### CONTEXT (Previous Events):
<system_output timestamp="595.284162">Fetched 913 kB in 0s (34.5 MB/s)
</system_output>
<system_output timestamp="595.330429">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 cruft-ng
</system_output>
<system_output timestamp="595.380132">Reading package lists...
</system_output>
<system_output timestamp="595.631625">Building dependency tree...
</system_output>
<system_output timestamp="595.632833">Reading state information...
</system_output>
<system_output timestamp="595.831802">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="595.848506">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="596.403528">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="596.659757">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="597.169599">The following NEW packages will be installed:
  adduser{a} cruft-ng debconf{a} gcc-12-base{a} libaudit-common{a} libaudit1{a} libbz2-1.0{a} libc6{a} libcap-ng0{a} libcrypt1{a} libdb5.3{a} libgcc-s1{a} libmd0{a} libpam-modules{a} libpam-modules-bin{a} libpam0g{a} libpcre2-8-0{a} libselinux1{a} libsemanage-common{a} libsemanage2{a} libsepol2{a} libstdc++6{a} liburing2{a} libzstd1{a} passwd{a} plocate{a} 
The following packages are RECOMMENDED but will NOT be installed:
  apt-utils debconf-i18n libidn2-0 sensible-utils 
0 packages upgraded, 26 newly installed, 0 to remove and 0 not upgraded.
Need to get 345 kB/7,522 kB of archives. After unpacking 28.3 MB will be used.
Writing extended state information...
</system_output>
<system_output timestamp="597.233361">Get: 1 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 liburing2 i386 2.3-3 [14.1 kB]
</system_output>
<system_output timestamp="597.236488">Get: 2 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 plocate i386 1.1.18-1 [138 kB]
</system_output>
<system_output timestamp="597.239234">Get: 3 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 cruft-ng i386 0.9.54 [192 kB]
</system_output>
<system_output timestamp="597.282209">Fetched 345 kB in 0s (5,500 kB/s)
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="597.329523">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 chkrootkit
</system_output>

Answer: 597.329523, old event