anchor.diff:  
           use, intrinsic :: iso_fortran_env
   
  -        logical, intent(in), optional :: store_in
  +        logical, intent(in), optional :: store_info
           logical :: t_store
   
           ! System data
  
positive.code: 
  contains
  
      subroutine read_in_fcidump(store_in)
  
          ! Read in a FCIDUMP file, which contains the kinetic and coulomb
          ! integrals, one-particle eigenvalues and other system information.
          ! File format (partially) defined in Comp. Phys. Commun. 54 (1989) 75.
          ! See also notes below.
  
          use basis, only: nbasis, basis_fns, init_basis_fn, end_basis_fns, write_basis_fn
          use molecular_integrals, only: init_molecular_integrals, store_one_body_int_mol, &
  
negative.code:         syml = 0
          symlz = 0
  
          if (present(store_info)) then
              t_store = store_info
          else
              t_store = .true.
          end if
  
          ! FCIDUMP file format is as follows:
  