CentOSにrbenvでRubyがインストールできない

BUILD FAILED (CentOS release 6.6 (Final) using ruby-build 20141028-5-gd22a320)

Inspect or clean up the working tree at /tmp/ruby-build.20141107000948.2576
Results logged to /tmp/ruby-build.20141107000948.2576.log

Last 10 log lines:
minitest 4.3.2
psych 2.0.0
rake 0.9.6
rdoc 4.0.0
test-unit 2.0.0.0
The Ruby openssl extension was not compiled. Missing the OpenSSL lib?

$ sudo yum -y install openssl-devel
Complete!
$ rbenv install 2.1.4
Downloading ruby-2.1.4.tar.gz…
$ rbenv versions
2.1.4