'drush' cache was cleared.                                           [success]
Aegir frontend (@hostmaster) site detected in /var/aegir/hostmaster-7.x-3.7
it seems to be the same version as the one we're trying to install, not upgrading
Considering dependency setenvif for ssl:
Module setenvif already enabled
Considering dependency mime for ssl:
Module mime already enabled
Considering dependency socache_shmcb for ssl:
ERROR: Module socache_shmcb does not exist!
ERROR: Could not enable dependency socache_shmcb for ssl, aborting
Module rewrite already enabled
dpkg: error processing aegir3-hostmaster (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of aegir3:
 aegir3 depends on aegir3-hostmaster (>= 3.7); however:
  Package aegir3-hostmaster is not configured yet.
dpkg: error processing aegir3 (--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:
 aegir3-hostmaster
 aegir3
E: Sub-process /usr/bin/dpkg returned an error code (1)
aegir@dev:~$