YES appintlistnilnilappintlistappappconsxyappappconsappsxappintlistyappappint00appappcons0nilappappint0appsyappappcons0appappintapps0appsyappappintappsx0nilappappintappsxappsyappintlistappappintxyappappmapfnilnilappappmapfappappconsxxsappappconsappfxappappmapfxsappappfilterfnilnilappappfilterfappappconsxxsappappappappfilter2appfxfxxsappappappappfilter2truefxxsappappconsxappappfilterfxsappappappappfilter2falsefxxsappappfilterfxs2.1appintlist0intlistintlist1nil0nilcons0conscons1cons2s0ss1int0intint1int2000map0mapmap1map2filter0filterfilter1filter3filter20filter2filter21filter22filter23filter24true0truefalse0falseappintlisty1intlist1y1appconsy1cons1y1appcons1x0y1cons2x0y1appsy1s1y1appinty1int1y1appint1x0y1int2x0y1appmapy1map1y1appmap1x0y1map2x0y1appfiltery1filter1y1appfilter1x0y1filter3x0y1appfilter2y1filter21y1appfilter21x0y1filter22x0y1appfilter22x0x1y1filter23x0x1y1appfilter23x0x1x2y1filter24x0x1x2y1intlist1nilnilintlist1cons2xycons2s1xintlist1yint200cons20nilint20s1ycons20int2s10s1yint2s1x0nilint2s1xs1yintlist1int2xymap2fnilnilmap2fcons2xxscons2appfxmap2fxsfilter3fnilnilfilter3fcons2xxsfilter24appfxfxxsfilter24truefxxscons2xfilter3fxsfilter24falsefxxsfilter3fxsappintlisty1intlist1y1appconsy1cons1y1appcons1x0y1cons2x0y1appsy1s1y1appinty1int1y1appint1x0y1int2x0y1appmapy1map1y1appmap1x0y1map2x0y1appfiltery1filter1y1appfilter1x0y1filter3x0y1appfilter2y1filter21y1appfilter21x0y1filter22x0y1appfilter22x0x1y1filter23x0x1y1appfilter23x0x1x2y1filter24x0x1x2y110intlist1cons2xyintlist1yint20s1yint2s10s1yint2s1xs1yintlist1int2xyint2s1xs1yint2xymap2fcons2xxsappfxmap2fcons2xxsmap2fxsfilter3fcons2xxsfilter24appfxfxxsfilter3fcons2xxsappfxfilter24truefxxsfilter3fxsfilter24falsefxxsfilter3fxsappintlisty1intlist1y1appint1x0y1int2x0y1appmap1x0y1map2x0y1appfilter1x0y1filter3x0y1appfilter23x0x1x2y1filter24x0x1x2y1trueappmap1x0y1map2x0y1map2fcons2xxsappfxappfilter1x0y1filter3x0y1filter3fcons2xxsappfxappfilter23x0x1x2y1filter24x0x1x2y1filter24truefxxsfilter3fxsfilter24falsefxxsfilter3fxsmap2fcons2xxsmap2fxstruemap2fcons2xxsappfx1false12true2map2fcons2xxsmap2fxs1false12true2filter3fcons2xxsappfx1false12true2appmap1x0y1map2x0y11true12false2appfilter1x0y1filter3x0y11true12false2appfilter23x0x1x2y1filter24x0x1x2y11true11true21true32false4filter24truefxxsfilter3fxs2false14false2filter24falsefxxsfilter3fxs2false14false2appint1x0y1int2x0y1falseint2s1xs1yint2xyint20s1yint2s10s1ytrueint2s1xs1yint2xy1true12true2int20s1yint2s10s1y2false2int2s1xs1yintlist1int2xyfalseappintlisty1intlist1y1falseintlist1cons2xyintlist1ytrueintlist1cons2xyintlist1y1true1filter3fcons2xxsfilter24appfxfxxsfalseAProVEAProVE Commit ID: 48fb2092695e11cc9f56e44b17a92a5f88ffb256 marcel 20180622 unpublished dirty Statistics for single proof: 100.00 % (13 real / 0 unknown / 0 assumptions / 13 total proof steps)http://aprove.informatik.rwth-aachen.deJohnDoe