Stade Rennais can blame themselves.
After a completely crazy first half hour of play where Genesio's men scored three times, the SRFC sank in the second half and let Fenerbahçe come back thanks in particular to Emre Mor, scorer in the last minutes.
Rennes, already qualified is for the moment play-off.
For its part, OGC Nice succeeded in its mission against the Partisan thanks to Nicolas Pépé and Mario Lemina.
Solid victory in a relatively quiet game against an uninspired Partizan team who still managed to score a goal.
The Aigons are second in their group and will play their qualification against Cologne next week.