these 2 derivations will be built:
  /nix/store/w77id3pb0w3vhfz6pfm6aq0bbgspwam4-openspecui-src-with-lock.drv
  /nix/store/fhgsqm5b3fnhgrsqxkam3lp2wvd4zsqh-openspecui-11.1.0.drv