Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
Running test run_upgrade_test (starting at 2024-07-04 01:58:51-04:00) ... 
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Trying to pull registry.redhat.io/rhel8/postgresql-12:latest...
Getting image source signatures
Checking if image destination supports signatures
Copying blob sha256:de43eda594e9a5e377b5200427c511112f80d19df37a6bdcca7069500aab5d24
Copying blob sha256:8694db102e5bd27fa30106f87d5a0f0c5ccccac0e5cc38ba56080d7559377096
Copying blob sha256:7027f4e4058bde8aaa497e47562e962c293039ba16f5fbfd07ff43a0d1dbd5a2
Copying config sha256:9a699ca856e903238846c373ad5a0e3eac4093f3ec7878037cc645562d51f919
Writing manifest to image destination
Storing signatures
Trying to pull registry.redhat.io/rhel8/postgresql-12:latest...
Getting image source signatures
Checking if image destination supports signatures
Copying blob sha256:de43eda594e9a5e377b5200427c511112f80d19df37a6bdcca7069500aab5d24
Copying blob sha256:8694db102e5bd27fa30106f87d5a0f0c5ccccac0e5cc38ba56080d7559377096
Copying blob sha256:7027f4e4058bde8aaa497e47562e962c293039ba16f5fbfd07ff43a0d1dbd5a2
Copying config sha256:9a699ca856e903238846c373ad5a0e3eac4093f3ec7878037cc645562d51f919
Writing manifest to image destination
Storing signatures
9a699ca856e903238846c373ad5a0e3eac4093f3ec7878037cc645562d51f919
 * Initializing datadir with 12:remote PostgreSQL
Trying to pull registry.redhat.io/rhel8/postgresql-12:latest...
Getting image source signatures
Checking if image destination supports signatures
Copying blob sha256:de43eda594e9a5e377b5200427c511112f80d19df37a6bdcca7069500aab5d24
Copying blob sha256:8694db102e5bd27fa30106f87d5a0f0c5ccccac0e5cc38ba56080d7559377096
Copying blob sha256:7027f4e4058bde8aaa497e47562e962c293039ba16f5fbfd07ff43a0d1dbd5a2
Copying config sha256:9a699ca856e903238846c373ad5a0e3eac4093f3ec7878037cc645562d51f919
Writing manifest to image destination
Storing signatures
 * Running upgrade 'hardlink/empty'
 * Upgrading to 13:local
psql: error: could not connect to server: No such file or directory
	Is the server running locally and accepting
	connections on Unix domain socket "/var/run/postgresql/.s.PGSQL.5432"?
ERROR: Unexpected output ''
Function run_pgupgrade does not start PSQL server properly. 