this derivation will be built:
  /nix/store/pzqdd5md2fyhgz6qvd435zs5axj1z6b7-run-check-harness-psql-15.drv
these 2 paths will be fetched (23.2 KiB download, 91.9 KiB unpacked):
  /nix/store/ipy26sh0g88zngc7ipbga6ds3sy4gqsh-postgres-15-check-harness
  /nix/store/8s5qjydwva4ifarx904y1rikhh8c06rz-start-postgres-server-test