fact: Definition main_spec := DECLARE _main WITH gv : globals PRE [] main_pre prog tt gv POST [ tint ] main_post prog gv.
imports: CertiGraph.mark.env_mark_bin CertiGraph.graph.graph_model CertiGraph.graph.weak_mark_lemmas CertiGraph.msl_application.Graph CertiGraph.msl_application.Graph_Mark CertiGraph.msl_application.GraphBin CertiGraph.msl_application.GraphBin_Mark CertiGraph.floyd_ext.share CertiGraph.mark.spatial_graph_bin_mark