fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c -o liblastfmlib_la-lastfmscrobbler.lo `test -f 'lastfmlib/lastfmscrobbler.cpp' || echo './'`lastfmlib/lastfmscrobbler.cpp
/bin/sh ./libtool --tag=CXX   --mode=compile g++ -DHAVE_CONFIG_H -I.     -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c -o liblastfmlib_la-lastfmscrobblerc.lo `test -f 'lastfmlib/lastfmscrobblerc.cpp' || echo './'`lastfmlib/lastfmscrobblerc.cpp
libtool: compile:  g++ -DHAVE_CONFIG_H -I. -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c lastfmlib/urlclient.cpp  -fPIC -DPIC -o .libs/liblastfmlib_la-urlclient.o
libtool: compile:  g++ -DHAVE_CONFIG_H -I. -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c lastfmlib/lastfmclient.cpp  -fPIC -DPIC -o .libs/liblastfmlib_la-lastfmclient.o
libtool: compile:  g++ -DHAVE_CONFIG_H -I. -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c lastfmlib/lastfmscrobbler.cpp  -fPIC -DPIC -o .libs/liblastfmlib_la-lastfmscrobbler.o
libtool: compile:  g++ -DHAVE_CONFIG_H -I. -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -Wp,-D_GLIBCXX_ASSERTIONS -fexceptions -fstack-protector-strong -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -specs=/usr/lib/rpm/redhat/redhat-annobin-cc1 -fasynchronous-unwind-tables -fstack-clash-protection -D_REENTRANT -c lastfmlib/lastfmscrobblerc.cpp  -fPIC -DPIC -o .libs/liblastfmlib_la-lastfmscrobblerc.o
BUILDSTDERR: In file included from lastfmlib/lastfmclient.cpp:28:
BUILDSTDERR: lastfmlib/utils/stringoperations.h: In function 'std::__cxx11::string StringOperations::toWstring(T&)':
BUILDSTDERR: lastfmlib/utils/stringoperations.h:62:22: error: could not convert 'ss.std::__cxx11::basic_stringstream<wchar_t>::str()' from 'basic_string<wchar_t>' to 'basic_string<char>'
BUILDSTDERR:          return ss.str();
BUILDSTDERR:                 ~~~~~~^~
BUILDSTDERR: make[1]: *** [Makefile:513: liblastfmlib_la-lastfmclient.lo] Error 1
BUILDSTDERR: make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory '/builddir/build/BUILD/lastfmlib-0.4.0'
BUILDSTDERR: make: *** [Makefile:326: all] Error 2
RPM build errors:
BUILDSTDERR: error: Bad exit status from /var/tmp/rpm-tmp.KNmY2j (%build)
BUILDSTDERR:     Bad exit status from /var/tmp/rpm-tmp.KNmY2j (%build)
Child return code was: 1
EXCEPTION: [Error()]
Traceback (most recent call last):
  File "/usr/lib/python3.6/site-packages/mockbuild/trace_decorator.py", line 96, in trace
    result = func(*args, **kw)
  File "/usr/lib/python3.6/site-packages/mockbuild/util.py", line 626, in do
    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/lastfmlib.spec