these 3 derivations will be built:
  /nix/store/9c56fj6p0liypzqpvi5i4bvmzp69d3ff-closure-info.drv
  /nix/store/z9x4gqvqnybkah7l61hlfxhqrs7pxdvx-clan-cli.drv
  /nix/store/dk15dh1z3w3jbnmzhklgsl6j53v7gz7g-check-vars.drv