Although their chances of reaching the play-offs were remote, Wasps still had hope until slumping in the second half at Bath on Sunday.
He played at four Rugby World Cups and George Gregan believes Australia need to be more consistent if they are to succeed in Japan.
The Jaguares trail the Bulls and the Sharks by only a point after clinging on to defeat the Stormers.
Grenoble look to be heading for a relegation play-off after losing at home to their nearest rivals Agen.
Having spent six successive years in the top flight, Newcastle Falcons were relegated from the Premiership on Saturday.
The Bulls were given a big test by the Waratahs, but came through it courtesy of Simphiwe Matanzima's try.
Ben Smith damaged his hamstring and suffered a cut chin in a pulsating Super Rugby encounter at Forsyth Barr Stadium.
The Hurricanes scored 26 points in the opening 22 minutes to beat the Rebels, while the Chiefs came back to draw 31-31 with the Highlanders.
The race for the Premiership's last play-off space is hotting up and Harlequins put down their marker by beating Leicester Tigers.
A pitch invader who confronted Saracens' Billy Vunipola has been banned from all home fixtures by Munster.
The Sharks were leading the Super Rugby champions when the final hooter sounded, but Mitch Hunt's late intervention denied them.
Beauden Barrett says "if all things fall into place" he will soon be able to end speculation over his future.
Shaun Edwards will not be on the Wales coaching staff in a new era under Wayne Pivac.
New Zealand Rugby has signed Sam Whitelock to a new four-year deal, but he will miss the 2020 Super Rugby season to play in Japan.
Warren Gatland has had numerous approaches about coaching roles after he leaves Wales, but has not received one from England.
Wales have announced their 42-man training squad in preparation for the 2019 Rugby World Cup.