### CONTEXT (Previous Events):
<system_output timestamp="620.181395">Reading state information...
</system_output>
<system_output timestamp="620.373552">Reading extended state information...
</system_output>
<system_output timestamp="620.389816">Initializing package states...
</system_output>
<system_output timestamp="621.119505">Writing extended state information...
</system_output>
<system_output timestamp="621.369779">Building tag database...
</system_output>
<system_output timestamp="621.86035">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="621.909367">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="621.921459">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="622.059446">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="622.095764">install_packages: executing  aptitude -R -d -o Aptitude::Log=/dev/null -o Aptitude::CmdLine::Ignore-Trust-Violations=yes -o APT::Get::AllowUnauthenticated=true -o Acquire::AllowInsecureRepositories=true -o DPkg::force-conflicts::=yes -o Dir::State=/usr/fai/mirror/aptcache/var/lib/apt -o Dir::Log=/usr/fai/mirror/aptcache/var/log/apt -o Dir::State::extended_states=/usr/fai/mirror/aptcache/var/lib/apt/lists/extended_states -o Dir::State::status=/usr/fai/mirror/aptcache/statefile -o Dir::Cache=/usr/fai/mirror/aptcache/var/cache/apt -o Dir::State=/usr/fai/mirror/aptcache/var/cache/apt -o Dir::Cache::Archives=/usr/fai/mirror/aptcache/var/cache/apt/archives -o Dir::Etc=/usr/fai/mirror/aptcache/etc/apt/ -o Dir::State::Lists=/usr/fai/mirror/aptcache/var/lib/apt/lists/ -y install nscd
</system_output>
<system_output timestamp="622.13676">Reading package lists...
</system_output>
<system_output timestamp="622.365071">Building dependency tree...
</system_output>
<system_output timestamp="622.366531">Reading state information...
</system_output>
<system_output timestamp="622.55274">Reading extended state information...
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="622.569536">Initializing package states...
</system_output>

Answer: 622.569536, old event