this derivation will be built:
  /nix/store/dvc4c700vw0fgi5w7pj9ps76lk46bnsg-vm-test-run-pg_net.drv
this path will be fetched (3.9 KiB download, 16.7 KiB unpacked):
  /nix/store/9zh2szq7qmh6afm1rhm474f01q5ysri5-nixos-test-driver-pg_net