bt

#0  0x000000000072cc11 in FGLogger::Log::~Log (this=0xae4e320, __in_chrg=<optimized out>) at /home/hamza/build/fgbuild/flightgear/src/Main/logger.cxx:153
#1  0x000000000072dfcc in _Destroy<FGLogger::Log> (__pointer=0xae4e320) at /usr/include/c++/4.8/bits/stl_construct.h:93
#2  __destroy<FGLogger::Log*> (__last=<optimized out>, __first=0xae4e320) at /usr/include/c++/4.8/bits/stl_construct.h:103
#3  _Destroy<FGLogger::Log*> (__last=<optimized out>, __first=<optimized out>) at /usr/include/c++/4.8/bits/stl_construct.h:126
#4  _Destroy<FGLogger::Log*, FGLogger::Log> (__last=0xae4e3a0, __first=<optimized out>) at /usr/include/c++/4.8/bits/stl_construct.h:151
#5  std::vector<FGLogger::Log, std::allocator<FGLogger::Log> >::_M_insert_aux (this=this@entry=0x26263f8, __position=..., __position@entry=..., __x=...)
    at /usr/include/c++/4.8/bits/vector.tcc:384
#6  0x000000000072d55e in push_back (__x=..., this=0x26263f8) at /usr/include/c++/4.8/bits/stl_vector.h:913
#7  FGLogger::init (this=0x26263d0) at /home/hamza/build/fgbuild/flightgear/src/Main/logger.cxx:49
#8  0x00000000010a52fa in SGSubsystem::incrementalInit (this=<optimized out>) at /home/hamza/build/fgbuild/simgear/simgear/structure/subsystem_mgr.cxx:62
#9  0x00000000010a5d3d in SGSubsystemGroup::incrementalInit (this=0x172d820) at /home/hamza/build/fgbuild/simgear/simgear/structure/subsystem_mgr.cxx:180
#10 0x00000000010a56cb in SGSubsystemMgr::incrementalInit (this=0x172d720) at /home/hamza/build/fgbuild/simgear/simgear/structure/subsystem_mgr.cxx:464
#11 0x000000000072ed21 in fgIdleFunction () at /home/hamza/build/fgbuild/flightgear/src/Main/main.cxx:287
#12 0x0000000000c63b68 in fgOSMainLoop () at /home/hamza/build/fgbuild/flightgear/src/Viewer/fg_os_osgviewer.cxx:333
#13 0x000000000072f576 in fgMainInit (argc=4, argv=<optimized out>) at /home/hamza/build/fgbuild/flightgear/src/Main/main.cxx:501
#14 0x00000000006f51b3 in main (argc=4, argv=0x7fffffffddb8) at /home/hamza/build/fgbuild/flightgear/src/Main/bootstrap.cxx:234