https://blogs.gentoo.org/ago/2020/07/04/gentoo-tinderbox/ Issue: dev-ruby/io-event-1.1.7 fails tests. Discovered on: amd64 (internal ref: tinderbox_musl) System: MUSL-SYSTEM (https://wiki.gentoo.org/wiki/Project:Tinderbox/Common_Issues_Helper#MUSL) Info about the issue: https://wiki.gentoo.org/wiki/Project:Tinderbox/Common_Issues_Helper#CF0015
Created attachment 883904 [details] build.log build log and emerge --info
This has been fixed in newer versions of io-event.