main.yml

- name: Install Ruby versions
  apt: pkg=ruby-{{ item }} state=latest
  with_items: ruby_versions

output

TASK: [rails_app | Install Ruby versions] ************************************* 
<he-002.sendcat.com> ESTABLISH CONNECTION FOR USER: will
<he-002.sendcat.com> REMOTE_MODULE apt pkg=ruby-1.9.3-p545,2.1.1-p76 state=latest
<he-002.sendcat.com> EXEC ['ssh', '-C', '-tt', '-vvv', '-o', 'ControlMaster=auto', '-o', 'ControlPersist=60s', '-o', 'ControlPath=/Users/will/.ansible/cp/ansible-ssh-%h-%p-%r', '-o', 'KbdInteractiveAuthentication=no', '-o', 'PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey', '-o', 'PasswordAuthentication=no', '-o', 'ConnectTimeout=10', 'he-002.sendcat.com', "/bin/sh -c 'mkdir -p $HOME/.ansible/tmp/ansible-tmp-1398210120.2-196072970852 && chmod a+rx $HOME/.ansible/tmp/ansible-tmp-1398210120.2-196072970852 && echo $HOME/.ansible/tmp/ansible-tmp-1398210120.2-196072970852'"]
<he-002.sendcat.com> PUT /var/folders/r7/kjzbwmx533b20hcf1_s9kc9c0000gn/T/tmpQfo17o TO /home/will/.ansible/tmp/ansible-tmp-1398210120.2-196072970852/apt
<he-002.sendcat.com> EXEC ['ssh', '-C', '-tt', '-vvv', '-o', 'ControlMaster=auto', '-o', 'ControlPersist=60s', '-o', 'ControlPath=/Users/will/.ansible/cp/ansible-ssh-%h-%p-%r', '-o', 'KbdInteractiveAuthentication=no', '-o', 'PreferredAuthentications=gssapi-with-mic,gssapi-keyex,hostbased,publickey', '-o', 'PasswordAuthentication=no', '-o', 'ConnectTimeout=10', 'he-002.sendcat.com', '/bin/sh -c \'sudo -k && sudo -H -S -p "[sudo via ansible, key=pgyqfjafvzodahcksxhrkuvfpdoikehk] password: " -u root /bin/sh -c \'"\'"\'echo SUDO-SUCCESS-pgyqfjafvzodahcksxhrkuvfpdoikehk; /usr/bin/python /home/will/.ansible/tmp/ansible-tmp-1398210120.2-196072970852/apt; rm -rf /home/will/.ansible/tmp/ansible-tmp-1398210120.2-196072970852/ >/dev/null 2>&1\'"\'"\'\'']
failed: [he-002.sendcat.com] => (item=1.9.3-p545,2.1.1-p76) => {"failed": true, "item": "1.9.3-p545,2.1.1-p76"}
msg: No package matching '2.1.1-p76' is available

FATAL: all hosts have already failed -- aborting

PLAY RECAP ******************************************************************** 
           to retry, use: --limit @/Users/will/site.retry

he-002.sendcat.com         : ok=41   changed=2    unreachable=0    failed=1   

vars.yml

---
ruby_versions:
  - 1.9.3-p545
  - 2.1.1-p76