root@puppet:~# apt-get -f install puppetmaster
Reading package lists... Done
Building dependency tree
Reading state information... Done
puppetmaster is already the newest version (3.8.5-2).
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
1 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 puppetmaster (3.8.5-2) ...
Job for puppetmaster.service failed because a timeout was exceeded. See "systemctl status puppetmaster.service" and "journalctl -xe" for details.
invoke-rc.d: initscript puppetmaster, action "start" failed.
dpkg: error processing package puppetmaster (--configure):
 subprocess installed post-installation script returned error exit status 1
Errors were encountered while processing:
 puppetmaster
E: Sub-process /usr/bin/dpkg returned an error code (1)