complete the proof of vacid_0_sparse_array.mlw
complete the proof of vacid_0_sparse_array.mlw


douglas-larocca/why3,jpdeplaix/why3,douglas-larocca/why3,jpdeplaix/why3,ssaavedra/why3,jpdeplaix/why3,ssaavedra/why3,douglas-larocca/why3,ssaavedra/why3