It’s the same crash again as here: Game crashed - #10 by AsfhtgkDavid
Also printed near the top of every log, it explains this:
user:// directory is: /home/david/.var/app/com.revolutionarygamesstudio.ThriveLauncher/data/Thrive
Game logs are written to: /home/david/.var/app/com.revolutionarygamesstudio.ThriveLauncher/data/Thrive/logs latest log is ‘log.txt’