these 2 derivations will be built:
  /nix/store/jw9ska505p1pllfgzzyzh0ik1i0hywmi-openspecui-src-with-lock.drv
  /nix/store/aq9zhmgi0bv9gvnm2crya9m7vx8j76al-openspecui-9.0.3.drv