as seen in https://integration.wikimedia.org/ci/job/quibble-vendor-mysql-php72-selenium-docker/91629/console
21:59:36 [0-5] 2021-12-08T20:59:37.002Z ERROR @wdio/sync: Evaluation failed: TypeError: mw.loader.using is not a function 21:59:37 [0-5] at eval (eval at <anonymous> (:20:16), <anonymous>:5:14) 21:59:37 [0-5] at eval (eval at <anonymous> (:20:16), <anonymous>:11:6) 21:59:37 [0-5] at __puppeteer_evaluation_script__:20:16 21:59:37 [0-5] at __puppeteer_evaluation_script__:2:12 21:59:37 [0-5] Error: Evaluation failed: TypeError: mw.loader.using is not a function 21:59:37 [0-5] at ExecutionContext._evaluateInternal (/workspace/src/extensions/WikibaseLexeme/node_modules/puppeteer-core/lib/cjs/puppeteer/common/ExecutionContext.js:221:19) 21:59:37 [0-5] at processTicksAndRejections (internal/process/task_queues.js:95:5) 21:59:37 [0-5] at async ExecutionContext.evaluate (/workspace/src/extensions/WikibaseLexeme/node_modules/puppeteer-core/lib/cjs/puppeteer/common/ExecutionContext.js:110:16) 21:59:37 [0-5] at async ElementHandle.evaluate (/workspace/src/extensions/WikibaseLexeme/node_modules/puppeteer-core/lib/cjs/puppeteer/common/JSHandle.js:102:16) 21:59:37 [0-5] at async ElementHandle.$eval (/workspace/src/extensions/WikibaseLexeme/node_modules/puppeteer-core/lib/cjs/puppeteer/common/JSHandle.js:728:24) 21:59:37 [0-5] at async DevToolsDriver.executeAsyncScript (/workspace/src/extensions/WikibaseLexeme/node_modules/devtools/build/commands/executeAsyncScript.js:31:20) 21:59:37 [0-5] at async Browser.wrappedCommand (/workspace/src/extensions/WikibaseLexeme/node_modules/devtools/build/devtoolsdriver.js:102:26) 21:59:37 [0-5] at Browser.<anonymous> (/workspace/src/extensions/WikibaseLexeme/node_modules/@wdio/utils/build/shim.js:270:24) 21:59:37 [0-5] at Object.beforeSuite (/workspace/src/extensions/WikibaseLexeme/tests/selenium/wdio.conf.js:41:11) 21:59:37 [0-5] 1: starting lexeme creation 21:59:37 [0-5] 1: have categoryValue 21:59:37 [0-5] Trace: WARNING: LexemeApi not initialized 21:59:37 [0-5] at LexemeApi.getBot (/workspace/src/extensions/WikibaseLexeme/tests/selenium/lexeme.api.js:44:12) 21:59:37 [0-5] at /workspace/src/extensions/WikibaseLexeme/tests/selenium/lexeme.api.js:81:16 21:59:37 [0-5] at processTicksAndRejections (internal/process/task_queues.js:95:5) 21:59:37 [0-5] at async Browser.runCommandWithHooks (/workspace/src/extensions/WikibaseLexeme/node_modules/@wdio/sync/build/wrapCommand.js:105:25) 21:59:37 [0-5] 1: have languageValue 21:59:37 INFO:backend.PhpWebserver:[Wed Dec 8 20:59:37 2021] 127.0.0.1:58700 [200]: //api.php?format=json 21:59:37 INFO:backend.PhpWebserver:[Wed Dec 8 20:59:37 2021] 127.0.0.1:58702 [200]: //api.php?format=json 21:59:37 INFO:backend.PhpWebserver:[Wed Dec 8 20:59:37 2021] 127.0.0.1:58704 [200]: //api.php?format=json 21:59:37 INFO:backend.PhpWebserver:[Wed Dec 8 20:59:37 2021] 127.0.0.1:58706 [200]: //api.php?format=json 21:59:37 [0-5] 507: have bot 21:59:37 INFO:backend.PhpWebserver:[Wed Dec 8 20:59:37 2021] 127.0.0.1:58708 [200]: //api.php?format=json 21:59:37 [0-5] Error in "Lexeme:Header.shows id" 21:59:37 Error: failed-save: The save has failed. 21:59:37 at /workspace/src/extensions/WikibaseLexeme/node_modules/mwbot/src/index.js:262:31 21:59:37 at tryCatcher (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/util.js:16:23) 21:59:37 at Promise._settlePromiseFromHandler (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/promise.js:547:31) 21:59:37 at Promise._settlePromise (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/promise.js:604:18) 21:59:37 at Promise._settlePromise0 (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/promise.js:649:10) 21:59:37 at Promise._settlePromises (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/promise.js:729:18) 21:59:37 at _drainQueueStep (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/async.js:93:12) 21:59:37 at _drainQueue (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/async.js:86:9) 21:59:37 at Async._drainQueues (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/async.js:102:5) 21:59:37 at Immediate.Async.drainQueues [as _onImmediate] (/workspace/src/extensions/WikibaseLexeme/node_modules/bluebird/js/release/async.js:15:14) 21:59:37 at processImmediate (internal/timers.js:464:21) 21:59:37 at Browser.<anonymous> (/workspace/src/extensions/WikibaseLexeme/node_modules/@wdio/utils/build/shim.js:270:24) 21:59:37 at Context.<anonymous> (/workspace/src/extensions/WikibaseLexeme/tests/selenium/specs/header.js:9:22) 21:59:37 [0-5] FAILED in chrome - /tests/selenium/specs/header.js