gistfile1.txt

[ssilver@ehankins-mac:~/work/sandbox/skylight-busted-gem 02:51 PM]$ rvm gemset create skylight
ruby-2.3.7 - #gemset created /Users/ssilver/.rvm/gems/ruby-2.3.7@skylight
ruby-2.3.7 - #generating skylight wrappers.......
[ssilver@ehankins-mac:~/work/sandbox/skylight-busted-gem 02:51 PM]$ rvm gemset use skylight
Using ruby-2.3.7 with gemset skylight
[ssilver@ehankins-mac:~/work/sandbox/skylight-busted-gem 02:51 PM]$ gem list

*** LOCAL GEMS ***

bigdecimal (default: 1.2.8)
bundler (default: 1.17.3, 1.16.5)
bundler-unload (1.0.2)
did_you_mean (1.0.0)
executable-hooks (1.5.0)
gem-wrappers (1.4.0)
io-console (default: 0.4.5)
json (default: 1.8.3.1)
minitest (5.8.5)
net-telnet (0.1.1)
power_assert (0.2.6)
psych (default: 2.1.0.1)
rake (12.3.1, 10.4.2)
rdoc (default: 4.2.1)
rubygems-bundler (1.4.5)
rvm (1.11.3.9)
test-unit (3.1.5)
[ssilver@ehankins-mac:~/work/sandbox/skylight-busted-gem 02:51 PM]$ ruby test.rb 
Fetching https://github.com/rails/rails.git
Fetching gem metadata from https://rubygems.org/.............
Fetching gem metadata from https://rubygems.org/..........
Fetching gem metadata from https://rubygems.org/..........
Resolving dependencies...
Fetching rake 12.3.2
Installing rake 12.3.2
Fetching concurrent-ruby 1.1.4
Installing concurrent-ruby 1.1.4
Fetching i18n 1.5.1
Installing i18n 1.5.1
Fetching minitest 5.11.3
Installing minitest 5.11.3
Fetching thread_safe 0.3.6
Installing thread_safe 0.3.6
Fetching tzinfo 1.2.5
Installing tzinfo 1.2.5
Using activesupport 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching builder 3.2.3
Installing builder 3.2.3
Fetching erubis 2.7.0
Installing erubis 2.7.0
Fetching mini_portile2 2.4.0
Installing mini_portile2 2.4.0
Fetching nokogiri 1.10.0
Installing nokogiri 1.10.0 with native extensions
Fetching rails-dom-testing 2.0.3
Installing rails-dom-testing 2.0.3
Fetching crass 1.0.4
Installing crass 1.0.4
Fetching loofah 2.2.3
Installing loofah 2.2.3
Fetching rails-html-sanitizer 1.0.4
Installing rails-html-sanitizer 1.0.4
Using actionview 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching rack 2.0.6
Installing rack 2.0.6
Fetching rack-test 0.6.3
Installing rack-test 0.6.3
Using actionpack 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching nio4r 2.3.1
Installing nio4r 2.3.1 with native extensions
Fetching websocket-extensions 0.1.3
Installing websocket-extensions 0.1.3
Fetching websocket-driver 0.6.5
Installing websocket-driver 0.6.5 with native extensions
Using actioncable 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching globalid 0.4.1
Installing globalid 0.4.1
Using activejob 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching mini_mime 1.0.1
Installing mini_mime 1.0.1
Fetching mail 2.7.1
Installing mail 2.7.1
Using actionmailer 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Using activemodel 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching arel 7.1.4
Installing arel 7.1.4
Using activerecord 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Using bundler 1.17.3
Fetching method_source 0.9.2
Installing method_source 0.9.2
Fetching thor 0.20.3
Installing thor 0.20.3
Using railties 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching sprockets 3.7.2
Installing sprockets 3.7.2
Fetching sprockets-rails 3.2.1
Installing sprockets-rails 3.2.1
Using rails 5.0.7.1 from https://github.com/rails/rails.git (at 5-0-stable@5a0fce7)
Fetching skylight-core 3.1.2
Installing skylight-core 3.1.2
Fetching skylight 3.1.2
Installing skylight 3.1.2 with native extensions
/Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer/parallel_installer.rb:201:in `handle_error': Gem::Ext::BuildError: ERROR: Failed to build gem native extension. (Bundler::InstallError)

    current directory: /Users/ssilver/.rvm/gems/ruby-2.3.7@skylight/gems/skylight-3.1.2/ext
/Users/ssilver/.rvm/rubies/ruby-2.3.7/bin/ruby -I /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0 -r ./siteconf20190110-28331-1734flw.rb extconf.rb
*** extconf.rb failed ***
Could not create Makefile due to some reason, probably lack of necessary
libraries and/or headers.  Check the mkmf.log file for more details.  You may
need configuration options.

Provided configuration options:
	--with-opt-dir
	--with-opt-include
	--without-opt-include=${opt-dir}/include
	--with-opt-lib
	--without-opt-lib=${opt-dir}/lib
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/Users/ssilver/.rvm/rubies/ruby-2.3.7/bin/$(RUBY_BASE_NAME)
/Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/dependency.rb:311:in `to_specs': Could not find 'activesupport' (>= 4.2.0) among 47 total gem(s) (Gem::MissingSpecError)
Checked in 'GEM_PATH=/Users/ssilver/.rvm/gems/ruby-2.3.7@skylight:/Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/gems/2.3.0', execute `gem env` for more information
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/specification.rb:1449:in `block in activate_dependencies'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/specification.rb:1438:in `each'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/specification.rb:1438:in `activate_dependencies'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/specification.rb:1420:in `activate'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/core_ext/kernel_gem.rb:68:in `block in gem'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/core_ext/kernel_gem.rb:67:in `synchronize'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/rubygems/core_ext/kernel_gem.rb:67:in `gem'
	from extconf.rb:17:in `<main>'

extconf failed, exit code 1

Gem files will remain installed in /Users/ssilver/.rvm/gems/ruby-2.3.7@skylight/gems/skylight-3.1.2 for inspection.
Results logged to /Users/ssilver/.rvm/gems/ruby-2.3.7@skylight/extensions/x86_64-darwin-18/2.3.0/skylight-3.1.2/gem_make.out

An error occurred while installing skylight (3.1.2), and Bundler cannot continue.
Make sure that `gem install skylight -v '3.1.2' --source 'https://rubygems.org/'` succeeds before bundling.

In Gemfile:
  skylight
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer/parallel_installer.rb:106:in `call'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer/parallel_installer.rb:78:in `call'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer.rb:289:in `install_in_parallel'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer.rb:197:in `install'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer.rb:92:in `block in run'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/process_lock.rb:12:in `block in lock'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/process_lock.rb:9:in `open'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/process_lock.rb:9:in `lock'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer.rb:73:in `run'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/installer.rb:25:in `install'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/inline.rb:62:in `block in gemfile'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/settings.rb:143:in `temporary'
	from /Users/ssilver/.rvm/rubies/ruby-2.3.7/lib/ruby/site_ruby/2.3.0/bundler/inline.rb:61:in `gemfile'
	from test.rb:3:in `<main>'

test.rb

require "bundler/inline"

gemfile(true) do
  source "https://rubygems.org"

  git_source(:github) { |repo| "https://github.com/#{repo}.git" }

  gem "rails", github: "rails/rails", branch: '5-0-stable'
  gem "skylight"
end