I get a StackOverflow in the random test.

initialize(162885419, 466186498, 933872258, 811629502, 667992515, 432551576, 949205876, 704853680, 3422664, 141706686, 604045423, 244765318, 842862197, 947000759, 36365049, 315647101, 375917747, 26944337, 902471987, 606495393, 530330727, 723920507, 970890042, 752176407, 811407105, 781601923, 117874764, 494150506, 978209469, 702343375, 317081043, 415914823, 814885566, 445607882, 500588452, 955985133, 759973185, 123922063, 268153680, 531735000, 291317065, 961067781, 894284457, 942120463, 539817027, 554818622, 475090536, 865931848, 283891628, 365487471, 627595769, 454987982, 815429371, 663018417, 435650369, 845510893, 879695638, 761182434, 11241288, 816335587, 131292454, 254352906, 82389169, 741217628, 320072976, 605641144, 888816617, 712750506, 779278564, 23206248, 187100188, 76716475, 668364297, 399325018, 497684368, 456777931, 81939279, 923641990, 379212682, 134263919, 572910917, 195978614, 63490082, 148818629, 527030061, 165066701, 888761999, 603116397, 628244953, 963686664, 99967413, 734659925, 859072940, 61212173, 512097847, 207019786, 251668531, 571320403, 436334794, 922653825);
modify(18, 131398922);
UndefinedBehaviorSanitizer:DEADLYSIGNAL
==1==ERROR: UndefinedBehaviorSanitizer: stack-overflow on address 0x7ffda174efe8 (pc 0x7f0d7b15530e bp 0xffffffffffffff68 sp 0x7ffda174efe0 T1)
==1==WARNING: invalid path to external symbolizer!
==1==WARNING: Failed to use and restart external symbolizer!