fact: Definition Gprog : funspecs := ltac:(with_library prog [mark_spec ; spanning_spec ; dispose_spec ; main_spec]).
imports: CertiGraph.dispose.env_dispose_bin CertiGraph.graph.graph_model CertiGraph.graph.path_lemmas CertiGraph.graph.subgraph2 CertiGraph.graph.spanning_tree CertiGraph.graph.reachable_computable CertiGraph.msl_application.Graph CertiGraph.msl_application.GraphBin CertiGraph.msl_application.GraphBin_Mark CertiGraph.data_structure.spatial_graph_dispose_bin CertiGraph.data_structure.spatial_graph_unaligned_bin_VST CertiGraph.floyd_ext.share VST.msl.wand_frame VST.floyd.reassoc_seq VST.floyd.field_at_wand