+dropping to exim gid; retaining priv uid
+seeking password data for user "CALLER": cache not available
+getpwnam() succeeded uid=CALLER_UID gid=CALLER_GID
+seeking password data for user "root": cache not available
+getpwnam() succeeded uid=uuuu gid=gggg
+local-accept-delivery forking for delivery-local
+postfork: delivery-local