Preparing to unpack .../0-libllvm10_1%3a10.0.0-4ubuntu1_amd64.deb ...
Unpacking libllvm10:amd64 (1:10.0.0-4ubuntu1) ...
Selecting previously unselected package libpq5:amd64.
Preparing to unpack .../1-libpq5_12.8-0ubuntu0.20.04.1_amd64.deb ...
Unpacking libpq5:amd64 (12.8-0ubuntu0.20.04.1) ...
Selecting previously unselected package postgresql-client-common.
Preparing to unpack .../2-postgresql-client-common_214ubuntu0.1_all.deb ...
Unpacking postgresql-client-common (214ubuntu0.1) ...
Selecting previously unselected package postgresql-client-12.
Preparing to unpack .../3-postgresql-client-12_12.8-0ubuntu0.20.04.1_amd64.deb ...
Unpacking postgresql-client-12 (12.8-0ubuntu0.20.04.1) ...
Selecting previously unselected package postgresql-common.
Preparing to unpack .../4-postgresql-common_214ubuntu0.1_all.deb ...
Adding 'diversion of /usr/bin/pg_config to /usr/bin/pg_config.libpq-dev by postgresql-common'
Unpacking postgresql-common (214ubuntu0.1) ...
Selecting previously unselected package postgresql-12.
Preparing to unpack .../5-postgresql-12_12.8-0ubuntu0.20.04.1_amd64.deb ...
Unpacking postgresql-12 (12.8-0ubuntu0.20.04.1) ...
Selecting previously unselected package postgresql.
Preparing to unpack .../6-postgresql_12+214ubuntu0.1_all.deb ...
Unpacking postgresql (12+214ubuntu0.1) ...
Selecting previously unselected package sysstat.
Preparing to unpack .../7-sysstat_12.2.0-2ubuntu0.1_amd64.deb ...
Unpacking sysstat (12.2.0-2ubuntu0.1) ...
Setting up postgresql-client-common (214ubuntu0.1) ...
Setting up libpq5:amd64 (12.8-0ubuntu0.20.04.1) ...
Setting up libllvm10:amd64 (1:10.0.0-4ubuntu1) ...
Setting up postgresql-client-12 (12.8-0ubuntu0.20.04.1) ...
update-alternatives: using /usr/share/postgresql/12/man/man1/psql.1.gz to provide /usr/share/man/man1/psql.1.gz (psql.1.gz) in auto mode
Setting up postgresql-common (214ubuntu0.1) ...
Adding user postgres to group ssl-cert

Creating config file /etc/postgresql-common/createcluster.conf with new version
Building PostgreSQL dictionaries from installed myspell/hunspell packages...
  en_us
Removing obsolete dictionary files:
Created symlink /etc/systemd/system/multi-user.target.wants/postgresql.service → /lib/systemd/system/postgresql.service.
dpkg: error processing package libmpeg2encpp-2.1-0:amd64 (--configure):
 package is in a very bad inconsistent state; you should
 reinstall it before attempting configuration
Setting up postgresql-12 (12.8-0ubuntu0.20.04.1) ...