[BUG] Cpp test failures in arm for cuts #972
Description
Describe the bug
[ RUN ] cuts.clique_neos8_phase2_no_cut_off_optimal_solution_validation
optimization_problem_t constructor: Using GPU backend
optimization_problem_t constructor: Using GPU backend
optimization_problem_t constructor: Using GPU backend
optimization_problem_t constructor: Using GPU backend
cuOpt version: 26.4.0, git hash: b7ea46d1, host arch: aarch64, device archs: 75-real,80-real,86-real,90a-real,100f-real,120a-real,120
CPU: Unknown, threads (physical/logical): 1/12, RAM: 43.74 GiB
CUDA 13.1, device: NVIDIA L4 (ID 0), VRAM: 22.03 GiB
CUDA device UUID: 23c178ad-8149-b011-2af3-d975d9ff8f13
Solving a problem with 46324 constraints, 23228 variables (23228 integers), and 313180 nonzeros
Problem scaling:
Objective coefficents range: [1e+00, 3e+03]
Constraint matrix coefficients range: [1e+00, 6e+00]
Constraint rhs / bounds range: [0e+00, 2e+00]
Variable bounds range: [0e+00, 9e+02]
Presolve is disabled, skipping
Objective offset 0.000000 scaling_factor 1.000000
Model fingerprint: 0xe9a43c38
Objective function is integral, scale 1
Reduced cost strengthening enabled: 2
313180 variable upper bounds in 0.01 seconds
2376 variable lower bounds in 0.02 seconds
Solving LP root relaxation in concurrent mode
Skipping column scaling
Dual Simplex Phase 1
Dual feasible solution found.
Dual Simplex Phase 2
Iter Objective Num Inf. Sum Inf. Perturb Time
0 -4.4150000000000000e+04 22744 4.02680000e+04 0.00e+00 0.47
1 -4.4150000000000000e+04 22749 3.58704000e+04 0.00e+00 0.47
1000 -3.7500000000000029e+04 157 2.69550333e+03 0.00e+00 1.28
New solution from primal heuristics. Objective -2.628000e+03. Gap 1326.9%. Time 2.07
New solution from primal heuristics. Objective -2.636000e+03. Gap 1322.6%. Time 2.08
2000 -3.7500000000000029e+04 194 1.56193382e+04 0.00e+00 2.30
New solution from primal heuristics. Objective -2.842000e+03. Gap 1219.5%. Time 3.70
3000 -3.7500000000000029e+04 207 2.82277243e+05 0.00e+00 3.76
New solution from primal heuristics. Objective -2.852000e+03. Gap 1214.9%. Time 4.86
4000 -3.7500000000000029e+04 240 7.15193513e+04 0.00e+00 5.52
New solution from primal heuristics. Objective -3.019000e+03. Gap 1142.1%. Time 6.16
5000 -3.7500000000000029e+04 150 4.77640145e+05 0.00e+00 7.35
New solution from primal heuristics. Objective -3.106000e+03. Gap 1107.3%. Time 7.44
New solution from primal heuristics. Objective -3.224000e+03. Gap 1063.2%. Time 8.69
6000 -3.7500000000000029e+04 287 2.59564089e+05 0.00e+00 9.49
Root relaxation solution found in 1219 iterations and 9.36s by Barrier/PDLP and Crossover
Root relaxation objective -3.77350793e+03
Strong branching using 11 threads and 165 fractional variables
Strong branching completed in 4.03s
Reduced costs: Found 2 improved bounds and 0 fixed variables
Exploring the B&B tree using 11 threads
| Explored | Unexplored | Objective | Bound | IntInf | Depth | Iter/Node | Gap | Time |
H -3.493000e+03 -3.772000e+03 8.0% 18.96
H -3.501000e+03 -3.772000e+03 7.7% 22.76
D 29 9 -3.706000e+03 -3.772000e+03 0 12 4.9e+01 1.8% 23.05
D 62 11 -3.717000e+03 -3.772000e+03 0 18 2.4e+01 1.5% 23.65
B 79 11 -3.719000e+03 -3.772000e+03 0 17 4.7e+01 1.4% 24.55
83 7 -3.719000e+03 -3.772000e+03 1 17 4.4e+01 1.4% 43.82
83 7 -3.719000e+03 -3.772000e+03 1 17 4.4e+01 1.4% 73.82
83 7 -3.719000e+03 -3.772000e+03 1 17 4.4e+01 1.4% 103.82
83 7 -3.719000e+03 -3.772000e+03 1 17 4.4e+01 1.4% 120.00
Time limit reached. Stopping the solver...
Explored 83 nodes in 120.01s.
Absolute Gap 5.450793e+01 Objective -3.7190000000000000e+03 Lower Bound -3.7735079271873165e+03
Root LP dual objective (last): -3.7500000000000029e+04
/tmp/conda-bld-output/bld/rattler-build_libmps-parser/work/cpp/tests/mip/cuts_test.cu:1259: Failure
Expected equality of these values:
no_cut_mip.status
Which is: 1-byte object <08>
mip_termination_status_t::Optimal
Which is: 1-byte object <01>
[ FAILED ] cuts.clique_neos8_phase2_no_cut_off_optimal_solution_validation (120144 ms)
[ RUN ] cuts.clique_neos8_phase3_fractional_separation_must_cut_off
optimization_problem_t constructor: Using GPU backend
cuOpt version: 26.4.0, git hash: b7ea46d1, host arch: aarch64, device archs: 75-real,80-real,86-real,90a-real,100f-real,120a-real,120
CPU: Unknown, threads (physical/logical): 1/12, RAM: 43.28 GiB
CUDA 13.1, device: NVIDIA L4 (ID 0), VRAM: 22.03 GiB
CUDA device UUID: 23c178ad-8149-b011-2af3-d975d9ff8f13
Solving a problem with 46324 constraints, 23228 variables (0 integers), and 313180 nonzeros
Problem scaling:
Objective coefficents range: [1e+00, 3e+03]
Constraint matrix coefficients range: [1e+00, 6e+00]
Constraint rhs / bounds range: [0e+00, 2e+00]
Variable bounds range: [0e+00, 9e+02]
Objective offset 0.000000 scaling_factor 1.000000
Running concurrent (showing only PDLP log)
Iter Primal Obj. Dual Obj. Gap Primal Res. Dual Res. Time
0 +0.00000000e+00 +0.00000000e+00 0.00e+00 0.00e+00 8.94e+03 0.038s
1000 -3.71684190e+03 -3.67135336e+03 4.55e+01 4.48e-01 9.52e+01 0.114s
2000 -3.79929022e+03 -3.79019328e+03 9.10e+00 2.81e+00 9.52e-02 0.167s
3000 -3.77027876e+03 -3.77903713e+03 8.76e+00 2.39e-02 5.15e+00 0.221s
4000 -3.77296882e+03 -3.77778052e+03 4.81e+00 9.34e-03 3.46e+00 0.273s
5000 -3.77348983e+03 -3.77775218e+03 4.26e+00 1.11e-03 3.45e+00 0.336s
6000 -3.77503841e+03 -3.77326347e+03 1.77e+00 2.28e-02 2.72e-01 0.406s
7000 -3.77433715e+03 -3.77352642e+03 8.11e-01 1.45e-02 1.47e-02 0.477s
Dual simplex finished in 0.52 seconds
Barrier finished in 0.54 seconds
PDLP finished
Concurrent time: 0.548s
Solved with dual simplex
Status: Optimal Objective: -3.77350793e+03 Iterations: 606 Time: 0.548s
Primal residual (abs/rel): 6.01e-14/6.72e-18
Dual residual (abs/rel): 2.05e-12/6.85e-15
[ OK ] cuts.clique_neos8_phase3_fractional_separation_must_cut_off (734 ms)
[ RUN ] cuts.clique_neos8_phase4_fault_isolation_binary_search
/tmp/conda-bld-output/bld/rattler-build_libmps-parser/work/cpp/tests/mip/cuts_test.cu:1302: Failure
Expected equality of these values:
no_cut_mip.status
Which is: 1-byte object <08>
mip_termination_status_t::Optimal
Which is: 1-byte object <01>
[ FAILED ] cuts.clique_neos8_phase4_fault_isolation_binary_search (0 ms)