Tree Harvester, Floating duplicated tree segments

Issue description

While tree harvester is holding a tree for trimming or waiting to load a truck, a segment of the tree gets duplicated several layers higher.

Reproduction steps

Load attached Save.
Watch tree harvester.

pics and save attached.

Game version and build number

c0.6.1

Operating system

Windows

Attachments

Floating_Tree_Segments.save

I have loaded the game several times since reporting this.
Initially closing the game and reloading it didn't help, the issue persisted.

After a full system shut down and restart I have been unable to reproduce the bug.