Yep. :-( They were - you said it - sleepwalking the first 60 minutes.
I think the BBC summed it up perfectly:
Full-time: Poland 0-2 Ecuador
Referee Toru Kamikawa blows the whistle to end the contest and it is a famous victory for the country from South America who were largely fancied to go home after the group stage. Poland got exactly what they deserved - nothing.