The Kangaroos will face England in the final on Saturday night.
Brett Morris added his pair of tries to the total, Lockyer setting up both efforts, the first with a long pass and the second with a well-placed kick.
Gidley improved Morris’ second before Thurston added his first goal by converting Jennings’ hat-trick score.
France – 4
T: Elima (61)
Australia – 42
T: Jennings (22, 27, 56); Lewis (41); B. Morris (45, 50); J. Morris (67, 72)
G: Gidley (41, 50); Thurston (56, 67, 72)
Ref: Leon Williamson
The latest rumour and gossip from the world of rugby league.
Henry Paul is in the running to become the new coach of Bradford, Love Rugby League understands.
Andrew Chalmers and Graham Lowe have confirmed that they are the new owners of the professional Rugby League club created in Bradford.
Toronto Wolfpack have revealed that their captain for the 2017 season will be utility back Craig Hall.
Dane Chisholm has confirmed that he will not be playing for Bradford in 2017.
Rohan Smith says he has left Bradford because he wasn't compatible with the new owners of the club.