GDB- Ardour-3.0rc3 - export stuck

kxzu@KXstudio:~$ /opt/Ardour-3.0rc3_14177/bin/ardour3 --debug
GNU gdb (Ubuntu/Linaro 7.4-2012.04-0ubuntu2.1) 7.4-2012.04
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.launchpad.net/gdb-linaro/>...
Reading symbols from /opt/Ardour-3.0rc3_14177/bin/ardour-3.0...done.
(gdb) run
Starting program: /opt/Ardour-3.0rc3_14177/bin/ardour-3.0
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
bnd txt domain [gtk2_ardour3] to /opt/Ardour-3.0rc3_14177/share/locale
Ardour3.0rc3 (construit avec 14177 et GCC version 4.4.6)
Cannot xinstall SIGPIPE error handler
ardour: [INFO]: Chargement du fichier de style par défaut (/opt/Ardour-3.0rc3_14177/etc/ardour3_ui_default.conf) pour l'interface graphique
Chargement du fichier utilisateur "/opt/Ardour-3.0rc3_14177/etc/ardour3_ui.conf" pour la configuration de l'interface graphique
ardour: [INFO]: Loading ui configuration file /opt/Ardour-3.0rc3_14177/etc/ardour3_ui_dark.rc
ardour: [INFO]: Your system is configured to limit Ardour to only 4096 open files
[New Thread 0x7fffe7fd5700 (LWP 5910)]
ardour: [INFO]: Loading system configuration file /opt/Ardour-3.0rc3_14177/etc/ardour_system.rc
Loading user configuration file /home/kxzu/.config/ardour3/ardour.rc
Using SSE optimized routines
[New Thread 0x7fffe77d4700 (LWP 5911)]
[New Thread 0x7fffe6fd3700 (LWP 5912)]
[New Thread 0x7fffe67d2700 (LWP 5913)]
[New Thread 0x7fffc51b5700 (LWP 5914)]
[New Thread 0x7fffc49b4700 (LWP 5915)]
[New Thread 0x7fffbffff700 (LWP 5916)]
[New Thread 0x7fffbf7fe700 (LWP 5917)]
[New Thread 0x7fffe4265700 (LWP 5918)]
[New Thread 0x7fffe41e4700 (LWP 5919)]
[Thread 0x7fffe41e4700 (LWP 5919) exited]
[Thread 0x7fffe4265700 (LWP 5918) exited]
[Thread 0x7fffc49b4700 (LWP 5915) exited]
[Thread 0x7fffbf7fe700 (LWP 5917) exited]
[Thread 0x7fffc51b5700 (LWP 5914) exited]
[Thread 0x7fffbffff700 (LWP 5916) exited]
[New Thread 0x7fffe4265700 (LWP 5920)]
[New Thread 0x7fffe41e4700 (LWP 5921)]
error: failed to expand CURIE `:symbol'
error: attempt to add quad with NULL field
error: failed to expand CURIE `:symbol'
error: attempt to add quad with NULL field
error: failed to expand CURIE `:symbol'
error: attempt to add quad with NULL field
lilv_plugin_load_ports_if_necessary(): error: Plugin <http://home.gna.org/lv2vocoder/1> port symbol `600' is invalid
lilv_plugin_load_ports_if_necessary(): error: Plugin <http://lv2plug.in/plugins/eg-metro> is missing port 1/3
lilv_plugin_load_ports_if_necessary(): error: Plugin <http://miplug.in/plugins/dynamic5band/mono> port symbol `attack-B1' is invalid
lilv_plugin_load_ports_if_necessary(): error: Plugin <http://miplug.in/plugins/dynamic5band/stereo> port symbol `release-B1' is invalid
error: failed to expand CURIE `foaf:name'
error: attempt to add quad with NULL field
error: failed to expand CURIE `foaf:homepage'
error: attempt to add quad with NULL field
error: failed to expand CURIE `foaf:mbox'
error: attempt to add quad with NULL field
error: failed to expand CURIE `foaf:name'
error: attempt to add quad with NULL field
error: failed to expand CURIE `foaf:homepage'
error: attempt to add quad with NULL field
error: failed to expand CURIE `foaf:mbox'
error: attempt to add quad with NULL field
[New Thread 0x7fffbc181700 (LWP 5922)]
[New Thread 0x7fffbc100700 (LWP 5923)]
[New Thread 0x7fffb0107700 (LWP 5924)]
[New Thread 0x7fffb0086700 (LWP 5925)]
[New Thread 0x7fff8da0f700 (LWP 5926)]
[New Thread 0x7fffbc07e800 (LWP 5927)]
[New Thread 0x7fffbffff700 (LWP 5928)]
[New Thread 0x7fffc51b5700 (LWP 5929)]
[New Thread 0x7fffbf7fe700 (LWP 5930)]
[New Thread 0x7fffc49b4700 (LWP 5931)]
[New Thread 0x7fff8d3cf700 (LWP 5932)]
[Thread 0x7fffc49b4700 (LWP 5931) exited]
[Thread 0x7fff8d3cf700 (LWP 5932) exited]
^C
Program received signal SIGINT, Interrupt.
0x00007fffec6a283d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) thread apply all bt

Thread 22 (Thread 0x7fffbf7fe700 (LWP 5930)):
#0  0x00007fffec6a283d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffec6d0774 in usleep () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007ffff72fbc6f in ARDOUR::AutomationWatch::thread (this=0x15888130)
    at ../libs/ardour/automation_watch.cc:135
#3  0x00007ffff72ff347 in boost::_mfi::mf0<void, ARDOUR::AutomationWatch>::operator() (this=0x1565fe20,
    p=0x15888130) at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff72fef8a in boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list0> (this=0x1565fe30, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff72feb85 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >::operator() (this=0x1565fe20)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff72feb10 in sigc::adaptor_functor<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > > >::operator() (this=0x1565fe20)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#7  0x00007ffff72fe710 in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AutomationWatch>, boost::_bi::list1<boost::_bi::value<ARDOUR::AutomationWatch*> > >, void>::call_it (rep=0x1565fdf0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#9  0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#10 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 21 (Thread 0x7fffc51b5700 (LWP 5929)):
#0  0x00007fffee78d52d in nanosleep () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3cd97c0 in g_usleep () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#2  0x00007ffff72a7400 in ARDOUR::AudioEngine::meter_thread (this=0x23c5b50) at ../libs/ardour/audioengine.cc:764
#3  0x00007ffff72bae3f in boost::_mfi::mf0<void, ARDOUR::AudioEngine>::operator() (this=0x2459fa0, p=0x23c5b50)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#4  0x00007ffff72ba826 in boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> >::operator()<boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list0> (this=0x2459fb0, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#5  0x00007ffff72b9c27 in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >::operator() (this=0x2459fa0)
---Type <return> to continue, or q <return> to quit---
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#6  0x00007ffff72b8f12 in sigc::adaptor_functor<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > > >::operator() (this=0x2459fa0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#7  0x00007ffff72b780a in sigc::internal::slot_call0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::AudioEngine>, boost::_bi::list1<boost::_bi::value<ARDOUR::AudioEngine*> > >, void>::call_it (rep=0x2459f70)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#8  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#9  0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#10 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 20 (Thread 0x7fffbffff700 (LWP 5928)):
#0  0x00007fffec6cb303 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff3cbdd0b in g_poll () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#2  0x00007ffff3cad3ca in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#3  0x00007ffff3cacd48 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#4  0x00007ffff3cad1ab in g_main_loop_run () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#5  0x00007ffff5d6331f in BaseUI::main_thread (this=0x5938380) at ../libs/pbd/base_ui.cc:80
#6  0x00007ffff5d66c2f in sigc::bound_mem_functor0<void, BaseUI>::operator() (this=0x5938ae8)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#7  0x00007ffff5d6695c in sigc::adaptor_functor<sigc::bound_mem_functor0<void, BaseUI> >::operator() (
    this=0x5938ae0) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#8  0x00007ffff5d66313 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, BaseUI>, void>::call_it (
    rep=0x5938ab0) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#9  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#10 0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#11 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#12 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#13 0x0000000000000000 in ?? ()

Thread 19 (Thread 0x7fffbc07e800 (LWP 5927)):
#0  0x00007fffec6cb303 in poll () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007ffff730f976 in ARDOUR::Butler::thread_work (this=0x229fbe0) at ../libs/ardour/butler.cc:150
#2  0x00007ffff730f8fd in ARDOUR::Butler::_thread_work (arg=0x229fbe0) at ../libs/ardour/butler.cc:134
#3  0x00007ffff5d8d1a6 in fake_thread_start (arg=0x59381e0) at ../libs/pbd/pthread_utils.cc:80
---Type <return> to continue, or q <return> to quit---
#4  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 18 (Thread 0x7fff8da0f700 (LWP 5926)):
#0  0x00007fffee78bfd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73e9216 in PBD::ProcessSemaphore::wait (this=0x5075da0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73e7618 in ARDOUR::Graph::run_one (this=0x5075ce0) at ../libs/ardour/graph.cc:380
#3  0x00007ffff73e7940 in ARDOUR::Graph::helper_thread (this=0x5075ce0) at ../libs/ardour/graph.cc:411
#4  0x00007ffff73ecd45 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fff8da0eca8, p=0x5075ce0)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff73ec97e in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fff8da0ecb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#6  0x00007ffff73ec66f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fff8da0eca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#7  0x00007ffff73ec225 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (
    function_obj_ptr=...) at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#8  0x0000000000c33267 in boost::function0<void>::operator() (this=0x7fff8da0eca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#9  0x00007ffff72aacc9 in ARDOUR::AudioEngine::_start_process_thread (arg=0x5086180)
    at ../libs/ardour/audioengine.cc:1572
#10 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 17 (Thread 0x7fffb0086700 (LWP 5925)):
#0  0x00007fffee78bfd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73e9216 in PBD::ProcessSemaphore::wait (this=0x5075dc0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73e6a7d in ARDOUR::Graph::restart_cycle (this=0x5075ce0) at ../libs/ardour/graph.cc:254
#3  0x00007ffff73e6a47 in ARDOUR::Graph::dec_ref (this=0x5075ce0) at ../libs/ardour/graph.cc:241
#4  0x00007ffff73ed924 in ARDOUR::GraphNode::finish (this=0x5ca7818, chain=1) at ../libs/ardour/graphnode.cc:71
#5  0x00007ffff73e77d8 in ARDOUR::Graph::run_one (this=0x5075ce0) at ../libs/ardour/graph.cc:394
---Type <return> to continue, or q <return> to quit---
#6  0x00007ffff73e7940 in ARDOUR::Graph::helper_thread (this=0x5075ce0) at ../libs/ardour/graph.cc:411
#7  0x00007ffff73ecd45 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb0085ca8, p=0x5075ce0)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#8  0x00007ffff73ec97e in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb0085cb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#9  0x00007ffff73ec66f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb0085ca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#10 0x00007ffff73ec225 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (
    function_obj_ptr=...) at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#11 0x0000000000c33267 in boost::function0<void>::operator() (this=0x7fffb0085ca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#12 0x00007ffff72aacc9 in ARDOUR::AudioEngine::_start_process_thread (arg=0x5086180)
    at ../libs/ardour/audioengine.cc:1572
#13 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#14 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#15 0x0000000000000000 in ?? ()

Thread 16 (Thread 0x7fffb0107700 (LWP 5924)):
#0  0x00007fffee78bfd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73e9216 in PBD::ProcessSemaphore::wait (this=0x5075da0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73e7618 in ARDOUR::Graph::run_one (this=0x5075ce0) at ../libs/ardour/graph.cc:380
#3  0x00007ffff73e7940 in ARDOUR::Graph::helper_thread (this=0x5075ce0) at ../libs/ardour/graph.cc:411
#4  0x00007ffff73ecd45 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffb0106ca8, p=0x5075ce0)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff73ec97e in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffb0106cb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#6  0x00007ffff73ec66f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffb0106ca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#7  0x00007ffff73ec225 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (
    function_obj_ptr=...) at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
---Type <return> to continue, or q <return> to quit---
#8  0x0000000000c33267 in boost::function0<void>::operator() (this=0x7fffb0106ca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#9  0x00007ffff72aacc9 in ARDOUR::AudioEngine::_start_process_thread (arg=0x5086180)
    at ../libs/ardour/audioengine.cc:1572
#10 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 15 (Thread 0x7fffbc100700 (LWP 5923)):
#0  0x00007fffee78bfd0 in sem_wait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff73e9216 in PBD::ProcessSemaphore::wait (this=0x5075da0)
    at /home/harrison/ardour/3.0/libs/pbd/pbd/semutils.h:41
#2  0x00007ffff73e7618 in ARDOUR::Graph::run_one (this=0x5075ce0) at ../libs/ardour/graph.cc:380
#3  0x00007ffff73e7c38 in ARDOUR::Graph::main_thread (this=0x5075ce0) at ../libs/ardour/graph.cc:449
#4  0x00007ffff73ecd45 in boost::_mfi::mf0<void, ARDOUR::Graph>::operator() (this=0x7fffbc0ffca8, p=0x5075ce0)
    at /home/harrison/a3/inst/include/boost/bind/mem_fn_template.hpp:49
#5  0x00007ffff73ec97e in boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> >::operator()<boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list0> (this=0x7fffbc0ffcb8, f=..., a=...)
    at /home/harrison/a3/inst/include/boost/bind/bind.hpp:253
#6  0x00007ffff73ec66f in boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >::operator() (this=0x7fffbc0ffca8)
    at /home/harrison/a3/inst/include/boost/bind/bind_template.hpp:20
#7  0x00007ffff73ec225 in boost::detail::function::void_function_obj_invoker0<boost::_bi::bind_t<void, boost::_mfi::mf0<void, ARDOUR::Graph>, boost::_bi::list1<boost::_bi::value<ARDOUR::Graph*> > >, void>::invoke (
    function_obj_ptr=...) at /home/harrison/a3/inst/include/boost/function/function_template.hpp:153
#8  0x0000000000c33267 in boost::function0<void>::operator() (this=0x7fffbc0ffca0)
    at /home/harrison/a3/inst/include/boost/function/function_template.hpp:760
#9  0x00007ffff72aacc9 in ARDOUR::AudioEngine::_start_process_thread (arg=0x5086180)
    at ../libs/ardour/audioengine.cc:1572
#10 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#11 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#12 0x0000000000000000 in ?? ()

Thread 14 (Thread 0x7fffbc181700 (LWP 5922)):
#0  0x00007fffee78c0c1 in sem_timedwait () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fffee9d3081 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee9b6c11 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
---Type <return> to continue, or q <return> to quit---
#3  0x00007fffee9bb5d4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffee9b5304 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007fffee9b51c6 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#6  0x00007fffee9b3192 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#7  0x00007fffee9aebed in jack_cycle_wait () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#8  0x00007ffff72a62c2 in ARDOUR::AudioEngine::process_thread (this=0x23c5b50) at ../libs/ardour/audioengine.cc:446
#9  0x00007ffff72a59f4 in ARDOUR::AudioEngine::_process_thread (arg=0x23c5b50) at ../libs/ardour/audioengine.cc:337
#10 0x00007fffee9b3165 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#11 0x00007fffee9d22c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#12 0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#13 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#14 0x0000000000000000 in ?? ()

Thread 13 (Thread 0x7fffe41e4700 (LWP 5921)):
#0  0x00007fffee78cd2d in read () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fffee9d466a in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee9d7ab7 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffee9d77de in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffee9d22c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#5  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#6  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#7  0x0000000000000000 in ?? ()

Thread 12 (Thread 0x7fffe4265700 (LWP 5920)):
#0  0x00007fffee789d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007fffee9d370c in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#2  0x00007fffee9cf98b in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#3  0x00007fffee9d22c4 in ?? () from /usr/lib/x86_64-linux-gnu/libjack.so.0
#4  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#5  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#6  0x0000000000000000 in ?? ()

Thread 5 (Thread 0x7fffe67d2700 (LWP 5913)):
#0  0x00007fffee789d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3cfa4c1 in g_cond_wait () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#2  0x00007ffff7256967 in ARDOUR::Analyser::work () at ../libs/ardour/analyser.cc:81
#3  0x00007ffff72566fd in analyser_work () at ../libs/ardour/analyser.cc:46
---Type <return> to continue, or q <return> to quit---
#4  0x000000000120a557 in sigc::pointer_functor0<void>::operator()() const ()
#5  0x0000000001207c88 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#6  0x00000000012044ed in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1f12820)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#8  0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#9  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#10 0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#11 0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7fffe6fd3700 (LWP 5912)):
#0  0x00007fffee789d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3cfa4c1 in g_cond_wait () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#2  0x00007ffff76ba6dd in peak_thread_work () at ../libs/ardour/source_factory.cc:68
#3  0x000000000120a557 in sigc::pointer_functor0<void>::operator()() const ()
#4  0x0000000001207c88 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#5  0x00000000012044ed in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1f184b0)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#7  0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#8  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fffe77d4700 (LWP 5911)):
#0  0x00007fffee789d84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
#1  0x00007ffff3cfa4c1 in g_cond_wait () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#2  0x00007ffff76ba6dd in peak_thread_work () at ../libs/ardour/source_factory.cc:68
#3  0x000000000120a557 in sigc::pointer_functor0<void>::operator()() const ()
#4  0x0000000001207c88 in sigc::adaptor_functor<sigc::pointer_functor0<void> >::operator()() const ()
#5  0x00000000012044ed in sigc::internal::slot_call0<sigc::pointer_functor0<void>, void>::call_it (rep=0x1ed4c20)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#6  0x00007ffff443e1f2 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#7  0x00007ffff3cd8111 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#8  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#9  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#10 0x0000000000000000 in ?? ()
---Type <return> to continue, or q <return> to quit---

Thread 2 (Thread 0x7fffe7fd5700 (LWP 5910)):
#0  0x00007fffec6a283d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffec6d0774 in usleep () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00000000014b418a in gui_event_loop (ptr=0x0) at ../gtk2_ardour/linux_vst_gui_support.cc:380
#3  0x00007fffee785e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
#4  0x00007fffec6d6cbd in clone () from /lib/x86_64-linux-gnu/libc.so.6
#5  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffff7fb8900 (LWP 5907)):
#0  0x00007fffec6a283d in nanosleep () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffec6d0774 in usleep () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x0000000000f73742 in ExportDialog::show_progress (this=0x7fffffffb460) at ../gtk2_ardour/export_dialog.cc:331
#3  0x0000000000f73514 in ExportDialog::do_export (this=0x7fffffffb460) at ../gtk2_ardour/export_dialog.cc:308
#4  0x0000000000f7751d in sigc::bound_mem_functor0<void, ExportDialog>::operator() (this=0x16940fc8)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#5  0x0000000000f7732a in sigc::adaptor_functor<sigc::bound_mem_functor0<void, ExportDialog> >::operator() (
    this=0x16940fc0) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#6  0x0000000000f77067 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, ExportDialog>, void>::call_it (
    rep=0x16940f90) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#7  0x00007ffff444a992 in Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) ()
   from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#8  0x00007ffff41b94a4 in g_cclosure_marshal_VOID__VOID () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#9  0x00007ffff41b669e in g_closure_invoke () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#10 0x00007ffff41d325b in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#11 0x00007ffff41d2224 in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#12 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#13 0x00007ffff31d67c2 in gtk_button_clicked () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#14 0x00007ffff31d7d20 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#15 0x00007ffff41b953f in g_cclosure_marshal_VOID__VOIDv () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#16 0x00007ffff41b6e1d in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#17 0x00007ffff41b6994 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#18 0x00007ffff41d157c in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#19 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#20 0x00007ffff31d6717 in gtk_button_released () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#21 0x00007ffff31d7a7b in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#22 0x00007ffff32bdffc in _gtk_marshal_BOOLEAN__BOXED () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#23 0x00007ffff41b6d87 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#24 0x00007ffff41b669e in g_closure_invoke () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#25 0x00007ffff41d3107 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#26 0x00007ffff41d22b6 in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#27 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#28 0x00007ffff3444d54 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#29 0x00007ffff3444874 in gtk_widget_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#30 0x00007ffff32bc562 in gtk_propagate_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#31 0x00007ffff32baf9e in gtk_main_do_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#32 0x00007ffff2ecce8a in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgdk-x11-2.0.so.0
#33 0x00007ffff3cabee1 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#34 0x00007ffff3cacb8b in g_main_context_dispatch () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#35 0x00007ffff3cacd75 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#36 0x00007ffff3cad1ab in g_main_loop_run () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#37 0x00007ffff3214eb0 in gtk_dialog_run () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#38 0x0000000000e6c0cf in Editor::export_audio (this=0x465f370) at ../gtk2_ardour/editor_export_audio.cc:65
#39 0x0000000000cafff9 in sigc::bound_mem_functor0<void, PublicEditor>::operator() (this=0x4da1668)
    at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/mem_fun.h:1787
#40 0x0000000000cae5e2 in sigc::adaptor_functor<sigc::bound_mem_functor0<void, PublicEditor> >::operator() (
    this=0x4da1660) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:251
#41 0x0000000000cac893 in sigc::internal::slot_call0<sigc::bound_mem_functor0<void, PublicEditor>, void>::call_it (
    rep=0x4da1630) at /home/harrison/a3/inst/include/sigc++-2.0/sigc++/functors/slot.h:103
#42 0x00007ffff444a992 in Glib::SignalProxyNormal::slot0_void_callback(_GObject*, void*) ()
   from /opt/Ardour-3.0rc3_14177/lib/libglibmm-2.4.so.1
#43 0x00007ffff41b94a4 in g_cclosure_marshal_VOID__VOID () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#44 0x00007ffff41b669e in g_closure_invoke () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#45 0x00007ffff41d325b in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#46 0x00007ffff41d2224 in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#47 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#48 0x00007ffff31b5ab8 in _gtk_action_emit_activate () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#49 0x00007ffff31b5ba6 in gtk_action_activate () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#50 0x00007ffff32d32a8 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#51 0x00007ffff41b953f in g_cclosure_marshal_VOID__VOIDv () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#52 0x00007ffff41b6e1d in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#53 0x00007ffff41b6994 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#54 0x00007ffff41d157c in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#55 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#56 0x00007ffff3444e79 in gtk_widget_activate () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#57 0x00007ffff32d7ca3 in gtk_menu_shell_activate_item () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#58 0x00007ffff32d68af in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#59 0x00007ffff32c95be in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#60 0x00007ffff32bdffc in _gtk_marshal_BOOLEAN__BOXED () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#61 0x00007ffff41b6d87 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#62 0x00007ffff41b669e in g_closure_invoke () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#63 0x00007ffff41d3107 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#64 0x00007ffff41d22b6 in g_signal_emit_valist () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#65 0x00007ffff41d2777 in g_signal_emit () from /opt/Ardour-3.0rc3_14177/lib/libgobject-2.0.so.0
#66 0x00007ffff3444d54 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#67 0x00007ffff3444874 in gtk_widget_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#68 0x00007ffff32bc562 in gtk_propagate_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#69 0x00007ffff32baf9e in gtk_main_do_event () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#70 0x00007ffff2ecce8a in ?? () from /opt/Ardour-3.0rc3_14177/lib/libgdk-x11-2.0.so.0
#71 0x00007ffff3cabee1 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#72 0x00007ffff3cacb8b in g_main_context_dispatch () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#73 0x00007ffff3cacd75 in ?? () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#74 0x00007ffff3cad1ab in g_main_loop_run () from /opt/Ardour-3.0rc3_14177/lib/libglib-2.0.so.0
#75 0x00007ffff32ba520 in gtk_main () from /opt/Ardour-3.0rc3_14177/lib/libgtk-x11-2.0.so.0
#76 0x00007ffff613085c in Gtkmm2ext::UI::run (this=0x1cc1070, old_receiver=...) at ../libs/gtkmm2ext/gtk_ui.cc:270
#77 0x000000000104986c in main (argc=1, argv=0x7fffffffd3b8) at ../gtk2_ardour/main.cc:519