Brendan Tildesley schreef op di 15-03-2022 om 14:07 [+0100]: > Happy to do that but I don't understand where to put the includes. can you see from this: > > RandomDataBuffer.cpp > In file included from /gnu/store/f5l9m0dspdjxspdrnvfs4p0rncdhyigf-boost-1.77.0/include/boost/process/detail/basic_cmd.hpp:14, >                  from /gnu/store/f5l9m0dspdjxspdrnvfs4p0rncdhyigf-boost-1.77.0/include/boost/process/args.hpp:33, >                  from /gnu/store/f5l9m0dspdjxspdrnvfs4p0rncdhyigf-boost-1.77.0/include/boost/process.hpp:22, >                  from /tmp/guix-build-cryfs-0.11.2.drv-0/src/cpp-utils/process/subprocess.cpp:6: [...] In subprocess.cpp. > [ 36%] Building CXX object src/cpp-utils/CMakeFiles/cpp-utils.dir/random/RandomGenerator.cpp.o Looks like parallel compilation is enabled, to investigate issues like these, I recommend adding "--cores=1" to "guix build". Greetings, Maxime.