these 3 derivations will be built:
  /nix/store/yaqgfqvmck3pz1xhfh1ypcvp4a0d3p4v-source.drv
  /nix/store/x2809g3yfrxlaaj6mv3ipx4mxsvyzha5-plannotator-0.27.22.drv
  /nix/store/0gasbablsgwfd2gzq8fwi3p8vmk7j2vi-check-plannotator.drv