cave@1306142810: [WARNING e.package_dep_spec.use_not_allowed] In thread ID '18974': ... In program cave sync: ... When triggering hook 'sync_all_post': ... When performing hook 'sync_all_post' for repository 'gentoo': ... When updating news at location '/usr/local/repositories/gentoo/metadata/news' for repository 'gentoo': ... When handling news entry '/usr/local/repositories/gentoo/metadata/news/2011-05-22-kdeprefix': ... When checking Display-If-Installed headers: ... When parsing elike package dep spec 'kde-base/kdelibs[kdeprefix]': ... When parsing generic package dep spec 'kde-base/kdelibs[kdeprefix]': ... USE dependencies not safe for use here See also: http://archives.gentoo.org/gentoo-dev/msg_8f20921ee02a9c0099ee9dd5348967f7.xml Please change to 'kde-base/kdelibs', thanks.
Fixed in the news svn repository.