CMake Warning: Manually-specified variables were not used by the project: CMAKE_EXPORT_NO_PACKAGE_REGISTRY CMAKE_INSTALL_DATAROOTDIR CMAKE_INSTALL_LIBEXECDIR CMAKE_INSTALL_OLDINCLUDEDIR CMAKE_INSTALL_SBINDIR /Users/jenkins/w/cci_PR-4017@4/.conan/data/mailio/0.20.0/_/_/build/0f8cc6aef8d5fa99cf6b7082cf60dce889b03205/source_subfolder/src/mime.cpp:820:17: warning: enumeration value 'END' not handled in switch [-Wswitch] switch (state) ^ /Users/jenkins/w/cci_PR-4017@4/.conan/data/mailio/0.20.0/_/_/build/0f8cc6aef8d5fa99cf6b7082cf60dce889b03205/source_subfolder/src/mime.cpp:820:17: note: add missing switch cases switch (state) ^ 1 warning generated. Undefined symbols for architecture x86_64: "_BIO_ctrl", referenced from: boost::asio::ssl::detail::engine::map_error_code(boost::system::error_code&) const in dialog.cpp.o "_BIO_ctrl_pending", referenced from: boost::asio::ssl::detail::engine::perform(int (boost::asio::ssl::detail::engine::*)(void*, unsigned long), void*, unsigned long, boost::system::error_code&, unsigned long*) in dialog.cpp.o "_BIO_free", referenced from: boost::asio::ssl::detail::engine::~engine() in dialog.cpp.o "_BIO_new_bio_pair", referenced from: boost::asio::ssl::detail::engine::engine(ssl_ctx_st*) in dialog.cpp.o "_BIO_read", referenced from: boost::asio::ssl::detail::engine::get_output(boost::asio::mutable_buffer const&) in dialog.cpp.o "_BIO_write", referenced from: boost::asio::ssl::detail::engine::put_input(boost::asio::const_buffer const&) in dialog.cpp.o "_CONF_modules_unload", referenced from: boost::asio::ssl::detail::openssl_init_base::do_init::~do_init() in dialog.cpp.o boost::asio::ssl::detail::openssl_init_base::do_init::~do_init() in imap.cpp.o boost::asio::ssl::detail::openssl_init_base::do_init::~do_init() in pop3.cpp.o boost::asio::ssl::detail::openssl_init_base::do_init::~do_init() in smtp.cpp.o "_ERR_clear_error", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o boost::asio::ssl::detail::engine::perform(int (boost::asio::ssl::detail::engine::*)(void*, unsigned long), void*, unsigned long, boost::system::error_code&, unsigned long*) in dialog.cpp.o "_ERR_get_error", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o boost::asio::ssl::detail::engine::engine(ssl_ctx_st*) in dialog.cpp.o boost::asio::ssl::detail::engine::perform(int (boost::asio::ssl::detail::engine::*)(void*, unsigned long), void*, unsigned long, boost::system::error_code&, unsigned long*) in dialog.cpp.o "_ERR_reason_error_string", referenced from: boost::asio::error::detail::ssl_category::message(int) const in dialog.cpp.o boost::asio::error::detail::ssl_category::message(int) const in imap.cpp.o boost::asio::error::detail::ssl_category::message(int) const in pop3.cpp.o boost::asio::error::detail::ssl_category::message(int) const in smtp.cpp.o "_SSL_CTX_ctrl", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o "_SSL_CTX_free", referenced from: boost::asio::ssl::context::~context() in dialog.cpp.o "_SSL_CTX_get_default_passwd_cb_userdata", referenced from: boost::asio::ssl::context::~context() in dialog.cpp.o "_SSL_CTX_get_ex_data", referenced from: boost::asio::ssl::context::~context() in dialog.cpp.o "_SSL_CTX_new", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o "_SSL_CTX_set_default_passwd_cb_userdata", referenced from: boost::asio::ssl::context::~context() in dialog.cpp.o "_SSL_CTX_set_ex_data", referenced from: boost::asio::ssl::context::~context() in dialog.cpp.o "_SSL_CTX_set_options", referenced from: boost::asio::ssl::context::set_options(long, boost::system::error_code&) in dialog.cpp.o "_SSL_accept", referenced from: boost::asio::ssl::detail::engine::do_accept(void*, unsigned long) in dialog.cpp.o "_SSL_connect", referenced from: boost::asio::ssl::detail::engine::do_connect(void*, unsigned long) in dialog.cpp.o "_SSL_ctrl", referenced from: boost::asio::ssl::detail::engine::engine(ssl_ctx_st*) in dialog.cpp.o "_SSL_free", referenced from: boost::asio::ssl::detail::engine::~engine() in dialog.cpp.o "_SSL_get_error", referenced from: boost::asio::ssl::detail::engine::perform(int (boost::asio::ssl::detail::engine::*)(void*, unsigned long), void*, unsigned long, boost::system::error_code&, unsigned long*) in dialog.cpp.o "_SSL_get_ex_data", referenced from: boost::asio::ssl::detail::engine::~engine() in dialog.cpp.o "_SSL_get_shutdown", referenced from: boost::asio::ssl::detail::engine::map_error_code(boost::system::error_code&) const in dialog.cpp.o "_SSL_get_verify_callback", referenced from: boost::asio::ssl::detail::engine::set_verify_mode(int, boost::system::error_code&) in dialog.cpp.o "_SSL_new", referenced from: boost::asio::ssl::detail::engine::engine(ssl_ctx_st*) in dialog.cpp.o "_SSL_read", referenced from: boost::asio::ssl::detail::engine::do_read(void*, unsigned long) in dialog.cpp.o "_SSL_set_bio", referenced from: boost::asio::ssl::detail::engine::engine(ssl_ctx_st*) in dialog.cpp.o "_SSL_set_ex_data", referenced from: boost::asio::ssl::detail::engine::~engine() in dialog.cpp.o "_SSL_set_verify", referenced from: boost::asio::ssl::detail::engine::set_verify_mode(int, boost::system::error_code&) in dialog.cpp.o "_SSL_write", referenced from: boost::asio::ssl::detail::engine::do_write(void*, unsigned long) in dialog.cpp.o "_TLS_client_method", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o "_TLS_method", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o "_TLS_server_method", referenced from: boost::asio::ssl::context::context(boost::asio::ssl::context_base::method) in dialog.cpp.o ld: symbol(s) not found for architecture x86_64 clang: error: linker command failed with exit code 1 (use -v to see invocation) make[2]: *** [lib/libmailio.dylib] Error 1 make[1]: *** [source_subfolder/CMakeFiles/mailio.dir/all] Error 2 make: *** [all] Error 2 mailio/0.20.0: WARN: Build folder is dirty, removing it: /Users/jenkins/w/cci_PR-4017@4/.conan/data/mailio/0.20.0/_/_/build/0f8cc6aef8d5fa99cf6b7082cf60dce889b03205 mailio/0.20.0: ERROR: Package '0f8cc6aef8d5fa99cf6b7082cf60dce889b03205' build failed mailio/0.20.0: WARN: Build folder /Users/jenkins/w/cci_PR-4017@4/.conan/data/mailio/0.20.0/_/_/build/0f8cc6aef8d5fa99cf6b7082cf60dce889b03205 ERROR: mailio/0.20.0: Error in build() method, line 83 cmake.build() ConanException: Error 2 while executing cmake --build '/Users/jenkins/w/cci_PR-4017@4/.conan/data/mailio/0.20.0/_/_/build/0f8cc6aef8d5fa99cf6b7082cf60dce889b03205/build_subfolder' '--' '-j8'