this derivation will be built:
  /nix/store/05y3553awrlizjwz94zvj7zl70n47hi5-run-check-harness-psql-15-slim.drv
these 2 paths will be fetched (23.2 KiB download, 92.6 KiB unpacked):
  /nix/store/2rrzn49ajsr6qniq3m8k6cjd388dlqb5-postgres-15-check-harness
  /nix/store/gp7968xx6qrdnmj82r356ji9pl182ihz-start-postgres-server-test