please help unlock xperia sp c5303

xperia not accept root
SigmaKey 2.14.02 ADB: Obtain root privileges (autodetect)
* daemon not running. starting it now *
* daemon started successfully *
^ Sony sa0108 ADB Interface Driver
Phone model: Sony Xperia SP
Android 4.4.4; Firmware: KTU84Q; Date: 2015. máj. 24., vasárnap, 05.56.45 CEST
Version: cm_lbhuashan-userdebug 4.4.4 KTU84Q b5611ad92f test-keys
Baseband Firmware: 8960A-AAAAATAZQ-40031007-21
Android Version: 4.4.4 "KitKat"
Obtaining root privileges…Skipped