.
Thread 18 (Thread 0x7f1b5edf0700 (LWP 1286)):
#0  0x00007f1b7a942831 in __GI___poll (fds=0x556853c8cda0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b7c990129 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f1b7c99023c in g_main_context_pending () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x0000556853c8ce30 in ?? ()
No symbol table info available.
#4  0x0000556853c8ce30 in ?? ()
No symbol table info available.
#5  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 17 (Thread 0x7f1b347f8700 (LWP 1338)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b347f7a10, __canceltype = 880769792, __prev = 0x0}
        cbuffer = {wseq = 253, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 126
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b347f8700) at pthread_create.c:465
        pd = 0x7f1b347f8700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754821617408, -5511208058233712381, 140732576019006, 140732576019007, 139754821617408, 139754821618112, 5598582944602362115, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 16 (Thread 0x7f1b34ff9700 (LWP 1337)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b34ff8a10, __canceltype = 889162496, __prev = 0x0}
        cbuffer = {wseq = 234, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 117
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b34ff9700) at pthread_create.c:465
        pd = 0x7f1b34ff9700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754830010112, -5511208058233712381, 140732576019006, 140732576019007, 139754830010112, 139754830010816, 5598581848848830723, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 15 (Thread 0x7f1b357fa700 (LWP 1336)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b357f9a10, __canceltype = 897555200, __prev = 0x0}
        cbuffer = {wseq = 244, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 122
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b357fa700) at pthread_create.c:465
        pd = 0x7f1b357fa700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754838402816, -5511208058233712381, 140732576019006, 140732576019007, 139754838402816, 139754838403520, 5598585146846843139, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 14 (Thread 0x7f1b35ffb700 (LWP 1335)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b35ffaa10, __canceltype = 905947904, __prev = 0x0}
        cbuffer = {wseq = 246, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 123
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b35ffb700) at pthread_create.c:465
        pd = 0x7f1b35ffb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754846795520, -5511208058233712381, 140732576019006, 140732576019007, 139754846795520, 139754846796224, 5598584046798344451, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 13 (Thread 0x7f1b367fc700 (LWP 1334)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b367fba10, __canceltype = 914340608, __prev = 0x0}
        cbuffer = {wseq = 251, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 125
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b367fc700) at pthread_create.c:465
        pd = 0x7f1b367fc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754855188224, -5511208058233712381, 140732576019006, 140732576019007, 139754855188224, 139754855188928, 5598587344796356867, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 12 (Thread 0x7f1b36ffd700 (LWP 1333)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b36ffca10, __canceltype = 922733312, __prev = 0x0}
        cbuffer = {wseq = 238, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 119
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b36ffd700) at pthread_create.c:465
        pd = 0x7f1b36ffd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754863580928, -5511208058233712381, 140732576019006, 140732576019007, 139754863580928, 139754863581632, 5598586249042825475, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 11 (Thread 0x7f1b377fe700 (LWP 1332)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b377fda10, __canceltype = 931126016, __prev = 0x0}
        cbuffer = {wseq = 248, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 124
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b377fe700) at pthread_create.c:465
        pd = 0x7f1b377fe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754871973632, -5511208058233712381, 140732576019006, 140732576019007, 139754871973632, 139754871974336, 5598589547040837891, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 10 (Thread 0x7f1b37fff700 (LWP 1331)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b37ffea10, __canceltype = 939518720, __prev = 0x0}
        cbuffer = {wseq = 257, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 128
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b37fff700) at pthread_create.c:465
        pd = 0x7f1b37fff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139754880366336, -5511208058233712381, 140732576019006, 140732576019007, 139754880366336, 139754880367040, 5598588446992339203, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 9 (Thread 0x7f1b48fba700 (LWP 1330)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b48fb9a10, __canceltype = 1224448768, __prev = 0x0}
        cbuffer = {wseq = 242, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 121
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b48fba700) at pthread_create.c:465
        pd = 0x7f1b48fba700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755165296384, -5511208058233712381, 140732576019006, 140732576019007, 139755165296384, 139755165297088, 5598766600625164547, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 8 (Thread 0x7f1b497bb700 (LWP 1329)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b497baa10, __canceltype = 1232841472, __prev = 0x0}
        cbuffer = {wseq = 236, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 118
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b497bb700) at pthread_create.c:465
        pd = 0x7f1b497bb700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755173689088, -5511208058233712381, 140732576019006, 140732576019007, 139755173689088, 139755173689792, 5598769898623176963, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 7 (Thread 0x7f1b49fbc700 (LWP 1328)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b49fbba10, __canceltype = 1241234176, __prev = 0x0}
        cbuffer = {wseq = 240, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 0
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 120
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b49fbc700) at pthread_create.c:465
        pd = 0x7f1b49fbc700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755182081792, -5511208058233712381, 140732576019006, 140732576019007, 139755182081792, 139755182082496, 5598768798574678275, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 6 (Thread 0x7f1b4a7bd700 (LWP 1327)):
#0  0x00007f1b7ac28072 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x556853c28bbc) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
        __ret = -512
        oldtype = 0
        err = <optimized out>
#1  __pthread_cond_wait_common (abstime=0x0, mutex=0x556853c4fc50, cond=0x556853c28b90) at pthread_cond_wait.c:502
        spin = 0
        buffer = {__routine = 0x7f1b7ac27e00 <__condvar_cleanup_waiting>, __arg = 0x7f1b4a7bca10, __canceltype = 1249626880, __prev = 0x0}
        cbuffer = {wseq = 255, cond = 0x556853c28b90, mutex = 0x556853c4fc50, private = 0}
        err = <optimized out>
        g = 1
        flags = <optimized out>
        signals = 0
        result = 0
        seq = 127
#2  __pthread_cond_wait (cond=0x556853c28b90, mutex=0x556853c4fc50) at pthread_cond_wait.c:655
No locals.
#3  0x00007f1b734d6864 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#4  0x00007f1b734d6ab5 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#5  0x00007f1b738ccd15 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#6  0x00007f1b738ed352 in ?? () from /usr/lib/x86_64-linux-gnu/libmozjs-52.so.0
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b4a7bd700) at pthread_create.c:465
        pd = 0x7f1b4a7bd700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755190474496, -5511208058233712381, 140732576019006, 140732576019007, 139755190474496, 139755190475200, 5598772100867657987, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 5 (Thread 0x7f1b00add700 (LWP 8479)):
#0  0x00007f1b7ac2bd5d in __libc_read (fd=18, buf=0x7f1b00acc930, nbytes=65536) at ../sysdeps/unix/sysv/linux/read.c:26
        resultvar = 18446744073709551612
        sc_cancel_oldtype = 0
        sc_ret = <optimized out>
        nbytes = 65536
        buf = 0x7f1b00acc930
        fd = 18
#1  0x00007f1b7cf92611 in g_file_monitor_source_handle_event () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#2  0x00007f1b7cf0fbc7 in g_io_modules_load_all_in_directory_with_scope () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#3  0x0000556855caa890 in ?? ()
No symbol table info available.
#4  0x0000000000000020 in ?? ()
No symbol table info available.
#5  0x00007f1b79bae1c5 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0
No symbol table info available.
#6  0x00007f1b79baf23c in gdk_pixbuf_new_from_stream () from /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0
No symbol table info available.
#7  0x00007f1b7c22f554 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#8  0x3fe3401340134013 in ?? ()
No symbol table info available.
#9  0x3f98001800180018 in ?? ()
No symbol table info available.
#10 0x3ff0000000000000 in ?? ()
No symbol table info available.
#11 0x3feea01ea01ea01f in ?? ()
No symbol table info available.
#12 0x3fde401e401e401e in ?? ()
No symbol table info available.
#13 0x3fcf001f001f001f in ?? ()
No symbol table info available.
#14 0x3ff0000000000000 in ?? ()
No symbol table info available.
#15 0x3fe980198019801a in ?? ()
No symbol table info available.
#16 0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 4 (Thread 0x7f1b4afbe700 (LWP 1320)):
#0  0x00007f1b7a942831 in __GI___poll (fds=0x7f1b44007120, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b5c1b4451 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#2  0x00007f1b5c1a5e10 in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#3  0x00007f1b5c1a64a0 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#4  0x00007f1b5c1a6530 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#5  0x00007f1b5c1b4399 in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
No symbol table info available.
#6  0x00007f1b4fdd3ed8 in ?? () from /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-10.0.so
No symbol table info available.
#7  0x00007f1b7ac217fc in start_thread (arg=0x7f1b4afbe700) at pthread_create.c:465
        pd = 0x7f1b4afbe700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139755198867200, -5511208058233712381, 140732576020494, 140732576020495, 139755198867200, 139755198867904, 5598771000819159299, 5598736282578948355}, 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  0x00007f1b7a94ea3f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
No locals.
.
Thread 3 (Thread 0x7f1b64b25700 (LWP 1262)):
#0  0x00007f1b7a942831 in __GI___poll (fds=0x556853c38e50, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
        resultvar = 18446744073709551100
        sc_cancel_oldtype = 0
#1  0x00007f1b7c990129 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f1b7c99023c in g_main_context_pending () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f1b5ffff700 (LWP 1264)):
#0  __strncpy_sse2_unaligned () at ../sysdeps/x86_64/multiarch/strcpy-sse2-unaligned.S:63
No locals.
#1  0x00007f1b7c9aeb48 in g_memdup () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f1b7c9d2ab8 in g_variant_type_info_get () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f1b7c9cb989 in g_variant_new_from_bytes () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f1b58047d70 in ?? ()
No symbol table info available.
#5  0x00007f1b5fffe8b0 in ?? ()
No symbol table info available.
#6  0x00007f1b7c9c8654 in g_variant_builder_end () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f1b7cf6f576 in g_dbus_message_get_type () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f1b7d853100 (LWP 1175)):
#0  0x00007f1b7c995921 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#1  0x00007f1b7ca37112 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0xffffffffffffffff in ?? ()
No symbol table info available.
#3  0x00007f1b7c9e1ab1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x000055685630d140 in ?? ()
No symbol table info available.
#5  0xffffffffffffffff in ?? ()
No symbol table info available.
#6  0x00007f1b7c9e1ac4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007f1b7c9dbc5a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#8  0xffffffffffffffff in ?? ()
No symbol table info available.
#9  0x00007f1b7c9e1b1e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#10 0x00007f1b7af2de93 in ?? () from /usr/lib/x86_64-linux-gnu/libmutter-1.so.0
No symbol table info available.
#11 0xffffffffffffffff in ?? ()
No symbol table info available.
#12 0x000055685630d140 in ?? ()
No symbol table info available.
#13 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#14 0x0000000000000006 in ?? ()
No symbol table info available.
#15 0x0000556852b787d5 in ?? ()
No symbol table info available.
#16 0x00007f1b7c996bed in g_logv () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#17 0x00007f1b7c996d5f in g_log () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#18 0x00007f1b7aef751e in ?? () from /usr/lib/x86_64-linux-gnu/libmutter-1.so.0
No symbol table info available.
#19 0x00007f1b795fed3e in _XIOError () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#20 0x00007f1b795fc59d in _XEventsQueued () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#21 0x00007f1b795ee237 in XPending () from /usr/lib/x86_64-linux-gnu/libX11.so.6
No symbol table info available.
#22 0x00007f1b7a1449c1 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#23 0x00007ffe00000001 in ?? ()
No symbol table info available.
#24 0x0000556853c4f260 in ?? ()
No symbol table info available.
#25 0x0000556853c5ac40 in ?? ()
No symbol table info available.
#26 0x0000556853f22e8c in ?? ()
No symbol table info available.
#27 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#28 0x0000000000000181 in ?? ()
No symbol table info available.
#29 0x0000556853c61e60 in ?? ()
No symbol table info available.
#30 0x0000000000000011 in ?? ()
No symbol table info available.
#31 0x000055685486c340 in ?? ()
No symbol table info available.
#32 0x0000000000000004 in ?? ()
No symbol table info available.
#33 0x00007f1b7c99f600 in g_pattern_match_simple () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#34 0x0000000153c61e60 in ?? ()
No symbol table info available.
#35 0x000061a67fffffff in ?? ()
No symbol table info available.
#36 0x1275d48e566b3000 in ?? ()
No symbol table info available.
#37 0x0000000000000115 in ?? ()
No symbol table info available.
#38 0x0000556853f22e80 in ?? ()
No symbol table info available.
#39 0x0000556853f22e8c in ?? ()
No symbol table info available.
#40 0x0000556853c746c0 in ?? ()
No symbol table info available.
#41 0x00007ffedb33be94 in ?? ()
No symbol table info available.
#42 0x0000000000000000 in ?? ()
No symbol table info available.