Preparing to unpack .../libc6-i386_2.19-0ubuntu6.1_amd64.deb ...
Unpacking libc6-i386 (2.19-0ubuntu6.1) over (2.19-0ubuntu6) ...
Replaced by files in installed package libc6:i386 (2.19-0ubuntu6) ...
Preparing to unpack .../libc-dev-bin_2.19-0ubuntu6.1_amd64.deb ...
Unpacking libc-dev-bin (2.19-0ubuntu6.1) over (2.19-0ubuntu6) ...
Preparing to unpack .../libc6-dev_2.19-0ubuntu6.1_amd64.deb ...
Unpacking libc6-dev:amd64 (2.19-0ubuntu6.1) over (2.19-0ubuntu6) ...
Preparing to unpack .../libc6-dbg_2.19-0ubuntu6.1_amd64.deb ...
Unpacking libc6-dbg:amd64 (2.19-0ubuntu6.1) over (2.19-0ubuntu6) ...
Preparing to unpack .../libc-bin_2.19-0ubuntu6.1_amd64.deb ...
Unpacking libc-bin (2.19-0ubuntu6.1) over (2.19-0ubuntu6) ...
Preparing to unpack .../libc6_2.19-0ubuntu6.1_i386.deb ...
De-configuring libc6:amd64 (2.19-0ubuntu6) ...

LD_LIBRARY_PATH contains the traditional /lib directory,
but not the multiarch directory /lib/i386-linux-gnu.
It is not safe to upgrade the C library in this situation;
please remove the /lib/directory from LD_LIBRARY_PATH and
try again.

dpkg: error al procesar el archivo /var/cache/apt/archives/libc6_2.19-0ubuntu6.1_i386.deb (--unpack):
 el subproceso script pre-installation nuevo devolvió el código de salida de error 1