Não é possível instalar o EncFS

Question

Eu tenho um SSD de 32GB no meu laptop e o PCManFM 1.2.0 está mostrando 14.5GB livre no canto inferior direito da tela na barra de status.

Noentanto,quandotentoinstalarumaplicativocomoencfs,receboumamensagemdizendo"sem espaço" ...

Por que isso?

Estou usando o Lutuntu 14.04.

Aqui está a saída que recebo quando tento instalar o encfs:

oshiro@laptop:~$ sudo aptitude install encfs
[sudo] password for oshiro: 
The following NEW packages will be installed:
  encfs libboost-serialization1.54.0{a} libboost-system1.54.0{a} librlog5{a} 
The following partially installed packages will be configured:
  initramfs-tools linux-image-extra-3.16.0-49-generic 
0 packages upgraded, 4 newly installed, 0 to remove and 0 not upgraded.
Need to get 0 B/38.5 MB of archives. After unpacking 2,662 kB will be used.
The following packages have unmet dependencies:
 linux-image-extra-3.16.0-50-generic : Depends: linux-image-3.16.0-50-generic but it is not going to be installed.
The following actions will resolve these dependencies:

     Remove the following packages:       
1)     linux-image-extra-3.16.0-50-generic



Accept this solution? [Y/n/q/?] Y
The following NEW packages will be installed:
  encfs libboost-serialization1.54.0{a} libboost-system1.54.0{a} librlog5{a} 
The following packages will be REMOVED:
  linux-image-extra-3.16.0-50-generic{a} 
The following partially installed packages will be configured:
  initramfs-tools linux-image-extra-3.16.0-49-generic 
0 packages upgraded, 4 newly installed, 1 to remove and 0 not upgraded.
Need to get 0 B/436 kB of archives. After unpacking 114 MB will be freed.
Do you want to continue? [Y/n/?] Y
(Reading database ... 279919 files and directories currently installed.)
Removing linux-image-extra-3.16.0-50-generic (3.16.0-50.67~14.04.1) ...
depmod: FATAL: could not load /boot/System.map-3.16.0-50-generic: No such file or directory
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 3.16.0-50-generic /boot/vmlinuz-3.16.0-50-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.16.0-50-generic /boot/vmlinuz-3.16.0-50-generic
update-initramfs: Generating /boot/initrd.img-3.16.0-50-generic
grep: /boot/config-3.16.0-50-generic: No such file or directory
depmod: WARNING: could not open /tmp/mkinitramfs_eIhOa4/lib/modules/3.16.0-50-generic/modules.order: No such file or directory
depmod: WARNING: could not open /tmp/mkinitramfs_eIhOa4/lib/modules/3.16.0-50-generic/modules.builtin: No such file or directory

gzip: stdout: No space left on device
E: mkinitramfs failure cpio 141 gzip 1
update-initramfs: failed for /boot/initrd.img-3.16.0-50-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-3.16.0-50-generic (--remove):
 subprocess installed post-removal script returned error exit status 1
Errors were encountered while processing:
 linux-image-extra-3.16.0-50-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)
A package failed to install.  Trying to recover:
Setting up initramfs-tools (0.103ubuntu4.2) ...
update-initramfs: deferring update (trigger activated)
Setting up linux-image-extra-3.16.0-49-generic (3.16.0-49.65~14.04.1) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 3.16.0-49-generic /boot/vmlinuz-3.16.0-49-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 3.16.0-49-generic /boot/vmlinuz-3.16.0-49-generic
update-initramfs: Generating /boot/initrd.img-3.16.0-49-generic

gzip: stdout: No space left on device
cpio: write error: Broken pipe
find: ‘standard output’: Broken pipe
find: write error
E: mkinitramfs failure find 1 cpio 1 gzip 1
update-initramfs: failed for /boot/initrd.img-3.16.0-49-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-3.16.0-49-generic (--configure):
 subprocess installed post-installation script returned error exit status 1
Processing triggers for initramfs-tools (0.103ubuntu4.2) ...
update-initramfs: Generating /boot/initrd.img-3.16.0-49-generic

gzip: stdout: No space left on device
cpio: write error: Broken pipe
find: ‘standard output’: Broken pipe
find: write error
E: mkinitramfs failure find 1 cpio 1 gzip 1
update-initramfs: failed for /boot/initrd.img-3.16.0-49-generic with 1.
dpkg: error processing package initramfs-tools (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 linux-image-extra-3.16.0-49-generic
 initramfs-tools

oshiro@laptop:~$