these 4 derivations will be built:
  /nix/store/bj00r7dbmprmplmaykw38b0dd42rwgzz-clan-runtime.drv
  /nix/store/8ypyp1ifvxll3g7i2rgyx2n4vbfx621h-clan-cli-source.drv
  /nix/store/jgqq78paapmd08sfxmcdac693y9kzwnj-clan-cli.drv
  /nix/store/006m5k818gbkg6jgykiw5qhc7jak912k-nix-shell.drv