systemd[1]: /lib/systemd/system/acpid.socket:4: ListenStream= references a path below legacy directory /var/run/, updating /var/run/acpid.socket → /run/acpid.socket; please update the unit file accordingly.
I can confirm this.
The bug has been referenced in the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=9ac9605e76b3e00f830dcb1bb943c2414dc5b801 commit 9ac9605e76b3e00f830dcb1bb943c2414dc5b801 Author: Andrey Utkin <andrey_utkin@gentoo.org> AuthorDate: 2020-02-17 22:51:42 +0000 Commit: Andrey Utkin <andrey_utkin@gentoo.org> CommitDate: 2020-02-17 22:51:42 +0000 sys-power/acpid: pull updated extras with a fix Bug: https://bugs.gentoo.org/692598 Package-Manager: Portage-2.3.66, Repoman-2.3.16 Signed-off-by: Andrey Utkin <andrey_utkin@gentoo.org> sys-power/acpid/Manifest | 1 + sys-power/acpid/acpid-2.0.32-r2.ebuild | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=a4a8253524409bbba018e55bbf66254349415f87 commit a4a8253524409bbba018e55bbf66254349415f87 Author: Andrey Utkin <andrey_utkin@gentoo.org> AuthorDate: 2020-02-17 22:50:28 +0000 Commit: Andrey Utkin <andrey_utkin@gentoo.org> CommitDate: 2020-02-17 22:50:28 +0000 sys-power/acpid: add new ebuild 2.0.32-r2 Cloned from 2.0.32-r1 for further changes. Bug: https://bugs.gentoo.org/692598 Package-Manager: Portage-2.3.66, Repoman-2.3.16 Signed-off-by: Andrey Utkin <andrey_utkin@gentoo.org> sys-power/acpid/acpid-2.0.32-r2.ebuild | 71 ++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+)
Fixed in 2.0.32-r2 ebuild. AFAIU the discussed message is a warning, not an error, so I will proceed with stabilization of 2.0.32-r1 in the meanwhile.