these 4 derivations will be built:
  /nix/store/2ycgwlv3fhd6awdz88kjx0188whwvl9q-pi-src-with-lock.drv
  /nix/store/gml7lbbm53bjvjk0khs13a101iix51fx-pi-1.0.2-npm-deps.drv
  /nix/store/a39wdi5whffmadhv6a43v6gbn8czii7q-pi-1.0.2.drv
  /nix/store/34cdgaqf67avjj81gqbcwddprfiss12h-check-pi.drv