### CONTEXT (Previous Events):
<system_output timestamp="299.610936">I: Configuring ifupdown...
</system_output>
<system_output timestamp="300.113039">I: Configuring libc-bin...
</system_output>
<system_output timestamp="300.263229">I: Base system installed successfully.
</system_output>
<system_output timestamp="300.524098">Creating base.tar.xz
</system_output>
<system_output timestamp="301.587785">Warning: no hostname for 172.16.0.17 found, not adding to /etc/hosts.
</system_output>
<system_output timestamp="301.589866">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="301.593748">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="301.594424">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="301.79979">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="302.043615">Get:2 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 Packages [8680 kB]
</system_output>
<system_output timestamp="304.224039">Fetched 8831 kB in 2s (3563 kB/s)
Reading package lists...</system_output>
<system_output timestamp="305.431784">
</system_output>
<system_output timestamp="305.507515">Reading package lists...</system_output>
<system_output timestamp="305.543264">
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="307.874512">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
  liblzo2-2 libmagic-mgc libmagic1 libparse-recdescent-perl libparted2

... [TRUNCATED 13 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: 307.874512, new event