builder reconstruction should preserve observable trie semantics

timestamp = 2026-04-19T22:10:51.297051661, [unit, property, trie] FrequencyTrie properties:builder reconstruction should preserve observable trie semantics = 
                              |-----------------------jqwik-----------------------
tries = 60                    | # of calls to property
checks = 60                   | # of not rejected calls
generation = RANDOMIZED       | parameters are randomly generated
after-failure = SAMPLE_FIRST  | try previously failed sample, then previous seed
when-fixed-seed = ALLOW       | fixing the random seed is allowed
edge-cases#mode = MIXIN       | edge cases are mixed in
edge-cases#total = 60         | # of all combined edge cases
edge-cases#tried = 9          | # of edge cases tried in current run
seed = -4712920245977595191   | random seed to reproduce generated values