these 3 derivations will be built:
  /nix/store/4mxi60piwz22pxyv0ln9p3vqnc9wf4gl-closure-info.drv
  /nix/store/vwrikq0rrb6a0cfby80fdaz9r7fb4r42-clan-cli.drv
  /nix/store/q81ycimc8pqip737s3p2xjprl8csxm0l-check-vars.drv