these 4 derivations will be built:
  /nix/store/dkdazxznlqmrr46dclrzinphmj27j3ji-clan-runtime.drv
  /nix/store/8glgailzb5ch70mivj0hrzd8alfk6lkx-clan-cli-source.drv
  /nix/store/k6d5k5dqlg5ahmv5mzcbnbh9ijfbsnsa-clan-cli.drv
  /nix/store/07rckqz54kjxanvigxglarwj65rzbcgl-nix-shell.drv