a_weird_problem

Using rvm, install rbx 2.4.1
gem install rails ( which gives version 4.2.0 )

rails new abc
# it breaks

cp Gemfile abc/Gemfile
cd abc
bundle install

bin/rails c
# it hangs

comment line 30 above.
bundle install
bin/rails c
# it works

restore line 30
bundle install
bin/rails c
# it hangs

bad_gemfile

source 'https://rubygems.org'


gem 'rails', '4.2.0'
gem 'mysql2'
gem 'puma'

gem 'bcrypt', '~> 3.1.7'
gem 'haml'
gem 'html2haml'
gem 'meta_search'
gem 'paperclip'
gem 'rollbar'
gem 'sanitize'
gem 'sass-rails', '~> 5.0'
gem 'therubyracer', platforms: :ruby
gem 'turbolinks'
gem 'uglifier', '>= 1.3.0'
gem 'valuable'

# Assets
gem 'jquery-rails'
gem 'semantic-ui-sass', github: 'doabit/semantic-ui-sass', branch: 'v1.0beta'

gem 'capistrano-rails', group: :development

group( :development, :test ) do
  gem 'magic_encoding'
  gem 'web-console', '~> 2.0'
  gem 'spring' # problem entry
end

group( :test ) do
  gem 'rspec-rails'
  gem 'factory_girl_rails'
  gem 'database_cleaner'
  gem 'capybara'
end

creating_a_new_rails_instance

jw@logopolis:/projects/physioage$ rails new aaa
      create
      create  README.rdoc
      create  Rakefile
      create  config.ru
      create  .gitignore
      create  Gemfile
      create  app
      create  app/assets/javascripts/application.js
      create  app/assets/stylesheets/application.css
      create  app/controllers/application_controller.rb
      create  app/helpers/application_helper.rb
      create  app/views/layouts/application.html.erb
      create  app/assets/images/.keep
      create  app/mailers/.keep
      create  app/models/.keep
      create  app/controllers/concerns/.keep
      create  app/models/concerns/.keep
      create  bin
      create  bin/bundle
      create  bin/rails
      create  bin/rake
      create  bin/setup
      create  config
      create  config/routes.rb
      create  config/application.rb
      create  config/environment.rb
      create  config/secrets.yml
      create  config/environments
      create  config/environments/development.rb
      create  config/environments/production.rb
      create  config/environments/test.rb
      create  config/initializers
      create  config/initializers/assets.rb
      create  config/initializers/backtrace_silencers.rb
      create  config/initializers/cookies_serializer.rb
      create  config/initializers/filter_parameter_logging.rb
      create  config/initializers/inflections.rb
      create  config/initializers/mime_types.rb
      create  config/initializers/session_store.rb
      create  config/initializers/wrap_parameters.rb
      create  config/locales
      create  config/locales/en.yml
      create  config/boot.rb
      create  config/database.yml
      create  db
      create  db/seeds.rb
      create  lib
      create  lib/tasks
      create  lib/tasks/.keep
      create  lib/assets
      create  lib/assets/.keep
      create  log
      create  log/.keep
      create  public
      create  public/404.html
      create  public/422.html
      create  public/500.html
      create  public/favicon.ico
      create  public/robots.txt
      create  test/fixtures
      create  test/fixtures/.keep
      create  test/controllers
      create  test/controllers/.keep
      create  test/mailers
      create  test/mailers/.keep
      create  test/models
      create  test/models/.keep
      create  test/helpers
      create  test/helpers/.keep
      create  test/integration
      create  test/integration/.keep
      create  test/test_helper.rb
      create  tmp/cache
      create  tmp/cache/assets
      create  vendor/assets/javascripts
      create  vendor/assets/javascripts/.keep
      create  vendor/assets/stylesheets
      create  vendor/assets/stylesheets/.keep
         run  bundle install
Fetching gem metadata from https://rubygems.org/..........
Resolving dependencies...
Using rake 10.4.2
Using i18n 0.7.0
Using json 1.8.1
Using minitest 5.5.0
Using thread_safe 0.3.4
Using tzinfo 1.2.2
Using activesupport 4.2.0
Using builder 3.2.2
Using erubis 2.7.0
Using mini_portile 0.6.1
Using nokogiri 1.6.5
Using rails-deprecated_sanitizer 1.0.3
Using rails-dom-testing 1.0.5
Using loofah 2.0.1
Using rails-html-sanitizer 1.0.1
Using actionview 4.2.0
Using rack 1.6.0
Using rack-test 0.6.2
Using actionpack 4.2.0
Using globalid 0.3.0
Using activejob 4.2.0
Using mime-types 2.4.3
Using mail 2.6.3
Using actionmailer 4.2.0
Using activemodel 4.2.0
Using arel 6.0.0
Using activerecord 4.2.0
Using debug_inspector 0.0.2
Using binding_of_caller 0.7.2
Using bundler 1.7.7
Using columnize 0.9.0
Using debugger-linecache 1.2.0
Using slop 3.6.0

Gem::Ext::BuildError: ERROR: Failed to build gem native extension

    /home/jw/.rvm/rubies/rbx-2.4.1/bin/rbx -r ./siteconf20141227-1149-rk0ll1.rb extconf.rb
creating Makefile

make "DESTDIR=" clean

make "DESTDIR="
compiling context.c
In file included from context.c:1:
./byebug.h:5:10: fatal error: 'ruby/debug.h' file not found
#include <ruby/debug.h>
         ^
1 error generated.
make: *** [context.o] Error 1

make failed, exit code 2

Gem files will remain installed in /home/jw/.rvm/gems/rbx-2.4.1@lxicon/gems/byebug-3.5.1 for inspection.
Results logged to /home/jw/.rvm/gems/rbx-2.4.1@lexicon/extensionsx86_64-linux/2.1/byebug-3.5.1/gem_make.out
An error occurred while installing byebug (3.5.1), and Bundler
cannot continue.
Make sure that `gem install byebug -v '3.5.1'` succeeds before
bundling.
         run  bundle exec spring binstub --all
An exception occurred requiring command line files:

Could not find gem 'psych (~> 2.0) ruby' in the gems available onthis machine. (Bundler::GemNotFound)

Backtrace:

     Bundler::Resolver#resolve at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/resolver.rb:357
       Bundler::Resolver#start at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/resolver.rb:164
     Bundler::Resolver.resolve at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/resolver.rb:129
   Bundler::Definition#resolve at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/definition.rb:193
     Bundler::Definition#specs at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/definition.rb:132
 Bundler::Definition#specs_for at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/definition.rb:177
 Bundler::Definition#requested_specs at /home/jw/.rvm/rubies
                                        /rbx-2.4.1/gems/gems
                                        /bundler-1.7.7/lib/bundle
                                        /definition.rb:166
  Bundler::Environment(Bundler::Runtime)#requested_specs at \
          /home/jw/.rvm/rubies/rbx-2.4.1/gems/gems/bundler-1.7.7/ib/bundler/environment.rb:18
        Bundler::Runtime#setup at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/runtime.rb:13
                 Bundler.setup at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler.rb:121
             Object#__script__ at /home/jw/.rvm/rubies/rbx-2.4.1
                                  /gems/gems/bundler-1.7.7/lib
                                  /bundler/setup.rb:17
  Rubinius::CodeLoader.require at kernel/common/code_loader.rb:24
  Kernel(Rubinius::Loader)#gem_original_require (require) at \
          kernel/common/kernel.rb:755
 Kernel(Rubinius::Loader)#require at /home/jw/.rvm/rubies
                                     /rbx-2.4.1/site/rubygems
                                     /core_ext
                                     /kernel_require.rb:54
  { } in Rubinius::Loader#requires at kernel/loader.rb:593
                     Array#each at kernel/bootstrap/array.rb:76
      Rubinius::Loader#requires at kernel/loader.rb:593
          Rubinius::Loader#main at kernel/loader.rb:797

default_gemfile

source 'https://rubygems.org'


# Bundle edge Rails instead: gem 'rails', github: 'rails/rails'
gem 'rails', '4.2.0'
# Use sqlite3 as the database for Active Record
gem 'sqlite3'
# Use SCSS for stylesheets
gem 'sass-rails', '~> 5.0'
# Use Uglifier as compressor for JavaScript assets
gem 'uglifier', '>= 1.3.0'
# Use CoffeeScript for .coffee assets and views
gem 'coffee-rails', '~> 4.1.0'
# See https://github.com/sstephenson/execjs#readme for more supported runtimes
# gem 'therubyracer', platforms: :ruby

# Use jquery as the JavaScript library
gem 'jquery-rails'
# Turbolinks makes following links in your web application faster. Read more: https://github.com/rails/turbolinks
gem 'turbolinks'
# Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder
gem 'jbuilder', '~> 2.0'
# bundle exec rake doc:rails generates the API under doc/api.
gem 'sdoc', '~> 0.4.0', group: :doc

# Use Psych as the YAML engine, instead of Syck, so serialized data can be read safely from different rubies (see http://git.io/uuLVag)
gem 'psych', '~> 2.0', platforms: :rbx

# Use ActiveModel has_secure_password
# gem 'bcrypt', '~> 3.1.7'

# Use Unicorn as the app server
# gem 'unicorn'

# Use Capistrano for deployment
# gem 'capistrano-rails', group: :development

group :development, :test do
  # Call 'byebug' anywhere in the code to stop execution and get a debugger console
  gem 'byebug'

  # Access an IRB console on exception pages or by using <%= console %> in views
  gem 'web-console', '~> 2.0'

  # Spring speeds up development by keeping your application running in the background. Read more: https://github.com/rails/spring
  gem 'spring'
end