autoreconf: Entering directory `.' autoreconf: configure.ac: not using Gettext autoreconf: running: /Users/jenkins/w/cci_PR-4431/.conan/data/automake/1.16.3/_/_/package/3c28ba69276b46fd46e9c2060ba991d725ccab43/bin/aclocal --force -I config autoreconf: configure.ac: tracing autoreconf: running: /Users/jenkins/w/cci_PR-4431/.conan/data/libtool/2.4.6/_/_/package/80b7012466ca9041dd808c50786682cc30ce0694/bin/libtoolize --copy --force autoreconf: running: /Users/jenkins/w/cci_PR-4431/.conan/data/autoconf/2.69/_/_/package/cc471ed355602ffa7007968c83aa4e7e648a38b5/bin/autoconf --force autoreconf: running: /Users/jenkins/w/cci_PR-4431/.conan/data/autoconf/2.69/_/_/package/cc471ed355602ffa7007968c83aa4e7e648a38b5/bin/autoheader --force autoreconf: running: /Users/jenkins/w/cci_PR-4431/.conan/data/automake/1.16.3/_/_/package/3c28ba69276b46fd46e9c2060ba991d725ccab43/bin/automake --add-missing --copy --force-missing configure.ac:46: installing './compile' configure.ac:63: installing './missing' autoreconf: Leaving directory `.' /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: .libs/libbacktrace.a(atomic.o) has no symbols /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: .libs/libbacktrace.a(atomic.o) has no symbols /Applications/Xcode-9.4.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/ranlib: file: /Users/jenkins/w/cci_PR-4431/.conan/data/libbacktrace/1.0/_/_/package/af96383df8ed9748d2eed48fb04099c5914a718f/lib/libbacktrace.a(atomic.o) has no symbols CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY /Users/jenkins/w/cci_PR-4431/10/f4f12de6-878d-4a7a-9338-c7494cd6db99/recipes/libbacktrace/all/test_package/test_package.c:21:15: warning: flag '0' results in undefined behavior with 'p' conversion specifier [-Wformat] printf("%#016p\n", pc); ~~^~~~ /Users/jenkins/w/cci_PR-4431/10/f4f12de6-878d-4a7a-9338-c7494cd6db99/recipes/libbacktrace/all/test_package/test_package.c:21:14: warning: flag '#' results in undefined behavior with 'p' conversion specifier [-Wformat] printf("%#016p\n", pc); ~^~~~~ /Users/jenkins/w/cci_PR-4431/10/f4f12de6-878d-4a7a-9338-c7494cd6db99/recipes/libbacktrace/all/test_package/test_package.c:21:24: warning: format specifies type 'void *' but the argument has type 'uintptr_t' (aka 'unsigned long') [-Wformat] printf("%#016p\n", pc); ~~~~~~ ^~ %016lu 3 warnings generated.