### CONTEXT (Previous Events):
<user_input timestamp="1721.134487">l</user_input>
<system_output timestamp="1721.136658">l</system_output>
<user_input timestamp="1721.436227">t</user_input>
<system_output timestamp="1721.448409">t</system_output>
<user_input timestamp="1721.633034">.</user_input>
<system_output timestamp="1721.634988">.</system_output>
<user_input timestamp="1722.758364">'</user_input>
<system_output timestamp="1722.774214">'</system_output>
<user_input timestamp="1723.504081">
</user_input>
<system_output timestamp="1723.519936">
[?2004l
</system_output>
<system_output timestamp="1723.531868">sudo: unable to resolve host faiserver: Name or service not known
</system_output>
<system_output timestamp="1723.657983">[master 94d6d05] update the security URLs for debian, and use a debian mirror in germany by default.
</system_output>
<system_output timestamp="1723.659784"> 2 files changed, 6 insertions(+), 9 deletions(-)
</system_output>
<system_output timestamp="1723.662688">[?2004h]0;demo@faiserver: /home/fai/config/files/etc/apt/sources.listdemo@faiserver:/home/fai/config/files/etc/apt/sources.list$ </system_output>

### TARGET LINE (Extract and Classify THIS Timestamp):
<user_input timestamp="1948.649426">c</user_input>

Answer: 1948.649426, new event