these 2 derivations will be built:
  /nix/store/6wvrypxca1pjv2rlfsanrvlnyfxsacm0-postgres-15-check-harness.drv
  /nix/store/3qbm7w97bcc3k25hqmbjriikdx5baxcd-run-check-harness-psql-15.drv
this path will be fetched (18.5 KiB download, 74.9 KiB unpacked):
  /nix/store/p6nang1ksg40h9ygw4aajf2cir3v89gy-start-postgres-server-test