Collecting pyOpenSSL==16.2.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 129))
Collecting pyparsing==2.1.8 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 132))
Collecting pyRFC3339==1.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 141))
Collecting python-augeas==0.5.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 144))
Collecting pytz==2015.7 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 146))
Collecting requests==2.12.1 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 160))
Collecting six==1.10.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 163))
Collecting traceback2==1.4.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 166))
Collecting unittest2==1.1.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 169))
Collecting zope.component==4.2.2 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 172))
Collecting zope.event==4.1.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 174))
Collecting zope.interface==4.1.3 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 176))
Collecting letsencrypt==0.7.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 202))
Collecting certbot==0.21.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 206))
Could not find a version that satisfies the requirement certbot==0.21.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 206)) (from versions: 0.6.0, 0.7.0, 0.8.0, 0.8.1, 0.9.0, 0.9.1, 0.9.2, 0.9.3, 0.10.0, 0.10.1, 0.10.2, 0.11.0, 0.11.1, 0.12.0, 0.13.0, 0.14.0, 0.14.1, 0.14.2, 0.15.0, 0.16.0, 0.17.0, 0.18.0, 0.18.1, 0.18.2, 0.19.0, 0.20.0)
No matching distribution found for certbot==0.21.0 (from -r /tmp/tmp.E2dKbmRHPl/letsencrypt-auto-requirements.txt (line 206))
=====================================================
Certbot has problem setting up the virtual environment.
We were not be able to guess the right solution from your pip
output.
for possible solutions.