awdd and powerstat

I am helping a friend -> MacBook Air 2015 Last version of El Capitan

Everyday the computer Freeze. Mouse, keyboard nothing work. Close the Lid,the Apple Logo stay on.

A force shutdown is necessary.

A visit to the applestore, they format the drive and re-install

same problem

Looking into console, I see a crash every day for

AWDD and PowerStat

the one for AWDD is strange for me, but maybe there all like that I dont know but I can't read it.