these 18 derivations will be built:
  /nix/store/ffqyqb7jwqkb5xyhw8sxi9la84izdigr-test-script.drv
  /nix/store/2naylm0p4x70r34lblhqpb47qas4wzbx-system-path.drv
  /nix/store/mfzw2xkkviqcnvsdq9mrlz8fx8mgd2nc-dbus-1.drv
  /nix/store/18b2vgah1yp0brqgczj554f1anypc251-X-Restart-Triggers-dbus-broker.drv
  /nix/store/fgxm8yxr6r107xmsh8r9pxdjj120bmsi-unit-dbus-broker.service.drv
  /nix/store/hi24y9zl1i3rgcbhvzlj7mzpwnygaps2-user-units.drv
  /nix/store/3025p32issh0qkk0ssgjvsr9a5fx3kgl-unit-niks3-gc.service.drv
  /nix/store/fbv5j67jasvmhs10rjqmxmxh22bq6hy7-unit-dbus-broker.service.drv
  /nix/store/rswiyfc83j38awk11552zgay4gmgbfi2-system-units.drv
  /nix/store/nwsnscg9vwgksvplyq7pp1w7as2l1s9b-etc.drv
  /nix/store/2n5y655ssnbkqdx24pcaw1vy7kszqsj2-activate.drv
  /nix/store/5yb77mpqmyjbkizfwkal3b1j1scdszqa-nixos-system-server-test.drv
  /nix/store/wdpkqypjs73cw7rdhdxjmi6x4lxwldli-closure-info.drv
  /nix/store/vvg2xb97my6kr6aik7cba7l81fz9fbkk-run-nixos-vm.drv
  /nix/store/ya4wfhk8nixgnhrabaxdbfzakn1qin2y-nixos-vm.drv
  /nix/store/361aqcny1skpgswfjidf7shnyzkzqcd7-driverConfiguration.json.drv
  /nix/store/5i748ciwy9cb33758j8pmz2sxhp861v7-nixos-test-driver-nixos-test-external-signer.drv
  /nix/store/083vx2lfcj7kx2ni1yyrb1miybs18q5r-vm-test-run-nixos-test-external-signer.drv