Chef verify failure on clean ChefDK installation on OSX 10.9.5

output.rb

$ chef verify
Running verification for component 'berkshelf'
Running verification for component 'test-kitchen'
Running verification for component 'chef-client'
Running verification for component 'chef-dk'
Running verification for component 'chefspec'
....

/opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/chefspec-4.2.0.beta.1/lib/chefspec/berkshelf.rb:4:in `rescue in <top (required)>': I could not load the 'Berkshelf' gem! You must have the gem installed (ChefSpec::Error::GemLoadError)
on your local system before you can use the berkshelf plugin.
You can install berkshelf by running:

    gem install berkshelf

or add Berkshelf to your Gemfile and run the `bundle` command to install.
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/chefspec-4.2.0.beta.1/lib/chefspec/berkshelf.rb:1:in `<top (required)>'
	from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/core_ext/kernel_require.rb:54:in `require'
	from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/core_ext/kernel_require.rb:54:in `require'
	from /private/var/folders/9r/g1wlns1j29bg0c7b_6fr7b480000gp/T/d20150106-75745-7a38qa/spec/spec_helper.rb:2:in `<top (required)>'
	from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/core_ext/kernel_require.rb:54:in `require'
	from /opt/chefdk/embedded/lib/ruby/site_ruby/2.1.0/rubygems/core_ext/kernel_require.rb:54:in `require'
	from /private/var/folders/9r/g1wlns1j29bg0c7b_6fr7b480000gp/T/d20150106-75745-7a38qa/spec/foo_spec.rb:1:in `<top (required)>'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/configuration.rb:1105:in `load'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/configuration.rb:1105:in `block in load_spec_files'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/configuration.rb:1105:in `each'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/configuration.rb:1105:in `load_spec_files'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/runner.rb:96:in `setup'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/runner.rb:84:in `run'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/runner.rb:69:in `run'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/lib/rspec/core/runner.rb:37:in `invoke'
	from /opt/chefdk/embedded/lib/ruby/gems/2.1.0/gems/rspec-core-3.1.7/exe/rspec:4:in `<top (required)>'
	from /opt/chefdk/embedded/bin/rspec:23:in `load'
	from /opt/chefdk/embedded/bin/rspec:23:in `<main>'


---------------------------------------------
Verification of component 'chef-dk' succeeded.
Verification of component 'berkshelf' succeeded.
Verification of component 'chef-client' succeeded.
Verification of component 'chefspec' failed.
Verification of component 'test-kitchen' succeeded.

my system ruby state:

$ gem env
RubyGems Environment:
  - RUBYGEMS VERSION: 2.0.14
  - RUBY VERSION: 2.0.0 (2014-05-08 patchlevel 481) [universal.x86_64-darwin13]
  - INSTALLATION DIRECTORY: /Library/Ruby/Gems/2.0.0
  - RUBY EXECUTABLE: /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/bin/ruby
  - EXECUTABLE DIRECTORY: /usr/bin
  - RUBYGEMS PLATFORMS:
    - ruby
    - universal-darwin-13
  - GEM PATHS:
     - /Library/Ruby/Gems/2.0.0
     - /Users/alexvinyar/.gem/ruby/2.0.0
     - /System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/gems/2.0.0
  - GEM CONFIGURATION:
     - :update_sources => true
     - :verbose => true
     - :backtrace => false
     - :bulk_threshold => 1000
     - :sources => ["http://rubygems.org"]
     - :benchmark => false
     - "gem" => "--no-ri --no-rdoc"
  - REMOTE SOURCES:
     - http://rubygems.org
alexvinyar@seavinyar02 ~ $ gem list

*** LOCAL GEMS ***

bigdecimal (1.2.0)
CFPropertyList (2.2.0)
io-console (0.4.2)
json (1.7.7)
libxml-ruby (2.6.0)
minitest (4.3.2)
nokogiri (1.5.6)
psych (2.0.0)
rake (0.9.6)
rdoc (4.0.0)
sqlite3 (1.3.7)
test-unit (2.0.0.0)

Vagrant state

$ vagrant -v
Vagrant 1.6.5

vagrant plugin list
vagrant-berkshelf (4.0.2)
vagrant-cachier (1.1.0)
vagrant-login (1.0.1, system)
vagrant-omnibus (1.4.1)
vagrant-share (1.1.4, system)

echo $PATH
/Users/alexvinyar/Applications/packer:/usr/local:/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/git/bin:/Users/alexvinyar/.yadr/bin:/Users/alexvinyar/.yadr/bin/yadr
alexvinyar@seavinyar02 ~ $ env
PATH=/Users/alexvinyar/Applications/packer:/usr/local:/usr/local/bin:/usr/local/sbin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/git/bin:/Users/alexvinyar/.yadr/bin:/Users/alexvinyar/.yadr/bin/yadr
TMPDIR=/var/folders/9r/g1wlns1j29bg0c7b_6fr7b480000gp/T/
LOGNAME=alexvinyar
HOME=/Users/alexvinyar
Apple_PubSub_Socket_Render=/tmp/launch-0u39iW/Render
LANG=en_US.UTF-8
COLORFGBG=12;8
USER=alexvinyar
SSH_AUTH_SOCK=/tmp/launch-wX12MZ/Listeners
TERM=xterm-256color
ITERM_PROFILE=Default
TERM_PROGRAM=iTerm.app
ITERM_SESSION_ID=w0t4p0
__CHECKFIX1436934=1
SHELL=/bin/zsh
PWD=/Users/alexvinyar
__CF_USER_TEXT_ENCODING=0x1F6:0:0
SHLVL=1
OLDPWD=/Users/alexvinyar
BROWSER=open
EDITOR=vim
VISUAL=vim
PAGER=less
LESS=-F -g -i -M -R -S -w -X -z-4
GREP_COLOR=1;33
GREP_OPTIONS=--color=auto
LESS_TERMCAP_mb=
LESS_TERMCAP_md=
LESS_TERMCAP_me=
LESS_TERMCAP_se=
LESS_TERMCAP_so=
LESS_TERMCAP_ue=
LESS_TERMCAP_us=
SCREEN_NO=
LSCOLORS=exfxcxdxbxGxDxabagacad
LS_COLORS=di=34:ln=35:so=32:pi=33:ex=31:bd=36;01:cd=33;01:su=31;40;07:sg=36;40;07:tw=32;40;07:ow=33;40;07:
proxy_url=http://3.239.240.177:3389
_=/usr/bin/env

after removing the .chefdk folder and going through the uninstall steps on the docs page, followed by reinstalling chefdk again

$ be kitchen create
-----> Starting Kitchen (v1.3.0)
-----> Creating <default-win2012-chef11-14-2>...
       Bringing machine 'default' up with 'virtualbox' provider...
       The following berks command failed to execute:

           /Users/alexvinyar/.chefdk/gem/ruby/2.1.0/bin/berks --version --format json

       The stdout and stderr are shown below:

           stdout:
           stderr: /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/dependency.rb:296:in `to_specs': Could not find 'berkshelf' (>= 0) among 63 total gem(s) (Gem::LoadError)
        from /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/dependency.rb:307:in `to_spec'
        from /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/core_ext/kernel_gem.rb:47:in `gem'
        from /Users/alexvinyar/.chefdk/gem/ruby/2.1.0/bin/berks:22:in `<main>'
>>>>>> ------Exception-------
>>>>>> Class: Kitchen::ActionFailed
>>>>>> Message: Failed to complete #create action: [Expected process to exit with [0], but received '1'
---- Begin output of vagrant up --no-provision --provider=virtualbox ----
STDOUT: Bringing machine 'default' up with 'virtualbox' provider...
STDERR: The following berks command failed to execute:

    /Users/alexvinyar/.chefdk/gem/ruby/2.1.0/bin/berks --version --format json

The stdout and stderr are shown below:

    stdout:
    stderr: /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/dependency.rb:296:in `to_specs': Could not find 'berkshelf' (>= 0) among 63 total gem(s) (Gem::LoadError)
    from /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/dependency.rb:307:in `to_spec'
    from /Applications/Vagrant/embedded/lib/ruby/2.0.0/rubygems/core_ext/kernel_gem.rb:47:in `gem'
    from /Users/alexvinyar/.chefdk/gem/ruby/2.1.0/bin/berks:22:in `<main>'
---- End output of vagrant up --no-provision --provider=virtualbox ----
Ran vagrant up --no-provision --provider=virtualbox returned 1]
>>>>>> ----------------------
>>>>>> Please see .kitchen/logs/kitchen.log for more details
>>>>>> Also try running `kitchen diagnose --all` for configuration

After removing vagrant plugins kitchen create and converge succeed.
However, chef verify still fails with the same error as originally.