these 3 derivations will be built:
  /nix/store/vl0f1d20yq7jmmmaczfvmbab119ka994-home-manager-path.drv
  /nix/store/nxgflflds38ay4gwcydyv6q19ki80dkv-activation-script.drv
  /nix/store/m2dgybm4k69vj3bgdqbrcg8vqkn0d963-home-manager-generation.drv