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/ftplib.spec'], chrootPath='/var/lib/mock/f33-build-302384-56950/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x3fd7e88700>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/ftplib.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
setting SOURCE_DATE_EPOCH=1595808000
Wrote: /builddir/build/SRPMS/ftplib-4.0-13.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/ftplib.spec'], chrootPath='/var/lib/mock/f33-build-302384-56950/root'env={'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'}shell=Falselogger=<mockbuild.trace_decorator.getLog object at 0x3fd7e88700>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/ftplib.spec'] with env {'TERM': 'vt100', 'SHELL': '/bin/bash', 'HOME': '/builddir', 'HOSTNAME': 'mock', 'PATH': '/usr/bin:/bin:/usr/sbin:/sbin', 'PROMPT_COMMAND': 'printf "\\033]0;<mock-chroot>\\007"', 'PS1': '<mock-chroot> \\s-\\v\\$ ', 'LANG': 'en_US.UTF-8'} and shell False
Building target platforms: riscv64
Building for target riscv64
setting SOURCE_DATE_EPOCH=1595808000
Executing(%prep): /bin/sh -e /var/tmp/rpm-tmp.bSbm3h
+ umask 022
+ cd /builddir/build/BUILD
+ cd /builddir/build/BUILD
+ rm -rf ftplib-4.0-1
+ /usr/bin/tar -xof -
+ /usr/bin/gzip -dc /builddir/build/SOURCES/ftplib-4.0-1.tar.gz
+ STATUS=0
+ '[' 0 -ne 0 ']'
+ cd ftplib-4.0-1
+ /usr/bin/chmod -Rf a+rX,u+w,g-w,o-w .
+ echo 'Patch #0 (ftplib-3.1-1-modernize.patch):'
Patch #0 (ftplib-3.1-1-modernize.patch):
+ /usr/bin/patch --no-backup-if-mismatch -p1 -b --suffix .modern --fuzz=0
patching file src/Makefile
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%build): /bin/sh -e /var/tmp/rpm-tmp.yCyUKj
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ cd src/
+ make -j8 'DEBUG=-O2 -flto=auto -ffat-lto-objects -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'
cc -Wall -O2 -flto=auto -ffat-lto-objects -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 -I.   -Wno-unused-variable -D_FILE_OFFSET_BITS=64 -D__unix__   -c -o qftp.o qftp.c
cc -c -Wall -O2 -flto=auto -ffat-lto-objects -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 -I.   -Wno-unused-variable -D_FILE_OFFSET_BITS=64 -D__unix__ -fPIC -D_REENTRANT ftplib.c -o ftplib.o
test -d unshared || mkdir unshared
cc -c -Wall -O2 -flto=auto -ffat-lto-objects -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 -I.   -Wno-unused-variable -D_FILE_OFFSET_BITS=64 -D__unix__ -D_REENTRANT ftplib.c -o unshared/ftplib.o
In file included from /usr/include/string.h:519,
                 from ftplib.c:28:
In function 'strncpy',
    inlined from 'socket_wait' at ftplib.c:214:6:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/string.h:519,
                 from ftplib.c:28:
In function 'strncpy',
    inlined from 'socket_wait' at ftplib.c:214:6:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'strncpy',
    inlined from 'FtpAcceptConnection' at ftplib.c:889:3,
    inlined from 'FtpAccess' at ftplib.c:966:7:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'strncpy',
    inlined from 'FtpAcceptConnection' at ftplib.c:861:9,
    inlined from 'FtpAccess' at ftplib.c:966:7:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ftplib.c: In function 'FtpAccess':
ftplib.c:966:5: warning: 'rv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  966 |  if (!FtpAcceptConnection(*nData,nControl))
      |     ^
In function 'strncpy',
    inlined from 'FtpAcceptConnection' at ftplib.c:889:3,
    inlined from 'FtpAccess' at ftplib.c:966:7:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In function 'strncpy',
    inlined from 'FtpAcceptConnection' at ftplib.c:861:9,
    inlined from 'FtpAccess' at ftplib.c:966:7:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
ftplib.c: In function 'FtpAccess':
ftplib.c:966:5: warning: 'rv' may be used uninitialized in this function [-Wmaybe-uninitialized]
  966 |  if (!FtpAcceptConnection(*nData,nControl))
      |     ^
In file included from /usr/include/string.h:519,
                 from ftplib.c:28:
In function 'strncpy',
    inlined from 'FtpXfer' at ftplib.c:1230:6:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/string.h:519,
                 from ftplib.c:28:
In function 'strncpy',
    inlined from 'FtpXfer' at ftplib.c:1230:6:
/usr/include/bits/string_fortified.h:106:10: warning: 'strncpy' specified bound 1024 equals destination size [-Wstringop-truncation]
  106 |   return __builtin___strncpy_chk (__dest, __src, __len, __bos (__dest));
      |          ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc -shared -Wl,-soname,libftp.so.4 -lc -o libftp.so.4.0 ftplib.o
ar -rcs libftp.a unshared/ftplib.o
cc -o qftp.static qftp.o libftp.a
ln -sf libftp.so.4.0 libftp.so.4
ln -sf libftp.so.4.0 libftp.so
cc -L. -o qftp qftp.o -lftp
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%install): /bin/sh -e /var/tmp/rpm-tmp.eRSTEh
+ umask 022
+ cd /builddir/build/BUILD
+ '[' /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64 '!=' / ']'
+ rm -rf /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
++ dirname /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
+ mkdir -p /builddir/build/BUILDROOT
+ mkdir /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
+ cd ftplib-4.0-1
+ rm -rf /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
+ mkdir /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
+ mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/bin
+ mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/lib64
+ mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/include
+ cd src/
+ make DESTDIR=/builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64 LIBDIR=/usr/lib64 install
install qftp /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/bin
install -m 644 libftp.so.4.0 /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/lib64
install -m 644 ftplib.h /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/include
+ cd /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/lib64
+ chmod +x libftp.so.4.0
+ ln -sf libftp.so.4.0 libftp.so.4
+ ln -sf libftp.so.4 libftp.so
+ cd /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/bin
+ for f in ftpdir ftpget ftplist ftprm ftpsend
+ ln -s qftp ftpdir
+ for f in ftpdir ftpget ftplist ftprm ftpsend
+ ln -s qftp ftpget
+ for f in ftpdir ftpget ftplist ftprm ftpsend
+ ln -s qftp ftplist
+ for f in ftpdir ftpget ftplist ftprm ftpsend
+ ln -s qftp ftprm
+ for f in ftpdir ftpget ftplist ftprm ftpsend
+ ln -s qftp ftpsend
+ /usr/lib/rpm/find-debuginfo.sh -j8 --strict-build-id -m -i --build-id-seed 4.0-13.fc33 --unique-debug-suffix -4.0-13.fc33.riscv64 --unique-debug-src-base ftplib-4.0-13.fc33.riscv64 --run-dwz --dwz-low-mem-die-limit 10000000 --dwz-max-die-limit 50000000 -S debugsourcefiles.list /builddir/build/BUILD/ftplib-4.0-1
explicitly decompress any DWARF compressed ELF sections in /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/bin/qftp
explicitly decompress any DWARF compressed ELF sections in /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/lib64/libftp.so.4.0
extracting debug info from /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/bin/qftp
extracting debug info from /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/lib64/libftp.so.4.0
original debug info size: 288kB, size after compression: 288kB
/usr/lib/rpm/sepdebugcrcfix: Updated 2 CRC32s, 0 CRC32s did match.
90 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
Processing files: ftplib-4.0-13.fc33.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.OqePvj
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ DOCDIR=/builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib
+ cp -pr CHANGES /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib
+ RPM_EC=0
++ jobs -p
+ exit 0
Executing(%license): /bin/sh -e /var/tmp/rpm-tmp.65N8Sj
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ LICENSEDIR=/builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/licenses/ftplib
+ export LC_ALL=C
+ LC_ALL=C
+ export LICENSEDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/licenses/ftplib
+ cp -pr LICENSE /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/licenses/ftplib
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: ftplib = 4.0-13.fc33 ftplib(riscv-64) = 4.0-13.fc33 libftp.so.4()(64bit)
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: ld-linux-riscv64-lp64d.so.1()(64bit) ld-linux-riscv64-lp64d.so.1(GLIBC_2.27)(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.27)(64bit) rtld(GNU_HASH)
Processing files: ftplib-devel-4.0-13.fc33.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.N3khIk
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ DOCDIR=/builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ cp -pr additional_rfcs /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ cp -pr README.ftplib-4.0-1 /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ cp -pr RFC959.txt /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ cp -pr html/ /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/ftplib-devel
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: ftplib-devel = 4.0-13.fc33 ftplib-devel(riscv-64) = 4.0-13.fc33
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: libftp.so.4()(64bit)
Processing files: qftp-4.0-13.fc33.riscv64
Executing(%doc): /bin/sh -e /var/tmp/rpm-tmp.LGxAYj
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ DOCDIR=/builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/qftp
+ export LC_ALL=C
+ LC_ALL=C
+ export DOCDIR
+ /usr/bin/mkdir -p /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/qftp
+ cp -pr README.qftp /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64/usr/share/doc/qftp
+ RPM_EC=0
++ jobs -p
+ exit 0
Provides: qftp = 4.0-13.fc33 qftp(riscv-64) = 4.0-13.fc33
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Requires: ld-linux-riscv64-lp64d.so.1()(64bit) ld-linux-riscv64-lp64d.so.1(GLIBC_2.27)(64bit) libc.so.6()(64bit) libc.so.6(GLIBC_2.27)(64bit) libftp.so.4()(64bit) rtld(GNU_HASH)
Processing files: ftplib-debugsource-4.0-13.fc33.riscv64
Provides: ftplib-debugsource = 4.0-13.fc33 ftplib-debugsource(riscv-64) = 4.0-13.fc33
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Processing files: ftplib-debuginfo-4.0-13.fc33.riscv64
Provides: debuginfo(build-id) = e084b9d9093065240cf74680027705fd6f7bc422 ftplib-debuginfo = 4.0-13.fc33 ftplib-debuginfo(riscv-64) = 4.0-13.fc33
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Recommends: ftplib-debugsource(riscv-64) = 4.0-13.fc33
Processing files: qftp-debuginfo-4.0-13.fc33.riscv64
Provides: debuginfo(build-id) = 517e69843c7c31112161309eb12d9528f999e655 qftp-debuginfo = 4.0-13.fc33 qftp-debuginfo(riscv-64) = 4.0-13.fc33
Requires(rpmlib): rpmlib(CompressedFileNames) <= 3.0.4-1 rpmlib(FileDigests) <= 4.6.0-1 rpmlib(PayloadFilesHavePrefix) <= 4.0-1
Recommends: ftplib-debugsource(riscv-64) = 4.0-13.fc33
Checking for unpackaged file(s): /usr/lib/rpm/check-files /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
Wrote: /builddir/build/RPMS/qftp-4.0-13.fc33.riscv64.rpm
Wrote: /builddir/build/RPMS/ftplib-4.0-13.fc33.riscv64.rpm
Wrote: /builddir/build/RPMS/qftp-debuginfo-4.0-13.fc33.riscv64.rpm
Wrote: /builddir/build/RPMS/ftplib-debugsource-4.0-13.fc33.riscv64.rpm
Wrote: /builddir/build/RPMS/ftplib-debuginfo-4.0-13.fc33.riscv64.rpm
Wrote: /builddir/build/RPMS/ftplib-devel-4.0-13.fc33.riscv64.rpm
Executing(%clean): /bin/sh -e /var/tmp/rpm-tmp.UOADFk
+ umask 022
+ cd /builddir/build/BUILD
+ cd ftplib-4.0-1
+ /usr/bin/rm -rf /builddir/build/BUILDROOT/ftplib-4.0-13.fc33.riscv64
+ RPM_EC=0
++ jobs -p
+ exit 0
Child return code was: 0