https://jenkins.fd.io/job/csit-vpp-functional-virl/1156/console

There was received strange error during starting veirtual environment and installing requirements:

Extracting tarball to /tmp/openvpp-testing on 10.30.51.168
Extracting virtualenv, installing requirements.txt on 10.30.51.168
[ ERROR ] Virtualenv creation error: New python executable in env/bin/python
Installing setuptools, pip...done.
Downloading/unpacking robotframework==2.9.2 (from -r requirements.txt (line 1))
Real name of requirement robotframework is robotframework
Running setup.py (path:/tmp/openvpp-testing/env/build/robotframework/setup.py) egg_info for package robotframework
Error [Errno 12] Cannot allocate memory while executing command python setup.py egg_info
Cleaning up...
Exception:
Traceback (most recent call last):
File "/tmp/openvpp-testing/env/local/lib/python2.7/site-packages/pip/basecommand.py", line 122, in main
status = self.run(options, args)
File "/tmp/openvpp-testing/env/local/lib/python2.7/site-packages/pip/commands/install.py", line 278, in run
requirement_set.prepare_files(finder, force_root_egg_info=self.bundle, bundle=self.bundle)
File "/tmp/openvpp-testing/env/local/lib/python2.7/site-packages/pip/req.py", line 1229, in prepare_files
req_to_install.run_egg_info()
File "/tmp/openvpp-testing/env/local/lib/python2.7/site-packages/pip/req.py", line 325, in run_egg_info
command_desc='python setup.py egg_info')
File "/tmp/openvpp-testing/env/local/lib/python2.7/site-packages/pip/util.py", line 662, in call_subprocess
cwd=cwd, env=env)
File "/usr/lib/python2.7/subprocess.py", line 710, in _init_
errread, errwrite)
File "/usr/lib/python2.7/subprocess.py", line 1223, in _execute_child
self.pid = os.fork()
OSError: [Errno 12] Cannot allocate memory

Storing debug log for failure in /home/cisco/.pip/pip.log

Please, have a look on it if it could be an VIRL environment issue with possible impact to test execution when the test load will increase.