The package uses doman/newman on a compressed file which is invalid per PMS: doman usr/share/man/man1/*.gz
commit acc9c0440254950d16a43e5244d1051c1741b9a9 Author: Sergey Popov <pinkbyte@gentoo.org> Date: Tue May 30 10:20:04 2017 +0300 net-misc/yandex-disk: fix installing man files, bump EAPI to 6 Gentoo-Bug: 619962 Package-Manager: Portage-2.3.5, Repoman-2.3.1