Comment # 19 on bug 1032151 from Michael Zapf

For me, Alien:Isolation is now working. 

Tomb Raider still fails:

GameAction [AppID 203160, ActionID 2] : LaunchApp changed task to
SynchronizingCloud with ""
GameAction [AppID 203160, ActionID 2] : LaunchApp changed task to
SiteLicenseSeatCheckout with ""
GameAction [AppID 203160, ActionID 2] : LaunchApp changed task to
CreatingProcess with ""
GameAction [AppID 203160, ActionID 2] : LaunchApp waiting for user response to
CreatingProcess ""
GameAction[AppID 203160, ActionID 2] : LaunchApp continues with user response
"CreatingProcess"
Opted-in Controller Mask: 0
Game update: AppID 203160 "Tomb Raider", ProcID 26820, IP 0.0.0.0:0
>>> Adding process 26820 for game ID 203160
GameAction [AppID 203160, ActionID 2] : LaunchApp changed task to
WaitingGameWindow with ""
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
pid 26831 != 26827, skipping destruction (fork without exec?)
pid 26832 != 26827, skipping destruction (fork without exec?)
pid 26833 != 26827, skipping destruction (fork without exec?)
GameAction [AppID 203160, ActionID 2] : LaunchApp changed task to Completed
with ""
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
pid 26834 != 26827, skipping destruction (fork without exec?)
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
>>> Adding process 26827 for game ID 203160
pid 26838 != 26827, skipping destruction (fork without exec?)
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
pid 26845 != 26840, skipping destruction (fork without exec?)
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_32/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS32): ignored.
>>> Adding process 26836 for game ID 203160
>>> Adding process 26835 for game ID 203160
pid 26844 != 26840, skipping destruction (fork without exec?)
pid 26839 != 26827, skipping destruction (fork without exec?)
ERROR: ld.so: object
'/home/michael/.local/share/Steam/ubuntu12_64/gameoverlayrenderer.so' from
LD_PRELOAD cannot be preloaded (wrong ELF class: ELFCLASS64): ignored.
/local/games/SteamLibrary/SteamApps/common/Tomb Raider/bin/TombRaider:
/usr/lib/libldap_r-2.4.so.2: no version information available (required by
/local/games/SteamLibrary/SteamApps/common/Tomb
Raider/bin/../lib/i686/libcurl.so.4)
/local/games/SteamLibrary/SteamApps/common/Tomb Raider/bin/TombRaider:
/usr/lib/liblber-2.4.so.2: no version information available (required by
/local/games/SteamLibrary/SteamApps/common/Tomb
Raider/bin/../lib/i686/libcurl.so.4)
/local/games/SteamLibrary/SteamApps/common/Tomb Raider/bin/TombRaider:
/usr/lib/libssl.so.1.0.0: version `OPENSSL_1.0.1' not found (required by
/local/games/SteamLibrary/SteamApps/common/Tomb
Raider/bin/../lib/i686/libcurl.so.4)
/local/games/SteamLibrary/SteamApps/common/Tomb Raider/bin/TombRaider:
/home/michael/.local/share/Steam/ubuntu12_32/steam-runtime/pinned_libs_32/libdbus-1.so.3:
no version information available (required by /usr/lib/libdbus-glib-1.so.2)
/local/games/SteamLibrary/SteamApps/common/Tomb Raider/bin/TombRaider:
/home/michael/.local/share/Steam/ubuntu12_32/steam-runtime/pinned_libs_32/libdbus-1.so.3:
no version information available (required by /usr/lib/libavahi-client.so.3)
>>> Adding process 26837 for game ID 203160
>>> Adding process 26840 for game ID 203160
>>> Adding process 26841 for game ID 203160
>>> Adding process 26842 for game ID 203160
Game removed: AppID 203160 "Tomb Raider", ProcID 26820 
>>> Adding process 26843 for game ID 203160
>>> Adding process 26846 for game ID 203160
No cached sticky mapping in ActivateActionSet.