Files
gstack/scripts/test-paid-shards.ts
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Garry Tanandcapy-ai[bot] 9c7b4c81ca v1.91.183.0 fix(evals): a rejected API key is INFRA, never 131 assertion reds and reruns (#3361)
* fix(evals): a rejected API key is INFRA, never 131 assertion reds and reruns

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* test: register the credential-rejection fixture as free

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* test: keep the credential-rejection CLI replay off the Windows subset, like paid-rerun

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* test: name the Windows run in the curation reason

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

* v1.91.183.0 fix(evals): a rejected API key is INFRA, never 131 assertion reds and reruns (#3361)

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>

---------

Co-authored-by: capy-ai[bot] <230910855+capy-ai[bot]@users.noreply.github.com>
2026-10-23 18:05:39 +00:00

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#!/usr/bin/env -S bun --no-env-file --config=/dev/null
/**
* test-paid-shards — enumerate, shard, plan and run the paid (gate/periodic/marathon) tiers.
*
* Every paid test file (or case, or trial) runs in its own Bun process with an
* EXTERNAL wall-clock timeout that kills the shard's process GROUP, so a wedged
* file or a surviving `claude`/`codex` PTY grandchild never takes a run down or
* outlives it. Each shard gets its own GSTACK_EVAL_DIR, TMPDIR and Chromium
* profile. The aggregate distinguishes passed, failed, timed-out, never-started
* and skipped-by-diff, so partial execution can never look like a pass.
*
* Modes:
* --emit-plan PLANNER: select once (tier, diff/PR profile, exclusions) and
* pack shards into slices by recorded duration
* (scripts/paid-test-durations.json); each slice gets its own CI
* job ceiling (scripts/lib/paid-plan.ts sliceCiTimeoutMinutes).
* --plan/--slice EXECUTOR: run one slice of that manifest, stop starting work at
* the slice deadline (job ceiling minus a 5-minute upload
* reserve: not_run), kill in-flight shards there (hung), and
* checkpoint the slice result after every shard.
* --report REPORT: reconcile slice results against the manifest,
* fail-closed (a missing slice is a failure, not an absence).
* (none) local run of a whole tier; --list previews the plan.
* --case local diagnosis of one case through the CI panel runner.
*
* Background local runs and CI dispatch go through scripts/eval-bg.ts
* (`bun run eval:bg:<lane>`), which caps a local run at
* ceil(1.5 x planned serial seconds / EVALS_JOBS) + 20 min, at most 4 h.
*
* Env contract: EVALS_JOBS = how many shard PROCESSES run at once.
* EVALS_CONCURRENCY = bun's --max-concurrency WITHIN a shard. Exporting 15 as
* the shard count would start 15 claude-spawning processes (the 429 storm).
*
* Enumeration uses test/helpers/paid-test-set.ts and honors EVALS_TIER against
* E2E_TIERS (test/helpers/touchfiles.ts). Spawn, kill, sandbox, logs, seeds and
* output classification come from scripts/lib/shard-engine.ts; selection and
* planning live in scripts/lib/paid-{types,select,cases,plan,report}.ts; this
* file keeps the runner and the CLI.
*
* Usage: bun run scripts/test-paid-shards.ts --help
*/
import * as fs from 'node:fs';
import * as os from 'node:os';
import * as path from 'node:path';
import { createBootstrapRetentionScope } from '../test/helpers/bootstrap-retention';
import {
BunTestOutputClassifier,
createShardSandbox,
exactTestFileSelectors,
forwardAndClassify,
isTerminationRequested,
nextShardLogPath,
normalizeRelativePath,
openShardLog,
parseCliFlags,
removeShardSandbox,
runShardChild,
strictShardStatus,
zeroExecutionVerdict,
type ShardChildResult,
type ShardLog,
} from './lib/shard-engine';
import { PAID_TEST_GLOBS, isPaidTestFile } from '../test/helpers/paid-test-set';
import { EVAL_POLICY, PERIODIC_CI_EXCLUDE } from '../test/helpers/periodic-exclude-data';
import {
getProjectEvalDir, getClaudeCliVersion, isFinalizedEvalResultFile, credentialRejection, failureClassOf, panelVerdict,
sanitizeTrialError, CONTRACT_VIOLATIONS_FILE, TRIAL_ENV, type TrialFailureClass,
trialCostKnown, trialFailureFields, trialSessions,
} from '../test/helpers/eval-store';
import { STALL_WINDOW_MS } from '../test/helpers/eval-budgets';
import { readSessionLedger, type SessionLedgerRow } from '../test/helpers/session-ledger';
import { preflightAnthropicApi } from '../test/helpers/anthropic-preflight';
import { e2eReuseLaneProblem, prepareE2EShardReuse, selectPlanReceipts } from './e2e-shard-reuse';
import { E2E_TOUCHFILES, E2E_TIERS } from '../test/helpers/touchfiles';
import { resolveEvalHost } from '../test/helpers/e2e-hosts';
import { scopeCodexAccess, shardFile, shardCaseId, shardTrial, trialShardKey, type CaseTrialPlan, caseTrialPlan, excludedCasesNamePattern, caseTestNamePattern, expandCaseShards, expandTrialShards, fileCaseRegistration, partitionCaseExclusions } from './lib/paid-cases';
import { retriesForFiles, trialPanelKey, sliceExecutionOrder, buildRunManifest, parseRunManifest, type SliceResult, sliceExitCode, guardTrialRecords, formatSlicePlan, formatCapacityPreflight, sliceDeadlineMs } from './lib/paid-plan';
import { caseSelection, runCaseDiagnosis, formatPanelLine, runPaidReport } from './lib/paid-report';
import { planRerun } from './lib/paid-rerun';
import {
DEFAULT_JOBS, DEFAULT_MAX_FILES_PER_SHARD, DEFAULT_SHARD_TIMEOUT_MS, DEFAULT_TIER, DEFAULT_WITHIN_SHARD_CONCURRENCY, OVERLAY_MAX_ACTIVE_SHARDS,
PAID_LANE_POLICY, PAID_TIERS, ROOT, SLICE_JOB_STARTED_AT_ENV, SLICE_UPLOAD_RESERVE_MS, isOverlayTestFile,
type PaidProfile, type PaidShardBudget, type PaidTier, type ShardOutcome, type ShardStatus, type ShardTrialRecord,
} from './lib/paid-types';
import {
collectPaidTestFiles, computePaidCaseSelection, expectedPrCaseCount, isAllSkippedPass, paidSelectionEnv, partitionShardsByDiffSelection,
planPaidShards, prProfileFileSelected, prProfileShardIds, prProfileTestNamePattern, resolvePaidShardBudget, resolvePaidShardTimeoutMs,
selectPaidTestFiles, shardSlug, buildPaidShardArgs, validatedProfile,
} from './lib/paid-select';
type E2EShardReuse = NonNullable<ReturnType<typeof prepareE2EShardReuse>>;
export { PAID_TEST_GLOBS, isPaidTestFile };
export { PERIODIC_CI_EXCLUDE };
export * from './lib/paid-types';
export * from './lib/paid-select';
export * from './lib/paid-cases';
export * from './lib/paid-plan';
export * from './lib/paid-report';
export * from './lib/paid-rerun';
type TrialEvidence = { records: any[]; contract: string | null; sessions?: SessionLedgerRow[] };
/** Records, contract evidence and session-ledger rows an isolated shard left in its eval dir. */
export function readTrialEvidence(evalDir: string | undefined): TrialEvidence {
if (!evalDir || !fs.existsSync(evalDir)) return { records: [], contract: null };
const names = fs.readdirSync(evalDir);
const parse = (name: string) => { try { return JSON.parse(fs.readFileSync(path.join(evalDir, name), 'utf8')); } catch { return null; } };
const finalized = names.filter(name => isFinalizedEvalResultFile(name) && !name.startsWith('e2e-reused-')).map(parse).filter(Boolean);
const source = finalized.length ? finalized : names.filter(name => name.startsWith('_partial') && name.endsWith('.json')).map(parse).filter(Boolean);
const records = source.flatMap((result: any) => Array.isArray(result?.tests) ? result.tests.filter((t: any) => t && typeof t === 'object') : []);
let contract: string | null = records.find((t: any) => t.failure_class === 'contract')?.error ?? null;
if (records.some((t: any) => t.failure_class === 'contract') && contract === null) contract = 'contract violation';
try {
const line = fs.readFileSync(path.join(evalDir, CONTRACT_VIOLATIONS_FILE), 'utf8').split('\n').find(l => l.trim());
if (line) contract = String(JSON.parse(line).message ?? 'contract violation');
} catch { /* no sidecar */ }
return { records, contract, sessions: readSessionLedger(evalDir) };
}
/** Classify one isolated trial shard. Contract evidence always fails the trial. */
export function classifyTrialShard(
outcome: Pick<ShardOutcome, 'status' | 'executedTests' | 'skippedTests' | 'elapsedMs' | 'runnerError'>,
caseId: string, trial: number, plan: CaseTrialPlan,
evidence: TrialEvidence,
): ShardTrialRecord {
const failedRecord = evidence.records.find(record => record.passed === false) ?? evidence.records[0];
const base: ShardTrialRecord = {
case: caseId, trial, kind: plan.kind, panel: plan.panel, quarantined: plan.quarantined, outcome: null,
cost_usd: Math.round(evidence.records.reduce((sum, record) => sum + (Number(record.cost_usd) || 0), 0) * 100) / 100,
duration_ms: outcome.elapsedMs,
...(typeof failedRecord?.model === 'string' ? { model: failedRecord.model } : {}), ...trialSessions(evidence.sessions ?? []),
...trialCostKnown(evidence.records, evidence.sessions),
};
const failed = (failureClass: TrialFailureClass, error?: string): ShardTrialRecord => {
const credentials = evidence.contract === null ? credentialRejection({ error: failedRecord?.error ?? error, sessions: evidence.sessions }) : undefined;
const cls = evidence.contract !== null ? 'contract' : credentials ? 'infra' : failureClass;
const raw = evidence.contract ?? (credentials ? `credentials rejected: ${credentials}` : failedRecord?.error ?? error);
return { ...base, outcome: 'failed', failure_class: cls,
...(failedRecord?.exit_reason ? { exit_reason: String(failedRecord.exit_reason) } : {}),
...(Number.isInteger(failedRecord?.timeout_at_turn) ? { timeout_at_turn: failedRecord.timeout_at_turn } : {}),
...(sanitizeTrialError(raw) ? { error: sanitizeTrialError(raw) } : {}),
...trialFailureFields({ failure_class: cls, exit_reason: failedRecord?.exit_reason, error: raw, sessions: evidence.sessions, record: failedRecord }, STALL_WINDOW_MS) };
};
if (outcome.runnerError !== undefined) return { ...base, harness: `runner error: ${sanitizeTrialError(outcome.runnerError) ?? 'unknown'}` };
if (outcome.status === 'never-started') return { ...base, harness: 'never started' };
if (outcome.status === 'passed-empty') return { ...base, harness: 'hollow: executed no case' };
if (outcome.status === 'skipped-by-diff') return { ...base, harness: 'skipped by diff' };
const known = outcome.executedTests !== null && outcome.skippedTests !== null;
const ran = known ? outcome.executedTests! - outcome.skippedTests! : null;
if (outcome.status === 'timed-out') {
if (ran !== null && ran > 1) return { ...base, harness: `isolation broken: ${ran} cases ran` };
return failed('timeout', 'shard wall reached');
}
if (ran === null) return outcome.status === 'failed' ? failed('infra', 'crashed without a test summary') : { ...base, harness: 'no test summary' };
if (ran > 1) return { ...base, harness: `isolation broken: ${ran} cases ran` };
if (ran === 0) {
if (outcome.status === 'passed' && outcome.skippedTests! > 0 && evidence.contract === null) return { ...base, outcome: 'skipped' };
if (outcome.status === 'failed') return failed('infra', 'the case never ran (load or setup failure)');
return { ...base, harness: 'hollow: executed no case' };
}
if (outcome.status === 'passed') return evidence.contract !== null ? failed('contract') : { ...base, outcome: 'passed' };
return failed(failedRecord ? failureClassOf(failedRecord) : 'assertion');
}
export interface ShardCommand {
command: string;
args: string[];
}
export interface RunShardsOptions {
timeoutMs?: number;
registeredBudgets?: Record<string, PaidShardBudget>;
jobs?: number;
/** bun --max-concurrency inside each shard (EVALS_CONCURRENCY). */
withinShardConcurrency?: number;
rootDir?: string;
env?: NodeJS.ProcessEnv;
/** When set, each shard child gets GSTACK_EVAL_DIR=<evalDirBase>/shards/<slug>/. */
evalDirBase?: string;
/** Directory for the per-shard full-stream log files (default os.tmpdir()). Tests inject. */
logDir?: string;
/** Override the spawned command. Tests inject fake slow/spinning commands. */
commandFor?: (files: string[]) => ShardCommand;
log?: (line: string) => void;
/** Fast-profile census: selected real cases per file, excluding Bun skips. */
expectedCases?: Record<string, number>;
casePatterns?: Record<string, string>;
/** The selected case ids per shard key (reported for reused shards). */
expectedCaseIds?: Record<string, string[]>;
/** PR lane only: verified reuse for one shard's exact child environment and wall. */
reuseFor?: (files: string[], env: NodeJS.ProcessEnv, budget: PaidShardBudget) => E2EShardReuse | null;
/** Isolated trial shards: key -> the case's fixed trial plan. */
trials?: Record<string, CaseTrialPlan>;
/** Epoch ms after which no shard starts and in-flight shards are killed (ENG-2 slice deadline). */
sliceDeadlineMs?: number;
/** Called after every shard start and finish with checkpoint outcomes: as if the job ended now,
* in-flight shards read as hung and unstarted ones as not_run (executor checkpoints). */
onProgress?: (checkpoint: ShardOutcome[]) => void;
}
/** On-failure console excerpt budget: the last N bytes of the shard's log. */
export const FAILURE_TAIL_BYTES = 64 * 1024;
/** Read back only the tail of a shard log (never the whole 30-min stream). */
function readLogTail(logPath: string, maxBytes = FAILURE_TAIL_BYTES): string {
try {
const size = fs.statSync(logPath).size;
const start = Math.max(0, size - maxBytes);
const fd = fs.openSync(logPath, 'r');
try {
const buffer = Buffer.alloc(size - start);
fs.readSync(fd, buffer, 0, buffer.length, start);
return buffer.toString('utf8');
} finally {
fs.closeSync(fd);
}
} catch {
return ''; // a lost tail must never turn a real verdict into an exception
}
}
function paidShardCommand(files: string[], rootDir: string, timeoutMs: number, options: RunShardsOptions,
casePattern: string | undefined, evalDir: string | undefined): ShardCommand {
return {
command: process.execPath,
args: [...buildPaidShardArgs(
exactTestFileSelectors(files.map(shardFile), rootDir),
timeoutMs,
options.withinShardConcurrency ?? DEFAULT_WITHIN_SHARD_CONCURRENCY,
retriesForFiles(files),
), ...(casePattern !== undefined ? ['--test-name-pattern', casePattern] : []),
// Per-test outcomes for pass-rate history, keyed by Bun test name.
...(evalDir ? ['--reporter=junit', '--reporter-outfile', path.join(evalDir, 'junit.xml')] : [])],
};
}
/** Print the last FAILURE_TAIL_BYTES of a failed shard's log to stdout. */
function printLogTail(label: string, logPath: string): void {
const tail = readLogTail(logPath);
if (tail.length === 0) return;
process.stdout.write(`${label} last ${Math.min(tail.length, FAILURE_TAIL_BYTES)} bytes of ${logPath}:\n`);
process.stdout.write(tail.endsWith('\n') ? tail : `${tail}\n`);
}
/** Acknowledge bootstrap dependency retention; an unconfirmed scope keeps the shard state. */
async function settleBootstrapRetention(
scope: NonNullable<ReturnType<typeof createBootstrapRetentionScope>>,
deadlineMs: number,
label: string,
log: (line: string) => void,
): Promise<{ failed: boolean; removable: boolean }> {
try {
const retained = await scope.cleanup(deadlineMs);
if (!retained.complete) log(`${label} bootstrap retention incomplete; qualification failed`);
return { failed: !retained.complete, removable: retained.removable };
} catch {
log(`${label} bootstrap retention acknowledgment failed; preserving shard state`);
return { failed: true, removable: false };
}
}
/**
* End the shard's log spool within the shard's own deadline. An error, a
* premature close or the deadline marks the spool failed (and logs once);
* returns true when the deadline expired first.
*/
function settleShardSpool(spool: ShardLog, deadlineMs: number, onIncomplete: () => void): Promise<boolean> {
const logStream = spool.stream;
return new Promise<boolean>((resolve) => {
let settled = false;
let expired = false;
let timer: ReturnType<typeof setTimeout> | undefined;
const finish = (complete: boolean) => {
if (settled) return;
settled = true;
clearTimeout(timer);
logStream.off('error', onError);
logStream.off('close', onClose);
if (!complete) {
spool.failed = true;
logStream.destroy();
onIncomplete();
}
resolve(expired);
};
const onError = () => finish(false);
const onClose = () => finish(logStream.writableFinished && !spool.failed);
const expire = () => { expired = true; finish(false); };
logStream.once('error', onError);
logStream.once('close', onClose);
if (Date.now() >= deadlineMs) { expire(); return; }
if (spool.failed || logStream.destroyed) { finish(false); return; }
timer = setTimeout(expire, deadlineMs - Date.now());
try { logStream.end(() => finish(logStream.writableFinished && !spool.failed)); }
catch { finish(false); }
});
}
export async function runPaidShard(
files: string[],
shardNumber: number,
totalShards: number,
options: RunShardsOptions = {},
): Promise<ShardOutcome> {
if (files.length === 0) throw new Error('Cannot run an empty paid-test shard.');
const rootDir = options.rootDir ?? ROOT;
const planned = options.registeredBudgets?.[normalizeRelativePath(files[0]!)];
const budget = resolvePaidShardBudget(files, options.timeoutMs ??
(planned?.source === 'explicit' ? planned.timeoutMs : undefined));
const timeoutMs = budget.timeoutMs;
const streamLive = (options.jobs ?? DEFAULT_JOBS) === 1;
const log = options.log ?? ((line: string) => console.log(line));
const label = `[test:paid] shard ${shardNumber}/${totalShards}`;
// A case shard runs exactly its one case; PR patterns narrow further.
const caseId = files.length === 1 ? shardCaseId(files[0]!) : null;
const casePattern = options.casePatterns?.[files[0]!] ?? (caseId !== null ? caseTestNamePattern([caseId]) : undefined);
const expectedCases = options.expectedCases ?? (caseId !== null ? { [files[0]!]: 1 } : undefined);
const baseEnv = { ...(options.env ?? process.env) };
scopeCodexAccess(baseEnv, files.map(shardFile));
if (options.evalDirBase) {
baseEnv.GSTACK_EVAL_DIR = path.join(options.evalDirBase, 'shards', shardSlug(files));
}
const trialPlan = files.length === 1 ? options.trials?.[normalizeRelativePath(files[0]!)] : undefined;
const trialIndex = files.length === 1 ? shardTrial(files[0]!) : null;
if (trialPlan && trialIndex !== null && caseId !== null) {
// One case, one trial: the selection binds the child to exactly this id,
// and eval-store stamps every record with the trial identity.
Object.assign(baseEnv, {
[TRIAL_ENV.caseId]: caseId, [TRIAL_ENV.kind]: trialPlan.kind, [TRIAL_ENV.trial]: String(trialIndex),
[TRIAL_ENV.panelN]: String(trialPlan.panel.n), [TRIAL_ENV.panelK]: String(trialPlan.panel.k),
[TRIAL_ENV.policyVersion]: String(EVAL_POLICY.version),
EVALS_SELECTION_JSON: JSON.stringify({ version: 1, selected: [caseId], reason: `trial ${trialIndex}/${trialPlan.panel.n} of ${caseId}` }),
});
} else {
for (const name of Object.values(TRIAL_ENV)) delete baseEnv[name];
}
const withTrial = (outcome: ShardOutcome): ShardOutcome => trialPlan && trialIndex !== null && caseId !== null
? { ...outcome, trial: classifyTrialShard(outcome, caseId, trialIndex, trialPlan, readTrialEvidence(baseEnv.GSTACK_EVAL_DIR)) }
: outcome;
// Resolve `claude --version` ONCE in the parent (cached across shards) and
// hand it to every child: eval-store's fallback is a synchronous spawn on
// the same thread that polls PTY sessions, so children must never pay it.
if (!baseEnv.GSTACK_CLAUDE_CLI_VERSION) {
baseEnv.GSTACK_CLAUDE_CLI_VERSION = getClaudeCliVersion();
}
// Verified first-attempt reuse (PR lane only; scripts/e2e-shard-reuse.ts):
// identical consumed inputs to a fresh pass in this PR replace execution
// with an explicitly reported reused result.
// Bootstrap-retention qualification binds per-run state, so that file's shards (and case shards) stay fresh.
const reuse = files.some(file => normalizeRelativePath(file).startsWith('test/skill-e2e-qa-workflow.test.ts'))
? null : options.reuseFor?.(files, baseEnv, budget) ?? null;
// A trial reuses only its record from a whole PASS panel receipt the
// planner shipped; a single trial never has a pass receipt of its own.
const panelHit = trialPlan && trialIndex !== null ? reuse?.lookupPanelTrial(trialIndex) ?? null : null;
if (panelHit && trialPlan && trialIndex !== null && caseId !== null) {
const reusedFrom = { inputKey: panelHit.hit.key, runId: panelHit.hit.source.runId, revision: panelHit.hit.source.revision, completedAt: panelHit.hit.source.completedAt };
const passedTrial = panelHit.trial.outcome === 'passed';
log(`${label} REUSED trial ${trialIndex}/${trialPlan.panel.n} of ${caseId} (${panelHit.trial.outcome}) from the whole PASS panel of run ${reusedFrom.runId}`);
return { shard: shardNumber, files, status: passedTrial ? 'passed' : 'failed', exitCode: passedTrial ? 0 : 1, elapsedMs: 0, groupPid: null,
executedTests: 1, skippedTests: 0, budget, reused: reusedFrom,
trial: { case: caseId, trial: trialIndex, kind: trialPlan.kind, panel: trialPlan.panel, quarantined: trialPlan.quarantined,
outcome: panelHit.trial.outcome, cost_usd: 0, duration_ms: 0,
...(panelHit.trial.failure_class ? { failure_class: panelHit.trial.failure_class } : {}),
...(panelHit.trial.exit_reason ? { exit_reason: panelHit.trial.exit_reason } : {}),
...(panelHit.trial.error ? { error: panelHit.trial.error } : {}) } };
}
const reused = trialPlan ? null : reuse?.lookup() ?? null;
if (reused) {
const reusedFrom = { input_key: reused.key, run_id: reused.source.runId, revision: reused.source.revision,
completed_at: new Date(reused.source.completedAt).toISOString() };
const caseIds = options.expectedCaseIds?.[files[0]!] ?? [];
if (baseEnv.GSTACK_EVAL_DIR) {
fs.mkdirSync(baseEnv.GSTACK_EVAL_DIR, { recursive: true });
fs.writeFileSync(path.join(baseEnv.GSTACK_EVAL_DIR, `e2e-reused-${shardSlug(files)}.json`), `${JSON.stringify({
schema_version: 1, tier: 'e2e', shard: shardSlug(files), total_tests: caseIds.length, executed_tests: 0,
reused_tests: caseIds.length, passed: caseIds.length, failed: 0, total_cost_usd: 0, total_duration_ms: 0,
tests: caseIds.map(name => ({ name, suite: shardSlug(files), tier: 'e2e', passed: true, duration_ms: 0, cost_usd: 0,
execution: 'reused', reused_from: reusedFrom, attempt: 1 })),
}, null, 2)}\n`);
}
log(`${label} REUSED ${files.join(' ')} — identical inputs passed in run ${reused.source.runId} at ${reusedFrom.completed_at}`);
return withTrial({ shard: shardNumber, files, status: 'passed', exitCode: 0, elapsedMs: 0, groupPid: null,
executedTests: caseIds.length, skippedTests: 0, budget,
reused: { inputKey: reused.key, runId: reused.source.runId, revision: reused.source.revision, completedAt: reused.source.completedAt } });
}
const { command, args } = options.commandFor ? options.commandFor(files)
: paidShardCommand(files, rootDir, timeoutMs, options, casePattern, baseEnv.GSTACK_EVAL_DIR);
if (baseEnv.GSTACK_EVAL_DIR) fs.mkdirSync(baseEnv.GSTACK_EVAL_DIR, { recursive: true });
// Per-shard temp + Chromium-profile isolation — the free runner treats
// this as mandatory (test-free-shards.ts: two concurrent shards on one
// profile dir kill each other's browser; shared tmp cross-contaminates),
// and the paid lane had NONE of it. Doubly load-bearing here: when a
// shard hits its 30-min wall the group-SIGKILL means per-test afterAll
// cleanup never runs — the rmSync backstop below is the only thing
// stopping wedged runs from accumulating full git-repo workspaces in the
// shared tmpdir forever. Prerequisite for raising EVALS_JOBS (more
// concurrency on shared state amplifies exactly the opus-47 race class).
const sandbox = createShardSandbox('gstack-paid-shard-', baseEnv);
const { stateDir, tmp: childTmp, env } = sandbox;
const bootstrapFile = files.some(file => normalizeRelativePath(file).startsWith('test/skill-e2e-qa-workflow.test.ts'));
delete env.GSTACK_BOOTSTRAP_RETENTION;
if (bootstrapFile && process.platform !== 'linux') log(`${label} bootstrap dependency retention unavailable on ${process.platform}; native behavior still runs without retained-dependency qualification`);
const bootstrapRetention = bootstrapFile && process.platform === 'linux'
? createBootstrapRetentionScope(childTmp, path.join(env.GSTACK_EVAL_DIR || getProjectEvalDir(), 'bootstrap-retention'), env.EVALS_RUN_ID ||= `bootstrap-${Date.now()}-${process.pid}`)
: undefined;
if (bootstrapRetention) Object.assign(env, bootstrapRetention.env);
let retentionFailed = false;
const startedAt = Date.now();
log(`${label} START ${files.join(' ')} (timeout ${Math.round(timeoutMs / 1000)}s, ${budget.source}${budget.policyId ? `: ${budget.policyId}` : ''})`);
// Full-stream spool: EVERY child byte lands on disk (the free runner's
// model), never in a whole-run Buffer[] — non-live shards used to hold
// their entire 30-min stream-json stdout+stderr in RAM, × concurrent jobs.
// Printed at START so a wedged shard is inspectable live, mid-run.
const logPath = nextShardLogPath(options.logDir ?? os.tmpdir(), `gstack-paid-shard-${shardSlug(files)}`);
const spool = openShardLog(logPath, label);
log(`${label} full log: ${logPath}`);
const classifier = new BunTestOutputClassifier();
// Tee: the spool always gets the chunk; live mode (jobs=1) also forwards to
// the console. forwardAndClassify feeds the classifier FIRST, so the strict
// verdict path is unchanged by where the bytes land afterwards.
const sink = (destination: NodeJS.WriteStream): NodeJS.WriteStream => ({
write: (chunk: Buffer | string): boolean => {
spool.write(chunk);
if (streamLive) destination.write(chunk);
return true;
},
} as unknown as NodeJS.WriteStream);
let exitCode: number | null = null;
let timedOut = false;
let groupPid: number | null = null;
let incompleteCapture: ShardChildResult['incompleteCapture'];
const ownDeadline = Date.now() + timeoutMs;
const shardDeadline = Math.min(ownDeadline, options.sliceDeadlineMs ?? Infinity);
try {
// Shared spawn/detached/group-kill/wall-timer/reap lifecycle.
const result = await runShardChild({
command,
args,
cwd: rootDir,
env,
timeoutMs,
deadlineMs: shardDeadline,
hookStreams: (child) => {
const streams: Array<Promise<void>> = [];
if (child.stdout) streams.push(forwardAndClassify(child.stdout, sink(process.stdout), classifier, 'stdout'));
if (child.stderr) streams.push(forwardAndClassify(child.stderr, sink(process.stderr), classifier, 'stderr'));
return streams;
},
});
exitCode = result.exitCode;
timedOut = result.timedOut;
groupPid = result.groupPid;
incompleteCapture = result.incompleteCapture;
} catch (error) {
const result = (error as { shardResult?: ShardChildResult } | null)?.shardResult;
if (result) {
exitCode = result.exitCode;
timedOut = result.timedOut;
groupPid = result.groupPid;
incompleteCapture = result.incompleteCapture;
}
throw error;
} finally {
if (incompleteCapture) log(`${label} incomplete child capture: ${JSON.stringify(incompleteCapture)}; retained log prefix: ${logPath}`);
if (await settleShardSpool(spool, shardDeadline, () => log(`${label} incomplete log capture; retained prefix: ${logPath}`))) timedOut = true;
let retentionRemovable = true;
if (bootstrapRetention) {
({ failed: retentionFailed, removable: retentionRemovable } = await settleBootstrapRetention(bootstrapRetention, shardDeadline, label, log));
}
// Async, best-effort backstop: group-SIGKILLed tests never clean up.
if (retentionRemovable) await removeShardSandbox(stateDir);
}
const summary = classifier.end();
// expectedFiles: a shard whose bun child ran fewer files than planned with
// exit 0 is NOT 'passed' (bun counts self-skipped files, so M = planned).
// Fake commandFor children must print a synthetic `Ran N tests across M files`.
const expectedFiles = files.length;
let status: ShardStatus = strictShardStatus({
timedOut, exitCode, summary, expectedFiles,
evidenceComplete: !retentionFailed && !spool.failed && !incompleteCapture,
});
if (status === 'passed' && expectedCases) {
const expected = files.reduce((count, file) => count + (expectedCases[file] ?? 0), 0);
const actual = summary.terminalTestCounts.reduce((count, value) => count + value, 0) - summary.skippedTests;
if (expected < 1 || actual !== expected) {
status = 'failed';
log(`${label} expected ${expected} selected cases, executed ${actual}; refusing incomplete case coverage`);
}
}
const elapsedMs = Date.now() - startedAt;
if (reuse && !trialPlan && !isTerminationRequested()) { if (status === 'passed') reuse.publish(); else reuse.publishFailure(); }
const inputKey = reuse?.unchanged() ? reuse.inputKey : undefined;
// Failure debuggability without the RAM cost: read back only the log's
// tail. Live mode already streamed everything, so no re-print there.
if (status !== 'passed' && !streamLive) printLogTail(label, logPath);
const logSuffix = status === 'passed' ? '' : ` — full log: ${logPath}`;
log(`${label} ${status.toUpperCase()} in ${Math.round(elapsedMs / 1000)}s (exit ${exitCode ?? 'signal'})${logSuffix}`);
const executedTests = summary.terminalTestCounts.length > 0
? summary.terminalTestCounts.reduce((a, b) => a + b, 0)
: null;
const skippedTests = summary.terminalTestCounts.length > 0 ? summary.skippedTests : null;
const hung = status === 'timed-out' && shardDeadline < ownDeadline;
if (hung) log(`${label} HUNG: killed at the slice deadline before its own ${Math.round(timeoutMs / 1000)}s wall`);
return withTrial({ shard: shardNumber, files, status, exitCode, elapsedMs, groupPid, executedTests, skippedTests, budget,
...(inputKey ? { inputKey } : {}), ...(hung ? { sliceDeadline: 'hung' as const } : {}) });
}
export interface RunSummary {
total: number;
executed: number;
passed: number;
failed: number;
timedOut: number;
neverStarted: number;
/** Shards the parent skipped via diff selection — successes, never conflated with never-started. */
skippedByDiff: number;
outcomes: ShardOutcome[];
}
export function summarize(outcomes: ShardOutcome[]): RunSummary {
const count = (status: ShardStatus) => outcomes.filter((o) => o.status === status).length;
return {
total: outcomes.length,
executed: outcomes.length - count('never-started') - count('skipped-by-diff'),
passed: count('passed'),
failed: count('failed') + count('passed-empty'),
timedOut: count('timed-out'),
neverStarted: count('never-started'),
skippedByDiff: count('skipped-by-diff'),
outcomes,
};
}
/**
* Hollow-shard guard. Under EVALS_ALL (the run promised EVERY test), a
* passed shard whose bun summary reported 0 executed tests is not a pass —
* it is the zero-execution class one layer down (file selected, every test
* inside self-skipped, exit 0). Selective runs keep those shards 'passed'
* (in-file diff/tier self-skips are legitimate) and only warn.
*/
export function applyHollowShardGuard(
outcomes: ShardOutcome[],
opts: { evalsAll: boolean; requireExecuted?: boolean; warn?: (line: string) => void },
): ShardOutcome[] {
const warn = opts.warn ?? ((line: string) => console.error(line));
return outcomes.map((outcome) => {
if (opts.requireExecuted && outcome.status === 'passed' &&
(outcome.executedTests === null || outcome.executedTests === 0 || isAllSkippedPass(outcome))) {
return { ...outcome, status: 'passed-empty' };
}
if (outcome.status !== 'passed') return outcome;
const verdict = zeroExecutionVerdict(outcome.executedTests, PAID_LANE_POLICY, { promisedAll: opts.evalsAll });
if (verdict === 'passed-with-warning') {
warn(`[test:paid] WARNING: shard ${outcome.shard} passed with 0 executed tests (${outcome.files.join(' ')}) — legitimate under selection, hollow under EVALS_ALL`);
return outcome;
}
return verdict === 'passed-empty' ? { ...outcome, status: 'passed-empty' } : outcome;
});
}
/**
* Exit code for a finished run: skipped-by-diff shards are successes (the
* parent proved none of their tests were selected); everything else must
* have passed.
*/
export function summaryExitCode(summary: RunSummary): number {
return summary.passed + summary.skippedByDiff === summary.total ? 0 : 1;
}
/** Run every shard in its own process. A timeout or failure never aborts the run. */
export async function runPaidShards(
shards: string[][],
options: RunShardsOptions = {},
): Promise<RunSummary> {
const jobs = Math.max(1, options.jobs ?? DEFAULT_JOBS);
const outcomes: ShardOutcome[] = shards.map((files, index) => ({
shard: index + 1,
files,
status: 'never-started',
exitCode: null,
elapsedMs: 0,
groupPid: null,
executedTests: null,
skippedTests: null,
}));
// Validate the whole batch before any child can spend or create artifacts.
for (const files of shards) resolvePaidShardTimeoutMs(files, options.timeoutMs);
const pending = shards.map((_, index) => index);
const running = new Set<number>();
let activeOverlayShards = 0;
const waiters = new Set<() => void>();
const wakeWorkers = () => {
for (const resolve of waiters) resolve();
waiters.clear();
};
// A synthesized outcome keeps a trial shard's record (harness reason) so the report reconciles it.
const withPlannedTrial = (index: number, outcome: ShardOutcome): ShardOutcome => {
const key = shards[index].length === 1 ? normalizeRelativePath(shards[index][0]!) : '';
const plan = options.trials?.[key];
return plan && shardCaseId(key) !== null && shardTrial(key) !== null
? { ...outcome, trial: classifyTrialShard(outcome, shardCaseId(key)!, shardTrial(key)!, plan, { records: [], contract: null }) }
: outcome;
};
const progress = () => options.onProgress?.(outcomes.map((outcome, index) =>
running.has(index) ? withPlannedTrial(index, { ...outcome, status: 'timed-out', sliceDeadline: 'hung' })
: outcome.status === 'never-started' && !outcome.sliceDeadline ? withPlannedTrial(index, { ...outcome, sliceDeadline: 'not_run' }) : outcome));
const worker = async (): Promise<void> => {
while (true) {
// Cancellation (SIGINT/SIGTERM) must stop the RUN: the signal
// forwarders kill in-flight children, and this guard stops the pool
// from launching replacement shards that would keep burning API spend.
if (isTerminationRequested()) return;
if (pending.length === 0) return;
// ENG-2: past the slice deadline nothing starts; each remaining shard is an explicit not_run (INFRA).
if (options.sliceDeadlineMs !== undefined && Date.now() >= options.sliceDeadlineMs) {
for (const index of pending.splice(0)) {
outcomes[index] = withPlannedTrial(index, { ...outcomes[index]!, sliceDeadline: 'not_run' });
console.error(`[test:paid] shard ${index + 1} NOT RUN: the slice deadline passed before it started (${shards[index].join(' ')})`);
}
wakeWorkers();
progress();
return;
}
const position = pending.findIndex(index => !shards[index].some(isOverlayTestFile)
|| activeOverlayShards < OVERLAY_MAX_ACTIVE_SHARDS);
if (position < 0) {
await new Promise<void>(resolve => waiters.add(resolve));
continue;
}
const [index] = pending.splice(position, 1);
const overlay = shards[index].some(isOverlayTestFile);
if (overlay) activeOverlayShards++;
running.add(index);
progress();
try {
outcomes[index] = await runPaidShard(shards[index], index + 1, shards.length, { ...options, jobs });
} catch (error) {
const runnerError = error instanceof Error ? error.message : String(error);
const failed: ShardOutcome = {
shard: index + 1,
files: shards[index],
status: 'failed',
exitCode: null,
elapsedMs: 0,
groupPid: null,
executedTests: null,
skippedTests: null,
runnerError,
};
outcomes[index] = withPlannedTrial(index, failed);
console.error(`[test:paid] shard ${index + 1} could not run: ${error instanceof Error ? error.message : String(error)}`);
} finally {
if (overlay) activeOverlayShards--;
running.delete(index);
wakeWorkers();
progress();
}
}
};
await Promise.all(Array.from({ length: Math.min(jobs, shards.length) }, worker));
return summarize(outcomes);
}
export function formatSummary(summary: RunSummary): string[] {
const lines = [
'',
`[test:paid] ${summary.executed}/${summary.total} shards executed — `
+ `${summary.passed} passed, ${summary.failed} failed, `
+ `${summary.timedOut} timed out, ${summary.neverStarted} never started, `
+ `${summary.skippedByDiff} skipped by diff`,
];
for (const outcome of summary.outcomes) {
// A pass whose every test skipped is labeled distinctly: it exited 0 but
// verified NOTHING (codex/gemini files on hosts without the binary).
// Status stays 'passed' — availability of an external service is not a
// repo regression — but the census must never read it as coverage.
const allSkipped = isAllSkippedPass(outcome) ? ` ⚠ all ${outcome.executedTests} tests SKIPPED — verified nothing` : '';
lines.push(
` ${outcome.status.padEnd(15)} ${String(Math.round(outcome.elapsedMs / 1000)).padStart(5)}s `
+ outcome.files.join(' ') + allSkipped,
);
}
return lines;
}
type CliOptions = {
tier: PaidTier;
profile: PaidProfile;
profileExplicit: boolean;
listOnly: boolean;
skipJudges: boolean;
timeoutMs: number;
timeoutExplicit: boolean;
jobs: number;
withinShardConcurrency: number;
maxFilesPerShard: number;
/** Planner mode: write the run manifest here and exit. */
emitPlanPath: string | null;
/** Slice count for --emit-plan. */
slices: number;
/** Budget mode for --emit-plan / --list: per-executor estimated wall. */
sliceBudgetMs: number | null;
jobsExplicit: boolean;
/** Executor mode: consume this manifest... */
planPath: string | null;
/** ...running only this 1-based slice. */
sliceIndex: number | null;
/** Report mode: reconcile manifest.json + slice-*.json under this dir. */
reportDir: string | null;
/** Report mode: merge executed shard wall times into the duration seed. */
writeDurations: boolean;
/** With --report: plan this attempt's rule-16 rerun into this directory instead of reporting. */
rerunPlanDir: string | null;
/** Planner: the workflow matrix cap, for the capacity preflight's wave count. */
maxParallel: number | null;
/** Local diagnosis: run one case through the panel runner CI uses (never read by CI). */
caseId: string | null;
trials: number | null;
};
function parsePositiveInt(value: string | undefined, flag: string): number {
const parsed = Number.parseInt(value ?? '', 10);
if (!Number.isInteger(parsed) || parsed <= 0) throw new Error(`${flag} needs a positive integer. Received: ${value}`);
return parsed;
}
function validatedTier(value: string | undefined, source: string): PaidTier {
if (value === undefined || value === '') return DEFAULT_TIER;
// A typo'd EVALS_TIER (e.g. 'e2e', the tier string eval-store uses) would
// otherwise cast through unchecked, match nothing in the runtime E2E_TIERS
// filter, self-skip every test, and exit 0 with all shards 'passed' — the
// exact 0%-execution-looks-like-a-pass class this runner exists to kill.
if (!PAID_TIERS.includes(value as PaidTier)) {
throw new Error(`${source} must be gate, periodic or marathon. Received: ${value}`);
}
return value as PaidTier;
}
const PAID_USAGE = `Usage: bun run scripts/test-paid-shards.ts [flags]
Local runs (paid; needs ANTHROPIC_API_KEY):
--tier gate|periodic|marathon tier to run (default: EVALS_TIER or gate)
--profile pr|full pr = diff-selected PR gate; full = the tier census
--list print the shard plan and exit (free)
--slice-budget SECS --jobs N with --list: preview the CI slice plan (free)
--jobs N shard processes at once (EVALS_JOBS; default ${DEFAULT_JOBS})
--timeout SECS explicit per-shard wall (default: registered or 1800)
--files-per-shard N files per shard (full profile only)
--case ID [--trials N] run one case through the CI panel runner (add --list to preview)
CI modes (the eval workflows):
--emit-plan PATH (--slices K | --slice-budget SECS --jobs N) [--skip-judges] [--max-parallel N]
--plan PATH --slice I execute one slice of a manifest
--report DIR [--write-durations] reconcile slice results against the manifest
--report DIR --rerun-plan OUT plan this attempt's one rule-16 rerun of its failed cases (scripts/lib/paid-rerun.ts)
Background runs and CI dispatch: bun run eval:bg:<pr|gate|periodic|release> (scripts/eval-bg.ts --help).`;
export function parseCliOptions(argv: string[], env: NodeJS.ProcessEnv = process.env): CliOptions {
const options: CliOptions = {
tier: validatedTier(env.EVALS_TIER, 'EVALS_TIER'),
profile: validatedProfile(env.EVALS_PROFILE, 'EVALS_PROFILE'),
profileExplicit: !!env.EVALS_PROFILE,
listOnly: false,
skipJudges: false,
timeoutExplicit: !!env.EVALS_SHARD_TIMEOUT_MS,
timeoutMs: env.EVALS_SHARD_TIMEOUT_MS
? parsePositiveInt(env.EVALS_SHARD_TIMEOUT_MS, 'EVALS_SHARD_TIMEOUT_MS')
: DEFAULT_SHARD_TIMEOUT_MS,
// EVALS_JOBS = shard process count. EVALS_CONCURRENCY deliberately does
// NOT set jobs anymore — it's bun's within-shard --max-concurrency (its
// legacy meaning). Conflating them turned "EVALS_CONCURRENCY=15" into 15
// parallel Bun processes each spawning claude.
jobs: env.EVALS_JOBS ? parsePositiveInt(env.EVALS_JOBS, 'EVALS_JOBS') : DEFAULT_JOBS,
withinShardConcurrency: env.EVALS_CONCURRENCY
? parsePositiveInt(env.EVALS_CONCURRENCY, 'EVALS_CONCURRENCY')
: DEFAULT_WITHIN_SHARD_CONCURRENCY,
maxFilesPerShard: DEFAULT_MAX_FILES_PER_SHARD,
emitPlanPath: null,
slices: 1,
sliceBudgetMs: null,
jobsExplicit: !!env.EVALS_JOBS,
planPath: null,
sliceIndex: null,
reportDir: null,
writeDurations: false,
rerunPlanDir: null,
maxParallel: null,
caseId: null,
trials: null,
};
const pathValue = (message: string, assign: (value: string) => void) => (next: () => string | undefined) => {
const value = next();
if (!value) throw new Error(message);
assign(value);
};
parseCliFlags(argv, {
'--list': () => { options.listOnly = true; },
'--tier': (next) => { options.tier = validatedTier(next() ?? '-', '--tier'); },
'--profile': pathValue('--profile needs pr or full', (value) => {
options.profile = validatedProfile(value, '--profile'); options.profileExplicit = true;
}),
'--timeout': (next) => { options.timeoutMs = parsePositiveInt(next(), '--timeout') * 1000; options.timeoutExplicit = true; },
'--jobs': (next) => { options.jobs = parsePositiveInt(next(), '--jobs'); options.jobsExplicit = true; },
'--slice-budget': (next) => { options.sliceBudgetMs = parsePositiveInt(next(), '--slice-budget') * 1000; },
'--files-per-shard': (next) => { options.maxFilesPerShard = parsePositiveInt(next(), '--files-per-shard'); },
'--emit-plan': pathValue('--emit-plan needs a file path', (value) => { options.emitPlanPath = value; }),
'--skip-judges': () => { options.skipJudges = true; },
'--slices': (next) => { options.slices = parsePositiveInt(next(), '--slices'); },
'--plan': pathValue('--plan needs a manifest path', (value) => { options.planPath = value; }),
'--slice': (next) => { options.sliceIndex = parsePositiveInt(next(), '--slice'); },
'--report': pathValue('--report needs a directory', (value) => { options.reportDir = value; }),
'--write-durations': () => { options.writeDurations = true; },
'--rerun-plan': pathValue('--rerun-plan needs a directory', (value) => { options.rerunPlanDir = value; }),
'--max-parallel': (next) => { options.maxParallel = parsePositiveInt(next(), '--max-parallel'); },
'--case': (next) => {
const value = next();
if (!value || !Object.hasOwn(E2E_TIERS, value)) throw new Error(`--case needs a live E2E case id. Received: ${value}`);
options.caseId = value;
},
'--trials': (next) => { options.trials = parsePositiveInt(next(), '--trials'); },
}, PAID_USAGE);
if (options.writeDurations && !options.reportDir) throw new Error('--write-durations requires --report');
if (options.rerunPlanDir && (!options.reportDir || options.writeDurations)) throw new Error('--rerun-plan requires --report and writes no durations');
if (options.trials !== null && options.caseId === null) throw new Error('--trials requires --case');
if (options.caseId !== null && (options.emitPlanPath || options.planPath || options.reportDir || options.sliceIndex !== null)) {
throw new Error('--case is local diagnosis; it cannot combine with --emit-plan, --plan/--slice or --report');
}
if (options.sliceBudgetMs !== null && argv.includes('--slices')) throw new Error('Plan with exactly one of --slices or --slice-budget');
if (options.sliceBudgetMs !== null && !options.jobsExplicit) throw new Error('--slice-budget needs explicit --jobs (or EVALS_JOBS): the plan packs and supervises for that worker count');
if (options.skipJudges && (!options.emitPlanPath || options.tier !== 'gate')) throw new Error('--skip-judges applies only to an emitted gate census plan');
if (options.profile === 'pr' && options.tier !== 'gate') throw new Error('PR profile requires gate tier');
if (options.profile === 'pr' && options.maxFilesPerShard !== 1) throw new Error('PR profile requires one file per shard to preserve case accounting');
return options;
}
async function main(): Promise<number> {
const options = parseCliOptions(process.argv.slice(2));
const timeoutOverride = options.timeoutExplicit ? options.timeoutMs : undefined;
// ── Planner mode: compute selection + the slice plan ONCE, write it, exit.
if (options.emitPlanPath) {
const manifest = buildRunManifest({
tier: options.tier,
profile: options.profile,
...(options.sliceBudgetMs !== null ? { sliceBudgetMs: options.sliceBudgetMs, jobs: options.jobs } : { sliceCount: options.slices }),
timeoutMs: options.timeoutExplicit ? options.timeoutMs : undefined,
evalsAll: process.env.EVALS_ALL === '1',
skipJudges: options.skipJudges,
});
fs.mkdirSync(path.dirname(path.resolve(options.emitPlanPath)), { recursive: true });
fs.writeFileSync(options.emitPlanPath, `${JSON.stringify(manifest, null, 2)}\n`);
const planned = manifest.entries.filter((e) => e.status === 'planned').length;
const skipped = manifest.entries.filter((e) => e.status === 'skipped-by-diff').length;
const excludedCount = manifest.entries.filter((e) => e.status === 'excluded').length;
console.log(
`[test:paid] plan: tier=${manifest.tier} profile=${manifest.profile ?? 'full'} evalsAll=${manifest.evalsAll} — `
+ `${planned} planned across ${manifest.sliceCount} slice(s), ${skipped} skipped by diff, `
+ `${excludedCount} excluded (${manifest.selectionReason})`,
);
for (const line of formatSlicePlan(manifest)) console.log(line);
for (const line of formatCapacityPreflight(manifest, options.maxParallel ?? undefined)) console.log(line);
// Planner-side reuse: ship ONE filtered receipt set with the plan, so
// every trial of a panel (on any slice) sees the same receipts.
if (manifest.profile === 'pr' && process.env.EVALS_CACHE_DIR) {
const shipped = selectPlanReceipts(process.env.EVALS_CACHE_DIR, path.join(path.dirname(path.resolve(options.emitPlanPath)), 'receipts'));
console.log(`[test:paid] reuse: shipped ${shipped.shipped} receipt(s) with the plan; blocked ${shipped.blocked.length} (newer FAIL or partial panel)`);
}
return 0;
}
// ── Report mode: reconcile slice artifacts against the manifest. Fail-closed:
// a slice whose artifact never landed is a FAILURE, not an absence.
if (options.reportDir && options.rerunPlanDir) {
const attempt = Number(process.env.GITHUB_RUN_ATTEMPT);
const { lines } = planRerun(options.reportDir, Number.isSafeInteger(attempt) && attempt > 0 ? attempt : 1, options.rerunPlanDir);
for (const line of lines) console.log(`- ${line}`);
return 0;
}
if (options.reportDir) return runPaidReport(options.reportDir, { writeDurations: options.writeDurations });
if (options.caseId && options.listOnly) {
const { file, mode, reason } = caseSelection(options.caseId);
const plan = caseTrialPlan(options.caseId);
const n = options.trials ?? plan.panel.n;
console.log(`[test:paid] --case ${options.caseId}: ${n} trial(s) of ${file} (kind ${plan.kind}), selects ${reason}, list only`);
for (let trial = 1; trial <= n; trial++) console.log(` ${mode === 'file' ? `${file} (trial ${trial})` : trialShardKey(file, options.caseId, trial)}`);
return 0;
}
if (options.caseId) {
preflightAnthropicApi(process.env);
const verdict = await runCaseDiagnosis(options.caseId, { trials: options.trials ?? undefined, jobs: options.jobs, runShards: runPaidShards,
withinShardConcurrency: options.withinShardConcurrency, timeoutMs: timeoutOverride,
evalDirBase: process.env.GSTACK_EVAL_DIR || getProjectEvalDir() });
return verdict.status === 'PASS' ? 0 : 1;
}
const discovered = collectPaidTestFiles();
if (discovered.length === 0) throw new Error('No paid test files were discovered.');
// ── Executor mode: consume the planner's manifest; never self-select.
if (options.planPath || options.sliceIndex !== null) {
if (!options.planPath || options.sliceIndex === null) {
throw new Error('--plan and --slice must be used together');
}
const manifest = parseRunManifest(fs.readFileSync(options.planPath, 'utf-8'));
if (manifest.tier !== options.tier) {
throw new Error(`manifest tier ${manifest.tier} != requested tier ${options.tier} — refusing a cross-tier run`);
}
if ((manifest.host ?? 'claude') !== resolveEvalHost()) {
throw new Error(`manifest host ${manifest.host ?? 'claude'} != EVALS_HOST ${resolveEvalHost()} — refusing a cross-host run`);
}
const profile = manifest.profile ?? 'full';
if (options.profileExplicit && options.profile !== profile) throw new Error(`manifest profile ${profile} != requested profile ${options.profile}`);
if (options.sliceIndex > manifest.sliceCount) {
throw new Error(`--slice ${options.sliceIndex} exceeds manifest sliceCount ${manifest.sliceCount}`);
}
if (manifest.plan && options.jobs !== manifest.plan.jobs) {
throw new Error(`manifest was packed for ${manifest.plan.jobs} worker(s) per slice; EVALS_JOBS=${options.jobs} would break its supervision bound`);
}
const mine = sliceExecutionOrder(manifest.entries.filter((e) => e.status === 'planned' && e.slice === options.sliceIndex));
const shards = mine.map((e) => [e.file]);
for (const files of shards) resolvePaidShardTimeoutMs(files, timeoutOverride);
console.log(`[test:paid] slice ${options.sliceIndex}/${manifest.sliceCount}: ${shards.length} shard(s), tier=${manifest.tier}, evalsAll=${manifest.evalsAll}`);
if (options.listOnly) {
for (const [index, files] of shards.entries()) {
const budget = resolvePaidShardBudget(files, timeoutOverride);
console.log(` shard ${index + 1}/${shards.length}: ${files.join(' ')} wall=${budget.timeoutMs}ms source=${budget.source} policy=${budget.policyId ?? 'none'} retries=${retriesForFiles(files)}`);
}
return 0;
}
const evalDirBase = process.env.GSTACK_EVAL_DIR || getProjectEvalDir();
const trials = Object.fromEntries(mine.filter(entry => entry.trial).map(entry => [normalizeRelativePath(entry.file), entry.trial!]));
const exclusionPatterns = Object.fromEntries(mine.filter(entry => entry.excludeCases).map(entry => [entry.file,
manifest.prCoverage?.mode === 'pr' ? prProfileTestNamePattern(entry.file, manifest.selection!, entry.excludeCases)
: excludedCasesNamePattern(entry.excludeCases!)]));
const startedAt = Date.now();
const attempt = Number(process.env.GITHUB_RUN_ATTEMPT);
const ceilingMinutes = manifest.plan?.sliceCiTimeoutMinutes?.[options.sliceIndex - 1] ?? manifest.plan?.ciTimeoutMinutes;
const deadlineMs = ceilingMinutes === undefined ? undefined
: sliceDeadlineMs(ceilingMinutes, process.env[SLICE_JOB_STARTED_AT_ENV], startedAt);
if (deadlineMs !== undefined) console.log(`[test:paid] slice deadline ${new Date(deadlineMs).toISOString()} (job ceiling ${ceilingMinutes}m minus ${SLICE_UPLOAD_RESERVE_MS / 60_000}m upload reserve)`);
fs.mkdirSync(evalDirBase, { recursive: true });
const sliceResultPath = path.join(evalDirBase, `slice-${options.sliceIndex}.json`);
const writeSliceResult = (outcomes: ShardOutcome[], checkpoint: boolean) => {
const sliceResult: SliceResult = {
version: 1,
tier: manifest.tier,
profile,
...(manifest.selection ? { selection: manifest.selection } : {}),
sliceIndex: options.sliceIndex!,
sliceCount: manifest.sliceCount,
...(options.timeoutExplicit ? { timeoutOverrideMs: options.timeoutMs } : {}),
attempt: Number.isSafeInteger(attempt) && attempt > 0 ? attempt : 1,
startedAt,
finishedAt: Date.now(),
...(checkpoint ? { checkpoint: true as const } : {}),
...(manifest.rerun ? { rerun: true as const } : {}),
outcomes: outcomes.map(({ files, status, exitCode, elapsedMs, executedTests, skippedTests, budget, reused, runnerError, trial, inputKey, sliceDeadline }) =>
({ files, status, exitCode, elapsedMs, executedTests, skippedTests, ...(budget ? { budget } : {}), ...(reused ? { reused } : {}),
...(runnerError !== undefined ? { runnerError } : {}), ...(trial ? { trial } : {}), ...(inputKey ? { inputKey } : {}),
...(sliceDeadline ? { sliceDeadline } : {}) })),
};
const temporary = `${sliceResultPath}.tmp-${process.pid}`;
fs.writeFileSync(temporary, `${JSON.stringify(sliceResult, null, 2)}\n`);
fs.renameSync(temporary, sliceResultPath);
};
// Checkpoint after every shard start/finish: if the job ceiling or a
// cancellation ends the job, the always() upload still carries finished
// outcomes; in-flight shards read as hung, unstarted ones as not_run.
const checkpoint = (outcomes: ShardOutcome[]) => writeSliceResult(outcomes, true);
let summary: RunSummary;
if (shards.length === 0) {
summary = summarize([]);
} else {
preflightAnthropicApi(process.env);
summary = await runPaidShards(shards, {
trials,
casePatterns: exclusionPatterns,
timeoutMs: options.timeoutExplicit ? options.timeoutMs : undefined,
jobs: options.jobs,
withinShardConcurrency: options.withinShardConcurrency,
registeredBudgets: Object.fromEntries(mine.filter(entry => entry.budget).map(entry => [normalizeRelativePath(entry.file), entry.budget!])),
...(manifest.prCoverage?.mode === 'pr' ? {
expectedCases: Object.fromEntries(mine.map(entry => [entry.file, expectedPrCaseCount(entry.file, manifest.selection!, entry.excludeCases)])),
casePatterns: Object.fromEntries(mine.map(entry => [entry.file, prProfileTestNamePattern(entry.file, manifest.selection!, entry.excludeCases)])),
expectedCaseIds: Object.fromEntries(mine.map(entry => [entry.file, prProfileShardIds(entry.file, manifest.selection!, entry.excludeCases)])),
// A rule-16 rerun executes fresh: a receipt would replay the verdict it is rerunning.
reuseFor: manifest.rerun || e2eReuseLaneProblem(process.env, manifest.prCoverage.mode) !== null ? undefined : (files, env, budget) => {
const key = files[0]!;
const file = shardFile(key);
if (files.length !== 1 || !/^test\/skill-e2e-/.test(file)) return null;
const { registered, known } = fileCaseRegistration(file, fs.readFileSync(path.join(ROOT, file), 'utf8'));
const exclude = mine.find(entry => entry.file === key)?.excludeCases;
return prepareE2EShardReuse({ root: ROOT, key, file, caseIds: prProfileShardIds(key, manifest.selection!, exclude),
...(trials[normalizeRelativePath(key)] ? { panel: trials[normalizeRelativePath(key)] } : {}),
registeredIds: registered, registrationKnown: known,
casePattern: prProfileTestNamePattern(key, manifest.selection!, exclude), expectedCases: expectedPrCaseCount(key, manifest.selection!, exclude),
retries: retriesForFiles(files), timeoutMs: budget.timeoutMs, withinShardConcurrency: options.withinShardConcurrency,
tier: manifest.tier, profile, env });
},
} : {}),
env: {
...process.env,
EVALS: '1',
EVALS_TIER: options.tier,
EVALS_ALL: manifest.evalsAll ? '1' : '',
EVALS_PREFLIGHT_OK: '1',
// The manifest IS the selection: children must not re-derive a
// possibly-different one from their own git view.
...paidSelectionEnv(profile, manifest.selection ?? { e2e: null, judges: null }, `manifest slice ${options.sliceIndex}: ${manifest.selectionReason}`),
},
evalDirBase,
sliceDeadlineMs: deadlineMs,
onProgress: checkpoint,
});
}
const guarded = guardTrialRecords(applyHollowShardGuard(summary.outcomes, { evalsAll: manifest.evalsAll, requireExecuted: manifest.prCoverage?.mode === 'pr' }));
summary = summarize(guarded);
writeSliceResult(guarded, false);
console.log(`[test:paid] slice result: ${sliceResultPath}`);
for (const line of formatSummary(summary)) console.log(line);
for (const outcome of guarded.filter(outcome => outcome.trial)) {
const t = outcome.trial!;
console.log(` trial ${t.case} t${t.trial}/${t.panel.n}: ${t.outcome ?? `NO RECORD (${t.harness})`}${t.failure_class ? ` [${t.failure_class}]` : ''}`);
}
return sliceExitCode(guarded, { caseVerdicts: manifest.tier === 'gate' });
}
if (options.listOnly && options.sliceBudgetMs !== null) {
const manifest = buildRunManifest({ tier: options.tier, profile: options.profile, sliceBudgetMs: options.sliceBudgetMs,
jobs: options.jobs, evalsAll: process.env.EVALS_ALL === '1', timeoutMs: timeoutOverride });
console.log(`[test:paid] slice plan preview: tier=${manifest.tier} profile=${manifest.profile ?? 'full'} (${manifest.selectionReason})`);
for (const line of formatSlicePlan(manifest)) console.log(line);
return 0;
}
const tierSelection = selectPaidTestFiles(discovered, options.tier);
const caseKeys = partitionCaseExclusions(expandCaseShards(tierSelection.selected, options.tier));
const selected = tierSelection.selected;
const excluded = [...tierSelection.excluded, ...caseKeys.excluded];
// Same panels as CI: isolated cases run as trial shards, their file shard excludes them.
const expansion = expandTrialShards(caseKeys.runnable, options.tier);
const shards = planPaidShards(expansion.keys, { maxFilesPerShard: options.maxFilesPerShard,
ownShard: new Set(Object.keys(expansion.excludeCases)) });
// Parent-side diff selection (D9): skip whole shards whose mapped tests are
// all unselected. Fail-open everywhere — the child's self-skip stays
// authoritative for anything the mapper can't attribute.
const cases = computePaidCaseSelection({ profile: options.profile });
const fast = cases.coverage?.mode === 'pr';
const excludeOf = (file: string) => expansion.excludeCases[normalizeRelativePath(file)] ?? [];
const profileShards = fast ? shards.filter(files => files.some(file => prProfileFileSelected(file, cases.selection, excludeOf(file)))) : shards;
const { runnable, skipped } = partitionShardsByDiffSelection(profileShards,
cases.selection.e2e === null ? null : new Set(cases.selection.e2e), { excludeCases: expansion.excludeCases });
if (fast) for (const files of shards) {
if (!files.some(file => prProfileFileSelected(file, cases.selection, excludeOf(file)))) skipped.push({ files, reason: 'Outside the fast PR profile; retained in broad coverage' });
}
const selectedCount = cases.selection.e2e?.length ?? Object.keys(E2E_TOUCHFILES).length;
console.log(
`[test:paid] selection: profile=${options.profile} selected ${selectedCount} of ${Object.keys(E2E_TOUCHFILES).length} tests -> `
+ `running ${runnable.length} of ${shards.length} shards, reason: ${cases.reason}`,
);
console.log(
`[test:paid] tier=${options.tier}: ${selected.length}/${discovered.length} files, `
+ `${shards.length} shards, jobs=${options.jobs}, ${options.timeoutExplicit ? 'explicit' : 'ordinary default'} wall=${Math.round(options.timeoutMs / 1000)}s; per-shard policies below`,
);
if (options.listOnly) {
const skipReasons = new Map(skipped.map((s) => [s.files.join(' '), s.reason]));
for (let index = 0; index < shards.length; index += 1) {
const key = shards[index].join(' ');
const note = skipReasons.has(key) ? ` [would skip: ${skipReasons.get(key)}]` : '';
const budget = resolvePaidShardBudget(shards[index], options.timeoutExplicit ? options.timeoutMs : undefined);
console.log(` shard ${index + 1}/${shards.length}: ${key} wall=${budget.timeoutMs}ms source=${budget.source} policy=${budget.policyId ?? 'none'} retries=${retriesForFiles(shards[index])}${note}`);
}
if (excluded.length > 0) {
console.log(`\nExcluded (${excluded.length}):`);
for (const { file, reason } of excluded) console.log(` - ${file} [${reason}]`);
}
return 0;
}
// One preflight ping in the parent; children skip theirs via the env flag.
// Before this, every shard's e2e-helpers module load re-pinged the API —
// ~30 paid claude -p calls (30s timeout each) per full run for one bit of
// information. A dead API now fails here, before any shard spawns.
// Nothing runnable → nothing to ping.
for (const files of runnable) resolvePaidShardTimeoutMs(files, timeoutOverride);
if (runnable.length > 0) preflightAnthropicApi(process.env);
const runSummary = await runPaidShards(runnable, {
// Tier reaches the children only via EVALS_TIER below; the runtime
// E2E_TIERS filter inside each child is the real selection mechanism.
timeoutMs: options.timeoutExplicit ? options.timeoutMs : undefined,
jobs: options.jobs,
withinShardConcurrency: options.withinShardConcurrency,
trials: expansion.trials,
casePatterns: Object.fromEntries(Object.entries(expansion.excludeCases).map(([file, ids]) => [file, excludedCasesNamePattern(ids)])),
...(fast ? {
expectedCases: Object.fromEntries(runnable.flat().map(file => [file, expectedPrCaseCount(file, cases.selection, excludeOf(file))])),
casePatterns: Object.fromEntries(runnable.flat().map(file => [file, prProfileTestNamePattern(file, cases.selection, excludeOf(file))])),
} : {}),
env: {
...process.env,
EVALS: '1',
EVALS_TIER: options.tier,
EVALS_PREFLIGHT_OK: '1',
// The parent's selection, computed once above — children's e2e-helpers
// module load adopts it instead of re-deriving per shard (which spawned
// a bun subprocess per child on the touchfiles-data map-diff path).
// Children fall back to local derivation on any parse failure.
...paidSelectionEnv(options.profile, cases.selection, cases.reason),
},
evalDirBase: process.env.GSTACK_EVAL_DIR || getProjectEvalDir(),
});
const skippedOutcomes: ShardOutcome[] = skipped.map((s, index) => ({
shard: runnable.length + index + 1,
files: s.files,
status: 'skipped-by-diff',
exitCode: null,
elapsedMs: 0,
groupPid: null,
executedTests: null,
skippedTests: null,
}));
const guardedOutcomes = guardTrialRecords(applyHollowShardGuard(runSummary.outcomes, {
evalsAll: process.env.EVALS_ALL === '1',
requireExecuted: fast,
}));
const summary = summarize([...guardedOutcomes, ...skippedOutcomes]);
for (const line of formatSummary(summary)) console.log(line);
// The same verdict rule as the CI report: one panelVerdict() per isolated case.
const panels = new Map<string, ShardTrialRecord[]>();
for (const outcome of guardedOutcomes) {
const panel = outcome.trial ? trialPanelKey(outcome.files[0]!) : null;
if (panel) panels.set(panel, [...(panels.get(panel) ?? []), outcome.trial!]);
}
let panelRed = false;
for (const [key, records] of panels) {
const plan = expansion.trials[`${key}~t1`]!;
const verdict = panelVerdict({ case: shardCaseId(key)!, kind: plan.kind, panel: plan.panel, quarantined: plan.quarantined,
trials: records.filter(r => r.outcome !== null).map(r => ({ trial: r.trial, outcome: r.outcome!,
...(r.failure_class ? { failure_class: r.failure_class } : {}), ...(r.exit_reason ? { exit_reason: r.exit_reason } : {}),
...(r.error ? { error: r.error } : {}) })) });
if (verdict.status !== 'PASS' || verdict.split) console.log(` ${formatPanelLine({ ...verdict, file: shardFile(key), slices: {} }, options.tier)}`);
panelRed ||= verdict.failsLane;
}
return sliceExitCode([...guardedOutcomes, ...skippedOutcomes]) || (panelRed ? 1 : 0);
}
if (import.meta.main) {
try {
process.exitCode = await main();
} catch (error) {
console.error(`[test:paid] ${error instanceof Error ? error.message : String(error)}`);
process.exitCode = 1;
}
}