these 2 derivations will be built:
  /nix/store/sm3l4kyc8fwbfn7l029xdvgyfr00axzp-nixos-test-driver-wrappers-regression-PSQL-1387.drv
  /nix/store/gd6vailiqm8mk3hnqf1nrvnwibnl44l6-vm-test-run-wrappers-regression-PSQL-1387.drv