[test] workflow-server PR #877

[vercel-gh-bot-4]

This PR was automatically created to test a workflow-server preview deployment.

---

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Project	Deployment	Actions	Updated (UTC)
example-nextjs-workflow-turbopack	Ready	Preview, v0	Aug 28, 2026 5:33pm
example-nextjs-workflow-webpack	Ready	Preview, v0	Aug 28, 2026 5:33pm
example-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-astro-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-express-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-fastify-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-hono-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-nestjs-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-nitro-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-nuxt-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-python-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-sveltekit-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-tanstack-start-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workbench-vite-workflow	Ready	Preview, v0	Aug 28, 2026 5:33pm
workflow-docs	Ready	Preview, v0	Aug 28, 2026 5:33pm
workflow-swc-playground	Ready	Preview, v0	Aug 28, 2026 5:33pm
workflow-tarballs	Ready	Preview, v0	Aug 28, 2026 5:33pm
workflow-web	Ready	Preview, v0	Aug 28, 2026 5:33pm

[github-actions]

🧪 E2E Test Results

❌ Some tests failed

❌ Failed E2E Tests

▲ Vercel Production (8 failed)

python-node (8 failed):

• promiseAllWorkflow | wrun_41M14PV5S00GQKJZTQ31TFMCQX | 🔍 observability
• sleepingWorkflow | wrun_41M14PVVW20GXBRP5M6GP25DRR | 🔍 observability
• parallelSleepWorkflow | wrun_41M14PVWE70GZ3861MPC93R6Q4 | 🔍 observability
• nullByteWorkflow | wrun_41M14PW3RE0GJ8G5YJBE069ZXM | 🔍 observability
• cancelRun - cancelling a running workflow | wrun_41M14Q1AR60GPK0EW4RA3NE80Q | 🔍 observability
• cancelRun via CLI - cancelling a running workflow | wrun_41M14Q1C9W0GK6RH5TJC06N6Q2 | 🔍 observability
• sleepInLoopWorkflow - sleep inside loop with steps actually delays each iteration | wrun_41M14Q1PQH0GV4ARVVQSW9B6AS | 🔍 observability
• resilient start: addTenWorkflow completes when run_created returns 500 | wrun_41M14Q2A5G0GGYKY42VXVNM8WV | 🔍 observability

vercel-multi-region (1 failed)

nextjs-turbopack (1 failed):

• multi-region (world-vercel) hooks on non-iad1 runs hook created by a sfo1 run resolves by token and resumes the run

🛠 Infra Events (absorbed by the harness)

Platform anomalies the e2e harness detected and worked around (e.g. a run the queue never picked up, replaced by a fresh run). Clustered timestamps indicate a backend blip; a steady drip indicates a platform issue worth escalating.

15 infra events

• cold-start-warmup · suite warmup (python) · at 17:33:19Z · abandoned wrun_41M14PT3X70GMA1DMRW72REWDG · (+6 more)
• run-pickup-stall · parallelSleepWorkflow (python) · at 17:33:36Z · abandoned wrun_41M14PXS4S0GMT91R81D2K7FFA
• run-pickup-stall · cancelRun - cancelling a running workflow (python) · at 17:33:36Z · abandoned wrun_41M14PXSRR0GSNYY4SKYGGH21W
• run-pickup-stall · promiseAllWorkflow (python) · at 17:33:37Z · abandoned wrun_41M14PXS4J0GHA10BJ00AH0HEP
• run-pickup-stall · nullByteWorkflow (python) · at 17:33:37Z · abandoned wrun_41M14PXS4X0GRDQYBHNBBN5PZZ
• run-pickup-stall · sleepingWorkflow (python) · at 17:33:38Z · abandoned wrun_41M14PXS4S0GMT91R81D2K7FF9
• run-pickup-stall · cancelRun - cancelling a running workflow (python) · at 17:34:16Z · abandoned wrun_41M14PYW0R0GH7HAVXQS5E3B4Q
• run-pickup-stall · sleepingWorkflow (python) · at 17:34:42Z · abandoned wrun_41M14PZPYJ0GP8M1DNFKC4ZND9
• run-pickup-stall · promiseAllWorkflow (python) · at 17:34:43Z · abandoned wrun_41M14PZP6A0GTH18YK15EG8Q4V
• run-pickup-stall · parallelSleepWorkflow (python) · at 17:34:44Z · abandoned wrun_41M14PZQP20GR742VH3WH29GEB
• run-pickup-stall · nullByteWorkflow (python) · at 17:34:44Z · abandoned wrun_41M14PZP590GZ6FGH088KRTJQV
• run-pickup-stall · cancelRun via CLI - cancelling a running workflow (python) · at 17:35:33Z · abandoned wrun_41M14Q01BZ0GW02SDGC2CKYR30
• run-pickup-stall · sleepInLoopWorkflow - sleep inside loop with steps actually delays each iteration (python) · at 17:37:05Z · abandoned wrun_41M14Q1ZQ90GQXMP0SMP722422
• run-pickup-stall · cancelRun via CLI - cancelling a running workflow (python) · at 17:37:07Z · abandoned wrun_41M14Q20Z50GTM6117FAARJ41C
• run-pickup-stall · sleepInLoopWorkflow - sleep inside loop with steps actually delays each iteration (python) · at 17:38:08Z · abandoned wrun_41M14Q4M4Z0GVP15GEYDG0JBD8

E2E Test Summary

Summary

	Passed	Failed	Skipped	Total
❌ ▲ Vercel Production	3570	8	742	4320
✅ vercel-http-transport	685	0	275	960
❌ vercel-multi-region	26	1	0	27
✅ vercel-ws-transport	289	0	351	640
Total	4570	9	1368	5947

Details by Category

❌ ▲ Vercel Production

App	Passed	Failed	Skipped
✅ astro-node	132	0	28
✅ astro-quickjs	132	0	28
✅ example-node	132	0	28
✅ example-quickjs	132	0	28
✅ express-node	132	0	28
✅ express-quickjs	132	0	28
✅ fastify-node	132	0	28
✅ fastify-quickjs	132	0	28
✅ hono-node	132	0	28
✅ hono-quickjs	132	0	28
✅ nest-node	132	0	28
✅ nest-quickjs	132	0	28
✅ nextjs-turbopack-node	157	0	3
✅ nextjs-turbopack-quickjs	157	0	3
✅ nextjs-webpack-node	157	0	3
✅ nextjs-webpack-quickjs	157	0	3
✅ nitro-node	132	0	28
✅ nitro-quickjs	132	0	28
✅ nuxt-node	132	0	28
✅ nuxt-quickjs	132	0	28
❌ python-node	0	8	152
✅ sveltekit-node	151	0	9
✅ sveltekit-quickjs	151	0	9
✅ tanstack-start-node	132	0	28
✅ tanstack-start-quickjs	132	0	28
✅ vite-node	132	0	28
✅ vite-quickjs	132	0	28

✅ vercel-http-transport

App	Passed	Failed	Skipped
✅ example	132	0	28
✅ express	132	0	28
✅ hono	132	0	28
✅ nextjs-turbopack	157	0	3
✅ nitro	132	0	28
✅ vite	0	0	160

❌ vercel-multi-region

App	Passed	Failed	Skipped
❌ nextjs-turbopack	26	1	0

✅ vercel-ws-transport

App	Passed	Failed	Skipped
✅ example	132	0	28
✅ express	0	0	160
✅ nextjs-turbopack	157	0	3
✅ vite	0	0	160

---

📋 View full workflow run

[github-actions]

Sim World

Simulated world deterministic testing for races. Traces

🟠 world-sim scenario book — 1 fail of 41 total

fence=per-spec

scenario	outcome	events	virt	replay	violations
✅ smoke-no-steps	completed	3	0ms	ok	0
✅ smoke-one-step	completed	6	0ms	ok	0
✅ hook-at-step-started	completed	12	0ms	ok	0
✅ hook-at-step-completed	completed	12	0ms	ok	0
✅ hook-at-hook-created	completed	12	0ms	ok	0
✅ deadline-hook-wins	completed	7	1.0h	ok	0
✅ deadline-expires	completed	7	1.0h	ok	0
✅ long-sleep	completed	11	30.0d	ok	0
✅ hook-never-arrives	stalled	3	0ms	skipped	0
✅ step-retries-twice	completed	10	2.0s	ok	0
✅ parallel-steps	completed	9	0ms	ok	0
✅ hook-on-execution-state	completed	12	0ms	ok	0
✅ peek-hook-before-branch	completed	12	0ms	ok	0
✅ peek-hook-after-branch	completed	12	0ms	ok	0
✅ peek-hook-at-registration	completed	12	0ms	ok	0
✅ race-hook-before-probe	completed	12	0ms	ok	0
✅ race-hook-after-probe	completed	12	0ms	ok	0
✅ race-duplicate-delivery	completed	13	0ms	ok	0
✅ attr-hook-before-step	completed	11	0ms	ok	0
✅ attr-hook-after-step	completed	11	0ms	ok	0
✅ attr-from-step-body	completed	13	0ms	ok	0
✅ fork-hook-after-timeout	completed	14	1.0m	ok	0
✅ fork-hook-before-timeout	completed	14	1.0m	ok	0
✅ count-hook-after-timeout	completed	17	1.0m	ok	0
✅ count-hook-before-timeout	completed	20	1.0m	ok	0
✅ stale-read-step-count-fork	completed	20	1.0m	ok	0
✅ stale-read-equal-step-counts	completed	14	1.0m	ok	0
✅ step-vs-step-fork	completed	12	0ms	ok	0
✅ step-vs-step-fork-fenced	completed	12	0ms	ok	0
✅ fence-catches-benign-direction	completed	12	5ms	ok	0
✅ in-flight-before-decision	completed	17	1.0m	ok	0
❌ in-flight-before-decision-counted	completed	17	1.0m	ok	0
✅ in-flight-after-decision	completed	19	2.0m	ok	0
✅ stale-read-step-count-fork-fenced	completed	20	1.0m	ok	0
✅ fork-hook-wins	completed	13	1.0m	ok	0
✅ fork-timeout-wins	completed	13	1.0m	ok	0
✅ unclaimed-payload-under-fork	completed	17	1.0m	ok	0
✅ claimed-payload-under-fork	completed	17	1.0m	ok	0
✅ writers-independent-step-bodies	completed	12	0ms	ok	0
✅ writers-scripted-tempo	completed	12	0ms	ok	0
✅ cancel-mid-step	cancelled	7	0ms	skipped	0

Full trace: world-sim.txt

[github-actions]

Framework	Flow route	Step reg.	Framework output
hono	200.9 KiB (±0)	40.4 KiB (±0)	1.76 MiB (+38 B)
nextjs-turbopack	206.3 KiB (±0)	439 B (±0)	763.7 KiB (-16 B)

About these numbers

Sizes are gzip; parentheses show the change against main.
Flow route and Step reg. gate this job, on raw bytes rather than the gzip shown, at max(2%, 50.0 KiB). Framework output is informational.

28ca378 · run