these 9 derivations will be built:
  /nix/store/svk8z5gkiv909qg7b7sb6szxi9bw7yly-unit-pgbouncer.service.drv
  /nix/store/m8brjxf7f8mh1ibzwprl0p6l7csxprlx-system-units.drv
  /nix/store/bv4jyhxrpbmj2vbijxqnlxv7xd0nk3q8-etc.drv
  /nix/store/2cfqi73ibcr2zdvl4pswh9308gdjnm95-nixos-system-server-test.drv
  /nix/store/1zmwdhv9jp487xjk1hriy9jsgxm85ji9-closure-info.drv
  /nix/store/hxzkm1a8x6hx1s1b787n8iwb3p7k5ixb-run-nixos-vm.drv
  /nix/store/bkx1hdplzsjy6x2xr8fwp9wdm29z4zxw-nixos-vm.drv
  /nix/store/r22zw1axcpkj4764iwc6fyvwxkvn8j5q-nixos-test-driver-postgres-minor-upgrade.drv
  /nix/store/hd50n898l5kwls2q5axaxgcq968cg44d-vm-test-run-postgres-minor-upgrade.drv
these 4 paths will be fetched (13.5 KiB download, 135.2 KiB unpacked):
  /nix/store/6ws1mb6b9bc9lqprnh2vv2jq5b629inp-activate
  /nix/store/g769n4xvl2qahjnyip654l3pwzjn11p1-etc
  /nix/store/qcx8pi1r2wmjd1mrsvxwlcipnsxbbg0r-system-units
  /nix/store/zwlmdbzyi01j3kas94s6grkahndq2p7g-unit-pgbouncer.service