functional.sqlancer.arch_2312_17510_example_01_test. PARTIAL INDICES. NATURAL RIGHT JOIN results in an unexpected "Unknown column" error

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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 5.0.3.1676 2025.07.01 88ba7 P P 676 420 2025.07.03 05:31:34.450 2025.07.03 05:31:35.126 2025.07.03 04:08:20.804 2025.07.03 04:08:21.224
2 5.0.3.1675 2025.06.27 1bb2c P P 664 375 2025.07.01 06:07:05.805 2025.07.01 06:07:06.469 2025.07.01 04:43:11.970 2025.07.01 04:43:12.345
3 5.0.3.1674 2025.06.26 d366d P P 731 381 2025.06.27 05:24:45.963 2025.06.27 05:24:46.694 2025.06.27 04:02:25.660 2025.06.27 04:02:26.041
4 5.0.3.1673 2025.06.25 f0e1f P P 651 385 2025.06.26 05:29:33.221 2025.06.26 05:29:33.872 2025.06.26 04:06:42.928 2025.06.26 04:06:43.313
5 5.0.3.1668 2025.06.21 b8e22 P P 704 315 2025.06.25 05:28:47.698 2025.06.25 05:28:48.402 2025.06.25 04:05:35.029 2025.06.25 04:05:35.344
6 5.0.3.1667 2025.06.15 4374a P P 621 405 2025.06.21 05:10:23.786 2025.06.21 05:10:24.407 2025.06.21 03:46:42.550 2025.06.21 03:46:42.955
7 5.0.3.1666 2025.06.14 97178 P P 682 418 2025.06.15 05:36:59.507 2025.06.15 05:37:00.189 2025.06.15 04:13:25.441 2025.06.15 04:13:25.859
8 5.0.3.1665 2025.06.11 d8b62 P P 726 440 2025.06.14 05:59:36.991 2025.06.14 05:59:37.717 2025.06.14 04:30:30.507 2025.06.14 04:30:30.947
9 5.0.3.1661 2025.06.10 cfcf0 P P 802 432 2025.06.11 04:28:38.525 2025.06.11 04:28:39.327 2025.06.11 02:53:21.124 2025.06.11 02:53:21.556
10 5.0.3.1660 2025.06.07 db691 P P 862 474 2025.06.10 04:27:54.333 2025.06.10 04:27:55.195 2025.06.10 02:51:27.048 2025.06.10 02:51:27.522
11 5.0.3.1659 2025.05.28 f4c0f P P 826 428 2025.06.06 04:25:19.452 2025.06.06 04:25:20.278 2025.06.06 02:49:11.155 2025.06.06 02:49:11.583

Elapsed time, ms. Chart for last 11 runs:

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