Function compile_program_to_spatial_agreeing_stored 

pub fn compile_program_to_spatial_agreeing_stored(
    source: &str,
    target: &SpatialTarget,
    dense: &BTreeSet<String>,
    q8: &BTreeSet<String>,
) -> Result<ProgramLowering, SpatialReject>

compile_program_to_spatial_agreeing for a deployment whose weights q8 are stored Q8_0.