Created attachment 223602 [details] a typescript of a failed build attempt Find a typescript of a failed build attempt attached.
If the issue still reproduces, please let me know the architecture information (uname -a). In PortsFallout ( https://portsfallout.com/port?port=math%2FR-cran-sf ), no pkg-fallout log report found.
(In reply to TAKATSU Tomonari from comment #1) FreeBSD sleipnir 12.3-STABLE FreeBSD 12.3-STABLE #0 r371267: Mon Dec 20 11:39:24 EET 2021 root@sleipnir:/usr/obj/usr/src-12-stable/amd64.amd64/sys/Sleipnir amd64