Combine chunks in result to fix output error (#26672)

[Vladilen]

Changelog entry

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Changelog category

• Not for changelog (changelog entry is not required)

Description for reviewers

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[github-actions]

⚪ 2025-10-13 12:52:42 UTC Pre-commit check linux-x86_64-relwithdebinfo for a8a759e has started.
⚪ 2025-10-13 12:52:49 UTC Artifacts will be uploaded here
⚪ 2025-10-13 12:56:19 UTC ya make is running...
🟡 2025-10-13 14:47:32 UTC Some tests failed, follow the links below. Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
35908	33366	0	6	2486	50

⚪ 2025-10-13 14:50:35 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-13 15:12:40 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
115 (only retried tests)	74	0	0	1	40

🟢 2025-10-13 15:12:49 UTC Build successful.
🟢 2025-10-13 15:13:07 UTC ydbd size 2.2 GiB changed* by +83.4 KiB, which is < 100.0 KiB vs stable-25-1-4: OK

ydbd size dash	stable-25-1-4: 5257b9c	merge: a8a759e	diff	diff %
ydbd size	2 323 701 232 Bytes	2 323 786 672 Bytes	+83.4 KiB	+0.004%
ydbd stripped size	487 100 704 Bytes	487 111 072 Bytes	+10.1 KiB	+0.002%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}

[github-actions]

🟢 2025-10-13 12:55:33 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-10-13 13:01:43 UTC Pre-commit check linux-x86_64-release-asan for a8a759e has started.
⚪ 2025-10-13 13:04:37 UTC Artifacts will be uploaded here
⚪ 2025-10-13 13:07:59 UTC ya make is running...
🟡 2025-10-13 15:04:26 UTC Some tests failed, follow the links below. This fail is not in blocking policy yet Going to retry failed tests...

Test history | Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
14808	14639	0	21	109	39

⚪ 2025-10-13 15:05:45 UTC ya make is running... (failed tests rerun, try 2)
🟢 2025-10-13 15:28:54 UTC Tests successful.

Test history | Ya make output | Test bloat | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
204 (only retried tests)	169	0	0	1	34

🟢 2025-10-13 15:29:02 UTC Build successful.
🟡 2025-10-13 15:29:23 UTC ydbd size 3.8 GiB changed* by +167.8 KiB, which is >= 100.0 KiB vs stable-25-1-4: Warning

ydbd size dash	stable-25-1-4: 5257b9c	merge: a8a759e	diff	diff %
ydbd size	4 043 519 016 Bytes	4 043 690 888 Bytes	+167.8 KiB	+0.004%
ydbd stripped size	1 407 675 416 Bytes	1 407 702 616 Bytes	+26.6 KiB	+0.002%

^{*please be aware that the difference is based on comparing your commit and the last completed build from the post-commit, check comparation}