D: [iurt_root_command] chroot
Building target platforms: x86_64
Building for target x86_64
sh: line 4: [: -j8: integer expression expected
sh: line 4: [: -j8: integer expression expected
Installing /home/pterjan/rpmbuild/SRPMS/mp_doccer-1.2.2-4.mga10.src.rpm
Executing(%mkbuilddir): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.7JYLwJ
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ test -d /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ /usr/bin/rm -rf /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ /usr/bin/mkdir -p /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ /usr/bin/mkdir -p /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/SPECPARTS
+ RPM_EC=0
++ jobs -p
+ exit 0
sh: line 4: [: -j8: integer expression expected
Executing(%prep): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.23n2rc
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ '[' 1 -eq 1 ']'
+ cd /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ rm -rf mp_doccer-1.2.2
+ /usr/lib/rpm/rpmuncompress -x /home/pterjan/rpmbuild/SOURCES/mp_docker-1.2.2.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd mp_doccer-1.2.2
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ RPM_EC=0
++ jobs -p
+ exit 0
sh: line 4: [: -j8: integer expression expected
sh: line 4: [: -j8: integer expression expected
sh: line 4: [: -j8: integer expression expected
Executing(%install): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.z9T66A
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ '[' 1 -eq 1 ']'
+ '[' /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT '!=' / ']'
+ rm -rf /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT
++ dirname /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT
+ mkdir -p /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ mkdir /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT
+ cd mp_doccer-1.2.2
+ '[' 1 -eq 1 ']'
+ /usr/bin/install -Dm 755 mp_doccer /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/bin/mp_doccer
+ /usr/bin/find-debuginfo -j48 --strict-build-id -m -i --build-id-seed 1.2.2-4.mga10 --unique-debug-suffix -1.2.2-4.mga10.x86_64 --unique-debug-src-base mp_doccer-1.2.2-4.mga10.x86_64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 110000000 -S debugsourcefiles.list /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2
find-debuginfo: starting

Extracting debug info from 0 files
Creating .debug symlinks for symlinks to ELF files
find-debuginfo: done
+ /usr/lib/rpm/check-buildroot
+ '[' -n '' ']'
+ /usr/share/spec-helper/clean_files
+ '[' -n '' ']'
+ /usr/share/spec-helper/compress_files .xz
+ '[' -n '' ']'
+ /usr/share/spec-helper/relink_symlinks
+ '[' -n '' ']'
+ /usr/share/spec-helper/clean_perl
+ '[' -n '' ']'
+ /usr/share/spec-helper/lib_symlinks
+ '[' -n '' ']'
+ /usr/share/spec-helper/gprintify
+ '[' -n '' ']'
+ /usr/share/spec-helper/fix_mo
+ '[' -n '' ']'
+ /usr/share/spec-helper/fix_pamd
+ '[' -n '' ']'
+ /usr/share/spec-helper/remove_info_dir
+ '[' -n '' ']'
+ /usr/share/spec-helper/fix_eol
+ '[' -n '' ']'
+ /usr/share/spec-helper/check_desktop_files
+ '[' -n '' ']'
+ /usr/share/spec-helper/check_elf_files
+ /usr/lib/rpm/check-rpaths
+ /usr/lib/rpm/brp-remove-la-files
+ /usr/lib/rpm/redhat/brp-mangle-shebangs
+ env -u SOURCE_DATE_EPOCH /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0 -j48
+ /usr/lib/rpm/redhat/brp-python-hardlink
Reading /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/SPECPARTS/rpm-debuginfo.specpart
Processing files: mp_doccer-1.2.2-4.mga10.x86_64
sh: line 4: [: -j8: integer expression expected
Executing(%doc): /bin/sh -e /home/pterjan/rpmbuild/tmp/rpm-tmp.mJhS3O
+ umask 022
+ cd /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build
+ cd mp_doccer-1.2.2
+ DOCDIR=/home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/share/doc/mp_doccer
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/share/doc/mp_doccer
+ cp -pr /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2/README /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/share/doc/mp_doccer
+ cp -pr /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2/Changelog.1 /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/share/doc/mp_doccer
+ cp -pr /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2/RELEASE_NOTES /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/BUILDROOT/usr/share/doc/mp_doccer
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: mp_doccer = 1.2.2-4.mga10 mp_doccer(x86-64) = 1.2.2-4.mga10
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: perl(Getopt::Long) perl(strict) perl(warnings) perl-base >= 2:5.40.0
Processing files: mp_doccer-debugsource-1.2.2-4.mga10.x86_64
error: Empty %files file /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2/debugsourcefiles.list

RPM build errors:
    Empty %files file /home/pterjan/rpmbuild/BUILD/mp_doccer-1.2.2-build/mp_doccer-1.2.2/debugsourcefiles.list
I: [iurt_root_command] ERROR: chroot