this derivation will be built:
  /nix/store/8a20lll99vh7pnpxk1xsvgp84h9n6yza-vm-test-run-pg-upgrade-start-guard.drv
these 14 paths will be fetched (6.9 MiB download, 24.2 MiB unpacked):
  /nix/store/mdaivjqjcjmkvalp70ajzbnn0b8lgsvi-closure-info
  /nix/store/i5xygvb25lg9kcfzng954zn897klkwhl-drive
  /nix/store/kbnw1xragakl1sw8icv9bdprqypa7y2c-etc
  /nix/store/yvw8z9s4kwzkbiy3psk5z9lr37fk6wjv-init-old
  /nix/store/kwd2k6d7w7wqq06x5rs3lnmkqjhm90xd-nixos-system-server-test
  /nix/store/y47ci0bfjbh0rwgn6if1v5h5vryky9f4-nixos-test-driver-pg-upgrade-start-guard
  /nix/store/jg419abikzkrbfv3jxaly44h5aka8l28-nixos-vm
  /nix/store/3n1r120j8cgyxn404qdhyx09g2fxg3qw-postgresql-and-plugins-15.19
  /nix/store/vqnhjiiaxbx7p8yll3v55xgay9d5vkir-postgresql-and-plugins-15.19
  /nix/store/zdgnl1dvjcdxi7ny5928vbkcidhh45gx-postgresql-and-plugins-17.11
  /nix/store/zpkvbs3xcr500wl12k92rjdxi3s4bgyv-postgresql-and-plugins-17.11
  /nix/store/ca7ww8r5gbf5lnakqcrljry1qa5bryy9-run-nixos-vm
  /nix/store/vg8g29zkrxhqvr54zjq4b17a234hc1gk-system-units
  /nix/store/97jawz3gffg43cymny38ijagnkyqvdhm-unit-postgresql.service