Mock Version: 1.4.21 Mock Version: 1.4.21 ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/perl-rpm-build-perl.spec'], chrootPath='/var/lib/mock/f33-build-285340-53081/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=timeout=432000uid=987gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bs --target riscv64 --nodeps /builddir/build/SPECS/perl-rpm-build-perl.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False sh: perl: command not found Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1592870400 Wrote: /builddir/build/SRPMS/perl-rpm-build-perl-0.82-31.fc33.src.rpm Child return code was: 0 ENTER ['do_with_status'](['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/perl-rpm-build-perl.spec'], chrootPath='/var/lib/mock/f33-build-285340-53081/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=timeout=432000uid=987gid=135user='mockbuild'nspawn_args=[]unshare_net=TrueprintOutput=False) Executing command: ['bash', '--login', '-c', '/usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/perl-rpm-build-perl.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;\\007"', 'PS1': ' \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False Building target platforms: riscv64 Building for target riscv64 setting SOURCE_DATE_EPOCH=1592870400 Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.q0RqQU + umask 022 + cd /builddir/build/BUILD + cd /builddir/build/BUILD + rm -rf rpm-build-perl-0.82 + /usr/bin/gzip -dc /builddir/build/SOURCES/rpm-build-perl-0.82.tar.gz + /usr/bin/tar -xof - + STATUS=0 + '[' 0 -ne 0 ']' + cd rpm-build-perl-0.82 + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w . + echo 'Patch #0 (rpm-build-perl-0.82-Fix-non-deterministic-failures-on-newer-perls.patch):' Patch #0 (rpm-build-perl-0.82-Fix-non-deterministic-failures-on-newer-perls.patch): + /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 patching file lib/B/Walker.pm Patch #1 (rpm-build-perl-0.82-Adjust-to-perl-5.22.patch): + echo 'Patch #1 (rpm-build-perl-0.82-Adjust-to-perl-5.22.patch):' + /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 patching file lib/B/PerlReq.pm patching file lib/B/Walker.pm patching file t/01-B-PerlReq.t Patch #2 (rpm-build-perl-0.82-Port-to-OpSIBLING-like-macros-required-since-Perl-5..patch): + echo 'Patch #2 (rpm-build-perl-0.82-Port-to-OpSIBLING-like-macros-required-since-Perl-5..patch):' + /usr/bin/patch --no-backup-if-mismatch -p1 --fuzz=0 patching file ConstOptree/ConstOptree.xs patching file ConstOptree/ppport.h patching file MANIFEST + RPM_EC=0 ++ jobs -p + exit 0 Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.RGyyGY + umask 022 + cd /builddir/build/BUILD + cd rpm-build-perl-0.82 + perl Makefile.PL NO_PACKLIST=1 NO_PERLLOCAL=1 INSTALLDIRS=vendor 'OPTIMIZE=-O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection' Warning: prerequisite Safe 0 not found. Warning: NAME must be a package name Checking if your kit is complete... Looks good Generating a Unix-style Makefile Writing Makefile for rpm-build-perl + /usr/bin/make -O -j4 V=1 VERBOSE=1 cp lib/B/Clobbers.pm blib/lib/B/Clobbers.pm cp lib/PerlReq/Utils.pm blib/lib/PerlReq/Utils.pm cp lib/B/PerlReq.pm blib/lib/B/PerlReq.pm cp fake.pm blib/lib/fake.pm cp lib/B/Walker.pm blib/lib/B/Walker.pm make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' Running Mkbootstrap for ConstOptree () chmod 644 "ConstOptree.bs" make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' cp ConstOptree.pm ../blib/lib/B/ConstOptree.pm make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- ConstOptree.bs ../blib/arch/auto/B/ConstOptree/ConstOptree.bs 644 make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' "/usr/bin/perl" "/usr/share/perl5/ExtUtils/xsubpp" -typemap '/usr/share/perl5/ExtUtils/typemap' ConstOptree.xs > ConstOptree.xsc mv ConstOptree.xsc ConstOptree.c make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' Please specify prototyping behavior for ConstOptree.xs (see perlxs manual) make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' gcc -c -D_REENTRANT -D_GNU_SOURCE -O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -fwrapv -fno-strict-aliasing -I/usr/local/include -D_LARGEFILE_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -fexceptions -g -grecord-gcc-switches -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -fstack-protector-strong -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -DVERSION=\"0.01\" -DXS_VERSION=\"0.01\" -fPIC "-I/usr/lib64/perl5/CORE" ConstOptree.c make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' In file included from ConstOptree.xs:6: ppport.h:4594: warning: "WIDEST_UTYPE" redefined 4594 | # define WIDEST_UTYPE U64TYPE | In file included from /usr/lib64/perl5/CORE/perl.h:2753, from ConstOptree.xs:4: /usr/lib64/perl5/CORE/handy.h:1251: note: this is the location of the previous definition 1251 | # define WIDEST_UTYPE U64 | make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' rm -f ../blib/arch/auto/B/ConstOptree/ConstOptree.so gcc -lpthread -shared -Wl,-z,relro -Wl,--as-needed -Wl,-z,now -specs=/usr/lib/rpm/redhat/redhat-hardened-ld -L/usr/local/lib -fstack-protector-strong ConstOptree.o -o ../blib/arch/auto/B/ConstOptree/ConstOptree.so \ -lperl \ chmod 755 ../blib/arch/auto/B/ConstOptree/ConstOptree.so make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' Manifying 1 pod document make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' cp perl.clean blib/script/perl.clean "/usr/bin/perl" -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/perl.clean cp perl.req blib/script/perl.req "/usr/bin/perl" -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/perl.req cp perl.prov blib/script/perl.prov "/usr/bin/perl" -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/perl.prov cp perl.prov.files blib/script/perl.prov.files "/usr/bin/perl" -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/perl.prov.files cp perl.req.files blib/script/perl.req.files "/usr/bin/perl" -MExtUtils::MY -e 'MY->fixin(shift)' -- blib/script/perl.req.files Manifying 2 pod documents Manifying 4 pod documents + RPM_EC=0 ++ jobs -p + exit 0 Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.WogGHW + umask 022 + cd /builddir/build/BUILD + '[' /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 '!=' / ']' + rm -rf /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 ++ dirname /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 + mkdir -p /builddir/build/BUILDROOT + mkdir /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 + cd rpm-build-perl-0.82 + /usr/bin/make install DESTDIR=/builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 'INSTALL=/usr/bin/install -p' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- ConstOptree.bs ../blib/arch/auto/B/ConstOptree/ConstOptree.bs 644 Manifying 1 pod document make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' Manifying 2 pod documents Manifying 4 pod documents Files found in blib/arch: installing files in blib/lib into architecture dependent library tree Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/auto/B/ConstOptree/ConstOptree.so Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/fake.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/PerlReq/Utils.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/B/Clobbers.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/B/PerlReq.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/B/Walker.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/B/ConstOptree.pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man1/perl.prov.1 Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man1/perl.req.1 Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man3/B::Walker.3pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man3/B::Clobbers.3pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man3/B::PerlReq.3pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man3/PerlReq::Utils.3pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/man/man3/B::ConstOptree.3pm Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/bin/perl.clean Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/bin/perl.req.files Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/bin/perl.req Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/bin/perl.prov Installing /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/bin/perl.prov.files + /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr + /usr/lib/rpm/find-debuginfo.sh -j4 --strict-build-id -m -i --build-id-seed 0.82-31.fc33 --unique-debug-suffix -0.82-31.fc33.riscv64 --unique-debug-src-base perl-rpm-build-perl-0.82-31.fc33.riscv64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 50000000 -S debugsourcefiles.list /builddir/build/BUILD/rpm-build-perl-0.82 explicitly decompress any DWARF compressed ELF sections in /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/auto/B/ConstOptree/ConstOptree.so extracting debug info from /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/lib64/perl5/vendor_perl/auto/B/ConstOptree/ConstOptree.so original debug info size: 120kB, size after compression: 120kB /usr/lib/rpm/sepdebugcrcfix: Updated 1 CRC32s, 0 CRC32s did match. 20 blocks + /usr/lib/rpm/check-buildroot + /usr/lib/rpm/redhat/brp-ldconfig + /usr/lib/rpm/brp-compress + /usr/lib/rpm/redhat/brp-strip-lto /usr/bin/strip + /usr/lib/rpm/brp-strip-static-archive /usr/bin/strip + /usr/lib/rpm/redhat/brp-python-bytecompile '' 1 0 + /usr/lib/rpm/brp-python-hardlink + /usr/lib/rpm/redhat/brp-mangle-shebangs mangling shebang in /usr/bin/perl.clean from /bin/sh -eu to #!/usr/bin/sh -eu mangling shebang in /usr/bin/perl.req.files from /bin/sh -efu to #!/usr/bin/sh -efu mangling shebang in /usr/bin/perl.prov.files from /bin/sh -efu to #!/usr/bin/sh -efu Executing(%check): /bin/sh -e /var/tmp/rpm-tmp.vqqoLX + umask 022 + cd /builddir/build/BUILD + cd rpm-build-perl-0.82 + make test make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- ConstOptree.bs ../blib/arch/auto/B/ConstOptree/ConstOptree.bs 644 Manifying 1 pod document make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' make[1]: Entering directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' "/usr/bin/perl" -MExtUtils::Command::MM -e 'cp_nonempty' -- ConstOptree.bs ../blib/arch/auto/B/ConstOptree/ConstOptree.bs 644 No tests defined for B::ConstOptree extension. make[1]: Leaving directory '/builddir/build/BUILD/rpm-build-perl-0.82/ConstOptree' PERL_DL_NONLAZY=1 "/usr/bin/perl" "-MExtUtils::Command::MM" "-MTest::Harness" "-e" "undef *Test::Harness::Switches; test_harness(0, 'blib/lib', 'blib/arch')" t/*.t t/01-B-PerlReq.t .. ok t/02-perlreq.t .... ok t/03-perlprov.t ... ok All tests successful. Files=3, Tests=113, 122 wallclock secs ( 0.97 usr 0.22 sys + 103.70 cusr 17.14 csys = 122.03 CPU) Result: PASS + RPM_EC=0 ++ jobs -p + exit 0 Processing files: perl-rpm-build-perl-0.82-31.fc33.riscv64 Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.aFyzFX + umask 022 + cd /builddir/build/BUILD + cd rpm-build-perl-0.82 + DOCDIR=/builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + export LC_ALL=C + LC_ALL=C + export DOCDIR + /usr/bin/mkdir -p /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + cp -pr README README.ALT /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + cp -pr Changes /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + cp -pr perl5-alt-rpm-macros /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + cp -pr macros.env /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64/usr/share/doc/perl-rpm-build-perl + RPM_EC=0 ++ jobs -p + exit 0 Provides: perl(B::Clobbers) = 0.01 perl(B::ConstOptree) = 0.01 perl(B::PerlReq) = 0.82 perl(B::Walker) = 0.11 perl(PerlReq::Utils) perl-rpm-build-perl = 0.82-31.fc33 perl-rpm-build-perl(riscv-64) = 0.82-31.fc33 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Requires: libperl.so.5.32()(64bit) libpthread.so.0()(64bit) perl(:VERSION) >= 5.6.0 perl(B) perl(B::Walker) perl(Exporter) perl(File::Spec::Functions) perl(PerlReq::Utils) perl(XSLoader) perl(constant) perl(strict) rtld(GNU_HASH) Processing files: perl-rpm-build-perl-scripts-0.82-31.fc33.noarch Provides: perl-rpm-build-perl-scripts = 0.82-31.fc33 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Requires: /usr/bin/perl /usr/bin/sh perl(:VERSION) >= 5.6.0 perl(:VERSION) >= 5.7.0 perl(B) perl(Config) perl(Getopt::Long) >= 2.24 perl(PerlReq::Utils) perl(strict) Processing files: perl-rpm-build-perl-debugsource-0.82-31.fc33.riscv64 Provides: perl-rpm-build-perl-debugsource = 0.82-31.fc33 perl-rpm-build-perl-debugsource(riscv-64) = 0.82-31.fc33 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Processing files: perl-rpm-build-perl-debuginfo-0.82-31.fc33.riscv64 Provides: debuginfo(build-id) = 7281b3c32828be2a809596a7ae84023bf677e501 perl-rpm-build-perl-debuginfo = 0.82-31.fc33 perl-rpm-build-perl-debuginfo(riscv-64) = 0.82-31.fc33 Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1 Recommends: perl-rpm-build-perl-debugsource(riscv-64) = 0.82-31.fc33 Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 Wrote: /builddir/build/RPMS/perl-rpm-build-perl-debugsource-0.82-31.fc33.riscv64.rpm Wrote: /builddir/build/RPMS/perl-rpm-build-perl-scripts-0.82-31.fc33.noarch.rpm Wrote: /builddir/build/RPMS/perl-rpm-build-perl-0.82-31.fc33.riscv64.rpm Wrote: /builddir/build/RPMS/perl-rpm-build-perl-debuginfo-0.82-31.fc33.riscv64.rpm Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.Y5NqbY + umask 022 + cd /builddir/build/BUILD + cd rpm-build-perl-0.82 + /usr/bin/rm -rf /builddir/build/BUILDROOT/perl-rpm-build-perl-0.82-31.fc33.riscv64 + RPM_EC=0 ++ jobs -p + exit 0 Child return code was: 0