Was able to reproduce this without changing the speed:
Host]: Requesting sync reports for time 1202971
[Host]: Client 0: Time 1202854
[Host]: Client 0: Time 1202971
[Host]: comparing syncreports for time 1202971
[Host]: Client 0 (1) sent player command 21 for 2, time = 1203100
[Host]: Client 0: Time 1203100
[Host]: Client 0: Time 1203615
[Host]: Requesting sync reports for time 1204068
[Host]: Client 0: Time 1204068
[Host]: comparing syncreports for time 1204068
[Host]: lost synchronization with client 0!
I have: c9e55ce2f3b4cfd7ce161e6d3e18f67c
Client has: b1494c3292318f153676dd02a80fae8c
Was able to reproduce this without changing the speed:
Host]: Requesting sync reports for time 1202971 7ce161e6d3e18f6 7c 53676dd02a80fae 8c
[Host]: Client 0: Time 1202854
[Host]: Client 0: Time 1202971
[Host]: comparing syncreports for time 1202971
[Host]: Client 0 (1) sent player command 21 for 2, time = 1203100
[Host]: Client 0: Time 1203100
[Host]: Client 0: Time 1203615
[Host]: Requesting sync reports for time 1204068
[Host]: Client 0: Time 1204068
[Host]: comparing syncreports for time 1204068
[Host]: lost synchronization with client 0!
I have: c9e55ce2f3b4cfd
Client has: b1494c3292318f1
based on wl_autosave_ nethost_ 00.wgf