[32;01m * [39;49;00mPackage:    dev-ruby/ruby-augeas-0.5.0-r3
[32;01m * [39;49;00mRepository: gentoo
[32;01m * [39;49;00mMaintainer: prometheanfire@gentoo.org ruby@gentoo.org
[32;01m * [39;49;00mUSE:        abi_x86_64 amd64 doc elibc_glibc kernel_linux ruby_targets_ruby20 ruby_targets_ruby21 userland_GNU
[32;01m * [39;49;00mFEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
 [32;01m*[0m Running unpack phase for all ...
 [32;01m*[0m Unpacking .gem file... ...
[A[152C [34;01m[ [32;01mok[34;01m ][0m
 [32;01m*[0m Uncompressing metadata ...
[A[152C [34;01m[ [32;01mok[34;01m ][0m
 [32;01m*[0m Unpacking data.tar.gz ...
[A[152C [34;01m[ [32;01mok[34;01m ][0m
>>> Source unpacked in /var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/work
>>> Preparing source in /var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/work ...
 [32;01m*[0m Running prepare phase for all ...
 [32;01m*[0m Running source copy phase for ruby20 ...
 [32;01m*[0m Running source copy phase for ruby21 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/work ...
 [32;01m*[0m Running configure phase for ruby20 ...
creating Makefile
 [32;01m*[0m Running configure phase for ruby21 ...
*** 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}/lib64
	--with-make-prog
	--without-make-prog
	--srcdir=.
	--curdir
	--ruby=/usr/bin/ruby21
	--with-augeas-config
	--without-augeas-config
	--with-pkg-config
	--without-pkg-config
/usr/lib64/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/lib64/ruby/2.1.0/mkmf.rb:541:in `try_link0'
	from /usr/lib64/ruby/2.1.0/mkmf.rb:556:in `try_link'
	from /usr/lib64/ruby/2.1.0/mkmf.rb:637:in `try_ldflags'
	from /usr/lib64/ruby/2.1.0/mkmf.rb:1756:in `pkg_config'
	from extconf.rb:26:in `<main>'
 [31;01m*[0m ERROR: dev-ruby/ruby-augeas-0.5.0-r3::gentoo failed (configure phase):
 [31;01m*[0m   (no error message)
 [31;01m*[0m 
 [31;01m*[0m Call stack:
 [31;01m*[0m     ebuild.sh, line  133:  Called src_configure
 [31;01m*[0m   environment, line 4466:  Called ruby-ng_src_configure
 [31;01m*[0m   environment, line 4158:  Called _ruby_each_implementation 'each_ruby_configure'
 [31;01m*[0m   environment, line  563:  Called _ruby_invoke_environment 'ruby21' 'each_ruby_configure'
 [31;01m*[0m   environment, line  662:  Called each_ruby_configure
 [31;01m*[0m   environment, line  944:  Called die
 [31;01m*[0m The specific snippet of code:
 [31;01m*[0m       ${RUBY} -C ext/augeas extconf.rb || die
 [31;01m*[0m 
 [31;01m*[0m If you need support, post the output of `emerge --info '=dev-ruby/ruby-augeas-0.5.0-r3::gentoo'`,
 [31;01m*[0m the complete build log and the output of `emerge -pqv '=dev-ruby/ruby-augeas-0.5.0-r3::gentoo'`.
!!! When you file a bug report, please include the following information:
GENTOO_VM=  CLASSPATH="" JAVA_HOME="/etc/java-config-2/current-system-vm"
JAVACFLAGS="" COMPILER=""
and of course, the output of emerge --info =ruby-augeas-0.5.0
 [31;01m*[0m The complete build log is located at '/var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/temp/build.log'.
 [31;01m*[0m The ebuild environment file is located at '/var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/temp/environment'.
 [31;01m*[0m Working directory: '/var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/work/ruby21/ruby-augeas-0.5.0'
 [31;01m*[0m S: '/var/tmp/portage/dev-ruby/ruby-augeas-0.5.0-r3/work/ruby21/ruby-augeas-0.5.0'