How to reproduce:
1. Open user-submitted project (SoulMaze.zip)
2. Open the Scenes/Entry Scene
3. Enter Play Mode
4. Click the 'Play' button
5. Click the 'Start Game' button
6. Click the 'Spawner' button
7. Move around the Maze by clicking the left/right sides of the Game View

Expected result: the Editor does not crash
Actual result: the Editor crashes after a few seconds of moving/pressing the Spawner button

Reproducible with: 2019.2.14f1, 2019.3.0f1, 2020.1.0a15
Could not test with: 2017.4.35f1, 2018.4.13f1(project incompatible)

Reproducible with Entities package versions: preview - 0.1.0, preview - 0.1.1
Could not test with Entities package versions: preview.18 - 0.2.0(project incompatible)

Reproducible with Collections package versions: preview - 0.1.0, preview - 0.1.1
Could not test with Collections package versions: preview.13 - 0.2.0

Notes:
The Editor has been observed crashing when either entering the 'maze' Scene, immediately after clicking the 'Spawner' button and just after moving around the maze for a while(regardless if 'Spawner' button was clicked or not)
No stack trace is logged from the crash