functional.sqlancer.tidb_challenge_48_test. UNIQUE constraint on DECIMAL/floating-point columns causes incorrect result for NULL in AND

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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 6.0.0.881 2025.06.27 7035d P P 618 396 2025.07.01 03:28:29.518 2025.07.01 03:28:30.136 2025.07.01 01:43:44.721 2025.07.01 01:43:45.117
2 6.0.0.877 2025.06.26 8e38f P P 620 392 2025.06.27 03:29:17.981 2025.06.27 03:29:18.601 2025.06.27 01:43:57.899 2025.06.27 01:43:58.291
3 6.0.0.876 2025.06.25 b1bec P P 582 389 2025.06.26 03:34:34.229 2025.06.26 03:34:34.811 2025.06.26 01:49:33.703 2025.06.26 01:49:34.092
4 6.0.0.863 2025.06.24 c3c20 P P 629 392 2025.06.25 08:18:52.157 2025.06.25 08:18:52.786 2025.06.25 01:43:36.477 2025.06.25 01:43:36.869
5 6.0.0.858 2025.06.24 cbbbf P P 593 396 2025.06.24 18:01:15.560 2025.06.24 18:01:16.153 2025.06.24 16:15:30.814 2025.06.24 16:15:31.210
6 6.0.0.858 2025.06.23 d377c P P 639 402 2025.06.24 09:13:19.291 2025.06.24 09:13:19.930 2025.06.24 07:27:40.789 2025.06.24 07:27:41.191
7 6.0.0.854 2025.06.23 10b58 P P 592 393 2025.06.23 15:54:07.973 2025.06.23 15:54:08.565 2025.06.23 14:07:33.112 2025.06.23 14:07:33.505
8 6.0.0.849 2025.06.20 7b79c P P 588 400 2025.06.21 03:32:27.144 2025.06.21 03:32:27.732 2025.06.21 01:44:11.286 2025.06.21 01:44:11.686
9 6.0.0.848 2025.06.19 c483c P P 593 390 2025.06.20 03:32:10.245 2025.06.20 03:32:10.838 2025.06.20 01:43:56.523 2025.06.20 01:43:56.913
10 6.0.0.845 2025.06.18 20191 P P 603 395 2025.06.19 03:31:35.349 2025.06.19 03:31:35.952 2025.06.19 01:43:38.555 2025.06.19 01:43:38.950
11 6.0.0.843 2025.06.16 995f4 P P 597 423 2025.06.18 03:31:22.063 2025.06.18 03:31:22.660 2025.06.18 01:43:12.265 2025.06.18 01:43:12.688
12 6.0.0.840 2025.06.14 29bca P P 655 404 2025.06.15 03:42:27.283 2025.06.15 03:42:27.938 2025.06.15 01:49:01.650 2025.06.15 01:49:02.054
13 6.0.0.838 2025.06.13 0e28a P P 651 426 2025.06.14 03:40:38.631 2025.06.14 03:40:39.282 2025.06.14 01:47:26.366 2025.06.14 01:47:26.792
14 6.0.0.834 2025.06.11 e889f P P 600 404 2025.06.12 03:36:22.883 2025.06.12 03:36:23.483 2025.06.12 01:46:32.881 2025.06.12 01:46:33.285
15 6.0.0.800 2025.06.10 1f226 P P 595 375 2025.06.11 02:20:58.497 2025.06.11 02:20:59.092 2025.06.11 01:09:23.122 2025.06.11 01:09:23.497
16 6.0.0.799 2025.06.07 be644 P P 583 377 2025.06.10 02:20:48.925 2025.06.10 02:20:49.508 2025.06.10 01:08:50.281 2025.06.10 01:08:50.658
17 6.0.0.797 2025.06.06 303e8 P P 574 363 2025.06.07 02:19:14.212 2025.06.07 02:19:14.786 2025.06.07 01:08:31.588 2025.06.07 01:08:31.951
18 6.0.0.795 2025.05.29 7a71a P P 549 375 2025.06.06 02:18:42.743 2025.06.06 02:18:43.292 2025.06.06 01:08:08.650 2025.06.06 01:08:09.025

Elapsed time, ms. Chart for last 18 runs:

Last commits information (all timestamps in UTC):