primusrun steam 

Running Steam on manjarolinux 16.06.1 64-bit
STEAM_RUNTIME is enabled automatically
Installing breakpad exception handler for appid(steam)/version(1468023329)
libGL error: unable to load driver: i965_dri.so
libGL error: driver pointer missing
libGL error: failed to load driver: i965
libGL error: unable to load driver: swrast_dri.so
libGL error: failed to load driver: swrast
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)

(steam:2213): Gtk-WARNING **: Загружаемый модуль тем не найден в module_path: «adwaita»,

(steam:2213): Gtk-WARNING **: Загружаемый модуль тем не найден в module_path: «adwaita»,
/usr/share/themes/Vertex-Maia/gtk-2.0/gtkrc:1163: error: unexpected identifier `direction', expected character `}'
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 72: non-double matrix element
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 72: non-double matrix element
Fontconfig warning: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 80: saw unknown, expected number
Installing breakpad exception handler for appid(steam)/version(1468023329)
[0722/144641:ERROR:main_delegate.cc(779)] Could not load cef_extensions.pak
[0722/144641:ERROR:browser_main_loop.cc(217)] Running without the SUID sandbox! See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_suid_sandbox_development.md for more information on developing with the sandbox on.
Installing breakpad exception handler for appid(steamwebhelper)/version(20160708214346)
Installing breakpad exception handler for appid(steamwebhelper)/version(1468014226)
[0722/144641:ERROR:main_delegate.cc(779)] Could not load cef_extensions.pak
Installing breakpad exception handler for appid(steamwebhelper)/version(20160708214346)
Installing breakpad exception handler for appid(steamwebhelper)/version(1468023329)
Installing breakpad exception handler for appid(steamwebhelper)/version(1468023329)
libGL error: unable to load driver: i965_dri.so
libGL error: driver pointer missing
libGL error: failed to load driver: i965
libGL error: unable to load driver: swrast_dri.so
libGL error: failed to load driver: swrast
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Created shared memory when not owner SteamController_Shared_mem
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Installing breakpad exception handler for appid(steam)/version(1468023329)
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 72: non-double matrix element
Fontconfig error: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 72: non-double matrix element
Fontconfig warning: "/etc/fonts/conf.d/10-scale-bitmap-fonts.conf", line 80: saw unknown, expected number
Generating new string page texture 3: 48x256, total string texture memory is 49,15 KB
Generating new string page texture 4: 256x256, total string texture memory is 311,30 KB
Generating new string page texture 5: 128x256, total string texture memory is 442,37 KB
libGL error: unable to load driver: i965_dri.so
libGL error: driver pointer missing
libGL error: failed to load driver: i965
libGL error: unable to load driver: swrast_dri.so
libGL error: failed to load driver: swrast
Steam: An X Error occurred
X Error of failed request:  GLXBadContext
Major opcode of failed request:  154
Serial number of failed request:  33
xerror_handler: X failed, continuing
Steam: An X Error occurred
X Error of failed request:  BadValue (integer parameter out of range for operation)
Major opcode of failed request:  154
Value in failed request:  0x0
Serial number of failed request:  32
xerror_handler: X failed, continuing
primus: fatal: failed to acquire direct rendering context for display thread