* Package:    dev-ruby/bundler-2.1.4
 * Repository: gentoo
 * Maintainer: ruby@gentoo.org
 * USE:        abi_x86_64 amd64 doc elibc_glibc kernel_linux ruby_targets_ruby27 userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
 * Running unpack phase for all ...
 * Unpacking .gem file...
 * Uncompressing metadata
 * Unpacking data.tar.gz
 [ ok ]
>>> Source unpacked in /var/tmp/portage/dev-ruby/bundler-2.1.4/work
>>> Preparing source in /var/tmp/portage/dev-ruby/bundler-2.1.4/work ...
 * Running prepare phase for all ...
 [ ok ]
 * Running prepare phase for all ...
 [ !! ]
 * Running source copy phase for ruby27 ...
 [ ok ]
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/dev-ruby/bundler-2.1.4/work ...
 * Running configure phase for ruby27 ...
 [ ok ]
>>> Source configured.
>>> Compiling source in /var/tmp/portage/dev-ruby/bundler-2.1.4/work ...
 * Running compile phase for ruby27 ...
 [ ok ]
 * Running compile phase for all ...
/var/tmp/portage/dev-ruby/bundler-2.1.4/temp/environment: line 674: rdoc: command not found
 * ERROR: dev-ruby/bundler-2.1.4::gentoo failed (compile phase):
 *   failed to (re)build documentation
 *
 * Call stack:
 *     ebuild.sh, line  127:  Called src_compile
 *   environment, line 2164:  Called ruby-ng_src_compile
 *   environment, line 1764:  Called _ruby_invoke_environment 'all' 'all_ruby_compile'
 *   environment, line  604:  Called all_ruby_compile
 *   environment, line  713:  Called all_fakegem_compile
 *   environment, line  674:  Called die
 * The specific snippet of code:
 *                   rdoc ${RUBY_FAKEGEM_DOC_SOURCES} || die "failed to (re)build documentation";
 *
 * If you need support, post the output of `emerge --info '=dev-ruby/bundler-2.1.4::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-ruby/bundler-2.1.4::gentoo'`.
 * The complete build log is located at '/var/tmp/portage/dev-ruby/bundler-2.1.4/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-ruby/bundler-2.1.4/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-ruby/bundler-2.1.4/work/all/bundler-2.1.4'
 * S: '/var/tmp/portage/dev-ruby/bundler-2.1.4/work/all/bundler-2.1.4'