these 2 derivations will be built:
  /nix/store/2d546hv4aaw5dglzsj2swrf7f9zx96rb-qs-harness-py.drv
  /nix/store/zg5pxldbvkv560byzwvxl0z2iy25zlzh-spaces-voice-indicator-bar-pulse-test.drv