this derivation will be built:
  /nix/store/ppnhncbzch4vdm8d824jdz4m5703fkip-vm-test-run-pg_net.drv
this path will be fetched (3.9 KiB download, 16.7 KiB unpacked):
  /nix/store/ilrb273h1gca1hy1gh1d04lzvg5j85jg-nixos-test-driver-pg_net