* Package:    app-backup/btrbk-0.27.2
 * Repository: gentoo
 * Maintainer: candrews@gentoo.org axel@tty0.ch
 * Upstream:   axel@tty0.ch https://github.com/digint/btrbk/issues
 * USE:        abi_x86_64 amd64 doc elibc_glibc kernel_linux pv userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking btrbk-0.27.2.tar.xz to /var/tmp/portage/app-backup/btrbk-0.27.2/work
>>> Source unpacked in /var/tmp/portage/app-backup/btrbk-0.27.2/work
>>> Preparing source in /var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2 ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2 ...
>>> Source configured.
>>> Compiling source in /var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2 ...
make -j1 -C doc COMPRESS=no 
make: Entering directory '/var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2/doc'
asciidoctor -d manpage -b manpage btrbk.1.asciidoc
Traceback (most recent call last):
	1: from /usr/bin/asciidoctor:9:in `<main>'
/usr/bin/asciidoctor:9:in `load': cannot load such file -- /usr/lib64/ruby/gems/2.6.0/gems/asciidoctor-1.5.8/bin/asciidoctor (LoadError)
make: *** [Makefile:61: btrbk.1] Error 1
make: Leaving directory '/var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2/doc'
 * ERROR: app-backup/btrbk-0.27.2::gentoo failed (compile phase):
 *   emake failed
 * 
 * If you need support, post the output of `emerge --info '=app-backup/btrbk-0.27.2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-backup/btrbk-0.27.2::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-backup:btrbk-0.27.2:20190327-175847.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-backup/btrbk-0.27.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-backup/btrbk-0.27.2/temp/environment'.
 * Working directory: '/var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2'
 * S: '/var/tmp/portage/app-backup/btrbk-0.27.2/work/btrbk-0.27.2'