{"key":"s4-f-5","idea":"B_RC4 versus B_RC: add one-tick retreat cancellation on spread 4 only.","candidate_sha256":"27cef4140f19ecf15aeaa82c8a4bc70f9f066083a5bed10bcb963d8ecbb9b8aa","comparator_sha256":"02696ea6fd0922f64167a1153748f6a38bf2fd5d87c7a4ac6cb974bb9482f57c","seeds":{"start":902000,"end":902499},"n":500,"complete":true,"missing_seeds":[],"failures":[],"check_values":[{"seed":310000,"expected":17.512655,"actual":17.5126554022,"match_6dp":true},{"seed":310001,"expected":24.258579,"actual":24.2585786274,"match_6dp":true},{"seed":310002,"expected":2.390311,"actual":2.3903113616,"match_6dp":true},{"seed":310003,"expected":249.541133,"actual":249.5411334743,"match_6dp":true}],"python_version":"3.12.3","seconds_per_simulation":{"overall":{"candidate":0.8525722752572037,"comparator":0.8581281341230497},"by_spread":{"1":{"candidate":0.7336963948126384,"comparator":0.7373101031866042},"2":{"candidate":0.8463431671522558,"comparator":0.849441969351843},"3":{"candidate":0.8960173154151355,"comparator":0.8927904341684094},"4":{"candidate":0.9368293583784253,"comparator":0.955457715081051}}},"overall":{"n":500,"sum_d":57.678901610999766,"sum_d2":5063.745949767294,"mean_diff":0.11535780322199952,"se":0.14236891081649433,"comparator_mean":111.8647507507906,"retail_diff":-0.0026287114231995402,"arb_diff":0.11798651465459999},"by_spread":{"1":{"n":127,"sum_d":0.0,"sum_d2":0.0,"mean_diff":0.0,"se":0.0,"comparator_mean":63.01986392910866,"retail_diff":0.0,"arb_diff":0.0},"2":{"n":125,"sum_d":0.0,"sum_d2":0.0,"mean_diff":0.0,"se":0.0,"comparator_mean":99.8977079504824,"retail_diff":0.0,"arb_diff":0.0},"3":{"n":123,"sum_d":0.0,"sum_d2":0.0,"mean_diff":0.0,"se":0.0,"comparator_mean":120.04987498423252,"retail_diff":0.0,"arb_diff":0.0},"4":{"n":125,"sum_d":57.678901610999766,"sum_d2":5063.745949767294,"mean_diff":0.4614312128879981,"se":0.5700668384264044,"comparator_mean":165.4040363162208,"retail_diff":-0.010514845692798161,"arb_diff":0.47194605861839994}},"per_seed":[[902000,2,0.0],[902001,3,0.0],[902002,3,0.0],[902003,2,0.0],[902004,2,0.0],[902005,4,-0.341295],[902006,2,0.0],[902007,3,0.0],[902008,4,0.307388],[902009,4,10.977972],[902010,4,3.731337],[902011,3,0.0],[902012,1,0.0],[902013,2,0.0],[902014,2,0.0],[902015,2,0.0],[902016,2,0.0],[902017,3,0.0],[902018,2,0.0],[902019,1,0.0],[902020,4,0.147044],[902021,3,0.0],[902022,1,0.0],[902023,2,0.0],[902024,2,0.0],[902025,4,-0.070342],[902026,3,0.0],[902027,4,0.4657],[902028,1,0.0],[902029,2,0.0],[902030,3,0.0],[902031,3,0.0],[902032,4,0.235197],[902033,1,0.0],[902034,3,0.0],[902035,1,0.0],[902036,4,-0.448278],[902037,1,0.0],[902038,3,0.0],[902039,4,0.076912],[902040,4,0.759983],[902041,3,0.0],[902042,4,0.408249],[902043,4,1.185095],[902044,3,0.0],[902045,2,0.0],[902046,4,-1.056862],[902047,4,0.831787],[902048,4,-0.748139],[902049,4,0.414481],[902050,1,0.0],[902051,2,0.0],[902052,4,0.244522],[902053,1,0.0],[902054,2,0.0],[902055,2,0.0],[902056,3,0.0],[902057,2,0.0],[902058,4,-0.142974],[902059,2,0.0],[902060,2,0.0],[902061,3,0.0],[902062,4,8.031124],[902063,4,0.12006],[902064,2,0.0],[902065,1,0.0],[902066,2,0.0],[902067,1,0.0],[902068,4,0.175368],[902069,3,0.0],[902070,2,0.0],[902071,4,-0.291673],[902072,1,0.0],[902073,2,0.0],[902074,1,0.0],[902075,1,0.0],[902076,4,0.218162],[902077,2,0.0],[902078,1,0.0],[902079,2,0.0],[902080,1,0.0],[902081,2,0.0],[902082,3,0.0],[902083,3,0.0],[902084,4,0.818344],[902085,2,0.0],[902086,3,0.0],[902087,1,0.0],[902088,2,0.0],[902089,3,0.0],[902090,3,0.0],[902091,2,0.0],[902092,2,0.0],[902093,2,0.0],[902094,2,0.0],[902095,3,0.0],[902096,4,0.295633],[902097,2,0.0],[902098,4,-0.092523],[902099,1,0.0],[902100,3,0.0],[902101,4,0.047488],[902102,3,0.0],[902103,3,0.0],[902104,4,1.187608],[902105,2,0.0],[902106,2,0.0],[902107,2,0.0],[902108,1,0.0],[902109,1,0.0],[902110,1,0.0],[902111,3,0.0],[902112,3,0.0],[902113,3,0.0],[902114,1,0.0],[902115,2,0.0],[902116,1,0.0],[902117,4,0.05145],[902118,4,-0.128569],[902119,4,-2.518135],[902120,1,0.0],[902121,3,0.0],[902122,4,-1.015633],[902123,2,0.0],[902124,4,0.575706],[902125,2,0.0],[902126,3,0.0],[902127,1,0.0],[902128,3,0.0],[902129,3,0.0],[902130,2,0.0],[902131,4,-0.88963],[902132,3,0.0],[902133,3,0.0],[902134,3,0.0],[902135,1,0.0],[902136,3,0.0],[902137,3,0.0],[902138,2,0.0],[902139,1,0.0],[902140,1,0.0],[902141,1,0.0],[902142,2,0.0],[902143,4,0.042696],[902144,4,1.507],[902145,4,0.95916],[902146,1,0.0],[902147,3,0.0],[902148,2,0.0],[902149,1,0.0],[902150,4,0.130607],[902151,1,0.0],[902152,4,-3.924456],[902153,3,0.0],[902154,1,0.0],[902155,1,0.0],[902156,2,0.0],[902157,3,0.0],[902158,1,0.0],[902159,3,0.0],[902160,3,0.0],[902161,4,0.353297],[902162,3,0.0],[902163,2,0.0],[902164,1,0.0],[902165,3,0.0],[902166,2,0.0],[902167,4,0.821518],[902168,4,0.148914],[902169,1,0.0],[902170,1,0.0],[902171,4,0.194177],[902172,2,0.0],[902173,3,0.0],[902174,3,0.0],[902175,2,0.0],[902176,1,0.0],[902177,2,0.0],[902178,4,1.099483],[902179,1,0.0],[902180,3,0.0],[902181,4,0.105376],[902182,3,0.0],[902183,3,0.0],[902184,3,0.0],[902185,2,0.0],[902186,1,0.0],[902187,1,0.0],[902188,2,0.0],[902189,3,0.0],[902190,2,0.0],[902191,1,0.0],[902192,1,0.0],[902193,3,0.0],[902194,3,0.0],[902195,1,0.0],[902196,3,0.0],[902197,2,0.0],[902198,3,0.0],[902199,4,-1.801971],[902200,2,0.0],[902201,3,0.0],[902202,4,-0.264443],[902203,1,0.0],[902204,4,-0.108634],[902205,2,0.0],[902206,4,0.124738],[902207,3,0.0],[902208,3,0.0],[902209,4,-0.291931],[902210,2,0.0],[902211,3,0.0],[902212,4,2.166348],[902213,3,0.0],[902214,1,0.0],[902215,1,0.0],[902216,2,0.0],[902217,4,0.035675],[902218,3,0.0],[902219,1,0.0],[902220,2,0.0],[902221,4,1.388808],[902222,3,0.0],[902223,4,-0.195419],[902224,1,0.0],[902225,1,0.0],[902226,1,0.0],[902227,3,0.0],[902228,4,1.522057],[902229,3,0.0],[902230,4,-0.115286],[902231,2,0.0],[902232,1,0.0],[902233,2,0.0],[902234,4,0.488139],[902235,2,0.0],[902236,1,0.0],[902237,1,0.0],[902238,4,0.214213],[902239,4,0.597197],[902240,4,0.057771],[902241,4,1.005376],[902242,4,0.174913],[902243,1,0.0],[902244,3,0.0],[902245,4,0.343736],[902246,1,0.0],[902247,2,0.0],[902248,1,0.0],[902249,1,0.0],[902250,2,0.0],[902251,4,0.213478],[902252,2,0.0],[902253,2,0.0],[902254,1,0.0],[902255,4,-0.102153],[902256,1,0.0],[902257,3,0.0],[902258,1,0.0],[902259,1,0.0],[902260,1,0.0],[902261,4,0.028477],[902262,4,-0.560277],[902263,1,0.0],[902264,4,0.395712],[902265,4,-7.911367],[902266,3,0.0],[902267,2,0.0],[902268,1,0.0],[902269,1,0.0],[902270,3,0.0],[902271,1,0.0],[902272,4,0.85403],[902273,4,1.806378],[902274,2,0.0],[902275,4,0.137194],[902276,1,0.0],[902277,4,0.421041],[902278,4,0.645702],[902279,2,0.0],[902280,1,0.0],[902281,3,0.0],[902282,2,0.0],[902283,1,0.0],[902284,2,0.0],[902285,3,0.0],[902286,2,0.0],[902287,1,0.0],[902288,3,0.0],[902289,3,0.0],[902290,4,40.460451],[902291,1,0.0],[902292,4,0.359246],[902293,4,-1.699135],[902294,4,-0.030576],[902295,1,0.0],[902296,4,0.056658],[902297,4,0.229199],[902298,1,0.0],[902299,4,0.14683],[902300,4,0.773771],[902301,3,0.0],[902302,3,0.0],[902303,1,0.0],[902304,1,0.0],[902305,2,0.0],[902306,4,1.97563],[902307,2,0.0],[902308,1,0.0],[902309,3,0.0],[902310,1,0.0],[902311,2,0.0],[902312,3,0.0],[902313,2,0.0],[902314,1,0.0],[902315,2,0.0],[902316,4,3.892053],[902317,3,0.0],[902318,4,0.18783],[902319,3,0.0],[902320,3,0.0],[902321,4,0.757306],[902322,3,0.0],[902323,1,0.0],[902324,4,1.531162],[902325,2,0.0],[902326,3,0.0],[902327,3,0.0],[902328,2,0.0],[902329,2,0.0],[902330,1,0.0],[902331,1,0.0],[902332,2,0.0],[902333,4,0.150354],[902334,2,0.0],[902335,3,0.0],[902336,1,0.0],[902337,3,0.0],[902338,3,0.0],[902339,2,0.0],[902340,2,0.0],[902341,2,0.0],[902342,2,0.0],[902343,1,0.0],[902344,2,0.0],[902345,3,0.0],[902346,4,-0.545929],[902347,4,-1.02758],[902348,3,0.0],[902349,3,0.0],[902350,3,0.0],[902351,1,0.0],[902352,2,0.0],[902353,3,0.0],[902354,2,0.0],[902355,2,0.0],[902356,1,0.0],[902357,1,0.0],[902358,2,0.0],[902359,2,0.0],[902360,1,0.0],[902361,3,0.0],[902362,2,0.0],[902363,2,0.0],[902364,1,0.0],[902365,2,0.0],[902366,2,0.0],[902367,1,0.0],[902368,1,0.0],[902369,3,0.0],[902370,1,0.0],[902371,1,0.0],[902372,2,0.0],[902373,3,0.0],[902374,1,0.0],[902375,4,0.826039],[902376,4,0.786923],[902377,3,0.0],[902378,2,0.0],[902379,2,0.0],[902380,3,0.0],[902381,1,0.0],[902382,1,0.0],[902383,3,0.0],[902384,4,3.826995],[902385,3,0.0],[902386,4,0.422723],[902387,2,0.0],[902388,3,0.0],[902389,1,0.0],[902390,2,0.0],[902391,3,0.0],[902392,4,0.599745],[902393,4,0.980998],[902394,1,0.0],[902395,4,2.869759],[902396,1,0.0],[902397,1,0.0],[902398,4,2.569599],[902399,1,0.0],[902400,3,0.0],[902401,2,0.0],[902402,1,0.0],[902403,2,0.0],[902404,4,0.479441],[902405,2,0.0],[902406,1,0.0],[902407,3,0.0],[902408,3,0.0],[902409,2,0.0],[902410,2,0.0],[902411,3,0.0],[902412,4,0.885696],[902413,2,0.0],[902414,1,0.0],[902415,3,0.0],[902416,4,2.431873],[902417,4,0.040906],[902418,4,1.400814],[902419,4,7.592828],[902420,2,0.0],[902421,4,4.574682],[902422,4,0.958382],[902423,3,0.0],[902424,1,0.0],[902425,4,4.586083],[902426,2,0.0],[902427,2,0.0],[902428,1,0.0],[902429,3,0.0],[902430,4,0.048624],[902431,2,0.0],[902432,3,0.0],[902433,2,0.0],[902434,1,0.0],[902435,1,0.0],[902436,3,0.0],[902437,1,0.0],[902438,3,0.0],[902439,2,0.0],[902440,3,0.0],[902441,3,0.0],[902442,4,0.187604],[902443,1,0.0],[902444,4,-0.023467],[902445,2,0.0],[902446,1,0.0],[902447,4,0.255515],[902448,2,0.0],[902449,1,0.0],[902450,4,-7.432227],[902451,1,0.0],[902452,3,0.0],[902453,4,1.406902],[902454,2,0.0],[902455,1,0.0],[902456,4,-0.226307],[902457,2,0.0],[902458,4,0.224486],[902459,4,0.541225],[902460,3,0.0],[902461,2,0.0],[902462,1,0.0],[902463,3,0.0],[902464,1,0.0],[902465,3,0.0],[902466,2,0.0],[902467,3,0.0],[902468,4,0.583639],[902469,3,0.0],[902470,3,0.0],[902471,1,0.0],[902472,4,2.10989],[902473,3,0.0],[902474,2,0.0],[902475,4,0.160334],[902476,2,0.0],[902477,3,0.0],[902478,1,0.0],[902479,2,0.0],[902480,2,0.0],[902481,1,0.0],[902482,4,2.099729],[902483,1,0.0],[902484,1,0.0],[902485,3,0.0],[902486,1,0.0],[902487,1,0.0],[902488,2,0.0],[902489,2,0.0],[902490,1,0.0],[902491,4,0.141836],[902492,3,0.0],[902493,1,0.0],[902494,3,0.0],[902495,2,0.0],[902496,1,0.0],[902497,4,-53.578988],[902498,4,0.38925],[902499,4,1.47027]],"worst_seeds":[{"seed":902497,"s":4,"d":-53.5789880893,"candidate_edge":196.3632728856,"comparator_edge":249.9422609749},{"seed":902265,"s":4,"d":-7.911366872000002,"candidate_edge":239.5011053014,"comparator_edge":247.4124721734},{"seed":902450,"s":4,"d":-7.432227068400039,"candidate_edge":605.0653526617,"comparator_edge":612.4975797301},{"seed":902152,"s":4,"d":-3.9244561152999893,"candidate_edge":136.6237642023,"comparator_edge":140.5482203176},{"seed":902119,"s":4,"d":-2.518134831300003,"candidate_edge":104.9230316571,"comparator_edge":107.4411664884},{"seed":902199,"s":4,"d":-1.8019713037000002,"candidate_edge":54.4210992641,"comparator_edge":56.2230705678},{"seed":902293,"s":4,"d":-1.6991348013999925,"candidate_edge":144.661422664,"comparator_edge":146.3605574654},{"seed":902046,"s":4,"d":-1.0568622609000045,"candidate_edge":177.5516789063,"comparator_edge":178.6085411672},{"seed":902347,"s":4,"d":-1.0275796470999978,"candidate_edge":74.2985937626,"comparator_edge":75.3261734097},{"seed":902122,"s":4,"d":-1.015632786700003,"candidate_edge":52.5768814135,"comparator_edge":53.5925142002}],"off_target_zero":true,"notes":"Unmodified simulator b244530ee2a6247b5f930830eeca9dd950da0e7e; default config and variance, 2000 steps. Single process, 50-pair chunks; no tuning. All supplied hashes and reference values verified before measurement. Statistics use unrounded engine edges; SE uses sample SD. Timing is mean wall time of engine.run only. Per-seed differences rounded to six decimals. No failures or lost seeds."}