$ OTTO_LOG=1 otto dev ssh
2015/12/22 20:40:58 [INFO] Otto version: 0.1.2  cc1a81fbce872ab1e2eff6342b8fa273cd9ebc0e
2015/12/22 20:40:58 Detected home directory from env var: /Users/Sel
2015/12/22 20:40:58 [DEBUG] reading IP, cache path: /Users/Sel/documents/projects/wait-and-eat/.otto/data/dev_ip
2015/12/22 20:40:58 [DEBUG] read ip from cache: 100.126.69.18
2015/12/22 20:40:58 [INFO] Loading app implementation for Tuple: ("node", "aws", "simple")
2015/12/22 20:40:58 [DEBUG] installIfNeeded: vagrant
2015/12/22 20:40:59 [DEBUG] installIfNeeded: vagrant installed: 1.8.0
2015/12/22 20:40:59 [DEBUG] installIfNeeded: vagrant latest: 1.8.0
2015/12/22 20:40:59 [DEBUG] installIfNeeded: vagrant min: 1.7.4
2015/12/22 20:40:59 [DEBUG] installIfNeeded: vagrant no installation needed
==> Executing SSH. This may take a few seconds...
/Users/Sel/.otto.d/cache/84a0235d-46c5-ea34-84ba-386ba3c4b6ef/dev_ssh_cache: line 1: Bad configuration option: /opt/vagrant/embedded/gems/gems/vagrant-1.8.0/lib/vagrant/pre-rubygems.rb:31:
/Users/Sel/.otto.d/cache/84a0235d-46c5-ea34-84ba-386ba3c4b6ef/dev_ssh_cache: line 2: Bad configuration option: /opt/vagrant/embedded/gems/gems/bundler-1.10.6/lib/bundler/shared_helpers.rb:78:
/Users/Sel/.otto.d/cache/84a0235d-46c5-ea34-84ba-386ba3c4b6ef/dev_ssh_cache: terminating, 2 bad configuration options
exit status 255