this derivation will be built:
  /nix/store/nai0c5bb7lwfnxdhnnw8psz6cymjhv2v-vm-test-run-pgrouting.drv
this path will be fetched (4.2 KiB download, 17.0 KiB unpacked):
  /nix/store/kkphl4wgbv98qh9lhjgfl8f3hchlq0zn-nixos-test-driver-pgrouting