to capture output, to feed input) [173/229] Generating waybar-systemd-failed-units.5 with a custom command [42/229] Compiling C object subprojects/cava-0.10.2/libcava.so.p/src_output_common.c.o In file included from ../subprojects/cava-0.10.2/src/output/common.c:3: ../subprojects/cava-0.10.2/src/output/common.c: In function 'spa_format_audio_mp3_parse': /nix/store/jd6h07kk8y8pxlha2gisrzfifpscm5kq-pipewire-1.2.7-dev/include/spa-0.2/spa/pod/parser.h:531:1: warning: ISO C forbids braced-groups within expressions [-Wpedantic]