gunqqer@Friithian:~$ steam
Running Steam on ubuntu 18.04 64-bit
STEAM_RUNTIME is enabled automatically
Unpack runtime failed, error code 2
Error: Couldn't set up the Steam Runtime. Are you running low on disk space?
Continuing...
Error: You are missing the following 32-bit libraries, and Steam may not run:
libXtst.so.6
libgtk-x11-2.0.so.0
libgdk_pixbuf-2.0.so.0
libva.so.1
libbz2.so.1.0
libvdpau.so.1
libva.so.1
libva-x11.so.1
[2018-09-27 17:07:20] Startup - updater built Sep  8 2018 19:20:58
Looks like steam didn't shutdown cleanly, scheduling immediate update check
[2018-09-27 17:07:21] Checking for update on startup
[2018-09-27 17:07:21] Checking for available updates...
[2018-09-27 17:07:21] Download skipped: /client/steam_client_ubuntu12 version 1536436120, installed version 1536436120
[2018-09-27 17:07:21] Nothing to do
[2018-09-27 17:07:21] Verifying installation...
[2018-09-27 17:07:21] Performing checksum verification of executable files
[2018-09-27 17:07:22] Verification complete
[2018-09-27 17:07:23] Shutdown