rake error

amcintyre@vps12:/var/www/cins465-p5/address_book$ rake db:migrate RAILS_ENV = production --trace
** Invoke db:migrate (first_time)
** Invoke environment (first_time)
** Execute environment
** Invoke db:load_config (first_time)
** Execute db:load_config
** Execute db:migrate
** Invoke db:_dump (first_time)
** Execute db:_dump
** Invoke db:schema:dump (first_time)
** Invoke environment
** Invoke db:load_config
** Execute db:schema:dump
rake aborted!
Don't know how to build task 'RAILS_ENV'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/task_manager.rb:49:in `[]'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:148:in `invoke_task'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:106:in `block (2 levels) in                                                          top_level'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:106:in `each'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:106:in `block in top_level'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:115:in `run_with_threads'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:100:in `top_level'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:78:in `block in run'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:165:in `standard_exception_                                                         handling'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/lib/rake/application.rb:75:in `run'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/gems/rake-10.1.0/bin/rake:33:in `<top (required)>'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/bin/rake:23:in `load'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/bin/rake:23:in `<main>'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/bin/ruby_noexec_wrapper:14:in `eval'
/home/amcintyre/.rvm/gems/ruby-2.0.0-p247/bin/ruby_noexec_wrapper:14:in `<main>'