According to L'Equipe (one of the main sport newspapers in France) Laurine Lecavelier tested positive for cocaine at an antidoping control. They claim to have got the info from "sources close to French Federation".
https://www.lequipe.fr/Patinage-art...elier-controlee-positive-a-la-cocaine/1094887
https://www.lequipe.fr/Patinage-art...elier-controlee-positive-a-la-cocaine/1094887