.
Thread 8 (Thread 0x7f526efe9700 (LWP 12618)):
#0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:38
No locals.
#1  0x00007f529dd1d80a in g_cond_wait_until (cond=cond@entry=0x5577ad3ff228, mutex=mutex@entry=0x5577ad3ff220, end_time=end_time@entry=875485520) at ../../../../glib/gthread-posix.c:1442
        now = {tv_sec = 860, tv_nsec = 485521202}
        span = {tv_sec = 14, tv_nsec = 999998798}
        sampled = 11
        res = <optimized out>
#2  0x00007f529dcac2e1 in g_async_queue_pop_intern_unlocked (queue=queue@entry=0x5577ad3ff220, wait=wait@entry=1, end_time=end_time@entry=875485520) at ../../../../glib/gasyncqueue.c:422
        retval = <optimized out>
        __func__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007f529dcac89c in g_async_queue_timeout_pop (queue=0x5577ad3ff220, timeout=timeout@entry=15000000) at ../../../../glib/gasyncqueue.c:543
        end_time = 875485520
        retval = <optimized out>
#4  0x00007f529dd000ee in g_thread_pool_wait_for_new_pool () at ../../../../glib/gthreadpool.c:167
        pool = <optimized out>
        local_wakeup_thread_serial = <optimized out>
        last_wakeup_thread_serial = <optimized out>
        have_relayed_thread_marker = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at ../../../../glib/gthreadpool.c:364
        free_pool = <optimized out>
        pool = <optimized out>
#6  0x00007f529dcff645 in g_thread_proxy (data=0x7f5268056a30) at ../../../../glib/gthread.c:784
        thread = 0x7f5268056a30
#7  0x00007f529da757fc in start_thread (arg=0x7f526efe9700) at pthread_create.c:465
        pd = 0x7f526efe9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992026224384, -4856139465901727560, 140734391576798, 140734391576799, 139992026224384, 30, 4773634320576028856, 4773461205059379384}, 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"
#8  0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 7 (Thread 0x7f5264942700 (LWP 12617)):
#0  0x00007f529d796901 in __GI___poll (fds=fds@entry=0x7f5264931860, nfds=nfds@entry=1, timeout=timeout@entry=60000) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f52a20483d7 in poll (__timeout=60000, __nfds=1, __fds=0x7f5264931860) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
No locals.
#2  _httpWait (http=<optimized out>, msec=60000, usessl=<optimized out>) at http.c:3167
        pfd = {fd = 24, events = 1, revents = 0}
        msec = 60000
        http = <optimized out>
        usessl = <optimized out>
#3  0x00007f52a2048653 in httpGets (line=line@entry=0x7f52649318e0 "", length=length@entry=32768, http=http@entry=0x7f5258002b70) at http.c:1198
        lineptr = 0x7f52649318e0 ""
        lineend = 0x7f52649398df ""
        bufptr = <optimized out>
        bufend = <optimized out>
        bytes = <optimized out>
        eol = 0
#4  0x00007f52a2048beb in _httpUpdate (http=http@entry=0x7f5258002b70, status=status@entry=0x7f5264939924) at http.c:2903
        line = "\000TTP/1.1 100 Continuar", '\000' <repeats 13186 times>...
        value = <optimized out>
        field = <optimized out>
        major = 1
        minor = 1
#5  0x00007f52a2048ef3 in httpUpdate (http=http@entry=0x7f5258002b70) at http.c:3091
        status = HTTP_STATUS_CONTINUE
#6  0x00007f52a20705b8 in cupsGetResponse (http=http@entry=0x7f5258002b70, resource=resource@entry=0x5577ace6cef2 "/") at request.c:377
        status = <optimized out>
        state = <optimized out>
        response = 0x0
#7  0x00007f52a20712d7 in cupsDoIORequest (http=0x7f5258002b70, http@entry=0x0, request=0x7f52580013e0, resource=resource@entry=0x5577ace6cef2 "/", infile=infile@entry=-1, outfile=outfile@entry=-1) at request.c:242
        response = 0x0
        length = 75
        status = <optimized out>
        fileinfo = {st_dev = 0, st_ino = 0, st_nlink = 0, st_mode = 0, st_uid = 0, st_gid = 0, __pad0 = 0, st_rdev = 0, st_size = 0, st_blksize = 0, st_blocks = 0, st_atim = {tv_sec = 0, tv_nsec = 0}, st_mtim = {tv_sec = 0, tv_nsec = 0}, st_ctim = {tv_sec = 0, tv_nsec = 0}, __glibc_reserved = {0, 0, 0}}
        bytes = <optimized out>
        buffer = '\000' <repeats 13776 times>...
#8  0x00007f52a20715be in cupsDoRequest (http=http@entry=0x0, request=<optimized out>, resource=resource@entry=0x5577ace6cef2 "/") at request.c:301
No locals.
#9  0x00005577ace022cf in get_all_ppds_func (user_data=0x5577ae756320) at pp-utils.c:2677
        attr = <optimized out>
        ppds_hash = 0x0
        manufacturers_hash = 0x0
        data = 0x5577ae756320
        item = <optimized out>
        request = <optimized out>
        response = <optimized out>
        list = <optimized out>
        ppd_make_and_model = <optimized out>
        ppd_device_id = <optimized out>
        ppd_name = <optimized out>
        ppd_product = <optimized out>
        ppd_make = <optimized out>
        mfg = <optimized out>
        mfg_normalized = <optimized out>
        mdl = <optimized out>
        manufacturer_display_name = <optimized out>
        i = <optimized out>
        j = <optimized out>
#10 0x00007f529dcff645 in g_thread_proxy (data=0x7f5268056850) at ../../../../glib/gthread.c:784
        thread = 0x7f5268056850
#11 0x00007f529da757fc in start_thread (arg=0x7f5264942700) at pthread_create.c:465
        pd = 0x7f5264942700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139991851476736, -4856139465901727560, 140734391576878, 140734391576879, 139991851476736, 31, 4773621860339032248, 4773461205059379384}, 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"
#12 0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 6 (Thread 0x7f5277fff700 (LWP 11547)):
#0  0x00007f529da7c072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f5299f66500 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6848>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5577ad366440, cond=0x7f5299f664d8 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6808>) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f529da7be00 <__condvar_cleanup_waiting>, __arg = 0x7f5277ffea10, __canceltype = 0, __prev = 0x0}
        cbuffer = {wseq = 0, cond = 0x7f5299f664d8 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6808>, mutex = 0x5577ad366440, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 0
#2  __pthread_cond_wait (cond=0x7f5299f664d8 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6808>, mutex=0x5577ad366440) at pthread_cond_wait.c:655
No locals.
#3  0x00007f52899a8dbc in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7f5299f664d8 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6808>) at /build/gcc-7-P5t1VP/gcc-7-7.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#4  std::condition_variable::wait (this=this@entry=0x7f5299f664d8 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6808>, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#5  0x00007f5299d3dfa6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> > (__lock=<synthetic pointer>..., this=<optimized out>) at /usr/include/c++/7/condition_variable:251
        __mutex = {<std::__shared_ptr<std::mutex, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<std::mutex, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x5577ad366470}}, <No data fields>}
        __my_lock = {_M_device = 0x0, _M_owns = false}
        __my_lock2 = {_M_device = 0x5577ad366440, _M_owns = true}
#6  std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/7/condition_variable:260
No locals.
#7  bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f5299f664d0 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6800>) at ./Source/bmalloc/bmalloc/AsyncTask.h:129
        lock = {_M_device = 0x7f5299f664d4 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+6804>, _M_owns = false}
#8  0x00007f5299d3e2d9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:114
No locals.
#9  0x00007f52899af0ff in std::execute_native_thread_routine (__p=0x5577ad33ad90) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {_M_t = {<std::_Tuple_impl<0, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0, std::thread::_State*, false>> = {_M_head_impl = 0x5577ad33ad90}, <No data fields>}, <No data fields>}}}
#10 0x00007f529da757fc in start_thread (arg=0x7f5277fff700) at pthread_create.c:465
        pd = 0x7f5277fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992177309440, -4856139465901727560, 140734391586894, 140734391586895, 139992177309440, 139992177310144, 4773649706222624952, 4773461205059379384}, 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"
#11 0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 5 (Thread 0x7f526ffeb700 (LWP 11550)):
#0  0x00007f529d796901 in __GI___poll (fds=0x5577adbcabc0, nfds=4, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f529dcd8169 in g_main_context_poll (priority=<optimized out>, n_fds=4, fds=0x5577adbcabc0, timeout=<optimized out>, context=0x5577ad41e710) at ../../../../glib/gmain.c:4187
        ret = <optimized out>
        errsv = <optimized out>
        poll_func = 0x7f529dce7640 <g_poll>
#2  g_main_context_iterate (context=0x5577ad41e710, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3881
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 4
        allocated_nfds = 4
        fds = 0x5577adbcabc0
#3  0x00007f529dcd8502 in g_main_loop_run (loop=0x5577ad41e850) at ../../../../glib/gmain.c:4082
        __func__ = "g_main_loop_run"
#4  0x00007f529e2c1b26 in gdbus_shared_thread_func (user_data=0x5577ad41e6e0) at ../../../../gio/gdbusprivate.c:275
        data = 0x5577ad41e6e0
#5  0x00007f529dcff645 in g_thread_proxy (data=0x5577ad39df20) at ../../../../glib/gthread.c:784
        thread = 0x5577ad39df20
#6  0x00007f529da757fc in start_thread (arg=0x7f526ffeb700) at pthread_create.c:465
        pd = 0x7f526ffeb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992043009792, -4856139465901727560, 140734391582382, 140734391582383, 139992043009792, 139992043010496, 4773632120479031480, 4773461205059379384}, 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"
#7  0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 4 (Thread 0x7f5278800700 (LWP 11546)):
#0  0x00007f529da7c072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f5299f67280 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10304>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5577ad366190, cond=0x7f5299f67258 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10264>) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f529da7be00 <__condvar_cleanup_waiting>, __arg = 0x7f52787ffa10, __canceltype = 5, __prev = 0x0}
        cbuffer = {wseq = 0, cond = 0x7f5299f67258 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10264>, mutex = 0x5577ad366190, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 0
#2  __pthread_cond_wait (cond=0x7f5299f67258 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10264>, mutex=0x5577ad366190) at pthread_cond_wait.c:655
No locals.
#3  0x00007f52899a8dbc in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7f5299f67258 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10264>) at /build/gcc-7-P5t1VP/gcc-7-7.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#4  std::condition_variable::wait (this=this@entry=0x7f5299f67258 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10264>, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#5  0x00007f5299d3dfa6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> > (__lock=<synthetic pointer>..., this=<optimized out>) at /usr/include/c++/7/condition_variable:251
        __mutex = {<std::__shared_ptr<std::mutex, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<std::mutex, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x5577ad3661c0}}, <No data fields>}
        __my_lock = {_M_device = 0x0, _M_owns = false}
        __my_lock2 = {_M_device = 0x5577ad366190, _M_owns = true}
#6  std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/7/condition_variable:260
No locals.
#7  bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f5299f67250 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10256>) at ./Source/bmalloc/bmalloc/AsyncTask.h:129
        lock = {_M_device = 0x7f5299f67254 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+10260>, _M_owns = false}
#8  0x00007f5299d3e2d9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:114
No locals.
#9  0x00007f52899af0ff in std::execute_native_thread_routine (__p=0x5577ad33ae50) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {_M_t = {<std::_Tuple_impl<0, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0, std::thread::_State*, false>> = {_M_head_impl = 0x5577ad33ae50}, <No data fields>}, <No data fields>}}}
#10 0x00007f529da757fc in start_thread (arg=0x7f5278800700) at pthread_create.c:465
        pd = 0x7f5278800700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992185702144, -4856139465901727560, 140734391586894, 140734391586895, 139992185702144, 139992185702848, 4773663999336915128, 4773461205059379384}, 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"
#11 0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7f527698e700 (LWP 11549)):
#0  0x00007f529d796901 in __GI___poll (fds=0x5577ad411560, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f529dcd8169 in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x5577ad411560, timeout=<optimized out>, context=0x5577ad410650) at ../../../../glib/gmain.c:4187
        ret = <optimized out>
        errsv = <optimized out>
        poll_func = 0x7f529dce7640 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x5577ad410650, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3881
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 2
        allocated_nfds = 2
        fds = 0x5577ad411560
#3  0x00007f529dcd827c in g_main_context_iteration (context=0x5577ad410650, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947
        retval = <optimized out>
#4  0x00007f529dcd82c1 in glib_worker_main (data=<optimized out>) at ../../../../glib/gmain.c:5742
No locals.
#5  0x00007f529dcff645 in g_thread_proxy (data=0x5577ad39de80) at ../../../../glib/gthread.c:784
        thread = 0x5577ad39de80
#6  0x00007f529da757fc in start_thread (arg=0x7f527698e700) at pthread_create.c:465
        pd = 0x7f527698e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992153777920, -4856139465901727560, 140734391581998, 140734391581999, 139992153777920, 139992153778624, 4773652687466799288, 4773461205059379384}, 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"
#7  0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 2 (Thread 0x7f52777fe700 (LWP 11548)):
#0  0x00007f529da7c072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f5299f65784 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3396>) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x5577ad3666b0, cond=0x7f5299f65758 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3352>) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f529da7be00 <__condvar_cleanup_waiting>, __arg = 0x7f52777fda10, __canceltype = 4096, __prev = 0x0}
        cbuffer = {wseq = 5, cond = 0x7f5299f65758 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3352>, mutex = 0x5577ad3666b0, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 2
#2  __pthread_cond_wait (cond=0x7f5299f65758 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3352>, mutex=0x5577ad3666b0) at pthread_cond_wait.c:655
No locals.
#3  0x00007f52899a8dbc in __gthread_cond_wait (__mutex=<optimized out>, __cond=__cond@entry=0x7f5299f65758 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3352>) at /build/gcc-7-P5t1VP/gcc-7-7.2.0/build/x86_64-linux-gnu/libstdc++-v3/include/x86_64-linux-gnu/bits/gthr-default.h:864
No locals.
#4  std::condition_variable::wait (this=this@entry=0x7f5299f65758 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3352>, __lock=...) at ../../../../../src/libstdc++-v3/src/c++11/condition_variable.cc:53
        __e = <optimized out>
#5  0x00007f5299d3dfa6 in std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex> > (__lock=<synthetic pointer>..., this=<optimized out>) at /usr/include/c++/7/condition_variable:251
        __mutex = {<std::__shared_ptr<std::mutex, (__gnu_cxx::_Lock_policy)2>> = {<std::__shared_ptr_access<std::mutex, (__gnu_cxx::_Lock_policy)2, false, false>> = {<No data fields>}, _M_ptr = <optimized out>, _M_refcount = {_M_pi = 0x5577ad3666e0}}, <No data fields>}
        __my_lock = {_M_device = 0x0, _M_owns = false}
        __my_lock2 = {_M_device = 0x5577ad3666b0, _M_owns = true}
#6  std::_V2::condition_variable_any::wait<std::unique_lock<bmalloc::Mutex>, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}>(std::unique_lock<bmalloc::Mutex>&, bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop()::{lambda()#1}) (__p=..., __lock=..., this=<optimized out>) at /usr/include/c++/7/condition_variable:260
No locals.
#7  bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadRunLoop (this=0x7f5299f65750 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3344>) at ./Source/bmalloc/bmalloc/AsyncTask.h:129
        lock = {_M_device = 0x7f5299f65754 <bmalloc::PerProcess<bmalloc::PerHeapKind<bmalloc::Heap> >::s_memory+3348>, _M_owns = false}
#8  0x00007f5299d3e2d9 in bmalloc::AsyncTask<bmalloc::Heap, void (bmalloc::Heap::*)()>::threadEntryPoint (asyncTask=<optimized out>) at ./Source/bmalloc/bmalloc/AsyncTask.h:114
No locals.
#9  0x00007f52899af0ff in std::execute_native_thread_routine (__p=0x5577ad33c1a0) at ../../../../../src/libstdc++-v3/src/c++11/thread.cc:83
        __t = {_M_t = {_M_t = {<std::_Tuple_impl<0, std::thread::_State*, std::default_delete<std::thread::_State> >> = {<std::_Tuple_impl<1, std::default_delete<std::thread::_State> >> = {<std::_Head_base<1, std::default_delete<std::thread::_State>, true>> = {<std::default_delete<std::thread::_State>> = {<No data fields>}, <No data fields>}, <No data fields>}, <std::_Head_base<0, std::thread::_State*, false>> = {_M_head_impl = 0x5577ad33c1a0}, <No data fields>}, <No data fields>}}}
#10 0x00007f529da757fc in start_thread (arg=0x7f52777fe700) at pthread_create.c:465
        pd = 0x7f52777fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139992168916736, -4856139465901727560, 140734391586894, 140734391586895, 139992168916736, 139992168917440, 4773648607247868088, 4773461205059379384}, 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"
#11 0x00007f529d7a2b0f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 1 (Thread 0x7f52a58fab00 (LWP 11544)):
#0  dconf_engine_manage_queue (engine=0x5577adc8b1f0) at dconf-engine.c:1078
        oc = 0x5577ad9b3340
        parameters = 0x7f526807c4c0
        __func__ = "dconf_engine_manage_queue"
#1  0x00007f526d543591 in dconf_engine_change_fast (engine=0x5577adc8b1f0, changeset=changeset@entry=0x5577ae7bd520, origin_tag=origin_tag@entry=0x0, error=error@entry=0x0) at dconf-engine.c:1187
        node = 0x0
#2  0x00007f526d541e9c in dconf_settings_backend_write (backend=0x5577add3e1d0, key=0x5577ae7c9a80 "/org/gnome/settings-daemon/plugins/media-keys/magnifier-zoom-in", value=0x0, origin_tag=0x0) at dconfsettingsbackend.c:76
        dcsb = 0x5577add3e1d0
        change = 0x5577ae7bd520
        success = <optimized out>
#3  0x00007f529e3051f0 in g_settings_reset (settings=0x5577add36170, key=<optimized out>) at ../../../../gio/gsettings.c:2345
        path = 0x5577ae7c9a80 "/org/gnome/settings-daemon/plugins/media-keys/magnifier-zoom-in"
        __func__ = "g_settings_reset"
#4  0x00005577acd9041e in cc_keyboard_item_reset (self=0x5577ae0b2660) at cc-keyboard-item.c:673
        reverse = 0x0
        __func__ = "cc_keyboard_item_reset"
#5  0x00007f529f87f5fb in gtk_list_box_forall (container=<optimized out>, include_internals=<optimized out>, callback=0x5577acd8ee10 <reset_all_shortcuts_cb>, callback_target=0x5577adc9acc0) at ././gtk/gtklistbox.c:2560
        iter = 0x5577ae7d9470
        row = 0x5577ae635db0
#6  0x00005577acd8edf4 in reset_all_clicked_cb (self=0x5577adc9acc0) at cc-keyboard-panel.c:203
        dialog = 0x5577ae0c4650
        toplevel = <optimized out>
        button = <optimized out>
        response = <optimized out>
#7  0x00007f529dfb11d6 in _g_closure_invoke_va (closure=0x5577ae84a870, return_value=0x0, instance=0x5577add80c00, args=0x7fff476afbc0, n_params=0, param_types=0x0) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f529dfb2f20 <g_cclosure_marshal_VOID__VOIDv>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x5577ae84a850
        __func__ = "_g_closure_invoke_va"
#8  0x00007f529dfcc79f in g_signal_emit_valist (instance=0x5577add80c00, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff476afbc0) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7fff476afe30, instance = 0x5577add80c00, ihint = {signal_id = 185, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93972496736800}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#9  0x00007f529dfccecf in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff476afca0, reg_save_area = 0x7fff476afbe0}}
#10 0x00007f529f78743d in gtk_button_do_release (button=0x5577add80c00, emit_clicked=<optimized out>) at ././gtk/gtkbutton.c:1843
        priv = <optimized out>
        emit_clicked = <optimized out>
        button = 0x5577add80c00
        priv = <optimized out>
#11 0x00007f529f787495 in gtk_real_button_released (button=0x5577add80c00) at ././gtk/gtkbutton.c:1961
No locals.
#12 0x00007f529dfb0f9d in g_closure_invoke (closure=0x5577ad5016a0, return_value=0x0, n_param_values=1, param_values=0x7fff476afec0, invocation_hint=0x7fff476afe40) at ../../../../gobject/gclosure.c:804
        marshal = 0x7f529dfaf4d0 <g_type_class_meta_marshal>
        marshal_data = 0x3f8
        in_marshal = 0
        real_closure = 0x5577ad501680
        __func__ = "g_closure_invoke"
#13 0x00007f529dfc3dae in signal_emit_unlocked_R (node=node@entry=0x5577ad4fe200, detail=detail@entry=0, instance=instance@entry=0x5577add80c00, emission_return=emission_return@entry=0x0, instance_and_params=instance_and_params@entry=0x7fff476afec0) at ../../../../gobject/gsignal.c:3565
        accumulator = 0x0
        emission = {next = 0x7fff476b0580, instance = 0x5577add80c00, ihint = {signal_id = 184, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93972496736800}
        handler_list = <optimized out>
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 184
        max_sequential_handler_number = 495107
        return_value_altered = <optimized out>
#14 0x00007f529dfcc4b5 in g_signal_emit_valist (instance=0x5577add80c00, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fff476b0080) at ../../../../gobject/gsignal.c:3391
        instance_and_params = 0x7fff476afec0
        signal_return_type = 4
        param_values = 0x7fff476afed8
        i = <optimized out>
        n_params = 0
        __func__ = "g_signal_emit_valist"
#15 0x00007f529dfccecf in g_signal_emit (instance=instance@entry=0x5577add80c00, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff476b0160, reg_save_area = 0x7fff476b00a0}}
#16 0x00007f529f7858f0 in multipress_released_cb (gesture=0x7f52441244d0, n_press=<optimized out>, x=<optimized out>, y=<optimized out>, widget=0x5577add80c00) at ././gtk/gtkbutton.c:666
        button = 0x5577add80c00
        priv = 0x5577add80a80
        sequence = <optimized out>
#17 0x00007f528caa2e18 in ffi_call_unix64 () at ../src/x86/unix64.S:76
No locals.
#18 0x00007f528caa287a in ffi_call (cif=cif@entry=0x7fff476b03e0, fn=fn@entry=0x7f529f7858d0 <multipress_released_cb>, rvalue=<optimized out>, avalue=avalue@entry=0x7fff476b02b0) at ../src/x86/ffi64.c:525
        classes = {X86_64_INTEGER_CLASS, 21879, 1198195680, 32767}
        stack = <optimized out>
        argp = 0x7fff476b0180 ""
        arg_types = <optimized out>
        gprcount = 3
        ssecount = <optimized out>
        ngpr = 1
        nsse = 0
        i = <optimized out>
        avn = <optimized out>
        ret_in_memory = <optimized out>
        reg_args = <optimized out>
#19 0x00007f529dfb1b8d in g_cclosure_marshal_generic_va (closure=0x5577ae7e7190, return_value=0x0, instance=<optimized out>, args_list=<optimized out>, marshal_data=<optimized out>, n_params=3, param_types=0x5577ad9bb850) at ../../../../gobject/gclosure.c:1604
        rtype = 0x7f528caa3200 <ffi_type_void>
        rvalue = 0x7fff476b0330
        n_args = 5
        atypes = 0x7fff476b02f0
        args = 0x7fff476b02b0
        storage = 0x7fff476b0280
        i = <optimized out>
        cif = {abi = FFI_UNIX64, nargs = 5, arg_types = 0x7fff476b02f0, rtype = 0x7f528caa3200 <ffi_type_void>, bytes = 0, flags = 2048}
        cc = 0x5577ae7e7190
        enum_tmpval = <optimized out>
        tmpval_used = 0
        args_copy = {{gp_offset = 32, fp_offset = 80, overflow_arg_area = 0x7fff476b0760, reg_save_area = 0x7fff476b06a0}}
#20 0x00007f529dfb11d6 in _g_closure_invoke_va (closure=0x5577ae7e7190, return_value=0x0, instance=0x7f52441244d0, args=0x7fff476b0680, n_params=3, param_types=0x5577ad9bb850) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f529dfb1900 <g_cclosure_marshal_generic_va>
        marshal_data = 0x0
        in_marshal = 0
        real_closure = 0x5577ae7e7170
        __func__ = "_g_closure_invoke_va"
#21 0x00007f529dfcc79f in g_signal_emit_valist (instance=0x7f52441244d0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff476b0680) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7fff476b0920, instance = 0x7f52441244d0, ihint = {signal_id = 265, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 93972502158848}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#22 0x00007f529dfccecf in g_signal_emit (instance=instance@entry=0x7f52441244d0, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff476b0760, reg_save_area = 0x7fff476b06a0}}
#23 0x00007f529f843aa1 in gtk_gesture_multi_press_end (gesture=0x7f52441244d0, sequence=<optimized out>) at ././gtk/gtkgesturemultipress.c:282
        multi_press = 0x7f52441244d0
        current = <optimized out>
        x = 121
        y = 13
#24 0x00007f529dfb3ea8 in g_cclosure_marshal_VOID__BOXEDv (closure=0x5577ad99e1c0, return_value=<optimized out>, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5577ad99e1f0) at ../../../../gobject/gmarshal.c:1950
        cc = 0x5577ad99e1c0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        arg0 = 0x0
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fff476b0b00, reg_save_area = 0x7fff476b0a40}}
#25 0x00007f529dfb11d6 in _g_closure_invoke_va (closure=0x5577ad99e1c0, return_value=0x0, instance=0x7f52441244d0, args=0x7fff476b0a20, n_params=1, param_types=0x5577ad99e1f0) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f529dfaf430 <g_type_class_meta_marshalv>
        marshal_data = 0x108
        in_marshal = 0
        real_closure = 0x5577ad99e1a0
        __func__ = "_g_closure_invoke_va"
#26 0x00007f529dfcc79f in g_signal_emit_valist (instance=0x7f52441244d0, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff476b0a20) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x0
        emission = {next = 0x7fff476b0d90, instance = 0x7f52441244d0, ihint = {signal_id = 260, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93972502158848}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 4
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#27 0x00007f529dfccecf in g_signal_emit (instance=instance@entry=0x7f52441244d0, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff476b0b00, reg_save_area = 0x7fff476b0a40}}
#28 0x00007f529f840d1e in _gtk_gesture_set_recognized (sequence=0x0, recognized=0, gesture=0x7f52441244d0) at ././gtk/gtkgesture.c:345
No locals.
#29 _gtk_gesture_check_recognized (gesture=gesture@entry=0x7f52441244d0, sequence=sequence@entry=0x0) at ././gtk/gtkgesture.c:386
        has_matching_touchpoints = <optimized out>
#30 0x00007f529f84230b in gtk_gesture_handle_event (controller=0x7f52441244d0, event=0x7f5260047470) at ././gtk/gtkgesture.c:777
        gesture = 0x7f52441244d0
        was_recognized = 1
        sequence = 0x0
        source_device = <optimized out>
        controller = 0x7f52441244d0
        event = 0x7f5260047470
        gesture = 0x7f52441244d0
        source_device = <optimized out>
#31 0x00007f529f84500e in gtk_gesture_single_handle_event (controller=0x7f52441244d0, event=0x7f5260047470) at ././gtk/gtkgesturesingle.c:222
        sequence = <optimized out>
        source_device = <optimized out>
        source = GDK_SOURCE_MOUSE
        button = <optimized out>
        i = <optimized out>
        retval = <optimized out>
        test_touchscreen = <optimized out>
#32 0x00007f529f812401 in gtk_event_controller_handle_event (controller=0x7f52441244d0, event=event@entry=0x7f5260047470) at ././gtk/gtkeventcontroller.c:230
        controller_class = 0x5577ad9bd490
        retval = 0
        __func__ = "gtk_event_controller_handle_event"
#33 0x00007f529f9d590b in _gtk_widget_run_controllers (widget=0x5577add80c00, event=0x7f5260047470, phase=GTK_PHASE_BUBBLE) at ././gtk/gtkwidget.c:7358
        controller_phase = <optimized out>
        next = 0x0
        data = 0x5577ae863580
        handled = 0
        priv = 0x5577add80b10
        l = <optimized out>
#34 0x00007f529f88d3a7 in _gtk_marshal_BOOLEAN__BOXEDv (closure=0x5577ad3b9ed0, return_value=0x7fff476b0dc0, instance=<optimized out>, args=<optimized out>, marshal_data=<optimized out>, n_params=<optimized out>, param_types=0x5577ad3b9f00) at ././gtk/gtkmarshalers.c:128
        cc = 0x5577ad3b9ed0
        data1 = <optimized out>
        data2 = <optimized out>
        callback = <optimized out>
        v_return = <optimized out>
        arg0 = 0x7f5260047470
        args_copy = {{gp_offset = 32, fp_offset = 48, overflow_arg_area = 0x7fff476b0f70, reg_save_area = 0x7fff476b0eb0}}
        __func__ = "_gtk_marshal_BOOLEAN__BOXEDv"
#35 0x00007f529dfb11d6 in _g_closure_invoke_va (closure=0x5577ad3b9ed0, return_value=0x7fff476b0dc0, instance=0x5577add80c00, args=0x7fff476b0e90, n_params=1, param_types=0x5577ad3b9f00) at ../../../../gobject/gclosure.c:867
        marshal = 0x7f529dfaf430 <g_type_class_meta_marshalv>
        marshal_data = 0x188
        in_marshal = 0
        real_closure = 0x5577ad3b9eb0
        __func__ = "_g_closure_invoke_va"
#36 0x00007f529dfcc16d in g_signal_emit_valist (instance=0x5577add80c00, signal_id=<optimized out>, detail=<optimized out>, var_args=var_args@entry=0x7fff476b0e90) at ../../../../gobject/gsignal.c:3300
        return_accu = <optimized out>
        accu = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        accumulator = 0x5577ad3ba190
        emission = {next = 0x0, instance = 0x5577add80c00, ihint = {signal_id = 61, detail = 0, run_type = G_SIGNAL_RUN_LAST}, state = EMISSION_RUN, chain_type = 93972496736800}
        signal_id = <optimized out>
        instance_type = <optimized out>
        emission_return = {g_type = 20, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        rtype = 20
        static_scope = 0
        fastpath_handler = <optimized out>
        closure = <optimized out>
        run_type = <optimized out>
        l = <optimized out>
        fastpath = 1
        instance_and_params = <optimized out>
        signal_return_type = <optimized out>
        param_values = <optimized out>
        i = <optimized out>
        n_params = <optimized out>
        __func__ = "g_signal_emit_valist"
#37 0x00007f529dfccecf in g_signal_emit (instance=instance@entry=0x5577add80c00, signal_id=<optimized out>, detail=detail@entry=0) at ../../../../gobject/gsignal.c:3447
        var_args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff476b0f70, reg_save_area = 0x7fff476b0eb0}}
#38 0x00007f529f9d7ba4 in gtk_widget_event_internal (widget=widget@entry=0x5577add80c00, event=event@entry=0x7f5260047470) at ././gtk/gtkwidget.c:7723
        signal_num = <optimized out>
        return_val = <optimized out>
        handled = 0
        __func__ = "gtk_widget_event_internal"
#39 0x00007f529f9d9cfa in gtk_widget_event (widget=widget@entry=0x5577add80c00, event=event@entry=0x7f5260047470) at ././gtk/gtkwidget.c:7293
        __func__ = "gtk_widget_event"
#40 0x00007f529f88a23e in propagate_event_up (topmost=<optimized out>, event=<optimized out>, widget=0x5577add80c00) at ././gtk/gtkmain.c:2588
        tmp = <optimized out>
        handled_event = <optimized out>
#41 propagate_event (widget=<optimized out>, event=0x7f5260047470, captured=<optimized out>, topmost=0x0) at ././gtk/gtkmain.c:2690
        handled_event = 0
#42 0x00007f529f88c3b8 in gtk_main_do_event (event=<optimized out>) at ././gtk/gtkmain.c:1911
        window_group = <optimized out>
        device = <optimized out>
        tmp_list = <optimized out>
        event_widget = <optimized out>
        event = 0x7f5260047470
#43 0x00007f529f38a685 in _gdk_event_emit (event=event@entry=0x7f5260047470) at ././gdk/gdkevents.c:73
No locals.
#44 0x00007f529f3bbdf2 in gdk_event_source_dispatch (source=source@entry=0x5577ad3ab260, callback=<optimized out>, user_data=<optimized out>) at ././gdk/x11/gdkeventsource.c:367
        display = <optimized out>
        event = 0x7f5260047470
#45 0x00007f529dcd7fb7 in g_main_dispatch (context=0x5577ad3a30e0) at ../../../../glib/gmain.c:3148
        dispatch = 0x7f529f3bbdd0 <gdk_event_source_dispatch>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = 0x0
        need_destroy = <optimized out>
        source = 0x5577ad3ab260
        current = 0x5577ad3fdb90
        i = 0
#46 g_main_context_dispatch (context=context@entry=0x5577ad3a30e0) at ../../../../glib/gmain.c:3813
No locals.
#47 0x00007f529dcd81f0 in g_main_context_iterate (context=context@entry=0x5577ad3a30e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../../glib/gmain.c:3886
        max_priority = 2147483647
        timeout = 287
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 8
        fds = 0x5577ae7ae5b0
#48 0x00007f529dcd827c in g_main_context_iteration (context=context@entry=0x5577ad3a30e0, may_block=may_block@entry=1) at ../../../../glib/gmain.c:3947
        retval = <optimized out>
#49 0x00007f529e295c4d in g_application_run (application=0x5577ad3add30, argc=<optimized out>, argv=<optimized out>) at ../../../../gio/gapplication.c:2401
        arguments = 0x5577ad9eb490
        status = 0
        context = 0x5577ad3a30e0
        acquired_context = <optimized out>
        __func__ = "g_application_run"
#50 0x00005577acd57891 in main (argc=<optimized out>, argv=<optimized out>) at main.c:57
        application = 0x5577ad3add30
        status = <optimized out>