Australian Trainer Blames Caffeine Positive On Coffee Spill Sponsored by: Australian trainer Nick Smart has blamed a coffee spill for one of his horses testing positive for caffeine, reports racing.com. Smart trainee Mr Coyne was found to have the prohibited substance in his system after running second in the Ecycle Solutions BM120 Steeplechase at Ballarat on Aug. 23 last year. “It was a real mystery to us. When we looked into it, and it sounds silly, but our coffee set-up is right near the feed room,” Smart said. “It was right at the feed door with the coffee and everyone ...