=> Bootstrap dependency digest>=20010302: found digest-20180917
=> Checksum SHA1 OK for libarchive-c-2.8.tar.gz
=> Checksum RMD160 OK for libarchive-c-2.8.tar.gz
=> Checksum SHA512 OK for libarchive-c-2.8.tar.gz
mkdir: /tmp/pkgbuild/archivers/py-libarchive-c: Permission denied
*** Error code 1

Stop.
make: stopped in /usr/pkgsrc/archivers/py-libarchive-c