[incr-backup] test correct objects cleanup on rotate

[LebedevOleg1]

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]

🟢 2025-11-11 04:04:13 UTC The validation of the Pull Request description is successful.

[github-actions]

⚪ 2025-11-07 14:13:31 UTC Pre-commit check linux-x86_64-relwithdebinfo for 2a5d24c has started.
⚪ 2025-11-07 14:13:48 UTC Artifacts will be uploaded here
⚪ 2025-11-07 14:16:12 UTC ya make is running...
🟢 2025-11-07 14:19:03 UTC Tests successful.

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
21	21	0	0	0	0

🟢 2025-11-07 14:19:12 UTC Build successful.
🟢 2025-11-07 14:19:27 UTC ydbd size 2.3 GiB changed* by +58.2 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: b694880	merge: 2a5d24c	diff	diff %
ydbd size	2 431 728 272 Bytes	2 431 787 888 Bytes	+58.2 KiB	+0.002%
ydbd stripped size	516 517 424 Bytes	516 526 256 Bytes	+8.6 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}

[github-actions]

⚪ 2025-11-07 14:14:04 UTC Pre-commit check linux-x86_64-release-asan for 2a5d24c has started.
⚪ 2025-11-07 14:14:20 UTC Artifacts will be uploaded here
⚪ 2025-11-07 14:16:33 UTC ya make is running...
🟢 2025-11-07 14:17:49 UTC Tests successful.

Ya make output | Test bloat

TESTS	PASSED	ERRORS	FAILED	SKIPPED	MUTED?
3	3	0	0	0	0

🟢 2025-11-07 14:17:58 UTC Build successful.
🟢 2025-11-07 14:18:15 UTC ydbd size 3.8 GiB changed* by +86.5 KiB, which is < 100.0 KiB vs main: OK

ydbd size dash	main: b694880	merge: 2a5d24c	diff	diff %
ydbd size	4 072 867 456 Bytes	4 072 956 048 Bytes	+86.5 KiB	+0.002%
ydbd stripped size	1 511 799 400 Bytes	1 511 824 392 Bytes	+24.4 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}