{"approach":"Frozen side-jump-budget candidate versus incumbent B (combine-cash), paired confirmation on exactly seeds 257000..257999. No development or tuning.","tried":{"timing":{"pilot_seeds":[257000,257019],"pilot_pairs":20,"pilot_simulations":40,"pilot_seconds":27.50059226434678,"pilot_seconds_per_simulation":0.6875148066086695,"projected_remaining_serial_seconds":1347.5290209529921,"total_simulations":2000,"total_simulation_seconds":1336.5118269347586},"execution":"One OS process at a time, serial in-process execution: first seeds 257000..257019, then 257020..257999. Each strategy loaded with load_strategy_factory(path). For each seed and each strategy: run_batch(factory, base_config=ChallengeConfig(), variance=ParameterVariance(), n_simulations=1, seed_start=seed, workers=1). Candidate then B on each seed. No CLI --workers; no sandbox.","checks":["Both exact UTF-8 code hashes verified before any simulation and again after completion.","Simulator checked out at b244530ee2a6247b5f930830eeca9dd950da0e7e; git status clean before and after measurement.","Default ChallengeConfig() and ParameterVariance(); asserted 2000 steps.","Python 3.12.3; no additional dependencies installed.","All 1000 requested seeds present exactly once, both strategies on each. No other seeds executed; finalist seeds untouched.","Raised exceptions and simulator failed flags explicitly recorded; zero failures.","Finite edge values checked; total versus retail+arb checked within 1e-8 absolute tolerance (maximum discrepancy 3.099991374710953e-9, from separate simulator rounding). Paired standard error independently checked from sufficient statistics."],"statistics":"d_i = candidate edge minus incumbent edge. mean_diff = sum_d/n. se = sample standard deviation (ddof=1)/sqrt(n). sum_d2 = sum of squared paired differences; nonzero_diff_seeds counts exact nonzero total-edge differences.","scoreboard":{"incumbent_code_sha256":"baef955ec10728839f7c3357016ec9eb0550e7ec689bbd5171b1cdd5c9e37273","candidate_code_sha256":"3b7236c98d52efed9617e4cf6d8183012c98b8b61b18eb59b5afae937c99c724","paired_mean_diff":0.34897713011289966,"paired_se":0.38739501152661016}},"next":"Combine this block with the other disjoint confirmation blocks using sufficient statistics. This item does not promote a strategy and does not run finalist seeds.","code_sha256":"3b7236c98d52efed9617e4cf6d8183012c98b8b61b18eb59b5afae937c99c724","incumbent_code_sha256":"baef955ec10728839f7c3357016ec9eb0550e7ec689bbd5171b1cdd5c9e37273","tuning":null,"paired":{"seeds":[257000,257001,257002,257003,257004,257005,257006,257007,257008,257009,257010,257011,257012,257013,257014,257015,257016,257017,257018,257019,257020,257021,257022,257023,257024,257025,257026,257027,257028,257029,257030,257031,257032,257033,257034,257035,257036,257037,257038,257039,257040,257041,257042,257043,257044,257045,257046,257047,257048,257049,257050,257051,257052,257053,257054,257055,257056,257057,257058,257059,257060,257061,257062,257063,257064,257065,257066,257067,257068,257069,257070,257071,257072,257073,257074,257075,257076,257077,257078,257079,257080,257081,257082,257083,257084,257085,257086,257087,257088,257089,257090,257091,257092,257093,257094,257095,257096,257097,257098,257099,257100,257101,257102,257103,257104,257105,257106,257107,257108,257109,257110,257111,257112,257113,257114,257115,257116,257117,257118,257119,257120,257121,257122,257123,257124,257125,257126,257127,257128,257129,257130,257131,257132,257133,257134,257135,257136,257137,257138,257139,257140,257141,257142,257143,257144,257145,257146,257147,257148,257149,257150,257151,257152,257153,257154,257155,257156,257157,257158,257159,257160,257161,257162,257163,257164,257165,257166,257167,257168,257169,257170,257171,257172,257173,257174,257175,257176,257177,257178,257179,257180,257181,257182,257183,257184,257185,257186,257187,257188,257189,257190,257191,257192,257193,257194,257195,257196,257197,257198,257199,257200,257201,257202,257203,257204,257205,257206,257207,257208,257209,257210,257211,257212,257213,257214,257215,257216,257217,257218,257219,257220,257221,257222,257223,257224,257225,257226,257227,257228,257229,257230,257231,257232,257233,257234,257235,257236,257237,257238,257239,257240,257241,257242,257243,257244,257245,257246,257247,257248,257249,257250,257251,257252,257253,257254,257255,257256,257257,257258,257259,257260,257261,257262,257263,257264,257265,257266,257267,257268,257269,257270,257271,257272,257273,257274,257275,257276,257277,257278,257279,257280,257281,257282,257283,257284,257285,257286,257287,257288,257289,257290,257291,257292,257293,257294,257295,257296,257297,257298,257299,257300,257301,257302,257303,257304,257305,257306,257307,257308,257309,257310,257311,257312,257313,257314,257315,257316,257317,257318,257319,257320,257321,257322,257323,257324,257325,257326,257327,257328,257329,257330,257331,257332,257333,257334,257335,257336,257337,257338,257339,257340,257341,257342,257343,257344,257345,257346,257347,257348,257349,257350,257351,257352,257353,257354,257355,257356,257357,257358,257359,257360,257361,257362,257363,257364,257365,257366,257367,257368,257369,257370,257371,257372,257373,257374,257375,257376,257377,257378,257379,257380,257381,257382,257383,257384,257385,257386,257387,257388,257389,257390,257391,257392,257393,257394,257395,257396,257397,257398,257399,257400,257401,257402,257403,257404,257405,257406,257407,257408,257409,257410,257411,257412,257413,257414,257415,257416,257417,257418,257419,257420,257421,257422,257423,257424,257425,257426,257427,257428,257429,257430,257431,257432,257433,257434,257435,257436,257437,257438,257439,257440,257441,257442,257443,257444,257445,257446,257447,257448,257449,257450,257451,257452,257453,257454,257455,257456,257457,257458,257459,257460,257461,257462,257463,257464,257465,257466,257467,257468,257469,257470,257471,257472,257473,257474,257475,257476,257477,257478,257479,257480,257481,257482,257483,257484,257485,257486,257487,257488,257489,257490,257491,257492,257493,257494,257495,257496,257497,257498,257499,257500,257501,257502,257503,257504,257505,257506,257507,257508,257509,257510,257511,257512,257513,257514,257515,257516,257517,257518,257519,257520,257521,257522,257523,257524,257525,257526,257527,257528,257529,257530,257531,257532,257533,257534,257535,257536,257537,257538,257539,257540,257541,257542,257543,257544,257545,257546,257547,257548,257549,257550,257551,257552,257553,257554,257555,257556,257557,257558,257559,257560,257561,257562,257563,257564,257565,257566,257567,257568,257569,257570,257571,257572,257573,257574,257575,257576,257577,257578,257579,257580,257581,257582,257583,257584,257585,257586,257587,257588,257589,257590,257591,257592,257593,257594,257595,257596,257597,257598,257599,257600,257601,257602,257603,257604,257605,257606,257607,257608,257609,257610,257611,257612,257613,257614,257615,257616,257617,257618,257619,257620,257621,257622,257623,257624,257625,257626,257627,257628,257629,257630,257631,257632,257633,257634,257635,257636,257637,257638,257639,257640,257641,257642,257643,257644,257645,257646,257647,257648,257649,257650,257651,257652,257653,257654,257655,257656,257657,257658,257659,257660,257661,257662,257663,257664,257665,257666,257667,257668,257669,257670,257671,257672,257673,257674,257675,257676,257677,257678,257679,257680,257681,257682,257683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