these 28 derivations will be built:
  /nix/store/s5albmi206h9pls3x2mvlgvyisaffjah-unit-postgresql.service.drv
  /nix/store/s22vvmzvpdzzs3nxfqrzzrxfc5sx7wqm-system-units.drv
  /nix/store/z4l9831a0bry9br2w2i17gn87kv43xi6-etc.drv
  /nix/store/052hgwamkddn11kzsmd1mfan3mr4336s-activate.drv
  /nix/store/5g66n9icb2k4rqn7kqy4w7r72i7k5vfb-system-path.drv
  /nix/store/2f1g78ydfcnipxli1ax14xa4h2q7q7w1-dbus-1.drv
  /nix/store/y2fqwglg3bk6qn51xnz3ymbadjqrnr0r-X-Restart-Triggers-dbus.drv
  /nix/store/130pfglx06jiv4bv6aqq5rgl9yxaknym-unit-dbus.service.drv
  /nix/store/n55zcc5vqwsr6xwylvlad4c6qf8ldhja-unit-postgresql.service.drv
  /nix/store/8bq9av9g8zmlzjv6v8bpkk0ks8bqgjkc-system-units.drv
  /nix/store/xayfv3gxxppwr5r2qjlzc9zsk3bl7k56-etc.drv
  /nix/store/i56ipcn1glb6h0rfmdizpy0nfml3mk1x-activate.drv
  /nix/store/3q4048si08py12vc3z366kl4y8s3mm1r-nixos-system-server-test.drv
  /nix/store/6d5bx0z50jd6ndcaa5zcwdb7cx9pmq3b-user-units.drv
  /nix/store/6p3yzv1ffqyh3szykrbhdsh5afyn79jf-unit-postgresql.service.drv
  /nix/store/7hymhkls1dr6bggfzhawpchp9xz8lfzd-postgresql-migrate.drv
  /nix/store/7i5vrywk6sywqlmilp307r1ciyizxj5h-unit-postgresql-migrate.service.drv
  /nix/store/n5jkw8fr9q372m0ci8013ymg81xrnyxi-unit-dbus.service.drv
  /nix/store/gqbngi5wpnixj8idl4wgqv4sgsi36z40-system-units.drv
  /nix/store/qjigh9810wdsc74ksyrkmq9fapjh5v8i-etc.drv
  /nix/store/njylcgjyabcrkhw79iig5q69zc4wgbin-activate.drv
  /nix/store/61kmydb48myl5d9cd5b98ffnywaqk4lq-nixos-system-server-test.drv
  /nix/store/hg69v1zcwkrw8vfwfmkw1jn2ndxh84ml-nixos-system-server-test.drv
  /nix/store/ml2h56f1rild2cs6dm180jj9qnslgpvl-closure-info.drv
  /nix/store/8yfz745w9argf2qr62qgsi9nkj0jd01l-run-nixos-vm.drv
  /nix/store/1wrhsccikbzrrxaa9sm7a457iav16ngw-nixos-vm.drv
  /nix/store/dxdp7cn2zffxamd7w6pkb6mw0whc8zwy-nixos-test-driver-http.drv
  /nix/store/213rkypbgiw4kvvd9bdd2k4r287mpzif-vm-test-run-http.drv