错误安装Ruby 1.9.3

I am getting an error installing Ruby 1.9.3. I already have ruby 2 installed on my machine. I am installing it through rvm and I am getting an "Error running '__rvm_make -j 1'," in the end. I am on Mavericks. Can some please help a newbie and point me in the right direction; it would be much appreciated. Below is the terminal printout.I am getting an error installing Ruby 1.9.3. I