### CONTEXT (Previous Events):
<system_output timestamp="451.397206">
[?2004l
</system_output>
<system_output timestamp="451.397843">[?2004h]0;demo@faiserver: /home/faidemo@faiserver:/home/fai$ </system_output>
<user_input timestamp="452.172664"/>
<system_output timestamp="452.179036">
(reverse-i-search)`': [K</system_output>
<user_input timestamp="452.579042">m</user_input>
<system_output timestamp="452.589368">m': cd /ho[7mm[27me/fai/</system_output>
<user_input timestamp="452.698302">a</user_input>
<system_output timestamp="452.713243">a': sudo e[7mma[27mcs GRUB</system_output>
<user_input timestamp="452.91">k</user_input>
<system_output timestamp="452.92066">k': sudo bash -c 'time ./make-fai-cd.sh 2&gt;&amp;1 | tee [7mmak[27me-fai-cd.out'</system_output>
<user_input timestamp="453.005551">e</user_input>
<system_output timestamp="453.026104">
[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[C[Ce': sudo bash -c 'time ./make-fai-cd.sh 2&gt;&amp;1 | tee [7mmake[27m-fai-cd.out'</system_output>
<user_input timestamp="454.690387">
</user_input>
<system_output timestamp="454.70701">
]0;demo@faiserver: /home/faidemo@faiserver:/home/fai$ sudo bash -c 'time ./make-fai-cd.sh 2&gt;&amp;1 | tee make-fai-cd.out'
[?2004l
</system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<system_output timestamp="454.718302">sudo: unable to resolve host faiserver: Name or service not known
</system_output>

Answer: 454.718302, new event