### CONTEXT (Previous Events):
<system_output timestamp="8461.795274">Preparing to unpack .../121-usbutils_1%3a014-1+deb12u1_i386.deb ...
</system_output>
<system_output timestamp="8461.795759">Unpacking usbutils (1:014-1+deb12u1) ...
</system_output>
<system_output timestamp="8461.862061">Setting up cryptsetup-bin (2:2.6.1-4~deb12u2) ...
</system_output>
<system_output timestamp="8461.876387">Setting up smartmontools (7.3-1+b1) ...
</system_output>
<system_output timestamp="8462.134484">Created symlink /etc/systemd/system/smartd.service -&gt; /lib/systemd/system/smartmontools.service.

Created symlink /etc/systemd/system/multi-user.target.wants/smartmontools.service -&gt; /lib/systemd/system/smartmontools.service.

</system_output>
<system_output timestamp="8462.139338">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8462.141923">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8462.145669">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8462.364996">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="8462.367932">Setting up netcat-traditional (1.10-47) ...
</system_output>
<system_output timestamp="8462.370181">update-alternatives: using /bin/nc.traditional to provide /bin/nc (nc) in auto mode
</system_output>
<system_output timestamp="8462.373036">Setting up cryptsetup (2:2.6.1-4~deb12u2) ...
</system_output>
<system_output timestamp="8462.630118">Setting up firmware-linux-free (20200122-1) ...
</system_output>
<system_output timestamp="8462.639032">Setting up libx86emu3:i386 (3.5-1) ...
Setting up psmisc (23.6-1) ...
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="8462.640879">Setting up libx86-1:i386 (1.1+ds1-12) ...
Setting up libcbor0.8:i386 (0.8.0-2+b1) ...
Setting up gddrescue (1.27-1) ...
Setting up libbrotli1:i386 (1.0.9-2+b6) ...
Setting up startpar (0.65-1+b1) ...
</system_output>

Answer: 8462.640879, old event