartupData *) 0x23061a0
#6  0x00007f1b16af183b in g_timeout_dispatch (source=0x2306290, callback=0, 
    user_data=0x2) at /build/buildd/glib2.0-2.20.0/glib/gmain.c:3253
No locals.
#7  0x00007f1b16af10ca in IA__g_main_context_dispatch (context=0xb40710)
    at /build/buildd/glib2.0-2.20.0/glib/gmain.c:1814
No locals.
#8  0x00007f1b16af47a0 in g_main_context_iterate (context=0xb40710, block=1, 
    dispatch=1, self=<value optimized out>)
    at /build/buildd/glib2.0-2.20.0/glib/gmain.c:2448
	max_priority = 2147483647
	timeout = 27
	some_ready = 1
	nfds = 15
	allocated_nfds = <value optimized out>
	fds = (GPollFD *) 0x21e56b0
	__PRETTY_FUNCTION__ = "g_main_context_iterate"
#9  0x00007f1b16af4c6d in IA__g_main_loop_run (loop=0xb7e550)
    at /build/buildd/glib2.0-2.20.0/glib/gmain.c:2656
	self = (GThread *) 0xb21ee0
	__PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#10 0x00007f1b1975aa07 in IA__gtk_main ()
    at /build/buildd/gtk+2.0-2.16.0/gtk/gtkmain.c:1206
	tmp_list = (GList *) 0xb58900
	functions = (GList *) 0x0
	init = (GtkInitFunction *) 0xb79120
	loop = <value optimized out>
#11 0x000000000040bf47 in main (argc=1, argv=0x7fff22e148b8) at main.c:299
	manager = (XfsmManager *) 0xb78810
	shutdown_type = <value optimized out>
	error = (GError *) 0x0