Each bit of software can be buggy. I don't trust either of them, personally. If you only ran it for 5 minutes, it probably didn't do much harm, but there's no real way to tell.
ok so i have a bad luck in electronics, i was just testing my case and 100i stablity so that i do not face any problem because this would be my workstation for electronic music production and ableton live and fl studio are memory and cpu hungry tasks +gaming.so i just wanted to ensure everything is working fine or else i will rma it.
There are other tests you can use, that are more appropriate. You're not wrong for wanting to test it. Just got to be careful with overclocking and torture tests. Take time to read about these things.
Use HWiNFO64 ---> http://www.majorgeeks.com/files/details/hwinfo64.html (you can allso use hwinfo64 to display any of your computer stats in game with MSI afterburners OSD)
Asus ai suite has never worked corectly and will pop up with random errors.