Stderr Output ▾
<core_client_version>7.24.1</core_client_version>
<![CDATA[
<stderr_txt>
2026-03-15 14:16:25 (3736): wrapper (8.3.26019): starting
2026-03-15 14:16:25 (3736): unexpected tag in job.xml: multi_process/
2026-03-15 14:16:25 (3736): wrapper: running ../../projects/axiom.heliex.net/axiom_experiment_634_cpu (wu.json result.json)
2026-03-15 14:16:25 (3736): wrapper: created child process 3738
[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/27
[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_b034d4.json
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b034d4_0_r1766181545_0
[BOINC] Actual WU file: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b034d4.json
[BOINC] Successfully loaded work unit
[BOINC] Experiment container mode detected
[EXP] Experiment mode: exp_neural_thermodynamics_v2_b034d4
[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_b034d4'...
[EXP] No GPU available, running CPU-only
[INFO] Seed: 1035929459 WU: fallback:9b2d4f7554a8_3739_1773584188.0710573
[INFO] seed_debug: JSON files in cwd (/var/lib/boinc-client/slots/27): ['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: 1035929459 from 9b2d4f7554a8_3739_1773584188.0710573
[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): 0.1960 (expected ~0.2000)
[INFO] Training with LR=0.001 for 150 epochs...
2026-03-15 14:16:43 (985): wrapper (8.3.26019): starting
2026-03-15 14:16:43 (985): unexpected tag in job.xml: multi_process/
2026-03-15 14:16:43 (985): wrapper: running ../../projects/axiom.heliex.net/axiom_experiment_634_cpu (wu.json result.json)
2026-03-15 14:16:43 (985): wrapper: created child process 995
[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/27
[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_b034d4.json
[BOINC] Resolved soft link: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b034d4_0_r1766181545_0
[BOINC] Actual WU file: ../../projects/axiom.heliex.net/exp_neural_thermodynamics_v2_b034d4.json
[BOINC] Successfully loaded work unit
[BOINC] Experiment container mode detected
[EXP] Experiment mode: exp_neural_thermodynamics_v2_b034d4
[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_b034d4'...
[EXP] No GPU available, running CPU-only
[INFO] Seed: 85241636 WU: fallback:9b2d4f7554a8_1096_1773584205.911111
[INFO] seed_debug: JSON files in cwd (/var/lib/boinc-client/slots/27): ['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: 85241636 from 9b2d4f7554a8_1096_1773584205.911111
[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): 0.2320 (expected ~0.2000)
[INFO] Training with LR=0.001 for 150 epochs...
[INFO] Done in 8.9s | loss=1.0560 test_acc=0.6110 temp=130.69 rank=17.81 sharp=1.334834 div=False
[INFO] Training with LR=0.005 for 150 epochs...
[INFO] Done in 9.4s | loss=0.8298 test_acc=0.6880 temp=111.37 rank=17.84 sharp=6.015163 div=False
[INFO] Training with LR=0.01 for 150 epochs...
[INFO] Done in 9.7s | loss=0.7063 test_acc=0.7100 temp=194.50 rank=17.85 sharp=5.266680 div=False
[INFO] Training with LR=0.05 for 150 epochs...
[INFO] Done in 10.1s | loss=0.2902 test_acc=0.7520 temp=154.34 rank=17.77 sharp=20.170810 div=False
[INFO] Training with LR=0.1 for 150 epochs...
[INFO] Done in 12.3s | loss=0.2923 test_acc=0.7550 temp=64.58 rank=17.66 sharp=10.128618 div=False
[INFO] All LR sweeps completed in 50.5s
[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: 0.07500000000000001
[INFO] Best test accuracy: 0.7550 (LR=0.1)
[INFO] Order param (rank order): True
[INFO] Total runtime: 50.5s
[INFO] Results written to experiment_result.json
[INFO] Total time: 50.5s
[EXP] Read experiment_result.json successfully
[EXP] Experiment 'exp_neural_thermodynamics_v2_b034d4' finished in 50.6s
[EXP] Status: completed
2026-03-15 14:17:37 (985): axiom_experiment_634_cpu exited; CPU time 51.117616
2026-03-15 14:17:37 (985): called boinc_finish(0)
</stderr_txt>
]]>