See https://jenkins.debian.net/job/g-i-installation_debian_sid_daily_xfce/1502/ and https://jenkins.debian.net/job/g-i-installation_debian_sid_daily_xfce/1502//console and https://jenkins.debian.net/job/g-i-installation_debian_sid_daily_xfce/1502//artifact/results/ if there are any.