{
  "case": "fp8-b1-n1-128k",
  "batch": 1,
  "blocks": 1,
  "precision": "fp8",
  "budget_kib": 128,
  "status": "planner-rejected",
  "returncode": 1,
  "wall_seconds": 47.913,
  "stages": {
    "compile_runtime": "270\u00b5s",
    "gemm_candidates": "28.4s",
    "construct_mid": "47.9s"
  },
  "diagnostic": [
    "2026-09-22T14:58:02.470562Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:compile_runtime: close time.busy=270\u00b5s time.idle=4.94\u00b5s",
    "2026-09-22T14:58:20.648004Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid:gemm_candidates: close time.busy=18.2s time.idle=4.30\u00b5s",
    "2026-09-22T14:58:49.088557Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid:gemm_candidates: close time.busy=28.4s time.idle=3.88\u00b5s",
    "2026-09-22T14:58:50.324833Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}:construct_mid: close time.busy=47.9s time.idle=2.95\u00b5s",
    "2026-09-22T14:58:50.324871Z  INFO ipu_codegen.package.build{tile_count=1472 operations=3}: close time.busy=47.9s time.idle=2.87\u00b5s",
    "Error: planning failed: no fitting path through high operation boundary 3",
    "",
    "Caused by:",
    "    no fitting path through high operation boundary 3"
  ]
}