Sometimes when messing with libgdx, it appears
#
# A fatal error has been detected by the Java Runtime Environment:
#
# SIGSEGV (0xb) at pc=0x00007f95727c8999, pid=6955, tid=140278980540160
#
# JRE version: 7.0_09-b05
# Java VM: Java HotSpot(TM) 64-Bit Server VM (23.5-b02 mixed mode linux-amd64 compressed oops)
# Problematic frame:
# C [libc.so.6+0x80999]
ADT Bundle 21, Linux Mint 14 Mate 64-bit, libgdx 0.9.8, Java 64 1.7.0_09 (compile target 1.6), vga driver amd 12.11.beta11.