these 2 derivations will be built:
  /nix/store/ldvarsvychy1dajdiwzklbc0cn1avag5-nixos-test-driver-wrappers-regression-PSQL-1387.drv
  /nix/store/x39qagl5224vazkhi45zd9y30dc4vzlb-vm-test-run-wrappers-regression-PSQL-1387.drv