### CONTEXT (Previous Events):
<system_output timestamp="854.039646">Reading state information...
</system_output>
<system_output timestamp="854.236986">Reading extended state information...
</system_output>
<system_output timestamp="854.25876">Initializing package states...
</system_output>
<system_output timestamp="854.820812">Writing extended state information...
</system_output>
<system_output timestamp="855.079569">Building tag database...
</system_output>
<system_output timestamp="855.604453">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="855.660419">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="855.706074">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="855.753617">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="855.798129">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 libapache2-mod-fcgid
</system_output>
<system_output timestamp="855.847112">Reading package lists...
</system_output>
<system_output timestamp="856.11311">Building dependency tree...
</system_output>
<system_output timestamp="856.118187">Reading state information...
</system_output>
<system_output timestamp="856.330875">Reading extended state information...
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="856.352538">Initializing package states...
</system_output>

Answer: 856.352538, old event