Stderr Output ▾
<core_client_version>7.24.1</core_client_version>
<![CDATA[
<stderr_txt>
2026-03-15 14:16:24 (3732): wrapper (8.3.26019): starting
2026-03-15 14:16:24 (3732): unexpected tag in job.xml: multi_process/
2026-03-15 14:16:24 (3732): wrapper: running ../../projects/axiom.heliex.net/axiom_experiment_634_cpu (wu.json result.json)
2026-03-15 14:16:24 (3732): wrapper: created child process 3734
[CPU] Using NumPy
[BOINC] Starting BOINC mode
[BOINC] Work unit: wu.json
[BOINC] Result file: result.json
[BOINC] Current directory: /var/lib/boinc-client/slots/26
[BOINC] Directory contents: ['init_data.xml', 'streaming_wrapper_302_x86_64-pc-linux-gnu', 'axiom_experiment_634_cpu', 'job.xml', 'wu.json', 'result.json', 'boinc_mmap_file', 'stderr.txt', 'wrapper_checkpoint.txt', 'boinc_lockfile', '.cupy_cache']
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a.json
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a_0_r368620242_0
[BOINC] Actual WU file: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a.json
[BOINC] Successfully loaded work unit
[BOINC] Experiment container mode detected
[EXP] Experiment mode: exp_neural_thermodynamics_v2_b0224a
[EXP] Script URL: https://axiom.heliex.net/experiments/neural_thermodynamics_v2.py
[EXP] Run duration: 900s
[EXP] Downloading script...
[EXP] Downloaded 42333 bytes
[EXP] Executing experiment 'exp_neural_thermodynamics_v2_b0224a'...
[EXP] No GPU available, running CPU-only
[INFO] Seed: 58555250 WU: fallback:9b2d4f7554a8_3735_1773584186.8317287
[INFO] seed_debug: JSON files in cwd (/var/lib/boinc-client/slots/26): ['wu.json', 'result.json']
[INFO] seed_debug: Trying file: wu.json
[INFO] seed_debug: Error reading wu.json: Expecting value: line 1 column 1 (char 0)
[INFO] seed_debug: No matching workunit JSON found, trying fallback
[INFO] seed_debug: Using fallback seed: 58555250 from 9b2d4f7554a8_3735_1773584186.8317287
[INFO] ======================================================================
[INFO] Neural Thermodynamics v2
[INFO] ======================================================================
[INFO] Generating data: 5000 train, 1000 test, 5 classes, dim=20
[INFO] X_train shape: (5000, 20), X_test shape: (1000, 20)
[INFO] Architecture: [20, 64, 32, 5], params: 3589
[INFO] Initial test accuracy (random): 0.1740 (expected ~0.2000)
[INFO] Training with LR=0.001 for 150 epochs...
2026-03-15 14:16:43 (984): wrapper (8.3.26019): starting
2026-03-15 14:16:43 (984): unexpected tag in job.xml: multi_process/
2026-03-15 14:16:43 (984): wrapper: running ../../projects/axiom.heliex.net/axiom_experiment_634_cpu (wu.json result.json)
2026-03-15 14:16:43 (984): wrapper: created child process 993
[CPU] Using NumPy
[BOINC] Starting BOINC mode
[BOINC] Work unit: wu.json
[BOINC] Result file: result.json
[BOINC] Current directory: /var/lib/boinc-client/slots/26
[BOINC] Directory contents: ['streaming_wrapper_302_x86_64-pc-linux-gnu', 'axiom_experiment_634_cpu', 'job.xml', 'wu.json', 'result.json', 'boinc_mmap_file', 'stderr.txt', 'wrapper_checkpoint.txt', 'boinc_lockfile', '.cupy_cache', 'experiment_script.py', 'boinc_fraction_done', 'init_data.xml']
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a.json
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a_0_r368620242_0
[BOINC] Actual WU file: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b0224a.json
[BOINC] Successfully loaded work unit
[BOINC] Experiment container mode detected
[EXP] Experiment mode: exp_neural_thermodynamics_v2_b0224a
[EXP] Script URL: https://axiom.heliex.net/experiments/neural_thermodynamics_v2.py
[EXP] Run duration: 900s
[EXP] Downloading script...
[EXP] Downloaded 42333 bytes
[EXP] Executing experiment 'exp_neural_thermodynamics_v2_b0224a'...
[EXP] No GPU available, running CPU-only
[INFO] Seed: 1523116004 WU: fallback:9b2d4f7554a8_1097_1773584205.913257
[INFO] seed_debug: JSON files in cwd (/var/lib/boinc-client/slots/26): ['wu.json', 'result.json']
[INFO] seed_debug: Trying file: wu.json
[INFO] seed_debug: Error reading wu.json: Expecting value: line 1 column 1 (char 0)
[INFO] seed_debug: No matching workunit JSON found, trying fallback
[INFO] seed_debug: Using fallback seed: 1523116004 from 9b2d4f7554a8_1097_1773584205.913257
[INFO] ======================================================================
[INFO] Neural Thermodynamics v2
[INFO] ======================================================================
[INFO] Generating data: 5000 train, 1000 test, 5 classes, dim=20
[INFO] X_train shape: (5000, 20), X_test shape: (1000, 20)
[INFO] Architecture: [20, 64, 32, 5], params: 3589
[INFO] Initial test accuracy (random): 0.2230 (expected ~0.2000)
[INFO] Training with LR=0.001 for 150 epochs...
[INFO] Done in 8.9s | loss=1.1302 test_acc=0.5450 temp=137.82 rank=17.88 sharp=7.112476 div=False
[INFO] Training with LR=0.005 for 150 epochs...
[INFO] Done in 9.4s | loss=0.8511 test_acc=0.6650 temp=160.57 rank=17.94 sharp=4.785958 div=False
[INFO] Training with LR=0.01 for 150 epochs...
[INFO] Done in 9.7s | loss=0.7210 test_acc=0.6910 temp=189.06 rank=17.92 sharp=30.830243 div=False
[INFO] Training with LR=0.05 for 150 epochs...
[INFO] Done in 10.0s | loss=0.3136 test_acc=0.7670 temp=79.24 rank=17.76 sharp=21.757361 div=False
[INFO] Training with LR=0.1 for 150 epochs...
[INFO] Done in 10.2s | loss=0.1137 test_acc=0.7980 temp=129.95 rank=17.75 sharp=9.227988 div=False
[INFO] All LR sweeps completed in 48.3s
[INFO] Running cross-LR analysis (specific heat, Binder cumulant)...
[INFO] ======================================================================
[INFO] SUMMARY
[INFO] ======================================================================
[INFO] Cooling confirmed: True
[INFO] Phase transition detected: True
[INFO] Binder crossing detected: True
[INFO] Critical LR estimate: 0.030000000000000002
[INFO] Best test accuracy: 0.7980 (LR=0.1)
[INFO] Order param (rank order): True
[INFO] Total runtime: 48.3s
[INFO] Results written to experiment_result.json
[INFO] Total time: 48.3s
[EXP] Read experiment_result.json successfully
[EXP] Experiment 'exp_neural_thermodynamics_v2_b0224a' finished in 48.3s
[EXP] Status: completed
2026-03-15 14:17:34 (984): axiom_experiment_634_cpu exited; CPU time 48.853268
2026-03-15 14:17:34 (984): called boinc_finish(0)
</stderr_txt>
]]>