### CONTEXT (Previous Events):
<system_output timestamp="499.614805">Reading extended state information...
</system_output>
<system_output timestamp="499.631366">Initializing package states...
</system_output>
<system_output timestamp="500.183739">Writing extended state information...
</system_output>
<system_output timestamp="500.441189">Building tag database...
</system_output>
<system_output timestamp="500.98854">The following NEW packages will be installed:
  autoconf{a} automake{a} autopoint{a} autotools-dev{a} binutils{a} binutils-common{a} binutils-i686-linux-gnu{a} bsdextrautils{a} build-essential{a} bzip2{a} cpp{a} cpp-12{a} debconf{a} debhelper{a} debianutils{a} dh-autoreconf{a} dh-buildinfo dh-strip-nondeterminism{a} dpkg{a} dpkg-dev{a} dwz{a} file{a} g++{a} g++-12{a} gcc{a} gcc-12{a} gcc-12-base{a} gettext{a} gettext-base{a} groff-base{a} intltool-debian{a} libacl1{a} libarchive-zip-perl{a} libasan8{a} libatomic1{a} libbinutils{a} libbz2-1.0{a} libc-dev-bin{a} libc6{a} libc6-dev{a} libcc1-0{a} libcom-err2{a} libcrypt-dev{a} libcrypt1{a} libctf-nobfd0{a} libctf0{a} libdb5.3{a} libdebhelper-perl{a} libdpkg-perl{a} libelf1{a} libfile-stripnondeterminism-perl{a} libgcc-12-dev{a} libgcc-s1{a} libgdbm-compat4{a} libgdbm6{a} libgmp10{a} libgomp1{a} libgprofng0{a} libgssapi-krb5-2{a} libicu72{a} libisl23{a} libitm1{a} libjansson4{a} libk5crypto3{a} libkeyutils1{a} libkrb5-3{a} libkrb5support0{a} liblzma5{a} libmagic-mgc{a} libmagic1{a} libmd0{a} libmpc3{a} libmpfr6{a} libnsl-dev{a} libnsl2{a} libpcre2-8-0{a} libperl5.36{a} libpipeline1{a} libquadmath0{a} libseccomp2{a} libselinux1{a} libsmartcols1{a} libssl3{a} libstdc++-12-dev{a} libstdc++6{a} libsub-override-perl{a} libtinfo6{a} libtirpc-common{a} libtirpc-dev{a} libtirpc3{a} libtool{a} libubsan1{a} libuchardet0{a} libunistring2{a} libxml2{a} libzstd1{a} linux-libc-dev{a} m4{a} make{a} man-db{a} patch{a} perl{a} perl-base{a} perl-modules-5.36{a} po-debconf{a} rpcsvc-proto{a} sensible-utils{a} tar{a} xz-utils{a} zlib1g{a} 
The following packages are RECOMMENDED but will NOT be installed:
  apt-utils curl debconf-i18n fakeroot gnupg gpgv krb5-locales libalgorithm-merge-perl libarchive-cpio-perl libc-devtools libfile-fcntllock-perl libidn2-0 liblocale-gettext-perl libltdl-dev libmail-sendmail-perl lynx manpages manpages-dev netbase pgpainless-cli pseudo sq sqop wget 
0 packages upgraded, 110 newly installed, 0 to remove and 0 not upgraded.
Need to get 5,038 kB/105 MB of archives. After unpacking 424 MB will be used.
Writing extended state information...
</system_output>
<system_output timestamp="501.085994">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="501.093343">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="501.172748">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="501.175422">... [TRUNCATED TO SAVE SPACE] ...</system_output>
<system_output timestamp="501.231538">Get: 5 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 autopoint all 0.21-12 [495 kB]
</system_output>
<system_output timestamp="501.243542">Get: 6 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 libdebhelper-perl all 13.11.4 [81.2 kB]
</system_output>
<system_output timestamp="501.257582">Get: 7 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 libtool all 2.4.7-7~deb12u1 [517 kB]</system_output>
<system_output timestamp="501.257931">
</system_output>
<system_output timestamp="501.270762">Get: 8 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 dh-autoreconf all 20 [17.1 kB]
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="501.280717">Get: 9 http://127.0.0.1:3142/ftp.de.debian.org/debian bookworm/main i386 libarchive-zip-perl all 1.68-1 [104 kB]
</system_output>

Answer: 501.280717, old event