these 3 derivations will be built:
  /nix/store/p30rxchr02w0kh2lzr8pc6nrydsq2m42-start-postgres-server-test.drv
  /nix/store/dcbwjyj503yhnarln9idh14kh2b2vzlz-postgres-17-check-harness.drv
  /nix/store/c9yljm1kniyj9p5925qmqhas1akmgfl8-run-check-harness-psql-17-slim.drv