Unpacking libntfs10 (from .../libntfs10_2.0.0-1ubuntu4_i386.deb) ...
Selecting previously unselected package testdisk.
Unpacking testdisk (from .../testdisk_6.13-1_i386.deb) ...
Processing triggers for initramfs-tools ...
update-initramfs: Generating /boot/initrd.img-3.2.0-23-generic-pae
cryptsetup: WARNING: failed to detect canonical device of overlayfs
cryptsetup: WARNING: could not determine root device from /etc/fstab
lzma: (stdin): Cannot allocate memory
dpkg: error processing initramfs-tools (--unpack):
 subprocess installed post-installation script returned error exit status 1