these 9 derivations will be built:
  /nix/store/2kaw6gs3ca3nw8m8ml2c32yflna7k8ak-etc.drv
  /nix/store/rwv7r6wdncn509l05ffxx8yil6vqwbvz-nixos-system-server-test.drv
  /nix/store/mcvpzpy9ymssll5nmh0xwi8axkhlhvn2-closure-info.drv
  /nix/store/iwpwsm3bfp0233blbxizd8473zi476kr-run-nixos-vm.drv
  /nix/store/1g7fsfjii1ia54rabnwszi0wxwfjszry-nixos-vm.drv
  /nix/store/34xnv608hw7n9b6bhfcx9115bg9v3n7p-test-script.drv
  /nix/store/b7mbb7zy731l6ds9krdv19jlf9ncgkzx-driverConfiguration.json.drv
  /nix/store/38vlk2jdvycrlaa3a2aih8ss2fbzdajf-nixos-test-driver-wrappers-regression-PSQL-1387.drv
  /nix/store/rm75wri4ak5sp222anfck3f218f89h9s-vm-test-run-wrappers-regression-PSQL-1387.drv
these 2 paths will be fetched (6.5 KiB download, 38.3 KiB unpacked):
  /nix/store/lg06f918a400nhlh90ahrqlnbfk401s1-activate
  /nix/store/xp4j6dp2ij1jci01x72kj20y9pb0fmbi-etc