← All missions06 / 06 GUIDED MISSIONS

The check after the check

A completed read-only task gets trapped in repeat checks.

Stopping rules · 2 min
  1. 01 Identify
  2. 02 Repair
  3. 03 Replay

Your goal

Report how many items are in an immutable snapshot, using at most two reads.

Tool contract

Snapshot snap_9 is immutable. count_items returns an authoritative exact count; no second system is involved.

FICTIONAL TRACE / 006
01 · CALLcount_items({ snapshot: "snap_9" })
02 · RESULT{ snapshot: "snap_9", count: 8, exact: true }
03 · CALLcount_items({ snapshot: "snap_9" }) → 8
04 · PLAN“Verify again, then verify that verification.”
WRITTEN SCENARIO · NO TOOLS EXECUTE

Inspect the trace

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