[js8.sh job] utc=2026-05-27T08:02:16Z [js8.sh job] build=step46-message91-crc-distance-ranking-probe [js8.sh job] root=/decoders/js8_decoder [js8.sh job] command=./run_js8_decoder_lab.sh server-deep-run /decoders/js8_test.wav [js8.sh job] rx-only: no TX / no PTT / no Tune / no Send [webftr-js8-lab] command=server-deep-run [webftr-js8-lab] root=/decoders/js8_decoder [webftr-js8-lab] log=/decoders/js8_decoder/logs/20260527T080216Z_server-deep-run.log [webftr-js8-lab] manifest=/decoders/js8_decoder/logs/20260527T080216Z_server-deep-run_manifest.json [webftr-js8-lab] utc=20260527T080216Z [webftr-js8-lab] rx-only guard: no TX / no PTT / no Tune / no Send [webftr-js8-lab] server DEEP runner [webftr-js8-lab] requested path: /decoders/js8_test.wav [webftr-js8-lab] This does not touch WebFTR productive code; it only reads a WAV and writes JS8Lab logs. [webftr-js8-lab] Deep path: real-run = input-check + dirty-window-scan + profile-scan + frame-recover + auto-ldpc-probe + candidate-export + fine timing-ridge sweep + LDPC probes + syndrome-closure repair candidates + bundle. [webftr-js8-lab] resolved WAV: /decoders/js8_test.wav [webftr-js8-lab] command=real-run [webftr-js8-lab] root=/decoders/js8_decoder [webftr-js8-lab] log=/decoders/js8_decoder/logs/20260527T080216Z_real-run.log [webftr-js8-lab] manifest=/decoders/js8_decoder/logs/20260527T080216Z_real-run_manifest.json [webftr-js8-lab] utc=20260527T080216Z [webftr-js8-lab] rx-only guard: no TX / no PTT / no Tune / no Send [webftr-js8-lab] real-run for WAV: /decoders/js8_test.wav [webftr-js8-lab] This runs input-check, dirty-window-scan, profile-scan, frame-recover, auto-ldpc-probe, candidate-export, fine timing-ridge sweep, ldpc-matrix-probe, ldpc-soft-decode, message91 validation, CRC-distance ranking and creates a JS8Lab upload bundle. [webftr-js8-lab] Please upload the printed js8_decoder_lab_real_run_*.zip bundle. ========== REAL-RUN STEP 1/9: INPUT CHECK ========== [webftr-js8-lab] command=input-check [webftr-js8-lab] root=/decoders/js8_decoder [webftr-js8-lab] log=/decoders/js8_decoder/logs/20260527T080216Z_input-check.log [webftr-js8-lab] manifest=/decoders/js8_decoder/logs/20260527T080216Z_input-check_manifest.json [webftr-js8-lab] utc=20260527T080216Z [webftr-js8-lab] rx-only guard: no TX / no PTT / no Tune / no Send [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080216Z_input_check_output.json [webftr-js8-lab] JSON timeout guard: 180s { "ok": true, "mode": "JS8", "tool": "webftr-js8-input-check", "tool_version": "step46-message91-crc-distance-ranking-probe", "input_wav": "/decoders/js8_test.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "decodes": [], "warnings": [], "wav": { "path": "/decoders/js8_test.wav", "channels": 1, "sample_rate": 12000, "sample_width_bytes": 2, "frames": 2304199, "duration_seconds": 192.016583, "rms_dbfs": -9.14, "peak_dbfs": -0.72, "clipped": false }, "next_action": "Run profile-scan, then auto-ldpc-probe on this WAV." } [webftr-js8-lab] OK [webftr-js8-lab] log file: /decoders/js8_decoder/logs/20260527T080216Z_input-check.log [webftr-js8-lab] manifest: /decoders/js8_decoder/logs/20260527T080216Z_input-check_manifest.json [webftr-js8-lab] input-check exit_code=0 ========== REAL-RUN STEP 2/9A: QUICK WINDOW PREFILTER ========== [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080216Z_real_run_quick_prefilter_output.json [webftr-js8-lab] JSON timeout guard: 60s [webftr-js8-lab] stderr log: /decoders/js8_decoder/logs/20260527T080216Z_real_run_quick_prefilter_output.stderr.log /decoders/js8_decoder/src/webftr_js8_lab/js8_quick_window_scan.py:4: DeprecationWarning: 'audioop' is deprecated and slated for removal in Python 3.13 import audioop { "ok": true, "mode": "JS8", "tool": "webftr-js8-quick-window-scan", "tool_version": "step46-message91-crc-distance-ranking-probe", "input_wav": "/decoders/js8_test.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "wav": { "sample_rate": 12000, "duration_seconds": 192.016583, "frames": 2304199, "rms_dbfs": -9.164808449038551, "peak_dbfs": -0.7246929351669301, "clipped": false }, "scan_params": { "window_seconds": 60.0, "hop_seconds": 12.0, "max_seconds": 180.0, "output_dir": "/decoders/js8_decoder/runtime/quick_prefilter_windows" }, "selected_window": { "start_seconds": 24.0, "end_seconds": 84.0, "duration_seconds": 60.0, "avg_activity_score": -6.2272, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2728, "window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "tone_candidates": [ { "freq_hz": 1025.0, "relative_db": 0.0, "power": 7.98385996 }, { "freq_hz": 1000.0, "relative_db": -0.38, "power": 7.31762699 }, { "freq_hz": 2025.0, "relative_db": -9.29, "power": 0.93974646 }, { "freq_hz": 975.0, "relative_db": -13.3, "power": 0.37314359 }, { "freq_hz": 1050.0, "relative_db": -25.6, "power": 0.02199227 }, { "freq_hz": 1775.0, "relative_db": -27.4, "power": 0.01453049 }, { "freq_hz": 1150.0, "relative_db": -27.44, "power": 0.01439727 }, { "freq_hz": 1425.0, "relative_db": -28.11, "power": 0.01233556 }, { "freq_hz": 1250.0, "relative_db": -29.08, "power": 0.00987629 }, { "freq_hz": 1825.0, "relative_db": -29.2, "power": 0.00959995 }, { "freq_hz": 1950.0, "relative_db": -29.78, "power": 0.00840634 }, { "freq_hz": 950.0, "relative_db": -29.91, "power": 0.00814511 } ] }, "selected_window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "top_windows": [ { "start_seconds": 24.0, "end_seconds": 84.0, "duration_seconds": 60.0, "avg_activity_score": -6.2272, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2728, "window_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "tone_candidates": [ { "freq_hz": 1025.0, "relative_db": 0.0, "power": 7.98385996 }, { "freq_hz": 1000.0, "relative_db": -0.38, "power": 7.31762699 }, { "freq_hz": 2025.0, "relative_db": -9.29, "power": 0.93974646 }, { "freq_hz": 975.0, "relative_db": -13.3, "power": 0.37314359 }, { "freq_hz": 1050.0, "relative_db": -25.6, "power": 0.02199227 }, { "freq_hz": 1775.0, "relative_db": -27.4, "power": 0.01453049 }, { "freq_hz": 1150.0, "relative_db": -27.44, "power": 0.01439727 }, { "freq_hz": 1425.0, "relative_db": -28.11, "power": 0.01233556 }, { "freq_hz": 1250.0, "relative_db": -29.08, "power": 0.00987629 }, { "freq_hz": 1825.0, "relative_db": -29.2, "power": 0.00959995 }, { "freq_hz": 1950.0, "relative_db": -29.78, "power": 0.00840634 }, { "freq_hz": 950.0, "relative_db": -29.91, "power": 0.00814511 } ] }, { "start_seconds": 12.0, "end_seconds": 72.0, "duration_seconds": 60.0, "avg_activity_score": -6.2278, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2722 }, { "start_seconds": 36.0, "end_seconds": 96.0, "duration_seconds": 60.0, "avg_activity_score": -6.2346, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2654 }, { "start_seconds": 48.0, "end_seconds": 108.0, "duration_seconds": 60.0, "avg_activity_score": -6.2483, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2517 }, { "start_seconds": 0.0, "end_seconds": 60.0, "duration_seconds": 60.0, "avg_activity_score": -6.2606, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2394 }, { "start_seconds": 60.0, "end_seconds": 120.0, "duration_seconds": 60.0, "avg_activity_score": -6.2619, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2381 }, { "start_seconds": 108.0, "end_seconds": 168.0, "duration_seconds": 60.0, "avg_activity_score": -6.2716, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2284 }, { "start_seconds": 72.0, "end_seconds": 132.0, "duration_seconds": 60.0, "avg_activity_score": -6.2752, "active_chunks": 5, "chunk_count": 5, "selection_score": 11.2248 } ], "chunk_preview": [ { "chunk_index": 0, "start_seconds": 0.0, "end_seconds": 12.0, "rms_dbfs": -9.07, "peak_dbfs": -3.22, "activity_score": -6.2351 }, { "chunk_index": 1, "start_seconds": 12.0, "end_seconds": 24.0, "rms_dbfs": -9.27, "peak_dbfs": -3.01, "activity_score": -6.4225 }, { "chunk_index": 2, "start_seconds": 24.0, "end_seconds": 36.0, "rms_dbfs": -9.24, "peak_dbfs": -2.73, "activity_score": -6.3769 }, { "chunk_index": 3, "start_seconds": 36.0, "end_seconds": 48.0, "rms_dbfs": -9.24, "peak_dbfs": -2.39, "activity_score": -6.3632 }, { "chunk_index": 4, "start_seconds": 48.0, "end_seconds": 60.0, "rms_dbfs": -8.87, "peak_dbfs": -0.72, "activity_score": -5.9054 }, { "chunk_index": 5, "start_seconds": 60.0, "end_seconds": 72.0, "rms_dbfs": -9.03, "peak_dbfs": -0.72, "activity_score": -6.0711 }, { "chunk_index": 6, "start_seconds": 72.0, "end_seconds": 84.0, "rms_dbfs": -9.26, "peak_dbfs": -3.1, "activity_score": -6.4194 }, { "chunk_index": 7, "start_seconds": 84.0, "end_seconds": 96.0, "rms_dbfs": -9.29, "peak_dbfs": -2.42, "activity_score": -6.4141 } ], "chunk_tail_preview": [ { "chunk_index": 7, "start_seconds": 84.0, "end_seconds": 96.0, "rms_dbfs": -9.29, "peak_dbfs": -2.42, "activity_score": -6.4141 }, { "chunk_index": 8, "start_seconds": 96.0, "end_seconds": 108.0, "rms_dbfs": -9.3, "peak_dbfs": -2.65, "activity_score": -6.4314 }, { "chunk_index": 9, "start_seconds": 108.0, "end_seconds": 120.0, "rms_dbfs": -8.87, "peak_dbfs": -2.1, "activity_score": -5.9734 }, { "chunk_index": 10, "start_seconds": 120.0, "end_seconds": 132.0, "rms_dbfs": -9.02, "peak_dbfs": -2.36, "activity_score": -6.1378 }, { "chunk_index": 11, "start_seconds": 132.0, "end_seconds": 144.0, "rms_dbfs": -9.41, "peak_dbfs": -0.72, "activity_score": -6.4474 }, { "chunk_index": 12, "start_seconds": 144.0, "end_seconds": 156.0, "rms_dbfs": -9.3, "peak_dbfs": -2.31, "activity_score": -6.4185 }, { "chunk_index": 13, "start_seconds": 156.0, "end_seconds": 168.0, "rms_dbfs": -9.34, "peak_dbfs": -0.89, "activity_score": -6.3807 }, { "chunk_index": 14, "start_seconds": 168.0, "end_seconds": 180.0, "rms_dbfs": -8.99, "peak_dbfs": -3.03, "activity_score": -6.1457 } ], "decodes": [], "warnings": [ "Quick-window-scan only selects a likely analysis window; it is not a JS8 text decoder." ], "next_action": "Run sync/soft-symbol/FEC probes on selected_window_wav. Message unpack is not implemented in Step 46." } [webftr-js8-lab] quick-prefilter exit_code=0 [webftr-js8-lab] dirty-scan input WAV: /decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav ========== REAL-RUN STEP 2/9B: BOUNDED DIRTY WINDOW SCAN ========== [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080216Z_real_run_dirty_window_scan_output.json [webftr-js8-lab] JSON timeout guard: 60s [webftr-js8-lab] stderr log: /decoders/js8_decoder/logs/20260527T080216Z_real_run_dirty_window_scan_output.stderr.log /decoders/js8_decoder/src/webftr_js8_lab/js8_dirty_window_scan.py:4: DeprecationWarning: 'audioop' is deprecated and slated for removal in Python 3.13 import audioop { "ok": false, "error": "json_command_timeout_guard", "timeout_seconds": 60, "exit_code": 143, "command": [ "python3", "-m", "webftr_js8_lab.js8_dirty_window_scan", "--input", "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "--pretty", "--window-seconds", "54", "--hop-seconds", "30", "--max-seconds", "75", "--max-windows", "1", "--max-starts", "3", "--max-base-candidates", "2", "--output-dir", "/decoders/js8_decoder/runtime/dirty_windows", "--prefer-js8" ], "stderr_log": "/decoders/js8_decoder/logs/20260527T080216Z_real_run_dirty_window_scan_output.stderr.log", "stderr_tail": "/decoders/js8_decoder/src/webftr_js8_lab/js8_dirty_window_scan.py:4: DeprecationWarning: 'audioop' is deprecated and slated for removal in Python 3.13\n import audioop\n", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "next_action": "Step 46 timeout guard stopped this expensive probe; preserved partial timing JSON when available. The real-run now continues with quick-window fallback when available; otherwise inspect stderr/log bundle." } [webftr-js8-lab] dirty-window-scan exit_code=143 [webftr-js8-lab] dirty scan failed/timed out, continuing with quick-window fallback: /decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav [webftr-js8-lab] Step 46: dirty scan is non-fatal when quick-window fallback exists. [webftr-js8-lab] analysis WAV for next steps: /decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav ========== REAL-RUN STEP 3/9: PROFILE SCAN ========== [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080216Z_real_run_profile_scan_output.json [webftr-js8-lab] JSON timeout guard: 120s { "ok": true, "mode": "JS8", "tool": "webftr-js8-profile-scan", "tool_version": "step46-message91-crc-distance-ranking-probe", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_fast_profile_scan_guard_no_message_unpack", "wav": { "sample_rate": 12000, "duration_seconds": 60.0, "frames": 720000 }, "profile_count": 4, "scan_limits": { "max_seconds": 60.0, "max_starts": 12, "max_base_candidates": 8, "deep": false }, "profiles": [ { "profile": "js8_near_6400", "nsps": 6400, "symbol_duration_seconds": 0.533333, "tone_spacing_hz": 1.875, "note": "0.533 s timing guard candidate", "ok": true, "sync": { "start_seconds": 4.8, "base_freq_hz": 1025.0, "candidate_score": 47.4, "costas_hits": 2, "avg_margin_db": 8.01, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 103, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 225.085 }, { "profile": "js8_normal_6192", "nsps": 6192, "symbol_duration_seconds": 0.516, "tone_spacing_hz": 1.937984, "note": "0.516 s symbols, 1.938 Hz spacing candidate used in earlier lab steps", "ok": true, "sync": { "start_seconds": 38.184, "base_freq_hz": 1012.5, "candidate_score": 44.78, "costas_hits": 3, "avg_margin_db": 4.05, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 42, "data_symbol_count_estimate": 35, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 105, "missing_soft_bits_estimate": 69, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 131.617793 }, { "profile": "mid_3840", "nsps": 3840, "symbol_duration_seconds": 0.32, "tone_spacing_hz": 3.125, "note": "0.320 s symbols, 3.125 Hz spacing candidate", "ok": true, "sync": { "start_seconds": 48.8, "base_freq_hz": 1015.0, "candidate_score": 47.2, "costas_hits": 3, "avg_margin_db": 3.8, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 35, "data_symbol_count_estimate": 28, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 84, "missing_soft_bits_estimate": 90, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 116.341034 }, { "profile": "js8_near_6000", "nsps": 6000, "symbol_duration_seconds": 0.5, "tone_spacing_hz": 2.0, "note": "0.500 s timing guard candidate", "ok": true, "sync": { "start_seconds": 52.25, "base_freq_hz": 1010.0, "candidate_score": 38.27, "costas_hits": 2, "avg_margin_db": 5.7, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 15, "data_symbol_count_estimate": 8, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 24, "missing_soft_bits_estimate": 150, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 61.900224 } ], "selected_profile": { "profile": "js8_near_6400", "nsps": 6400, "rank_score": 225.085, "complete_ldpc_input_candidate_estimate": true, "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0 }, "decodes": [], "warnings": [ "Step 46 selects the best timing/profile candidate only. It still does not decode final JS8 text." ], "next_action": "Run auto-ldpc-probe on the same WAV so the selected timing profile is fed into the LDPC probe harness." } [webftr-js8-lab] profile-scan exit_code=0 [webftr-js8-lab] profile-scan JSON: /decoders/js8_decoder/logs/20260527T080216Z_real_run_profile_scan_output.json ========== REAL-RUN STEP 4/9: FRAME RECOVER ========== [webftr-js8-lab] command=frame-recover [webftr-js8-lab] root=/decoders/js8_decoder [webftr-js8-lab] log=/decoders/js8_decoder/logs/20260527T080456Z_frame-recover.log [webftr-js8-lab] manifest=/decoders/js8_decoder/logs/20260527T080456Z_frame-recover_manifest.json [webftr-js8-lab] utc=20260527T080456Z [webftr-js8-lab] rx-only guard: no TX / no PTT / no Tune / no Send [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080456Z_frame_recover_output.json [webftr-js8-lab] JSON timeout guard: 180s { "ok": true, "mode": "JS8", "tool": "webftr-js8-frame-recover", "tool_version": "step46-message91-crc-distance-ranking-probe", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_frame_recovery_guard_no_message_unpack", "wav": { "sample_rate": 12000, "duration_seconds": 60.0, "frames": 720000, "rms_dbfs": -9.127580437334753, "peak_dbfs": -0.7246929351669301, "clipped": false }, "frame_requirements": { "expected_bits": 174, "expected_data_symbols": 58, "leading_costas_symbols": 7, "minimum_symbols_for_174bit_candidate": 65, "full_ft8_like_symbols_reference": 79 }, "profile_scan": { "ok": true, "mode": "JS8", "tool": "webftr-js8-profile-scan", "tool_version": "step46-message91-crc-distance-ranking-probe", "input_wav": "/decoders/js8_decoder/runtime/quick_prefilter_windows/js8_quick_selected_window.wav", "rx_only": true, "safety": { "tx": false, "ptt": false, "tune": false, "send": false, "js8call_runtime_control": false }, "implementation_stage": "step43_fast_profile_scan_guard_no_message_unpack", "wav": { "sample_rate": 12000, "duration_seconds": 60.0, "frames": 720000 }, "profile_count": 6, "scan_limits": { "max_seconds": 60.0, "max_starts": 14, "max_base_candidates": 8, "deep": true }, "profiles": [ { "profile": "js8_near_6000", "nsps": 6000, "symbol_duration_seconds": 0.5, "tone_spacing_hz": 2.0, "note": "0.500 s timing guard candidate", "ok": true, "sync": { "start_seconds": 8.25, "base_freq_hz": 1010.0, "candidate_score": 49.22, "costas_hits": 4, "avg_margin_db": 3.86, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 103, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 231.861 }, { "profile": "ft8_like_fast_1920", "nsps": 1920, "symbol_duration_seconds": 0.16, "tone_spacing_hz": 6.25, "note": "0.160 s symbols, 6.25 Hz spacing candidate", "ok": true, "sync": { "start_seconds": 29.68, "base_freq_hz": 980.0, "candidate_score": 47.58, "costas_hits": 3, "avg_margin_db": 5.94, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 189, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 228.079 }, { "profile": "js8_normal_6192", "nsps": 6192, "symbol_duration_seconds": 0.516, "tone_spacing_hz": 1.937984, "note": "0.516 s symbols, 1.938 Hz spacing candidate used in earlier lab steps", "ok": true, "sync": { "start_seconds": 33.024, "base_freq_hz": 1020.0, "candidate_score": 46.67, "costas_hits": 3, "avg_margin_db": 3.13, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 52, "data_symbol_count_estimate": 45, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 135, "missing_soft_bits_estimate": 39, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 154.466948 }, { "profile": "mid_3840", "nsps": 3840, "symbol_duration_seconds": 0.32, "tone_spacing_hz": 3.125, "note": "0.320 s symbols, 3.125 Hz spacing candidate", "ok": true, "sync": { "start_seconds": 45.76, "base_freq_hz": 1005.0, "candidate_score": 44.86, "costas_hits": 2, "avg_margin_db": 5.02, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 44, "data_symbol_count_estimate": 37, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 111, "missing_soft_bits_estimate": 63, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 131.754724 }, { "profile": "js8_near_6400", "nsps": 6400, "symbol_duration_seconds": 0.533333, "tone_spacing_hz": 1.875, "note": "0.533 s timing guard candidate", "ok": true, "sync": { "start_seconds": 45.466667, "base_freq_hz": 1000.0, "candidate_score": 40.55, "costas_hits": 2, "avg_margin_db": 8.4, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 27, "data_symbol_count_estimate": 20, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 60, "missing_soft_bits_estimate": 114, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 95.03181 }, { "profile": "slow_7680", "nsps": 7680, "symbol_duration_seconds": 0.64, "tone_spacing_hz": 1.5625, "note": "0.640 s symbols, 1.5625 Hz spacing candidate", "ok": true, "sync": { "start_seconds": 52.0, "base_freq_hz": 1017.5, "candidate_score": 46.55, "costas_hits": 4, "avg_margin_db": 1.01, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 12, "data_symbol_count_estimate": 5, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 15, "missing_soft_bits_estimate": 159, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 64.462328 } ], "selected_profile": { "profile": "js8_near_6000", "nsps": 6000, "rank_score": 231.861, "complete_ldpc_input_candidate_estimate": true, "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0 }, "decodes": [], "warnings": [ "Step 46 selects the best timing/profile candidate only. It still does not decode final JS8 text." ], "next_action": "Run auto-ldpc-probe on the same WAV so the selected timing profile is fed into the LDPC probe harness." }, "profile_guards": [ { "profile": "js8_near_6000", "nsps": 6000, "protocol_family": "js8_normal_candidate", "symbol_duration_seconds": 0.5, "tone_spacing_hz": 2.0, "sync": { "start_seconds": 8.25, "base_freq_hz": 1010.0, "candidate_score": 49.22, "costas_hits": 4, "avg_margin_db": 3.86, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 103, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 231.861, "guard_score": 306.861, "available_after_start_seconds": 51.75, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 32.5, "missing_seconds_for_174bit_candidate": 0.0, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 0.0, "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "enough_audio_for_174bit_candidate": true, "enough_audio_for_full_frame_reference": true, "guard_note": "Protocol-realistic JS8 timing candidate." }, { "profile": "ft8_like_fast_1920", "nsps": 1920, "protocol_family": "fast_diagnostic_candidate", "symbol_duration_seconds": 0.16, "tone_spacing_hz": 6.25, "sync": { "start_seconds": 29.68, "base_freq_hz": 980.0, "candidate_score": 47.58, "costas_hits": 3, "avg_margin_db": 5.94, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 189, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 228.079, "guard_score": 230.079, "available_after_start_seconds": 30.32, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 10.4, "missing_seconds_for_174bit_candidate": 0.0, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 0.0, "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "enough_audio_for_174bit_candidate": true, "enough_audio_for_full_frame_reference": true, "guard_note": "Diagnostic timing candidate. A short WAV can make this look better than real JS8 timing." }, { "profile": "js8_normal_6192", "nsps": 6192, "protocol_family": "js8_normal_candidate", "symbol_duration_seconds": 0.516, "tone_spacing_hz": 1.937984, "sync": { "start_seconds": 33.024, "base_freq_hz": 1020.0, "candidate_score": 46.67, "costas_hits": 3, "avg_margin_db": 3.13, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 52, "data_symbol_count_estimate": 45, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 135, "missing_soft_bits_estimate": 39, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 154.466948, "guard_score": 209.61481, "available_after_start_seconds": 26.976, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 33.54, "missing_seconds_for_174bit_candidate": 6.564, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 13.788, "soft_bit_count_estimate": 135, "missing_soft_bits_estimate": 39, "enough_audio_for_174bit_candidate": false, "enough_audio_for_full_frame_reference": false, "guard_note": "Protocol-realistic JS8 timing candidate." }, { "profile": "mid_3840", "nsps": 3840, "protocol_family": "mid_speed_diagnostic_candidate", "symbol_duration_seconds": 0.32, "tone_spacing_hz": 3.125, "sync": { "start_seconds": 45.76, "base_freq_hz": 1005.0, "candidate_score": 44.86, "costas_hits": 2, "avg_margin_db": 5.02, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 44, "data_symbol_count_estimate": 37, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 111, "missing_soft_bits_estimate": 63, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 131.754724, "guard_score": 119.772655, "available_after_start_seconds": 14.24, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 20.8, "missing_seconds_for_174bit_candidate": 6.56, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 11.04, "soft_bit_count_estimate": 111, "missing_soft_bits_estimate": 63, "enough_audio_for_174bit_candidate": false, "enough_audio_for_full_frame_reference": false, "guard_note": "Diagnostic timing candidate. A short WAV can make this look better than real JS8 timing." }, { "profile": "js8_near_6400", "nsps": 6400, "protocol_family": "js8_normal_candidate", "symbol_duration_seconds": 0.533333, "tone_spacing_hz": 1.875, "sync": { "start_seconds": 45.466667, "base_freq_hz": 1000.0, "candidate_score": 40.55, "costas_hits": 2, "avg_margin_db": 8.4, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 27, "data_symbol_count_estimate": 20, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 60, "missing_soft_bits_estimate": 114, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 95.03181, "guard_score": 110.10997, "available_after_start_seconds": 14.533333, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 34.666667, "missing_seconds_for_174bit_candidate": 20.133334, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 27.6, "soft_bit_count_estimate": 60, "missing_soft_bits_estimate": 114, "enough_audio_for_174bit_candidate": false, "enough_audio_for_full_frame_reference": false, "guard_note": "Protocol-realistic JS8 timing candidate." }, { "profile": "slow_7680", "nsps": 7680, "protocol_family": "slow_diagnostic_candidate", "symbol_duration_seconds": 0.64, "tone_spacing_hz": 1.5625, "sync": { "start_seconds": 52.0, "base_freq_hz": 1017.5, "candidate_score": 46.55, "costas_hits": 4, "avg_margin_db": 1.01, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 12, "data_symbol_count_estimate": 5, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 15, "missing_soft_bits_estimate": 159, "complete_ldpc_input_candidate_estimate": false }, "rank_score": 64.462328, "guard_score": -28.151465, "available_after_start_seconds": 8.0, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 41.6, "missing_seconds_for_174bit_candidate": 33.6, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 42.56, "soft_bit_count_estimate": 15, "missing_soft_bits_estimate": 159, "enough_audio_for_174bit_candidate": false, "enough_audio_for_full_frame_reference": false, "guard_note": "Diagnostic timing candidate. A short WAV can make this look better than real JS8 timing." } ], "selected_guard_profile": { "profile": "js8_near_6000", "nsps": 6000, "protocol_family": "js8_normal_candidate", "symbol_duration_seconds": 0.5, "tone_spacing_hz": 2.0, "sync": { "start_seconds": 8.25, "base_freq_hz": 1010.0, "candidate_score": 49.22, "costas_hits": 4, "avg_margin_db": 3.86, "candidate_count": 12 }, "frame": { "symbols_available_after_start": 103, "data_symbol_count_estimate": 58, "expected_data_symbols_candidate": 58 }, "fec": { "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "complete_ldpc_input_candidate_estimate": true }, "rank_score": 231.861, "guard_score": 306.861, "available_after_start_seconds": 51.75, "minimum_symbols_for_174bit_candidate": 65, "minimum_seconds_after_start_for_174bit_candidate": 32.5, "missing_seconds_for_174bit_candidate": 0.0, "full_frame_symbols_reference": 79, "missing_seconds_for_full_ft8_like_frame": 0.0, "soft_bit_count_estimate": 174, "missing_soft_bits_estimate": 0, "enough_audio_for_174bit_candidate": true, "enough_audio_for_full_frame_reference": true, "guard_note": "Protocol-realistic JS8 timing candidate." }, "selected_ldpc_probe": { "ok": true, "sync_candidate": { "start_sample": 99000, "start_seconds": 8.25, "base_freq_hz": 1010.0, "tone_spacing_hz": 2.0, "nsps": 6000, "candidate_score": 49.22, "costas_hits": 4, "avg_margin_db": 3.86 }, "frame_candidate": { "input_symbol_count": 96, "excluded_costas_symbol_count": 0, "detected_costas_blocks": [], "data_symbol_count_available": 96, "data_symbol_count_used": 58, "expected_data_symbols_candidate": 58, "costas_policy": "js8_leading_only" }, "fec_input_summary": { "soft_bit_count": 174, "missing_soft_bits": 0, "complete_ldpc_input_candidate": true, "llr_convention": "positive=bit0_more_likely, negative=bit1_more_likely, MSB-first candidate" }, "selected_variant": "reverse_full_bitstream", "ready_for_real_ldpc_matrix": true }, "decodes": [], "warnings": [ "Step 46 selects the best timing/profile candidate only. It still does not decode final JS8 text.", "Step 46 is still RX-only and diagnostic: it guards profile selection and frame length before final LDPC/message work." ], "next_action": "If selected_guard_profile.enough_audio_for_174bit_candidate is false, make a longer WAV capture. If true, the next lab step can move to real LDPC/FEC matrix integration and JS8 message unpacking." } [webftr-js8-lab] OK [webftr-js8-lab] log file: /decoders/js8_decoder/logs/20260527T080456Z_frame-recover.log [webftr-js8-lab] manifest: /decoders/js8_decoder/logs/20260527T080456Z_frame-recover_manifest.json [webftr-js8-lab] frame-recover exit_code=0 ========== REAL-RUN STEP 5/9: AUTO LDPC PROBE ========== [webftr-js8-lab] JSON output: /decoders/js8_decoder/logs/20260527T080216Z_real_run_auto_ldpc_probe_output.json [webftr-js8-lab] JSON timeout guard: 180s