import type { Test } from "../eval/runTypes.js";
/** Raw rmSync, not safeDelete: mkdtemp paths sit outside any project root,
 *  which safeDelete refuses by design. */
export declare function cleanupFakeRuns(): void;
/**
 * A run directory (one trace) backed by real artifacts on disk, because
 * grading reads the directory: a statelog with the trace, and the harness's
 * `run` row naming the test. Optimizer tests inject `runInput` seams that
 * return this directory. Registered for cleanupFakeRuns.
 */
export declare function fakeRun(inputId: string, output: unknown, spec?: Test, costUsd?: number): string;