Как исправить ошибку обработки пакета git-daemon-run?

Я пытаюсь установить php curl так:

sudo apt-get update
sudo apt-get install php5-curl

Но я продолжаю получать ошибку.

Reading package lists... Done
Building dependency tree       
Reading state information... Done
php5-curl is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 3 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up runit (2.1.2-3ubuntu1) ...
start: Unable to connect to Upstart: Failed to connect to socket /com/ubuntu/upstart: Connection refused
dpkg: error processing package runit (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of git-daemon-run:
 git-daemon-run depends on runit; however:
  Package runit is not configured yet.

dpkg: error processing package git-daemon-run (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                          Errors were encountered while processing:
 runit
 git-daemon-run
E: Sub-process /usr/bin/dpkg returned an error code (1)

когда я пытаюсь использовать sudo dpkg --configure -a, я получаю:

dpkg: dependency problems prevent configuration of git-daemon-run:
 git-daemon-run depends on runit; however:
  Package runit is not configured yet.

dpkg: error processing package git-daemon-run (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 git-daemon-run

когда я пытаюсь выполнить sudo apt-get install --reinstall runit, я получаю:

Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 8 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
E: Internal Error, No file name for runit:amd64

когда я пытаюсь установить sudo apt-get runit, я получаю:

Reading package lists... Done
Building dependency tree       
Reading state information... Done
runit is already the newest version.
0 upgraded, 0 newly installed, 0 to remove and 8 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
Do you want to continue? [Y/n] Y
Setting up runit (2.1.2-3ubuntu1) ...
start: Job is already running: runsvdir
dpkg: error processing package runit (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of git-daemon-run:
 git-daemon-run depends on runit; however:
  Package runit is not configured yet.

dpkg: error processing package git-daemon-run (--configure):
 dependency problems - leaving unconfigured
No apport report written because the error message indicates its a followup error from a previous failure.
                                                                                                          Errors were encountered while processing:
 runit
 git-daemon-run
E: Sub-process /usr/bin/dpkg returned an error code (1)

когда я пытаюсь выполнить sudo apt-get install --reinstall git-daemon-run, я получаю:

Reading package lists... Done
Building dependency tree       
Reading state information... Done
0 upgraded, 0 newly installed, 1 reinstalled, 0 to remove and 8 not upgraded.
2 not fully installed or removed.
After this operation, 0 B of additional disk space will be used.
E: Internal Error, No file name for git-daemon-run:amd64

Как я могу это исправить?

Системные характеристики:

Processor: Intel® Core™ i7-3630QM CPU @ 2.40GHz × 8
Graphics: Gallium 0.4 on AMD TURKS (DRM 2.43.0, LLVM 3.6.2)
OS Type: Ubuntu 15.10 64-bit