these 4 derivations will be built:
  /nix/store/gk3l0z0lrnpvqrn0hjx5wnf5mcfwl2mz-clan-runtime.drv
  /nix/store/0m80dfjdjdzk5k2cw1hai5bc9pd08k85-clan-cli-source.drv
  /nix/store/psgcpwi4jixfckxf758ys00mja3mvvzc-clan-cli.drv
  /nix/store/k7qbq6sh7xc4zb8300rwzz46pws8cig5-nix-shell.drv