before the last format character [-Wformat-truncation=]
   18 |                 snprintf(fractionalSeconds, 2, "%2d", getFrac(cpuDiff / USER_HZ, 100));
      |                                                    ^
In file included from /usr/include/stdio.h:906,
                 from /usr/include/c++/12/cstdio:42,
                 from /usr/include/c++/12/ext/string_conversions.h:43,
                 from /usr/include/c++/12/bits/basic_string.h:3960,
                 from /usr/include/c++/12/string:53,
                 from /usr/include/c++/12/bits/locale_classes.h:40,
                 from /usr/include/c++/12/bits/ios_base.h:41,
                 from /usr/include/c++/12/ios:42,
                 from /usr/include/c++/12/ostream:38,
                 from /usr/include/c++/12/iostream:39,
                 from procinfo.cpp:18:
In function 'snprintf',
    inlined from 'renderCPUstat(bool, bool, double const&, unsigned int const&, unsigned long const&, unsigned long const&, std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> > const&)' at rendercpupagestat.cpp:18:11,
    inlined from 'renderCPUandPageStats[abi:cxx11](bool, bool, double const&, unsigned long const&, unsigned long const&, std::vector<unsigned long, std::allocator<unsigned long> > const&, unsigned long const&, std::vector<unsigned long, std::allocator<unsigned long> > const&)' at linux26_rendercpupagestat.cpp:72:19:
/usr/include/bits/stdio2.h:54:35: note: '__snprintf_chk' output 3 bytes into a destination of size 2
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
In file included from procinfo.cpp:125:
diskStats.cpp: In function 'renderDiskStats[abi:cxx11](bool, bool, bool, double, std::vector<diskStat_t, std::allocator<diskStat_t> > const&)':
diskStats.cpp:136:41: warning: '__snprintf_chk' output truncated before the last format character [-Wformat-truncation=]
  136 |         snprintf(output, 39, "%-4s %-34s", diskStat.name.c_str(), rendered.c_str());
      |                                         ^
In function 'snprintf',
    inlined from 'renderDiskStat[abi:cxx11](bool, bool, bool, double const&, diskStat_t const&)' at diskStats.cpp:136:10,
    inlined from 'renderDiskStats[abi:cxx11](bool, bool, bool, double, std::vector<diskStat_t, std::allocator<diskStat_t> > const&)' at diskStats.cpp:150:36:
/usr/include/bits/stdio2.h:54:35: note: '__snprintf_chk' output 40 or more bytes into a destination of size 39
   54 |   return __builtin___snprintf_chk (__s, __n, __USE_FORTIFY_LEVEL - 1,
      |          ~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   55 |                                    __glibc_objsize (__s), __fmt,
      |                                    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
   56 |                                    __va_arg_pack ());
      |                                    ~~~~~~~~~~~~~~~~~
cc1plus: some warnings being treated as errors
make: *** [Makefile:47: procinfo] Error 1
error: Bad exit status from /var/tmp/rpm-tmp.ho2M2m (%build)
    Bad exit status from /var/tmp/rpm-tmp.ho2M2m (%build)
RPM build errors:
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.9/site-packages/mockbuild/trace_decorator.py", line 93, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.9/site-packages/mockbuild/util.py", line 600, in do_with_status
    raise exception.Error("Command failed: \n # %s\n%s" % (command, output), child.returncode)
mockbuild.exception.Error: Command failed: 
 # bash --login -c /usr/bin/rpmbuild -bb --target riscv64 --nodeps /builddir/build/SPECS/procinfo-ng.spec