these 2 derivations will be built:
  /nix/store/09y5h5x34z3zldv08xa9h5gl4lljm8d4-nixos-test-driver-wrappers-regression-PSQL-1387.drv
  /nix/store/ripq7s1mb1p9qqkr5zq1hj9vdfvd2aj3-vm-test-run-wrappers-regression-PSQL-1387.drv