[...]

./README.md 
Documentation compressed.
+ exit 0
Provides: libheif.so.1
Requires(interp): /sbin/ldconfig /sbin/ldconfig
Requires(post): /sbin/ldconfig
Requires(postun): /sbin/ldconfig
Requires: ld-linux.so.2 ld-linux.so.2(GLIBC_2.3) libc.so.6 libc.so.6(GLIBC_2.0) libc.so.6(GLIBC_2.1.3) libc.so.6(GLIBC_2.3.4) libc.so.6(GLIBC_2.4) libde265.so.0 libgcc_s.so.1 libgcc_s.so.1(GCC_3.0) libm.so.6 libm.so.6(GLIBC_2.0) libpthread.so.0 libpthread.so.0(GLIBC_2.0) libpthread.so.0(GLIBC_2.1) libstdc++.so.6 libstdc++.so.6(CXXABI_1.3) libstdc++.so.6(CXXABI_1.3.11) libstdc++.so.6(CXXABI_1.3.2) libstdc++.so.6(CXXABI_1.3.3) libstdc++.so.6(CXXABI_1.3.9) libstdc++.so.6(GLIBCXX_3.4) libstdc++.so.6(GLIBCXX_3.4.11) libstdc++.so.6(GLIBCXX_3.4.14) libstdc++.so.6(GLIBCXX_3.4.15) libstdc++.so.6(GLIBCXX_3.4.21) libstdc++.so.6(GLIBCXX_3.4.22) libstdc++.so.6(GLIBCXX_3.4.9) libx265.so.146 rtld(GNU_HASH)
Processing files: libheif-devel-1.3.2-3
Provides: pkgconfig(libheif) = 1.3.2
Requires(rpmlib): rpmlib(VersionedDependencies) <= 3.0.3-1
Processing files: libheif-static-1.3.2-3
Processing files: libheif-progs-1.3.2-3
Requires: libc.so.6 libc.so.6(GLIBC_2.0) libc.so.6(GLIBC_2.1) libc.so.6(GLIBC_2.1.3) libc.so.6(GLIBC_2.11) libc.so.6(GLIBC_2.3.4) libc.so.6(GLIBC_2.4) libgcc_s.so.1 libgcc_s.so.1(GCC_3.0) libheif.so.1 libjpeg.so.8 libjpeg.so.8(LIBJPEG_8.0) libpng16.so.16 libpng16.so.16(PNG16_0) libpthread.so.0 libpthread.so.0(GLIBC_2.0) libstdc++.so.6 libstdc++.so.6(CXXABI_1.3) libstdc++.so.6(CXXABI_1.3.8) libstdc++.so.6(CXXABI_1.3.9) libstdc++.so.6(GLIBCXX_3.4) libstdc++.so.6(GLIBCXX_3.4.20) libstdc++.so.6(GLIBCXX_3.4.21) libstdc++.so.6(GLIBCXX_3.4.9) rtld(GNU_HASH)
Checking for unpackaged file(s): /usr/lib/rpm/check-files /tmp/B.mPXwka/BUILD/tmp/libheif-1.3.2-root-builder
Wrote: /tmp/B.mPXwka/RPMS/libheif-1.3.2-3.i686.rpm
Wrote: /tmp/B.mPXwka/RPMS/libheif-devel-1.3.2-3.i686.rpm
Wrote: /tmp/B.mPXwka/RPMS/libheif-static-1.3.2-3.i686.rpm
Wrote: /tmp/B.mPXwka/RPMS/libheif-progs-1.3.2-3.i686.rpm
Executing(%clean): env -i TMP=/home/users/builder/tmp HOME=/home/users/builder PATH=/usr/local/bin:/usr/bin:/bin:/usr/X11R6/bin:/home/users/builder/bin TMPDIR=/tmp/B.mPXwka/BUILD/tmp  /bin/sh -e /tmp/B.mPXwka/BUILD/tmp/rpm-tmp.66619
+ umask 022
+ cd /tmp/B.mPXwka/BUILD
+ cd libheif-1.3.2
+ /bin/rm '--interactive=never' -rf /tmp/B.mPXwka/BUILD/tmp/libheif-1.3.2-root-builder
+ rm -rf /tmp/B.mPXwka/BUILD/tmp/libheif-1.3.2-root-builder
ended at: Wed Jan 16 15:39:16 2019, done in 0:00:14.968682
+ chmod -R u+rwX /tmp/B.mPXwka/BUILD
+ rm -rf /tmp/B.mPXwka/tmp /tmp/B.mPXwka/BUILD
copy rpm files to cache_dir: /spools/ready
Creating pndir index of /spools/ready/ (type=dir)...
Loading [pndir]previous /spools/ready/packages.ndir.gz...
Loading [dir]/spools/ready/...
Writing /spools/ready/packages.ndir.gz...
Begin-TLD-Builder-Info
upgrading packages
Preparing...                ##################################################
libheif                     ##################################################
End-TLD-Builder-Info
+ rm -rf /tmp/B.mPXwka
Begin-TLD-Builder-Info
Build-Time: user:35.58s sys:1.65s real:16.85s (faults io:2 non-io:1413261)
Files queued for ftp:
     26874 libheif-progs-1.3.2-3.i686.rpm
    146431 libheif-static-1.3.2-3.i686.rpm
     18318 libheif-devel-1.3.2-3.i686.rpm
    128947 libheif-1.3.2-3.i686.rpm
       198 libheif-1.3.2-3.src.rpm.uploadinfo
End-TLD-Builder-Info