Why does my numpy install keeps being KILLED?
<p>here's what I am trying to do on Coding Ground</p>

<pre><code>sh-4.3$ pip install --target=. virtualenv
You are using pip version 7.1.0, however version 8.1.2 is available.
You should consider upgrading via the 'pip install --upgrade pip' command.
Collecting virtualenv
  Downloading virtualenv-15.0.2-py2.py3-none-any.whl (1.8MB)
    100% |################################| 1.8MB 204kB/s
Installing collected packages: virtualenv
Successfully installed virtualenv
sh-4.3$ python virtualenv.py mine
New python executable in /home/cg/root/mine/bin/python
Installing setuptools, pip, wheel...done.
sh-4.3$ . mine/bin/activate
(mine) sh-4.3$ pip install numpy
Collecting numpy
  Downloading numpy-1.11.0-cp27-cp27mu-manylinux1_x86_64.whl (15.3MB)
    99% |############################### | 15.3MB 43.1MB/s eta 0:00:01Killed
(mine) sh-4.3$
</code></pre>

<p>Why does my trying of installation of numpy keep being killed?
And how do i solve this problem?</p>