D: [iurt_root_command] chroot
Installing /home/pterjan/rpmbuild/SRPMS/google-drive-ocamlfuse-0.7.2-3.mga9.src.rpm
Building target platforms: x86_64
Building for target x86_64
Executing(%prep): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.h3v3FA
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ cd /home/pterjan/rpmbuild/BUILD
+ rm -rf google-drive-ocamlfuse-0.7.2
+ /usr/lib/rpm/rpmuncompress -x /home/pterjan/rpmbuild/SOURCES/google-drive-ocamlfuse-0.7.2.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd google-drive-ocamlfuse-0.7.2
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%build): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.NVKOWM
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD
+ cd google-drive-ocamlfuse-0.7.2
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ dune build @install
File "bin/gdfuse.ml", line 54, characters 7-24:
54 |     |> Base64.str_encode
            ^^^^^^^^^^^^^^^^^
Error: Unbound module Base64
error: Bad exit status from /home/pterjan/rpmbuild/tmp/rpm-tmp.NVKOWM (%build)

RPM build errors:
    Bad exit status from /home/pterjan/rpmbuild/tmp/rpm-tmp.NVKOWM (%build)
I: [iurt_root_command] ERROR: chroot