these 3 derivations will be built:
  /nix/store/vn290jxfrfxpk6pyafip3gz4kcas4s6p-home-manager-path.drv
  /nix/store/v5wx8a0ziap0r88zvx46ikdkc468rix7-activation-script.drv
  /nix/store/i1bs9x6163xh0z9fz0jdaarz5qlnsn2m-home-manager-generation.drv