optirun glxgears 

Aug 13 21:53:57 computerC kernel: bbswitch: enabling discrete graphics
Aug 13 21:53:57 computerC kernel: nvidia-nvlink: Nvlink Core is being initialized, major device number 243
Aug 13 21:53:57 computerC kernel: NVRM: loading NVIDIA UNIX x86_64 Kernel Module  367.35  Mon Jul 11 23:14:21 PDT 2016
Aug 13 21:53:57 computerC kernel: vgaarb: this pci device is not a vga device
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: vgaarb: this pci device is not a vga device
Aug 13 21:53:57 computerC kernel: nvidia-modeset: Loading NVIDIA Kernel Mode Setting Driver for UNIX platforms  367.35  Mon Jul 11 22:43:59 PDT 2016
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360692] [WARN][XORG] (WW) `fonts.dir' not found (or not valid) in "/usr/share/fonts/100dpi/".
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360702] [WARN][XORG] (WW) `fonts.dir' not found (or not valid) in "/usr/share/fonts/75dpi/".
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360717] [WARN][XORG] (WW) Open ACPI failed (/var/run/acpid.socket) (No such file or directory)
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360720] [WARN][XORG] (WW) Warning, couldn't open module mouse
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360727] [WARN][XORG] (WW) NVIDIA(0): Unable to get display device for DPI computation.
Aug 13 21:53:57 computerC bumblebeed[513]: [ 6306.360731] [WARN][XORG] (WW) Warning, couldn't open module mouse
Aug 13 21:53:57 computerC kernel: glxgears[5102]: segfault at 10 ip 00007ff7448517ad sp 00007ffc94db8de0 error 4 in libGLX_nvidia.so.367.35[7ff744794000+c8000]
Aug 13 21:53:57 computerC systemd[1]: Started Process Core Dump (PID 5112/UID 0).
-- Subject: Unit [email protected] has finished start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
--
-- Unit [email protected] has finished starting up.
--
-- The start-up result is done.
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: nvidia-modeset: Unloading
Aug 13 21:53:57 computerC kernel: nvidia-nvlink: Unregistered the Nvlink Core, major device number 243
Aug 13 21:53:57 computerC kernel: bbswitch: disabling discrete graphics
Aug 13 21:53:57 computerC kernel: ACPI Warning: \_SB.PCI0.PEG0.PEGP._DSM: Argument #4 type mismatch - Found [Buffer], ACPI requires [Package] (20160108/nsarguments-95)
Aug 13 21:53:57 computerC kernel: pci 0000:01:00.0: Refused to change power state, currently in D0
Aug 13 21:53:57 computerC systemd-coredump[5113]: Process 5102 (glxgears) of user 1000 dumped core.

                                                  Stack trace of thread 5102:
                                                  #0  0x00007ff7448517ad n/a (libGLX_nvidia.so.0)
                                                  #1  0x00007ff74481a0b8 n/a (libGLX_nvidia.so.0)
                                                  #2  0x00007ff74480d2b9 glXGetConfig (libGLX_nvidia.so.0)
                                                  #3  0x00007ff746d5d666 n/a (libvglfaker.so)
                                                  #4  0x00007ff746d5eabd n/a (libvglfaker.so)
                                                  #5  0x00007ff746d3559a glXChooseVisual (libvglfaker.so)
                                                  #6  0x00000000004036bf n/a (glxgears)
                                                  #7  0x0000000000401a07 n/a (glxgears)
                                                  #8  0x00007ff7460e0291 __libc_start_main (libc.so.6)
                                                  #9  0x0000000000402349 n/a (glxgears)
-- Subject: Process 5102 (glxgears) dumped core
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- Documentation: man:core(5)
--
-- Process 5102 (glxgears) crashed and dumped core.
--
-- This usually indicates a programming error in the crashing program and
-- should be reported to its vendor as a bug.

local/bumblebee 3.2.1-12
    NVIDIA Optimus support for Linux through VirtualGL
local/lib32-nvidia-utils 367.35-1
    NVIDIA drivers utilities (32-bit)
local/libvdpau 1.1.1-2
    Nvidia VDPAU library
local/nvidia 367.35-1
    NVIDIA drivers for linux
local/nvidia-utils 367.35-1
    NVIDIA drivers utilities

Looking for python... 3.5.2 - skipped
Looking for python2.7... 2.7.12 - wxversion(s): 3.0-gtk2
selected
[main] Message: PlayOnLinux (4.2.10) is starting
[clean_tmp] Message: Cleaning temp directory
[Check_OpenGL] Message: 32bits direct rendering is enabled
[Check_OpenGL] Message: 64bits direct rendering is enabled
[POL_System_CheckFS] Message: Checking filesystem for /home/computer/.PlayOnLinux/
[main] Message: Filesystem is compatible
Bad cookie!
[install_plugins] Message: Checking plugin: Capture...
[install_plugins] Message: Checking plugin: ScreenCap...
[install_plugins] Message: Checking plugin: PlayOnLinux Vault...
[update_check] Message: List is up to date
[POL_System_CheckFS] Message: Checking filesystem for Launcher.exe
[POL_Wine] Message: Running wine-1.7.37 Launcher.exe (Working directory : /home/compu
[POL_Wine] Message: Notice: PlayOnLinux deliberately disables winemenubuilder. See ht
Unhandled exception in thread started by <bound method gui_server.handler of <gui_server(Thread-2, started 139996869564160)>>
Traceback (most recent call last):
  File "/usr/share/playonlinux/python/gui_server.py", line 38, in handler
    self.tempc = connection.recv(2048);

There are two causes for this problem:

You don't have a Wine Version with the applied AcceptEx patch (See Battle.net instructions above).
A firewall or router blocks the connections attempts. Make sure you have the correct ports open. Open outbound and inbound, TCP and UDP, port 6112, or whatever you set in the game configuration. More Network Ports

widget_wp = awful.widget.prompt()
widget_wp:connect_signal('property::visible', function () end)

Trying to connect to non-existent signal 'property::visible'