How to reproduce:
1. Open the attached "AssertionFailed2" project and "1" scene
2. Enter playmode and observe the console

Expected result: No assertions are thrown in the console
Actual result: "Assertion failed: Transform has SetIsDispatchInterested present when destroying the hierarchy. Systems must deregister themselves in Deactivate" and "Assertion failed: Transform has SetIsHierarchyDispatchInterested present when destroying the hierarchy. Systems must deregister themselves in Deactivate" assertions are thrown

Regression introduced with - 2017.2.0b7
Reproducible with - 2018.2.0a7, 2018.1.0b13, 2017.4.1f1, 2017.2.2p2, 2017.2.0b7
Not reproducible with - 2017.2.0b6, 2017.1.3p2