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Selecting previously unselected package linux-image-3.16.0-67-generic.
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Unpacking linux-image-3.16.0-67-generic (3.16.0-67.87~14.04.1) ...
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dpkg: error processing archive /var/cache/apt/archives/libstdc++6-armhf-cross_4.8.4-2ubuntu1~14.04.1cross0.11.1_all.deb (--unpack):
 trying to overwrite '/usr/share/gcc-4.8/python/libstdcxx/__init__.py', which is also in package libstdc++6:i386 4.8.4-2ubuntu1~14.04.1