### CONTEXT (Previous Events):
<system_output timestamp="2153.090156">Building dependency tree...
</system_output>
<system_output timestamp="2153.09191">Reading state information...
</system_output>
<system_output timestamp="2153.291564">Reading extended state information...
</system_output>
<system_output timestamp="2153.310091">Initializing package states...
</system_output>
<system_output timestamp="2153.794305">Writing extended state information...
</system_output>
<system_output timestamp="2154.049221">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2154.550788">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2154.617495">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2154.634501">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="2154.639182">Get: 3 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 docbook-dsssl all 1.79-10 [234 kB]
</system_output>
<system_output timestamp="2154.679545">Get: 4 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 ldp-docbook-dsssl all 0.0.20040321-3.1 [6,044 B]
</system_output>
<system_output timestamp="2154.735502">Fetched 1,192 kB in 0s (9,057 kB/s)
</system_output>
<system_output timestamp="2154.826904">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 grub-efi-ia32-bin
</system_output>
<system_output timestamp="2154.86918">Reading package lists...
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="2155.097585">Building dependency tree...
</system_output>

Answer: 2155.097585, old event