} else {

parentAbortSignal?.addEventListener("abort", relayParentAbort, { once: true });

}

// Periodically report progress during long-running tool execution

// so the lane timeout does not expire while a tool is still running

// (e.g., exec commands taking >5 minutes) (#94033).

const progressInterval = setInterval(() => noteLaneTaskProgress(), 30_000);

const rawAttempt = await runEmbeddedAttemptWithBackend({

sessionId: activeSessionId,

sessionKey: resolvedSessionKey,

throw postCompactionAbortError ?? err;

})

.finally(() => {

clearInterval(progressInterval);

parentAbortSignal?.removeEventListener?.("abort", relayParentAbort);

if (postCompactionAbortController === attemptAbortController) {

postCompactionAbortController = undefined;