these 2 derivations will be built:
  /nix/store/sh9viavdjacbr8ddc26187ibll6imip4-nixos-test-driver-wrappers-regression-PSQL-1387.drv
  /nix/store/nl7vimzldr5vdjvy7d9p676k5vrjmn0g-vm-test-run-wrappers-regression-PSQL-1387.drv