these 3 derivations will be built:
  /nix/store/8dc086swlh5czllpx3ysxymib0f9r3fk-clan-cli-source.drv
  /nix/store/lb0i08haqf28lm27fy8ibrnqyag2v7dy-clan-cli.drv
  /nix/store/8wz8fxw3q609gmhp2jc7vnj0nwjhn25a-nix-shell.drv