these 3 derivations will be built:
  /nix/store/6vipzy4pml035xsix4rbaiy1v8j2psma-source.drv
  /nix/store/sd7yg1r5w53z5076vy69khmjf45gh9gj-tome2.desktop.drv
  /nix/store/7bsa7kq9fdgqlmv4m6dv4xv1645yx3bv-tome2-2.4.drv