1 bitonic@clay ~/src/travis/travis-worker (git)-[master] % bundle install --deployment --binstubs
Fetching gem metadata from https://rubygems.org/.......
Fetching additional metadata from https://rubygems.org/..
Using rake 0.9.6
Using i18n 0.6.11
Using multi_json 1.2.0
Using activesupport 3.2.19
Using addressable 2.3.6
Using archive-tar-minitar 0.5.2

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

    /usr/bin/ruby2.1 extconf.rb
checking for libkern/OSAtomic.h... *** 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
	--without-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=/usr/bin/ruby2.1
	--with-atomic_reference-dir
	--without-atomic_reference-dir
	--with-atomic_reference-include
	--without-atomic_reference-include=${atomic_reference-dir}/include
	--with-atomic_reference-lib
	--without-atomic_reference-lib=${atomic_reference-dir}/lib
/usr/lib/ruby/2.1.0/mkmf.rb:456:in `try_do': The compiler failed to generate an executable file. (RuntimeError)
You have to install development tools first.
	from /usr/lib/ruby/2.1.0/mkmf.rb:587:in `try_cpp'
	from /usr/lib/ruby/2.1.0/mkmf.rb:1067:in `block in have_header'
	from /usr/lib/ruby/2.1.0/mkmf.rb:918:in `block in checking_for'
	from /usr/lib/ruby/2.1.0/mkmf.rb:351:in `block (2 levels) in postpone'
	from /usr/lib/ruby/2.1.0/mkmf.rb:321:in `open'
	from /usr/lib/ruby/2.1.0/mkmf.rb:351:in `block in postpone'
	from /usr/lib/ruby/2.1.0/mkmf.rb:321:in `open'
	from /usr/lib/ruby/2.1.0/mkmf.rb:347:in `postpone'
	from /usr/lib/ruby/2.1.0/mkmf.rb:917:in `checking_for'
	from /usr/lib/ruby/2.1.0/mkmf.rb:1066:in `have_header'
	from extconf.rb:17:in `<main>'

extconf failed, exit code 1

Gem files will remain installed in /home/bitonic/src/travis/travis-worker/vendor/bundle/ruby/2.1.0/gems/atomic-1.1.16 for inspection.
Results logged to /home/bitonic/src/travis/travis-worker/vendor/bundle/ruby/2.1.0/extensions/x86_64-linux/2.1.0/atomic-1.1.16/gem_make.out
An error occurred while installing atomic (1.1.16), and Bundler cannot continue.
Make sure that `gem install atomic -v '1.1.16'` succeeds before bundling.