import { QuintEx } from './ir/quintIr';
import { Rng } from './rng';
import { QuintError } from './quintError';
import { TraceHook } from './cliReporting';
import { DebugMessage } from './itf';
/**
 * Various settings that have to be passed to the simulator to run.
 */
export interface SimulatorOptions {
    init: string;
    step: string;
    invariant: string;
    individualInvariants?: string[];
    maxSamples: number;
    maxSteps: number;
    numberOfTraces: number;
    rng: Rng;
    verbosity: number;
    storeMetadata: boolean;
    hideVars: string[];
    onTrace?: TraceHook;
}
export interface SimulationTrace {
    states: QuintEx[];
    diagnostics?: DebugMessage[][];
    pendingDiagnostics?: DebugMessage[];
    result: boolean;
    seed: bigint;
}
export type SimulationStatus = 'ok' | 'violation' | 'error';
/** The outcome of a simulation
 */
export interface Outcome {
    status: SimulationStatus;
    errors: QuintError[];
    bestTraces: SimulationTrace[];
    witnessingTraces: number[];
    samples: number;
    traceStatistics: TraceStatistics;
    violatedInvariants: number[];
}
export interface TraceStatistics {
    averageTraceLength: number;
    minTraceLength: number;
    maxTraceLength: number;
}
export declare function getTraceStatistics(traceLengths: number[]): TraceStatistics;
export declare function showTraceStatistics(stats: TraceStatistics): string;