gistfile1.txt

Gem::Installer::ExtensionBuildError: ERROR: Failed to build gem native extension.

        /usr/bin/ruby1.9.1 extconf.rb
checking for main() in -lpthread... yes
*** 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/ruby1.9.1
	--with-pthreadlib
	--without-pthreadlib
	--enable-debug
	--disable-debug
/var/lib/gems/1.9.1/gems/libv8-3.11.8.13-x86_64-linux/ext/libv8/location.rb:15:in `initialize': Permission denied - /var/lib/gems/1.9.1/gems/libv8-3.11.8.13-x86_64-linux/ext/libv8/.location.yml (Errno::EACCES)
	from /var/lib/gems/1.9.1/gems/libv8-3.11.8.13-x86_64-linux/ext/libv8/location.rb:15:in `open'
	from /var/lib/gems/1.9.1/gems/libv8-3.11.8.13-x86_64-linux/ext/libv8/location.rb:15:in `load!'
	from /var/lib/gems/1.9.1/gems/libv8-3.11.8.13-x86_64-linux/lib/libv8.rb:6:in `configure_makefile'
	from extconf.rb:32:in `<main>'


Gem files will remain installed in /tmp/bundler20151210-19350-1949lnptherubyracer-0.11.3/gems/therubyracer-0.11.3 for inspection.
Results logged to /tmp/bundler20151210-19350-1949lnptherubyracer-0.11.3/gems/therubyracer-0.11.3/ext/v8/gem_make.out
An error occurred while installing therubyracer (0.11.3), and Bundler cannot
continue.
Make sure that `gem install therubyracer -v '0.11.3'` succeeds before bundling.