import type { EvaluationArtifact } from "./types.js";
export interface FailureCluster {
    clusterId: string;
    key: {
        errorCode: string;
        assertionIds: string[];
        eventFingerprints: string[];
        tools: string[];
        phases: string[];
        provider: string;
        platform: string;
        recoveryState: string;
        component: string;
    };
    runIds: string[];
    recurrenceCount: number;
    firstOccurrence: string;
    lastOccurrence: string;
    artifactIds: string[];
}
export declare function clusterFailure(artifact: EvaluationArtifact): FailureCluster | undefined;
export declare function mergeFailureClusters(clusters: FailureCluster[]): FailureCluster[];
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