these 2 derivations will be built:
  /nix/store/iiph8x95af0bjv8fns9vwl0szlsxi8cp-nixos-test-driver-pg_hashids.drv
  /nix/store/1g8byks0113nfzqix40x01gyi30gz3f5-vm-test-run-pg_hashids.drv