functional.sqlancer.tidb_challenge_19_test. Incorrect result for LEFT JOIN and CASE operator

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Full history of outcomes and elapsed time, ms:
NN SNAP_INFO CS_outcome SS_outcome CS_run_time SS_run_time CS_run_beg CS_run_end SS_run_beg SS_run_end
1 5.0.3.1675 2025.06.27 1bb2c P P 632 361 2025.07.01 06:07:18.390 2025.07.01 06:07:19.022 2025.07.01 04:43:19.146 2025.07.01 04:43:19.507
2 5.0.3.1674 2025.06.26 d366d P P 597 381 2025.06.27 05:24:58.349 2025.06.27 05:24:58.946 2025.06.27 04:02:32.564 2025.06.27 04:02:32.945
3 5.0.3.1673 2025.06.25 f0e1f P P 626 375 2025.06.26 05:29:45.549 2025.06.26 05:29:46.175 2025.06.26 04:06:50.027 2025.06.26 04:06:50.402
4 5.0.3.1668 2025.06.21 b8e22 P P 733 371 2025.06.25 05:29:00.078 2025.06.25 05:29:00.811 2025.06.25 04:05:42.176 2025.06.25 04:05:42.547
5 5.0.3.1667 2025.06.15 4374a P P 624 390 2025.06.21 05:10:36.211 2025.06.21 05:10:36.835 2025.06.21 03:46:50.068 2025.06.21 03:46:50.458
6 5.0.3.1666 2025.06.14 97178 P P 674 411 2025.06.15 05:37:13.008 2025.06.15 05:37:13.682 2025.06.15 04:13:32.957 2025.06.15 04:13:33.368
7 5.0.3.1665 2025.06.11 d8b62 P P 741 396 2025.06.14 05:59:51.490 2025.06.14 05:59:52.231 2025.06.14 04:30:38.290 2025.06.14 04:30:38.686
8 5.0.3.1661 2025.06.10 cfcf0 P P 622 434 2025.06.11 04:28:53.183 2025.06.11 04:28:53.805 2025.06.11 02:53:29.620 2025.06.11 02:53:30.054
9 5.0.3.1660 2025.06.07 db691 P P 740 430 2025.06.10 04:28:09.289 2025.06.10 04:28:10.029 2025.06.10 02:51:35.406 2025.06.10 02:51:35.836
10 5.0.3.1659 2025.05.28 f4c0f P P 811 464 2025.06.06 04:25:33.942 2025.06.06 04:25:34.753 2025.06.06 02:49:19.450 2025.06.06 02:49:19.914

Elapsed time, ms. Chart for last 10 runs:

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