Train starts backward and ends up forward

[anisometropie]

Describe the bug During the simulation, on line 430000 (ligne du Mans à Mézidon). The train starts backward, the rear and the front of the train meet in the middle of the voyage, and the train finishes the trip going forward.

Length of the train goes to 0 :

https://user-images.githubusercontent.com/24652545/194030387-f8931fd4-27f4-4ddd-a2ea-550120a0744e.mp4

To Reproduce : open OSRD and use this configuration :

Origin :

Destination :

Screenshots If applicable, add screenshots to help explain your problem.

Desktop (please complete the following information):

• OS: Debian
• Browser: chrome
• Version: 105.0.5195.102

[axrolld]

I tried to reproduce the bug and found something even weirder

[Castavo]

This bug appears to be fixed in version 3dbd5632