D: [iurt_root_command] chroot
Building target platforms: x86_64
Building for target x86_64
warning: Macro expanded in comment on line 66: %{java_arches} noarch

sh: line 4: [: -j8: integer expression expected
Wrote: /home/pterjan/rpmbuild/SRPMS/javacc-7.0.13-1.mga10.src.rpm

RPM build warnings:
    Macro expanded in comment on line 66: %{java_arches} noarch

D: [iurt_root_command] Success!