this derivation will be built:
  /nix/store/85n3m1ji5m878xllgad8frgnw01sbb5m-run-check-harness-psql-17-slim.drv
these 2 paths will be fetched (23.2 KiB download, 91.8 KiB unpacked):
  /nix/store/rp9zk0c94q5qlkhs8ns75d898v8iavyl-postgres-17-check-harness
  /nix/store/z3lmlnzlm2vcj08f9cvdg1bp0fr6rlw2-start-postgres-server-test