whetstone_DSL/docs/sprint254_execution_tracker_2026-02-26.md

Sprint 254 Execution Tracker - 2026-02-26

Scope

• sprint254_plan.md

Implemented

New tool:

• tools/mcp/synthesize_raw_gap_backlog.py
  • Aggregates closure ladder run artifacts into prioritized raw-gap signals.
  • Mines raw_only attempt coverage checks where available.

Batch runner integration:

• tools/mcp/run_native_profile_closure_ladder_batch.sh
  • now emits:
    • raw_gap_backlog.json
    • raw_gap_backlog.md

Validation Artifact

• logs/taskitem_runs/TEST_ONLY_sprint254_closure_ladder_batch_20260226_r2/raw_gap_backlog.json

Observed top missing signals (sample batch):

• missing_prerequisite_op:whetstone_validate_taskitem
• missing_execution_contract:deterministic
• missing_prerequisite_op:whetstone_queue_ready
• missing_execution_contract:rollbackRequired
• missing_execution_contract:replayValidationRequired

Explicit Completion Signal

• Sprint 254: DONE (implemented + prioritized raw-gap backlog verified)