### CONTEXT (Previous Events):
<system_output timestamp="595.8006">I: Configuring iproute2...
</system_output>
<system_output timestamp="596.065561">I: Configuring isc-dhcp-client...
</system_output>
<system_output timestamp="596.16986">I: Configuring ifupdown...
</system_output>
<system_output timestamp="596.650757">I: Configuring tasksel...
</system_output>
<system_output timestamp="596.862023">I: Configuring tasksel-data...
</system_output>
<system_output timestamp="596.88759">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="597.035652">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="597.343854">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="598.582588">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="598.584776">'/etc/resolv.conf' -&gt; '/srv/fai/nfsroot/etc/resolv.conf'
Upgrading /srv/fai/nfsroot
</system_output>
<system_output timestamp="598.867253">Get:1 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm InRelease [151 kB]
</system_output>
<system_output timestamp="599.198404">Get:2 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 Packages [8680 kB]
</system_output>
<system_output timestamp="601.724076">Fetched 8831 kB in 3s (3007 kB/s)
Reading package lists...</system_output>
<system_output timestamp="603.010395">
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="604.715892">Reading package lists...
Building dependency tree...
The following additional packages will be installed:
  debconf-utils dracut-core fai-client fai-setup-storage file iputils-arping
  kpartx libfile-lchown-perl libgdbm-compat4 libgdbm6 liblinux-lvm-perl

... [TRUNCATED 14 LINES] ...

  kpartx libfile-lchown-perl libgdbm-compat4 libgdbm6 liblinux-lvm-perl
  liblzo2-2 libmagic-mgc libmagic1 libparse-recdescent-perl libparted2
  libperl5.36 parted patch perl perl-modules-5.36 pxelinux squashfs-tools
  syslinux-efi zstd
</system_output>

Answer: 604.715892, new event