these 4 derivations will be built:
  /nix/store/fgrqwljkdqwnk4xy7f17f852sm6l0aky-quarry-0.1.0.drv
  /nix/store/j23cipmamw4sysi3vrbwqpx3lsx9nyw7-quarry-0.1.0.drv
  /nix/store/rjwk82bkzgvwa6cxw5r9w6ch5r4y5638-quarry-server-venv.drv
  /nix/store/zb464d7fslyf32jivmnx33v0sfdw5hvi-quarry-0.1.0.drv