Unstable Log

[03:36:45] [Server thread/INFO]: Starting minecraft server version 1.10.2
[03:37:09] [Server thread/INFO]: Loading properties
[03:37:09] [Server thread/INFO]: Default game type: SURVIVAL
[03:37:09] [Server thread/INFO]: Generating keypair
[03:37:10] [Server thread/INFO]: Starting Minecraft server on *:25565
[03:37:10] [Server thread/INFO]: Using epoll channel type
[03:37:14] [Server thread/INFO]: Preparing level "world"
[03:37:15] [Server thread/INFO]: Preparing start region for level 0
[03:37:16] [Server thread/INFO]: Preparing spawn area: 24%
[03:37:17] [Server thread/INFO]: Done (2.996s)! For help, type "help" or "?"
[03:37:17] [Server thread/INFO]: FTBLib: Server reloaded in 30ms
[05:37:14] [Server thread/INFO]: Server Backup started!
[07:37:14] [Server thread/INFO]: Server Backup started!
[09:37:14] [Server thread/INFO]: Server Backup started!
[11:37:14] [Server thread/INFO]: Server Backup started!
[11:56:54] [User Authenticator #1/INFO]: UUID of player UnluckyDesperado is 7cf82d24-226a-40c5-969c-da19615d4506
[11:56:55] [Server thread/INFO]: UnluckyDesperado[/68.12.165.200:60972] logged in with entity id 488 at (-1771.8591928958324, 69.0, 1211.196077915071)
[11:56:55] [Server thread/INFO]: UnluckyDesperado joined the game
[11:57:55] [Server Watchdog/FATAL]: A single server tick took 60.00 seconds (should be max 0.05)
[11:57:55] [Server Watchdog/FATAL]: Considering it to be crashed, server will forcibly shutdown.
[11:57:55] [Server Watchdog/ERROR]: This crash report has been saved to: /home/Minecraft/RTTM/./crash-reports/crash-2016-08-03_11.57.55-server.txt
[11:57:55] [Server Shutdown Thread/INFO]: Stopping server