export interface WorkflowTaskFailed {
    'error_type'?: (string);
    'error_message'?: (string);
    'error_details'?: (Buffer | Uint8Array | string);
    /**
     * best-effort query state before failure
     */
    'query_states'?: ({
        [key: string]: Buffer | Uint8Array | string;
    });
    /**
     * T2: TYPED nondeterminism classification (P11.2). True when the SDK's own
     * step-identity validation (Design Law 1) detected control-flow drift —
     * the server transitions the run to the RESUMABLE
     * BLOCKED_NONDETERMINISTIC status instead of FAILED. This flag, set by
     * the SDK from its NonDeterminismError type (instanceof/isinstance —
     * never by error-name string), IS the wire contract; error_type stays
     * purely informational. A user-defined error that merely shares the name
     * gets ordinary failure semantics.
     */
    'nondeterminism'?: (boolean);
}
export interface WorkflowTaskFailed__Output {
    'error_type': (string);
    'error_message': (string);
    'error_details': (Buffer);
    /**
     * best-effort query state before failure
     */
    'query_states': ({
        [key: string]: Buffer;
    });
    /**
     * T2: TYPED nondeterminism classification (P11.2). True when the SDK's own
     * step-identity validation (Design Law 1) detected control-flow drift —
     * the server transitions the run to the RESUMABLE
     * BLOCKED_NONDETERMINISTIC status instead of FAILED. This flag, set by
     * the SDK from its NonDeterminismError type (instanceof/isinstance —
     * never by error-name string), IS the wire contract; error_type stays
     * purely informational. A user-defined error that merely shares the name
     * gets ordinary failure semantics.
     */
    'nondeterminism': (boolean);
}