Inline subagent prompt ends the turn for the hook and bell: budget spend under-counted #98

cat > /tmp/repro-sidechain.mts <<'EOF'
import { mkdtempSync, readFileSync, writeFileSync } from 'node:fs';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
const R = process.cwd(); // запускать из корня репозитория
const load = (p: string) => import(`${R}/${p}`);
let t = Date.parse('2026-10-01T07:00:00Z'), n = 0;
const at = (ms = 20_000) => new Date((t += ms)).toISOString();
const base = (x = {}) => ({ uuid: `u${++n}`, parentUuid: null, sessionId: 's', cwd: '/p', isSidechain: false, ...x });
const user = (content: unknown, x = {}, gap?: number) => ({ ...base(x), type: 'user', timestamp: at(gap), message: { role: 'user', content } });
const ai = (block: object, ctx: number, out: number, ids: { rid?: string; mid: string }, x = {}, gap?: number) => ({ ...base(x), type: 'assistant', timestamp: at(gap), ...(ids.rid ? { requestId: ids.rid } : {}), message: { id: ids.mid, role: 'assistant', model: 'claude-x', content: [block], usage: { input_tokens: 0, cache_read_input_tokens: ctx, cache_creation_input_tokens: 0, output_tokens: out } } });
const result = (id: string, gap?: number) => ({ ...base(), type: 'user', timestamp: at(gap), message: { role: 'user', content: [{ type: 'tool_result', tool_use_id: id, content: 'ok' }] } });
const text = (s: string) => ({ type: 'text', text: s });
const tool = (id: string, name: string, input: object) => ({ type: 'tool_use', id, name, input });
const write = (lines: object[]) => { const f = join(mkdtempSync(join(tmpdir(), 'repro-')), 's.jsonl'); writeFileSync(f, lines.map((l) => JSON.stringify(l)).join('\n') + '\n'); return f; };
// ход с промптом сабагента прямо в основном файле (isSidechain: true), бюджет хода 10M
const BUDGET = 10_000_000;
const lines = [
  user('fix the parser'),
  ai(tool('t1', 'Task', { description: 'find bug', prompt: 'find the parser bug' }), 6_000_000, 30, { rid: 'm1', mid: 'mm1' }),
  user('find the parser bug', { isSidechain: true }),
  ai(text('found it'), 1_000_000, 30, { rid: 's1', mid: 'ms1' }, { isSidechain: true }),
  result('t1'),
  ai(text('fixed'), 6_000_000, 30, { rid: 'm2', mid: 'mm2' }),
];
const f = write(lines);
const { analyzeTurn } = await load('scripts/turn-accounting.mjs');
const jsonl = await load('src/main/utils/jsonl.ts');
const { TurnBudgetDetector } = await load('src/main/utils/loopDetection.ts');
const { ChunkBuilder } = await load('src/main/services/analysis/ChunkBuilder.ts');
const { transformChunksToConversation } = await load('src/renderer/utils/groupTransformer.ts');
const { sumTurnReread } = await load('src/renderer/utils/contextTracker.ts');
const msgs = await jsonl.parseJsonlFile(f);
const det = new TurnBudgetDetector();
const alert = msgs.some((m: object) => det.feed('f', [m], BUDGET) !== null);
const groups = transformChunksToConversation(new ChunkBuilder().buildChunks(msgs, []), [], false).items.filter((i: { type: string }) => i.type === 'ai');
const row = {
  'хук (analyzeTurn)': analyzeTurn(readFileSync(f, 'utf8').trim().split('\n').reverse()).spent,
  'колокол (бакет хода)': det.currentTurnTotal('f'),
  'панель Re-read': sumTurnReread(groups[0].group.responses).tokens,
};
console.table(row);
console.log(`хук запретит вызовы: ${row['хук (analyzeTurn)'] >= BUDGET}; колокол позвонит: ${alert}; панель показывает ${row['панель Re-read'] / 1e6}M при бюджете ${BUDGET / 1e6}M`);
console.log(row['хук (analyzeTurn)'] !== row['панель Re-read'] ? 'ВОСПРОИЗВЕДЕНО: промпт сабагента обнуляет ход у хука и колокола' : 'OK');
EOF
pnpm exec tsx /tmp/repro-sidechain.mts