Thank you for your report! 

However, processing it in order to get sufficient information for the
developers failed (it does not generate an useful symbolic stack trace). This
might be caused by some outdated packages which were installed on your system
at the time of the report:

libgcc1 version 1:4.6.1-6ubuntu2 required, but 1:4.6.1-7ubuntu2 is available
libpango1.0-0 version 1.29.3-0ubuntu2 required, but 1.29.3-0ubuntu3 is available
libx11-6 version 2:1.4.3-2ubuntu1 required, but 2:1.4.4-1ubuntu1 is available
libpng12-0 version 1.2.44-2ubuntu1 required, but 1.2.46-3ubuntu1 is available
libgl1-mesa-glx version 7.11-0ubuntu1 required, but 7.11-0ubuntu3 is available
libudev0 version 172-0ubuntu5 required, but 173-0ubuntu3 is available
libglapi-mesa version 7.11-0ubuntu1 required, but 7.11-0ubuntu3 is available
libfreetype6 version 2.4.4-2 required, but 2.4.4-2ubuntu1 is available
libegl1-mesa version 7.11-0ubuntu1 required, but 7.11-0ubuntu3 is available
outdated debug symbol package for libtiff4: package version 3.9.5-1ubuntu1 dbgsym version 3.9.4-5ubuntu6
libglib2.0-0 version 2.29.14-0ubuntu1 required, but 2.29.16-0ubuntu2 is available
outdated debug symbol package for libthai0: package version 0.1.15-2 dbgsym version 0.1.14-2ubuntu1
libc-bin version 2.13-9ubuntu3 required, but 2.13-17ubuntu2 is available
libglu1-mesa version 7.11-0ubuntu1 required, but 7.11-0ubuntu3 is available
libffi6 version 3.0.10~rc8-6 required, but 3.0.11~rc1-1 is available
fontconfig version 2.8.0-3ubuntu1 required, but 2.8.0-3ubuntu2 is available
libcairo2 version 1.10.2-6ubuntu2 required, but 1.10.2-6ubuntu3 is available
libllvm2.9 version 2.9+dfsg-3ubuntu1 required, but 2.9+dfsg-3ubuntu2 is available
libnux-1.0-0 version 1.0.8-0ubuntu2 required, but 1.2.2-0ubuntu2 is available
libgbm1 version 7.11-0ubuntu1 required, but 7.11-0ubuntu3 is available
gcc-4.6-base version 4.6.1-6ubuntu2 required, but 4.6.1-7ubuntu2 is available
outdated debug symbol package for libsigc++-2.0-0c2a: package version 2.2.9-1 dbgsym version 2.2.4.2-1ubuntu1
ttf-dejavu-core version 2.33-1 required, but 2.33-1ubuntu1 is available
libjpeg62 version 6b1-1ubuntu1 required, but 6b1-1ubuntu2 is available
libstdc++6 version 4.6.1-6ubuntu2 required, but 4.6.1-7ubuntu2 is available
libwayland0 version 0.1.0~0.2-0ubuntu2 required, but 0.1.0~0.2-0ubuntu3 is available
libc6 version 2.13-9ubuntu3 required, but 2.13-17ubuntu2 is available
outdated debug symbol package for libdatrie1: package version 0.2.4-3 dbgsym version 0.2.4-1
multiarch-support version 2.13-9ubuntu3 required, but 2.13-17ubuntu2 is available
libx11-data version 2:1.4.3-2ubuntu1 required, but 2:1.4.4-1ubuntu1 is available
fontconfig-config version 2.8.0-3ubuntu1 required, but 2.8.0-3ubuntu2 is available
libx11-xcb1 version 2:1.4.3-2ubuntu1 required, but 2:1.4.4-1ubuntu1 is available
libnux-1.0-common version 1.0.8-0ubuntu2 required, but 1.2.2-0ubuntu2 is available
libfontconfig1 version 2.8.0-3ubuntu1 required, but 2.8.0-3ubuntu2 is available
outdated debug symbol package for libdbus-1-3: package version 1.4.12-4ubuntu2 dbgsym version 1.4.6-1ubuntu6.1
outdated debug symbol package for libglibmm-2.4-1c2a: package version 2.28.1-1 dbgsym version 2.28.0-1


Please upgrade your system to the latest package versions. If you still
encounter the crash, please file a new report.

Thank you for your understanding, and sorry for the inconvenience!