--- stderr --- node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: The input did not match the regular expression /undefined/. Input: 'Invalid REPL keyword\n\ndebug> ' at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-profile.js:36:14 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\n\ndebug> ', expected: /undefined/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-profile.js

--- stderr --- node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: The input did not match the regular expression /\["--json","--preview","--timeout=1","--expr","value"\]/. Input: 'Invalid REPL keyword\ndebug> ' at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-probe-activation.js:30:12 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\ndebug> ', expected: /\["--json","--preview","--timeout=1","--expr","value"\]/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-probe-activation.js

--- stderr --- node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: The input did not match the regular expression /scriptSource:[ \n]*'(?:\(function \(|let x = 1)/. Input: 'Invalid REPL keyword\n\ndebug> ' at testDebuggerLowLevel (/home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-low-level.js:24:14) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\n\ndebug> ', expected: /scriptSource:[ \n]*'(?:\(function \(|let x = 1)/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-low-level.js

--- stdout --- Welcome to Node.js v27.0.0-pre. Type ".help" for more information. > <ref *2> { resolve: [Function: resolve], normalize: [Function: normalize], isAbsolute: [Function: isAbsolute], join: [Function: join], relative: [Function: relative], toNamespacedPath: [Function: toNamespacedPath], dirname: [Function: dirname], basename: [Function: basename], extname: [Function: extname], format: [Function: bound _format], parse: [Function: parse], matchesGlob: [Function: matchesGlob], sep: '/', delimiter: ':', win32: <ref *1> { resolve: [Function: resolve], normalize: [Function: normalize], isAbsolute: [Function: isAbsolute], join: [Function: join], relative: [Function: relative], toNamespacedPath: [Function: toNamespacedPath], dirname: [Function: dirname], basename: [Function: basename], extname: [Function: extname], format: [Function: bound _format], parse: [Function: parse], matchesGlob: [Function: matchesGlob], sep: '\\', delimiter: ';', win32: [Circular *1], posix: [Circular *2], _makeLong: [Function: toNamespacedPath] }, posix: [Circular *2], _makeLong: [Function: toNamespacedPath] } > Invalid REPL keyword > Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-cwd-enoent-repl.js --- TIMEOUT ---

--- stderr --- /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:92 const timeoutErr = new Error(`Timeout (${TIMEOUT}) while waiting for ${pattern}`); ^ Error: Timeout (20000) while waiting for /> 6.*[.\s\S]*debug>/ at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:92:28 at new Promise (<anonymous>) at Object.waitFor (/home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:67:14) at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-break.js:56:13 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { output: 'Invalid REPL keyword\n\ndebug> ' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-break.js

--- stderr --- /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:92 const timeoutErr = new Error(`Timeout (${TIMEOUT}) while waiting for ${pattern}`); ^ Error: Timeout (20000) while waiting for /break/ at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:92:28 at new Promise (<anonymous>) at Object.waitFor (/home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/debugger.js:67:14) at file:///home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-address.mjs:61:15 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { output: 'Invalid REPL keyword\n\ndebug> ' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-address.mjs

--- stderr --- node:internal/modules/run_main:107 triggerUncaughtException( ^ AssertionError [ERR_ASSERTION]: expected debuggee process.argv to include "--help", got: Invalid REPL keyword debug> at checkForwardedHelp (file:///home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-inspect-help-forwarding.mjs:28:3) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async file:///home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-inspect-help-forwarding.mjs:33:1 { generatedMessage: false, code: 'ERR_ASSERTION', actual: false, expected: true, operator: '==', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-inspect-help-forwarding.mjs

--- stderr --- node:internal/modules/run_main:107 triggerUncaughtException( ^ AssertionError [ERR_ASSERTION]: displays closure from module body at file:///home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-exec-scope.mjs:17:10 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: false, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\n\ndebug> ', expected: /'moduleScoped'/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-exec-scope.mjs

--- stderr --- node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: works w/o paren at waitInitialBreak (/home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-exec.js:18:12) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: false, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\n\ndebug> ', expected: /\[ 'function', 'function' \]/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-exec.js

--- stderr --- node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: The expression evaluated to a falsy value: assert.ok(cli.output.includes(`#0 ${script}:3`)) at /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-clear-breakpoints.js:29:14 at process.processTicksAndRejections (node:internal/process/task_queues:104:5) { generatedMessage: true, code: 'ERR_ASSERTION', actual: false, expected: true, operator: '==', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /home/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-debugger-clear-breakpoints.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: The expression evaluated to a falsy value: assert(output.accumulator.includes('Uncaught null')) at Timeout.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-null-thrown.js:12:3) at Timeout._onTimeout (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at listOnTimeout (node:internal/timers:605:17) at process.processTimers (node:internal/timers:541:7) { generatedMessage: true, code: 'ERR_ASSERTION', actual: false, expected: true, operator: '==', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-null-thrown.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly deep-equal: + actual - expected [ '[ 42, 23 ]', + 'Invalid REPL keyword', + '[ 42, 23 ]', - '1', - '[ 42, ... 1 more item ]', '' ] at ChildProcess.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-inspect-defaults.js:15:10) at ChildProcess.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at ChildProcess.emit (node:events:509:20) at ChildProcess._handle.onexit (node:internal/child_process:294:12) { generatedMessage: true, code: 'ERR_ASSERTION', actual: [ '[ 42, 23 ]', 'Invalid REPL keyword', '[ 42, 23 ]', '' ], expected: [ '[ 42, 23 ]', '1', '[ 42, ... 1 more item ]', '' ], operator: 'deepStrictEqual', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-inspect-defaults.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly deep-equal: + actual - expected [ + 'Invalid REPL keyword', - "[Module: null prototype] { message: 'A message' }", '' ] at ChildProcess.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-import-referrer.js:19:10) at ChildProcess.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at ChildProcess.emit (node:events:509:20) at ChildProcess._handle.onexit (node:internal/child_process:294:12) { generatedMessage: true, code: 'ERR_ASSERTION', actual: [ 'Invalid REPL keyword', '' ], expected: [ "[Module: null prototype] { message: 'A message' }", '' ], operator: 'deepStrictEqual', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-import-referrer.js

--- stderr --- Failed test # 13 Last outputs: [ '> ', 'c', 'o', 'n', 's', 't', ' ', 'u', 't', 'i', 'l', 'D', 'e', 's', 'c', ' ', '=', ' ', 'R', 'e', 'f', 'l', 'e', 'c', 't', '.', 'g', 'e', 't', 'O', 'w', 'n', 'P', 'r', 'o', 'p', 'e', 'r', 't', 'y', 'D', 'e', 's', 'c', 'r', 'i', 'p', 't', 'o', 'r', '(', 'g', 'l', 'o', 'b', 'a', 'l', 'T', 'h', 'i', 's', ',', ' ', '"', 'u', 't', 'i', 'l', '"', ')', 'Invalid REPL keyword\n' ] /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-history-navigation.js:888 throw e; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + 'Invalid REPL keyword\n' - 'undefined\n' at Writable.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-history-navigation.js:882:20) at Writable._write (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at writeOrBuffer (node:internal/streams/writable:572:12) at _write (node:internal/streams/writable:501:10) at Writable.write (node:internal/streams/writable:510:10) at REPLServer.onLine (node:repl:828:25) at REPLServer.emit (node:events:521:24) at [_onLine] [as _onLine] (node:internal/readline/interface:465:12) at [_line] [as _line] (node:internal/readline/interface:953:18) at [_ttyWrite] [as _ttyWrite] (node:internal/readline/interface:1478:24) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword\n', expected: 'undefined\n', operator: 'strictEqual', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node --expose-internals /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-history-navigation.js

--- stderr --- Invalid REPL keyword Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-domain.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: false !== true at process.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-colors.js:28:10) at process.emit (node:events:521:24) { generatedMessage: true, code: 'ERR_ASSERTION', actual: false, expected: true, operator: 'strictEqual', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-colors.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: stdout: Welcome to Node.js v27.0.0-pre. Type ".help" for more information. > Invalid REPL keyword > at Socket.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-cli-eval.js:20:5) at Socket.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at Socket.emit (node:events:521:24) at endReadableNT (node:internal/streams/readable:1744:12) at process.processTicksAndRejections (node:internal/process/task_queues:90:21) { generatedMessage: false, code: 'ERR_ASSERTION', actual: false, expected: true, operator: '==', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-cli-eval.js

--- stderr --- node:internal/assert/utils:146 throw error; ^ AssertionError [ERR_ASSERTION]: The input did not match the regular expression /^1\n(>\s)?$/. Input: 'undefined\n> ' at Socket.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-array-prototype-tempering.js:42:14) at Socket.<anonymous> (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/common/index.js:510:15) at Object.onceWrapper (node:events:631:12) at Socket.emit (node:events:521:24) at addChunk (node:internal/streams/readable:568:12) at readableAddChunkPushByteMode (node:internal/streams/readable:519:3) at Readable.push (node:internal/streams/readable:399:5) at Pipe.onStreamRead (node:internal/stream_base_commons:189:23) { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'undefined\n> ', expected: /^1\n(>\s)?$/, operator: 'match', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl-array-prototype-tempering.js

--- stderr --- ------------ out: "" in: "" ------------ out: "message" in: "'Read, Eval, Print Loop'" ------------ out: "invoke_me(987)" in: "'invoked 987'" ------------ out: "a = 12345" in: "12345" ------------ out: "{a:1}" in: "{ a: 1 }" ------------ out: "throw new Error('test error');" in: "Uncaught Error: test error" ------------ out: "throw { foo: 'bar' };" in: "Uncaught { foo: 'bar' }" ------------ out: "function test_func() {" in: "| " ------------ out: ".break" in: "" ------------ out: "eval(\"function test_func() {\")" in: "Uncaught SyntaxError: Unexpected end of input" ------------ out: "`io.js" in: "Invalid REPL keyword" node:internal/process/promises:324 triggerUncaughtException(err, true /* fromPromise */); ^ AssertionError [ERR_ASSERTION]: Expected values to be strictly equal: + actual - expected + 'Invalid REPL keyword' - '| ' at runReplTests (/Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl.js:92:16) at process.processTicksAndRejections (node:internal/process/task_queues:104:5) at async /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl.js:943:5 { generatedMessage: true, code: 'ERR_ASSERTION', actual: 'Invalid REPL keyword', expected: '| ', operator: 'strictEqual', diff: 'simple' } Node.js v27.0.0-pre Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-repl.js

--- stdout --- Welcome to Node.js v27.0.0-pre. Type ".help" for more information. > <ref *2> { resolve: [Function: resolve], normalize: [Function: normalize], isAbsolute: [Function: isAbsolute], join: [Function: join], relative: [Function: relative], toNamespacedPath: [Function: toNamespacedPath], dirname: [Function: dirname], basename: [Function: basename], extname: [Function: extname], format: [Function: bound _format], parse: [Function: parse], matchesGlob: [Function: matchesGlob], sep: '/', delimiter: ':', win32: <ref *1> { resolve: [Function: resolve], normalize: [Function: normalize], isAbsolute: [Function: isAbsolute], join: [Function: join], relative: [Function: relative], toNamespacedPath: [Function: toNamespacedPath], dirname: [Function: dirname], basename: [Function: basename], extname: [Function: extname], format: [Function: bound _format], parse: [Function: parse], matchesGlob: [Function: matchesGlob], sep: '\\', delimiter: ';', win32: [Circular *1], posix: [Circular *2], _makeLong: [Function: toNamespacedPath] }, posix: [Circular *2], _makeLong: [Function: toNamespacedPath] } > Invalid REPL keyword > Command: out/Release/node /Users/runner/work/_temp/node-v27.0.0-nightly2026-06-14aec97df41e-slim/test/parallel/test-cwd-enoent-repl.js --- TIMEOUT ---

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s

The operation was canceled.

The job has exceeded the maximum execution time of 6h0m0s