* installing *source* package ‘websocket’ ... ** this is package ‘websocket’ version ‘1.4.4’ ** using staged installation Found pkg-config cflags and libs! Using PKG_CFLAGS= Using PKG_LIBS=-lssl -lcrypto ** libs using C++ compiler: ‘g++-14 (Debian 14.2.0-19) 14.2.0’ g++-14 -std=gnu++17 -I"/home/hornik/tmp/R-d-gcc-14/include" -DNDEBUG -I./lib -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/cpp11/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/AsioHeaders/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/later/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O2 -Wall -pedantic -mtune=native -c cpp11.cpp -o cpp11.o g++-14 -std=gnu++17 -I"/home/hornik/tmp/R-d-gcc-14/include" -DNDEBUG -I./lib -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/cpp11/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/AsioHeaders/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/later/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O2 -Wall -pedantic -mtune=native -c debug.cpp -o debug.o g++-14 -std=gnu++17 -I"/home/hornik/tmp/R-d-gcc-14/include" -DNDEBUG -I./lib -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/cpp11/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/AsioHeaders/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/later/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O2 -Wall -pedantic -mtune=native -c websocket.cpp -o websocket.o g++-14 -std=gnu++17 -I"/home/hornik/tmp/R-d-gcc-14/include" -DNDEBUG -I./lib -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/cpp11/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/AsioHeaders/include' -I'/home/hornik/lib/R/Library/4.6/x86_64-linux-gnu/later/include' -I/usr/local/include -DUSE_TYPE_CHECKING_STRICT -D_FORTIFY_SOURCE=3 -fpic -g -O2 -Wall -pedantic -mtune=native -c websocket_connection.cpp -o websocket_connection.o websocket_connection.cpp: In function ‘cpp11::raws to_raw(std::string)’: websocket_connection.cpp:37:17: warning: comparison of integer expressions of different signedness: ‘int’ and ‘std::__cxx11::basic_string::size_type’ {aka ‘long unsigned int’} [-Wsign-compare] 37 | for(int i=0; i