capture output, to feed input) [219/229] Linking target test/waybar_test [220/229] Compiling C++ object waybar.p/src_modules_river_window.cpp.o [114/229] Compiling C++ object waybar.p/src_util_regex_collection.cpp.o [96/229] Compiling C++ object waybar.p/src_util_ustring_clen.cpp.o [82/229] Compiling