.
Thread 4 (Thread 0x7fd5ee052700 (LWP 3279)):
#0  0x00007fd5fbdc718d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd5fc603576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd5fc603902 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd5fcbea476 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fd5fc62af65 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd5fc0996da in start_thread (arg=0x7fd5ee052700) at pthread_create.c:456
        __res = <optimized out>
        pd = 0x7fd5ee052700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140556798076672, 7143706645464504754, 140731058300974, 140731058300975, 140556798077376, 140556798076672, -7167382795621082702, -7167352038924723790}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007fd5fbdd317f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
.
Thread 3 (Thread 0x7fd5ee853700 (LWP 3278)):
#0  0x00007fd5fbdc718d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd5fc603576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd5fc60368c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd5fc6036d1 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fd5fc62af65 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd5fc0996da in start_thread (arg=0x7fd5ee853700) at pthread_create.c:456
        __res = <optimized out>
        pd = 0x7fd5ee853700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140556806469376, 7143706645464504754, 140731058302494, 140731058302495, 140556806470080, 140556806469376, -7167383896743323214, -7167352038924723790}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007fd5fbdd317f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
.
Thread 2 (Thread 0x7fd5ed644700 (LWP 3280)):
#0  0x00007fd5fbdc718d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd5fc603576 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd5fc60368c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd5ed64c46d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007fd5fc62af65 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fd5fc0996da in start_thread (arg=0x7fd5ed644700) at pthread_create.c:456
        __res = <optimized out>
        pd = 0x7fd5ed644700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140556787533568, 7143706645464504754, 140731058299070, 140731058299071, 140556787534272, 140556787533568, -7167389127476618830, -7167352038924723790}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007fd5fbdd317f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105
.
Thread 1 (Thread 0x7fd5ff7efac0 (LWP 3253)):
#0  0x00007fd5ff49d327 in as_format_get_kind () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#1  0x00007fd5ff4ac56d in as_store_add_app () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#2  0x00007fd5ff4ae509 in  () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#3  0x00007fd5ff4ae8ec in  () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#4  0x00007fd5ff4aea00 in  () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#5  0x00007fd5fc8dcc25 in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#6  0x00007fd5fc8eec32 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7  0x00007fd5fc8f788c in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8  0x00007fd5fc8f7c6f in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#9  0x00007fd5ff4a10c6 in  () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#10 0x00007fd5ff4a16a5 in  () at /usr/lib/x86_64-linux-gnu/libappstream-glib.so.8
#11 0x00007fd5fc603ca3 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fd5fc60322a in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fd5fc6035e0 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fd5fc60368c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fd5fcbbe4dd in g_application_run () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#16 0x0000561a8bede35b in main ()