draft: memtrie u32 patch

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 71.73%. Comparing base (f2109ee) to head (927031f). Report is 2 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #11725 +/- ## ======================================= Coverage 71.72% 71.73% ======================================= Files 791 791 Lines 161984 161984 Branches 161984 161984 ======================================= + Hits 116191 116201 +10 + Misses 40754 40742 -12 - Partials 5039 5041 +2 ``` | [Flag](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | Coverage Δ | | |---|---|---| | [backward-compatibility](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.23% <0.00%> (ø)` | | | [db-migration](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.23% <0.00%> (ø)` | | | [genesis-check](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.35% <0.00%> (ø)` | | | [integration-tests](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `37.97% <100.00%> (-0.01%)` | :arrow_down: | | [linux](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `71.53% <100.00%> (+0.02%)` | :arrow_up: | | [linux-nightly](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `71.31% <100.00%> (-0.02%)` | :arrow_down: | | [macos](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `54.52% <100.00%> (+1.58%)` | :arrow_up: | | [pytests](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.58% <0.00%> (ø)` | | | [sanity-checks](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `1.38% <0.00%> (ø)` | | | [unittests](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `66.15% <100.00%> (+0.01%)` | :arrow_up: | | [upgradability](https://app.codecov.io/gh/near/nearcore/pull/11725/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near) | `0.28% <0.00%> (ø)` | | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=near#carryforward-flags-in-the-pull-request-comment) to find out more.

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