### CONTEXT (Previous Events):
<system_output timestamp="859.065049">Building tag database...
</system_output>
<system_output timestamp="859.578544">The following NEW packages will be installed:
  gcc-12-base{a} libc6{a} libgcc-s1{a} libssl3{a} spamc 
The following packages are RECOMMENDED but will NOT be installed:
  libidn2-0 spamd 
0 packages upgraded, 5 newly installed, 0 to remove and 0 not upgraded.
Need to get 91.1 kB/4,840 kB of archives. After unpacking 18.8 MB will be used.
Writing extended state information...
</system_output>
<system_output timestamp="859.662004">Get: 1 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 spamc i386 4.0.0-6 [91.1 kB]
</system_output>
<system_output timestamp="859.66429">Fetched 91.1 kB in 0s (3,446 kB/s)
</system_output>
<system_output timestamp="859.733002">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 nagios-plugins
</system_output>
<system_output timestamp="859.791452">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="860.045013">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="860.049328">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="860.261544">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="860.278334">Initializing package states...
</system_output>
<system_output timestamp="860.741029">Writing extended state information...
</system_output>
<system_output timestamp="860.993402">Building tag database...
</system_output>
<system_output timestamp="861.523495">Note: selecting &quot;monitoring-plugins&quot; instead of the virtual package &quot;nagios-plugins&quot;
The following NEW packages will be installed:
  debconf{a} dpkg{a} gcc-12-base{a} init-system-helpers{a} iputils-ping{a} libacl1{a} libbz2-1.0{a} libc6{a} libcap2{a} libcap2-bin{a} libcrypt1{a} libdb5.3{a} libfile-find-rule-perl{a} libgcc-s1{a} libgcrypt20{a} libgdbm-compat4{a} libgdbm6{a} libgpg-error0{a} libidn2-0{a} liblz4-1{a} liblzma5{a} libmd0{a} libncursesw6{a} libnumber-compare-perl{a} libpcre2-8-0{a} libperl5.36{a} libproc2-0{a} libselinux1{a} libssl3{a} libsystemd0{a} libtext-glob-perl{a} libtinfo6{a} libunistring2{a} libzstd1{a} monitoring-plugins monitoring-plugins-basic{a} monitoring-plugins-common{a} monitoring-plugins-standard{a} perl{a} perl-base{a} perl-modules-5.36{a} procps{a} sensible-utils{a} tar{a} ucf{a} usrmerge{a} zlib1g{a} 
The following packages are RECOMMENDED but will NOT be installed:
  apt-utils bind9-dnsutils bind9-host debconf-i18n dnsutils libcurl4 libdbi1 libgpg-error-l10n libgpm2 libldap-2.5-0 libmariadb3 libnet-snmp-perl libpam-cap libpq5 libradcli4 liburiparser1 netbase psmisc rpcbind smbclient snmp sudo sudo-ldap 
0 packages upgraded, 47 newly installed, 0 to remove and 0 not upgraded.
Need to get 525 kB/21.7 MB of archives. After unpacking 97.7 MB will be used.
Writing extended state information...
</system_output>
<system_output timestamp="861.591535">Get: 1 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 monitoring-plugins-common i386 2.3.3-5+deb12u2 [40.9 kB]
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="861.644521">Get: 2 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 monitoring-plugins-basic i386 2.3.3-5+deb12u2 [297 kB]
</system_output>

Answer: 861.644521, old event