$ rails generate rspec static_pages

DEPRECATION WARNING: config.whiny_nils option is deprecated and no longer works. (called   from block in <top (required)> at   /home/shruthi/Projects/samples/tutorials/config/environments/development.rb:10)
config.eager_load is set to nil. Please update your config/environments/*.rb files accordingly:

* development - set it to false
* test - set it to false (unless you use a tool that preloads your test environment)
* production - set it to true

Could not find generator rspec.

rails generate rspec:model user