--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: null !== 0 at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/parallel/test-snapshot-argv1.js:31:12) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { generatedMessage: true, code: 'ERR_ASSERTION', actual: null, expected: 0, operator: 'strictEqual', diff: 'simple' } Node.js v27.0.0-pre --- stdout --- Unknown external reference 0x105e94290. <unresolved> Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/parallel/test-snapshot-argv1.js

--- stderr --- [process 76943]: --- stderr --- Unknown external reference 0x107d54290. <unresolved> [process 76943]: --- stdout --- [process 76943]: status = null, signal = SIGTRAP /Users/runner/work/node-v8/node-v8/node/test/common/child_process.js:112 throw error; ^ Error: - process terminated with status null, expected 0 - process terminated with signal SIGTRAP, expected null at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/parallel/test-snapshot-api.js:31:3) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { options: { cwd: '/Users/runner/work/node-v8/node-v8/node/test/.tmp.3211' }, command: '/Users/runner/work/node-v8/node-v8/node/out/Release/node --snapshot-blob /Users/runner/work/node-v8/node-v8/node/test/.tmp.3211/snapshot.blob --build-snapshot entry.js' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/parallel/test-snapshot-api.js

--- stdout --- Test failure: 'should not hang when buffer starts with v8Header followed by oversized length' Location: test/parallel/test-runner-v8-deserializer.mjs:95:3 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + '�\x0F\x7F���' - 'ÿ\x0F\x7F���' at TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-runner-v8-deserializer.mjs:106:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async Test.run (node:internal/test_runner/test:1373:7) at async Suite.processPendingSubtests (node:internal/test_runner/test:946:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: '�\x0F\x7F���', expected: 'ÿ\x0F\x7F���', operator: 'strictEqual', diff: 'simple' } Test failure: 'should flush incomplete v8 frame as stdout and keep prior valid data' Location: test/parallel/test-runner-v8-deserializer.mjs:109:3 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + 'hello�\x0F\x00\x01\x00\x00' - 'helloÿ\x0F\x00\x01\x00\x00' ^ at TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-runner-v8-deserializer.mjs:116:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async Test.run (node:internal/test_runner/test:1373:7) at async Suite.processPendingSubtests (node:internal/test_runner/test:946:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'hello�\x0F\x00\x01\x00\x00', expected: 'helloÿ\x0F\x00\x01\x00\x00', operator: 'strictEqual', diff: 'simple' } Test failure: 'should flush v8Header-only bytes as stdout when stream ends' Location: test/parallel/test-runner-v8-deserializer.mjs:119:3 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: '�\x0F' !== 'ÿ\x0F' at TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-runner-v8-deserializer.mjs:123:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async Test.run (node:internal/test_runner/test:1373:7) at async Suite.processPendingSubtests (node:internal/test_runner/test:946:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: '�\x0F', expected: 'ÿ\x0F', operator: 'strictEqual', diff: 'simple' } Test failure: 'should resync and parse valid messages after false v8 header' Location: test/parallel/test-runner-v8-deserializer.mjs:126:3 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + '�\x0F\x7F���' - 'ÿ\x0F\x7F���' at TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-runner-v8-deserializer.mjs:136:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async Test.run (node:internal/test_runner/test:1373:7) at async Suite.processPendingSubtests (node:internal/test_runner/test:946:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: '�\x0F\x7F���', expected: 'ÿ\x0F\x7F���', operator: 'strictEqual', diff: 'simple' } Test failure: 'should preserve a false v8 header split across chunks' Location: test/parallel/test-runner-v8-deserializer.mjs:139:3 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + '�\x0F\x7F���' - 'ÿ\x0F\x7F���' at TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-runner-v8-deserializer.mjs:145:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async Test.run (node:internal/test_runner/test:1373:7) at async Suite.processPendingSubtests (node:internal/test_runner/test:946:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: '�\x0F\x7F���', expected: 'ÿ\x0F\x7F���', operator: 'strictEqual', diff: 'simple' } Command: out/Release/node --expose-internals --no-warnin

--- stdout --- Test failure: 'v8/v8_warning.js' Location: test/parallel/test-node-output-v8-warning.mjs:11:5 AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + '' - '(node:<pid>) V8: <project-root>/test/fixtures/v8/v8_warning.js:13 Invalid asm.js: Invalid return type\n' + - '(Use `<node-exe> --trace-warnings ...` to show where the warning was created)\n' at assertSnapshot (/Users/runner/work/node-v8/node-v8/node/test/common/assertSnapshot.js:173:12) at async Module.spawnAndAssert (/Users/runner/work/node-v8/node-v8/node/test/common/assertSnapshot.js:208:3) at async TestContext.<anonymous> (file:///Users/runner/work/node-v8/node-v8/node/test/parallel/test-node-output-v8-warning.mjs:12:7) at async Test.run (node:internal/test_runner/test:1373:7) at async Promise.all (index 0) at async Suite.run (node:internal/test_runner/test:1846:7) at async startSubtestAfterBootstrap (node:internal/test_runner/harness:387:3) { generatedMessage: true, code: 'ERR_ASSERTION', actual: '', expected: '(node:<pid>) V8: <project-root>/test/fixtures/v8/v8_warning.js:13 Invalid asm.js: Invalid return type\n' + '(Use `<node-exe> --trace-warnings ...` to show where the warning was created)\n', operator: 'strictEqual', diff: 'simple' } Command: out/Release/node --test-reporter=./test/common/test-error-reporter.js --test-reporter-destination=stdout /Users/runner/work/node-v8/node-v8/node/test/parallel/test-node-output-v8-warning.mjs

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: null !== 0 at /Users/runner/work/node-v8/node-v8/node/test/parallel/test-inspect-address-in-use.js:40:12 at /Users/runner/work/node-v8/node-v8/node/test/common/index.js:509:15 at Server.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/parallel/test-inspect-address-in-use.js:19:5) at Server.emit (node:events:521:24) at emitListeningNT (node:net:2051:10) at process.processTicksAndRejections (node:internal/process/task_queues:89:21) { generatedMessage: true, code: 'ERR_ASSERTION', actual: null, expected: 0, operator: 'strictEqual', diff: 'simple' } Node.js v27.0.0-pre --- stdout --- [STDERR] Starting inspector on 127.0.0.1:53027 failed: address already in use Unknown external reference 0x10a618290. <unresolved> [STDOUT] Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/parallel/test-inspect-address-in-use.js

--- stderr --- [process 50110]: --- stderr --- (node:50110) Warning: It's not yet fully verified whether built-in module "vm" works in user snapshot builder scripts. It may still work in some cases, but in other cases certain run-time states may be out-of-sync after snapshot deserialization. To request support for the module, use the Node.js issue tracker: https://github.com/nodejs/node/issues (Use `embedtest --trace-warnings ...` to show where the warning was created) Unknown external reference 0x10a2b15d0. <unresolved> [process 50110]: --- stdout --- [process 50110]: status = null, signal = SIGTRAP /Users/runner/work/node-v8/node-v8/node/test/common/child_process.js:112 throw error; ^ Error: - process terminated with status null, expected 0 - process terminated with signal SIGTRAP, expected null at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-without-code-cache.js:32:1) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { options: { cwd: '/Users/runner/work/node-v8/node-v8/node/test/.tmp.19' }, command: '/Users/runner/work/node-v8/node-v8/node/out/Release/embedtest -- eval(require("fs").readFileSync("/Users/runner/work/node-v8/node-v8/node/test/fixtures/snapshot/echo-args.js", "utf8")) arg1 arg2 --embedder-snapshot-blob /Users/runner/work/node-v8/node-v8/node/test/.tmp.19/embedder-snapshot.blob --without-code-cache --embedder-snapshot-create' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-without-code-cache.js

--- stderr --- [process 50111]: --- stderr --- (node:50111) Warning: It's not yet fully verified whether built-in module "vm" works in user snapshot builder scripts. It may still work in some cases, but in other cases certain run-time states may be out-of-sync after snapshot deserialization. To request support for the module, use the Node.js issue tracker: https://github.com/nodejs/node/issues (Use `embedtest --trace-warnings ...` to show where the warning was created) Unknown external reference 0x106a555d0. <unresolved> [process 50111]: --- stdout --- [process 50111]: status = null, signal = SIGTRAP /Users/runner/work/node-v8/node-v8/node/test/common/child_process.js:112 throw error; ^ Error: - process terminated with status null, expected 0 - process terminated with signal SIGTRAP, expected null at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-worker.js:31:1) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { options: { cwd: '/Users/runner/work/node-v8/node-v8/node/test/.tmp.20' }, command: '/Users/runner/work/node-v8/node-v8/node/out/Release/embedtest -- eval(require("fs").readFileSync("/Users/runner/work/node-v8/node-v8/node/test/fixtures/snapshot/create-worker.js", "utf8")) arg1 arg2 --embedder-snapshot-blob /Users/runner/work/node-v8/node-v8/node/test/.tmp.20/embedder-snapshot.blob --embedder-snapshot-create' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-worker.js

--- stderr --- [process 50045]: --- stderr --- (node:50045) Warning: It's not yet fully verified whether built-in module "vm" works in user snapshot builder scripts. It may still work in some cases, but in other cases certain run-time states may be out-of-sync after snapshot deserialization. To request support for the module, use the Node.js issue tracker: https://github.com/nodejs/node/issues (Use `embedtest --trace-warnings ...` to show where the warning was created) Unknown external reference 0x1067095d0. <unresolved> [process 50045]: --- stdout --- [process 50045]: status = null, signal = SIGTRAP /Users/runner/work/node-v8/node-v8/node/test/common/child_process.js:112 throw error; ^ Error: - process terminated with status null, expected 0 - process terminated with signal SIGTRAP, expected null at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-vm.js:31:1) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { options: { cwd: '/Users/runner/work/node-v8/node-v8/node/test/.tmp.18' }, command: '/Users/runner/work/node-v8/node-v8/node/out/Release/embedtest -- eval(require("fs").readFileSync("/Users/runner/work/node-v8/node-v8/node/test/fixtures/snapshot/create-vm.js", "utf8")) arg1 arg2 --embedder-snapshot-blob /Users/runner/work/node-v8/node-v8/node/test/.tmp.18/embedder-snapshot.blob --embedder-snapshot-create' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-vm.js

--- stderr --- [process 50043]: --- stderr --- (node:50043) Warning: It's not yet fully verified whether built-in module "vm" works in user snapshot builder scripts. It may still work in some cases, but in other cases certain run-time states may be out-of-sync after snapshot deserialization. To request support for the module, use the Node.js issue tracker: https://github.com/nodejs/node/issues (Use `embedtest --trace-warnings ...` to show where the warning was created) Unknown external reference 0x10a3355d0. <unresolved> [process 50043]: --- stdout --- [process 50043]: status = null, signal = SIGTRAP /Users/runner/work/node-v8/node-v8/node/test/common/child_process.js:112 throw error; ^ Error: - process terminated with status null, expected 0 - process terminated with signal SIGTRAP, expected null at Object.<anonymous> (/Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-basic.js:32:1) at Module._compile (node:internal/modules/cjs/loader:1873:14) at Module._extensions..js (node:internal/modules/cjs/loader:2013:10) at Module.load (node:internal/modules/cjs/loader:1596:32) at Module._load (node:internal/modules/cjs/loader:1398:12) at wrapModuleLoad (node:internal/modules/cjs/loader:255:19) at Module.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:154:5) at node:internal/main/run_main_module:33:47 { options: { cwd: '/Users/runner/work/node-v8/node-v8/node/test/.tmp.17' }, command: '/Users/runner/work/node-v8/node-v8/node/out/Release/embedtest -- eval(require("fs").readFileSync("/Users/runner/work/node-v8/node-v8/node/test/fixtures/snapshot/echo-args.js", "utf8")) arg1 arg2 --embedder-snapshot-blob /Users/runner/work/node-v8/node-v8/node/test/.tmp.17/embedder-snapshot.blob --embedder-snapshot-create' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/node-v8/node-v8/node/test/embedding/test-embedding-snapshot-basic.js