fxnilgnilxfxgyzgfxyz++xnilx++xgyzg++xyznullniltruenullgxyfalsememnilyfalsememgxyzor=yzmemxzmemxmaxxnotnullxmaxggnilxymax'xymaxgggxyzumax'maxggxyzu2.1f24nil00g23++25null16true06false01mem28or22=28not17max'23u09f212nil0g212++212null11true0false0mem212or212=212max11not11max'212u0maxgggxyzumax'maxggxyzu1u011max132g200max'220AProVEAProVE Commit ID: 794c25de1cacf0d048858bcd21c9a779e1221865 marcel 20200619 unpublished dirty Statistics for single proof: 100.00 % (3 real / 0 unknown / 0 assumptions / 3 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe