aaron@Server:~$ sudo apt-get autoremove
[sudo] password for aaron: 
Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 0 to remove and 64 not upgraded.
4 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Setting up linux-image-extra-4.4.0-45-generic (4.4.0-45.66) ...
run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.4.0-45-generic /boot/vmlinuz-4.4.0-45-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.4.0-45-generic /boot/vmlinuz-4.4.0-45-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-45-generic

gzip: stdout: No space left on device
E: mkinitramfs failure find 141 cpio 141 gzip 1
update-initramfs: failed for /boot/initrd.img-4.4.0-45-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-4.4.0-45-generic (--configure):
 subprocess installed post-installation script returned error exit status 1
No apport report written because the error message indicates its a followup error from a previous failure.
                          dpkg: dependency problems prevent configuration of linux-image-generic:
 linux-image-generic depends on linux-image-extra-4.4.0-45-generic; however:
  Package linux-image-extra-4.4.0-45-generic is not configured yet.

dpkg: error processing package linux-image-generic (--configure):
 dependency problems - leaving unconfigured
dpkg: dependency problems prevent configuration of linux-generic:
 linux-generic depends on linux-image-generic (= 4.4.0.45.48); however:
  Package linux-image-generic is not configured yet.

dpkg: error processing package linux-generic (--configure):
 dependency problems - leaving unconfigured
Setting up linux-image-extra-4.4.0-42-generic (4.4.0-42.62) ...
No apport report written because the error message indicates its a followup error from a previous failure.
                          run-parts: executing /etc/kernel/postinst.d/apt-auto-removal 4.4.0-42-generic /boot/vmlinuz-4.4.0-42-generic
run-parts: executing /etc/kernel/postinst.d/initramfs-tools 4.4.0-42-generic /boot/vmlinuz-4.4.0-42-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-42-generic

gzip: stdout: No space left on device
E: mkinitramfs failure find 141 cpio 141 gzip 1
update-initramfs: failed for /boot/initrd.img-4.4.0-42-generic with 1.
run-parts: /etc/kernel/postinst.d/initramfs-tools exited with return code 1
dpkg: error processing package linux-image-extra-4.4.0-42-generic (--configure):
 subprocess installed post-installation script returned error exit status 1
No apport report written because MaxReports is reached already
                                                              Errors were encountered while processing:
 linux-image-extra-4.4.0-45-generic
 linux-image-generic
 linux-generic
 linux-image-extra-4.4.0-42-generic
E: Sub-process /usr/bin/dpkg returned an error code (1)
aaron@Server:~$