title: R package RcppEigen installation failed
body: <p>I am trying to install <code>hts</code> package for R in Ubuntu Server. The RcppEigen package which is a dependency for the hts package keeps failing to install.
  I tried installing from the source and from the devtools. The same error persist.</p>
  
  <p>F.Y.I : The ubuntu server is inside a virtual machine and I am trying to configure shiny server in it.</p>
  
  <p><code>install.packages('RcppEigen')</code> dependency for <code>hts</code> package installation failed Ubuntu Linux. </p>
  
  <pre><code>g++ internal compiler error: killed (program cc1plus)
  </code></pre>