{
  "type": "TypeError",
  "message": "can only concatenate str (not \"int\") to str",
  "trace": "Traceback (most recent call last):\n  File \"/tmp/codex/ltb1021/2026-09-16_contextra-pose-fp16_r01/reflect.py\", line 170, in <module>\n    try:prepare();reflect();contract();run()\n        ^^^^^^^^^\n  File \"/tmp/codex/ltb1021/2026-09-16_contextra-pose-fp16_r01/reflect.py\", line 45, in prepare\n    assert actual['revision']==before['revision']+1\n                               ~~~~~~~~~~~~~~~~~~^~\nTypeError: can only concatenate str (not \"int\") to str\n"
}