this derivation will be built:
  /nix/store/pna16yyml1n7icc3i43gbkbb2yjjr25f-vm-test-run-pg_graphql.drv
this path will be fetched (3.9 KiB download, 16.7 KiB unpacked):
  /nix/store/j7g7yzhiccm6859wiljq2xl313hvw377-nixos-test-driver-pg_graphql