1632752 - Intermittent devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | A promise chain failed to handle a rejection: Can not send request 'listServiceWorkerRegistrations' because front 'root' is already destroyed. - stack: generateRequestMethod

Status: RESOLVED INCOMPLETE

(DevTools :: Debugger, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: btara [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer.html#?job_id=299172472&repo=mozilla-central
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ENwGUsiBSWak_kuyH7JsVQ/runs/0/artifacts/public/logs/live_backing.log

---

[task 2020-04-24T04:42:33.660Z] 04:42:33     INFO - TEST-START | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js
[task 2020-04-24T04:42:34.392Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_ORIENTATION  - {"type":"SET_ORIENTATION","orientation":"horizontal"}
[task 2020-04-24T04:42:34.410Z] 04:42:34     INFO - GECKO(8524) | [ACTION] UPDATE_EVENT_LISTENERS  - {"type":"UPDATE_EVENT_LISTENERS","active":[]}
[task 2020-04-24T04:42:34.429Z] 04:42:34     INFO - GECKO(8524) | [ACTION] RECEIVE_EVENT_LISTENER_TYPES  - {"type":"RECEIVE_EVENT_LISTENER_TYPES","categories":[{"name":"Animation","events":[{"id":"animationframe.request","name":"Request Animation Frame"},{"id":"animationframe.cancel","name":"Cancel Animation Frame"},{"id":"animationframe.fire","name":"Animation Frame fired"}]},{"name":"Clipboard","events":[{"id":"event.clipboard.copy","name":"copy"},{"id":"event.clipboard.cut","name":"cut"},{"id":"event.clipboard.paste","name":"paste"},{"id":"event.clipboard.beforecopy","name":"beforecopy"},{"id":"event.clipboard.beforecut","name":"beforecut"},{"id":"event.clipboard.beforepaste","name":"beforepaste"}]},{"name":"Control","events":[{"id":"event.control.resize","name":"resize"},{"id":"event.control.scroll","name":"scroll"},{"id":"event.control.zoom","name":"zoom"},{"id":"event.control.focus","name":"focus"},{"id":"event.control.blur","name":"blur"},{"id":"event.control.select","name":"select"},{"id":"event.control.change","name":"change"},{"id":"event.control.submit","name":"submit"},{"id":"event.control.reset","name":"reset"}]},{"name":"DOM Mutation","events":[{"id":"event.dom-mutation.DOMActivate","name":"DOMActivate"},{"id":"event.dom-mutation.DOMFocusIn","name":"DOMFocusIn"},{"id":"event.dom-mutation.DOMFocusOut","name":"DOMFocusOut"},{"id":"event.dom-mutation.DOMAttrModified","name":"DOMAttrModified"},{"id":"event.dom-mutation.DOMCharacterDataModified","name":"DOMCharacterDataModified"},{"id":"event.dom-mutation.DOMNodeInserted","name":"DOMNodeInserted"},{"id":"event.dom-mutation.DOMNodeInsertedIntoDocument","name":"DOMNodeInsertedIntoDocument"},{"id":"event.dom-mutation.DOMNodeRemoved","name":"DOMNodeRemoved"},{"id":"event.dom-mutation.DOMNodeRemovedIntoDocument","name":"DOMNodeRemovedIntoDocument"},{"id":"event.dom-mutation.DOMSubtreeModified","name":"DOMSubtreeModified"},{"id":"event.dom-mutation.DOMContentLoaded","name":"DOMContentLoaded"}]},{"name":"Device","events":[{"id":"event.device.deviceorientation","name":"deviceorientation"},{"id":"event.device.devicemotion","name":"devicemotion"}]},{"name":"Drag and Drop","events":[{"id":"event.drag-and-drop.drag","name":"drag"},{"id":"event.drag-and-drop.dragstart","name":"dragstart"},{"id":"event.drag-and-drop.dragend","name":"dragend"},{"id":"event.drag-and-drop.dragenter","name":"dragenter"},{"id":"event.drag-and-drop.dragover","name":"dragover"},{"id":"event.drag-and-drop.dragleave","name":"dragleave"},{"id":"event.drag-and-drop.drop","name":"drop"}]},{"name":"Keyboard","events":[{"id":"event.keyboard.input","name":"input"},{"id":"event.keyboard.keydown","name":"keydown"},{"id":"event.keyboard.keyup","name":"keyup"},{"id":"event.keyboard.keypress","name":"keypress"}]},{"name":"Load","events":[{"id":"event.load.load","name":"load"},{"id":"event.load.abort","name":"abort"},{"id":"event.load.error","name":"error"},{"id":"event.load.hashchange","name":"hashchange"},{"id":"event.load.popstate","name":"popstate"}]},{"name":"Media","events":[{"id":"event.media.play","name":"play"},{"id":"event.media.pause","name":"pause"},{"id":"event.media.playing","name":"playing"},{"id":"event.media.canplay","name":"canplay"},{"id":"event.media.canplaythrough","name":"canplaythrough"},{"id":"event.media.seeking","name":"seeking"},{"id":"event.media.seeked","name":"seeked"},{"id":"event.media.timeupdate","name":"timeupdate"},{"id":"event.media.ended","name":"ended"},{"id":"event.media.ratechange","name":"ratechange"},{"id":"event.media.durationchange","name":"durationchange"},{"id":"event.media.volumechange","name":"volumechange"},{"id":"event.media.loadstart","name":"loadstart"},{"id":"event.media.progress","name":"progress"},{"id":"event.media.suspend","name":"suspend"},{"id":"event.media.abort","name":"abort"},{"id":"event.media.error","name":"error"},{"id":"event.media.emptied","name":"emptied"},{"id":"event.media.stalled","name":"stalled"},{"id":"event.media.loadedmetadata","name":"loadedmetadata"},{"id":"event.media.loadeddata","name":"loadeddata"},{"id":"event.media.waiting","name":"waiting"}]},{"name":"Mouse","events":[{"id":"event.mouse.auxclick","name":"auxclick"},{"id":"event.mouse.click","name":"click"},{"id":"event.mouse.dblclick","name":"dblclick"},{"id":"event.mouse.mousedown","name":"mousedown"},{"id":"event.mouse.mouseup","name":"mouseup"},{"id":"event.mouse.mouseover","name":"mouseover"},{"id":"event.mouse.mousemove","name":"mousemove"},{"id":"event.mouse.mouseout","name":"mouseout"},{"id":"event.mouse.mouseenter","name":"mouseenter"},{"id":"event.mouse.mouseleave","name":"mouseleave"},{"id":"event.mouse.mousewheel","name":"mousewheel"},{"id":"event.mouse.wheel","name":"wheel"},{"id":"event.mouse.contextmenu","name":"contextmenu"}]},{"name":"Pointer","events":[{"id":"event.pointer.pointerover","name":"pointerover"},{"id":"event.pointer.pointerout","name":"pointerout"},{"id":"event.pointer.pointerenter","name":"pointerenter"},{"id":"event.pointer.pointerleave","name":"pointerleave"},{"id":"event.pointer.pointerdown","name":"pointerdown"},{"id":"event.pointer.pointerup","name":"pointerup"},{"id":"event.pointer.pointermove","name":"pointermove"},{"id":"event.pointer.pointercancel","name":"pointercancel"},{"id":"event.pointer.gotpointercapture","name":"gotpointercapture"},{"id":"event.pointer.lostpointercapture","name":"lostpointercapture"}]},{"name":"Timer","events":[{"id":"timer.timeout.set","name":"setTimeout"},{"id":"timer.timeout.clear","name":"clearTimeout"},{"id":"timer.timeout.fire","name":"setTimeout fired"},{"id":"timer.interval.set","name":"setInterval"},{"id":"timer.interval.clear","name":"clearInterval"},{"id":"timer.interval.fire","name":"setInterval fired"}]},{"name":"Touch","events":[{"id":"event.touch.touchstart","name":"touchstart"},{"id":"event.touch.touchmove","name":"touchmove"},{"id":"event.touch.touchend","name":"touchend"},{"id":"event.touch.touchcancel","name":"touchcancel"}]},{"name":"WebSocket","events":[{"id":"event.websocket.open","name":"open"},{"id":"event.websocket.message","name":"message"},{"id":"event.websocket.error","name":"error"},{"id":"event.websocket.close","name":"close"}]},{"name":"Worker","events":[{"id":"event.worker.message","name":"message"},{"id":"event.worker.messageerror","name":"messageerror"},{"id":"event.serviceworker.fetch","name":"fetch"}]},{"name":"XHR","events":[{"id":"event.xhr.readystatechange","name":"readystatechange"},{"id":"event.xhr.load","name":"load"},{"id":"event.xhr.loadstart","name":"loadstart"},{"id":"event.xhr.loadend","name":"loadend"},{"id":"event.xhr.abort","name":"abort"},{"id":"event.xhr.error","name":"error"},{"id":"event.xhr.progress","name":"progress"},{"id":"event.xhr.timeout","name":"timeout"}]}]}
[task 2020-04-24T04:42:34.572Z] 04:42:34     INFO - GECKO(8524) | [ACTION] CONNECT  - {"type":"CONNECT","mainThread":{"url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","actor":"server0.conn2.child2/thread21","type":"mainThread","name":"Main Thread"},"traits":{"reconfigure":false,"frames":true,"logInPage":true,"watchpoints":true},"isWebExtension":false}
[task 2020-04-24T04:42:34.613Z] 04:42:34     INFO - GECKO(8524) | [ACTION] EVALUATE_EXPRESSIONS  - {"type":"EVALUATE_EXPRESSIONS","cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":false,"pauseCounter":0},"inputs":[],"results":[]}
[task 2020-04-24T04:42:34.613Z] 04:42:34     INFO - GECKO(8524) | [ACTION] ADD_SOURCES  - {"type":"ADD_SOURCES","cx":{"navigateCounter":0},"sources":[{"id":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","relativeUrl":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","isPrettyPrinted":false,"extensionName":null,"introductionUrl":null,"introductionType":"scriptElement","isBlackBoxed":false,"isWasm":false,"isExtension":false,"isOriginal":false}]}
[task 2020-04-24T04:42:34.615Z] 04:42:34     INFO - GECKO(8524) | [ACTION] INSERT_SOURCE_ACTORS  - {"type":"INSERT_SOURCE_ACTORS","items":[{"id":"server0.conn2.child2/source23","actor":"server0.conn2.child2/source23","thread":"server0.conn2.child2/thread21","source":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","isBlackBoxed":false,"sourceMapURL":null,"url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","introductionUrl":null,"introductionType":"scriptElement"}]}
[task 2020-04-24T04:42:34.620Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_EXPANDED_STATE  - {"type":"SET_EXPANDED_STATE","expanded":{}}
[task 2020-04-24T04:42:34.625Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_EXPANDED_STATE  - {"type":"SET_EXPANDED_STATE","expanded":{}}
[task 2020-04-24T04:42:34.663Z] 04:42:34     INFO - GECKO(8524) | [ACTION] ADD_SOURCES  - {"type":"ADD_SOURCES","cx":{"navigateCounter":0},"sources":[]}
[task 2020-04-24T04:42:34.663Z] 04:42:34     INFO - GECKO(8524) | [ACTION] INSERT_SOURCE_ACTORS  - {"type":"INSERT_SOURCE_ACTORS","items":[]}
[task 2020-04-24T04:42:34.724Z] 04:42:34     INFO - GECKO(8524) | [ACTION] PAUSED  - {"type":"PAUSED","thread":"server0.conn2.child2/thread21","why":{"type":"debuggerStatement"},"frame":{"id":"server0.conn2.child2/frame26","thread":"server0.conn2.child2/thread21","displayName":"sleep","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"this":{"type":"object","actor":"server0.conn2.child2/obj27","class":"Window","ownPropertyLength":809,"extensible":true,"frozen":false,"sealed":false,"preview":{"kind":"ObjectWithURL","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html"}},"source":null,"index":0,"asyncCause":null,"state":"on-stack"},"pauseInfo":{"why":{"type":"debuggerStatement"}},"scopes":[],"loadedObjects":[]}
[task 2020-04-24T04:42:34.744Z] 04:42:34     INFO - GECKO(8524) | [ACTION] FETCHED_FRAMES  - {"type":"FETCHED_FRAMES","thread":"server0.conn2.child2/thread21","frames":[{"id":"server0.conn2.child2/frame26","thread":"server0.conn2.child2/thread21","displayName":"sleep","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"this":{"type":"object","actor":"server0.conn2.child2/obj27","class":"Window","ownPropertyLength":809,"extensible":true,"frozen":false,"sealed":false,"preview":{"kind":"ObjectWithURL","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html"}},"source":null,"index":0,"asyncCause":null,"state":"on-stack"},{"id":"server0.conn2.child2/frame28","thread":"server0.conn2.child2/thread21","displayName":"main","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":17,"column":14},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":17,"column":14},"source":null,"index":1,"asyncCause":"async","state":"dead"}],"cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":true,"pauseCounter":1}}
[task 2020-04-24T04:42:34.769Z] 04:42:34     INFO - GECKO(8524) | [ACTION] MAP_FRAMES  - {}
[task 2020-04-24T04:42:34.778Z] 04:42:34     INFO - GECKO(8524) | [ACTION] ADD_TAB  - {"type":"ADD_TAB","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","isOriginal":false,"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html"}
[task 2020-04-24T04:42:34.783Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_SELECTED_LOCATION  - {"type":"SET_SELECTED_LOCATION","cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":true,"pauseCounter":1},"source":{"id":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","relativeUrl":"/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","isPrettyPrinted":false,"extensionName":null,"introductionUrl":null,"introductionType":"scriptElement","isBlackBoxed":false,"isWasm":false,"isExtension":false,"isOriginal":false},"location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8}}
[task 2020-04-24T04:42:34.833Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_VIEWPORT  - {"type":"SET_VIEWPORT","viewport":{"start":{"line":-20,"column":0},"end":{"line":21,"column":208}}}
[task 2020-04-24T04:42:34.852Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_FOCUSED_SOURCE_ITEM  - {}
[task 2020-04-24T04:42:34.852Z] 04:42:34     INFO - GECKO(8524) | [ACTION] LOAD_SOURCE_TEXT [start] - {"type":"LOAD_SOURCE_TEXT","sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","epoch":1,"seqId":"1","status":"start"}
[task 2020-04-24T04:42:34.892Z] 04:42:34     INFO - GECKO(8524) | [ACTION] LOAD_SOURCE_TEXT [done] - {"type":"LOAD_SOURCE_TEXT","sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","epoch":1,"seqId":"1","status":"done","value":{"text":"","contentType":"text/html"}}
[task 2020-04-24T04:42:34.917Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_VIEWPORT  - {"type":"SET_VIEWPORT","viewport":{"start":{"line":-15,"column":0},"end":{"line":36,"column":205}}}
[task 2020-04-24T04:42:34.936Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_SOURCE_ACTOR_BREAKABLE_LINES [start] - {"type":"SET_SOURCE_ACTOR_BREAKABLE_LINES","sourceId":"server0.conn2.child2/source23","seqId":"2","status":"start"}
[task 2020-04-24T04:42:34.962Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_SOURCE_ACTOR_BREAKABLE_LINES [done] - {"type":"SET_SOURCE_ACTOR_BREAKABLE_LINES","sourceId":"server0.conn2.child2/source23","seqId":"2","status":"done","value":[12,13,14,17,18,19]}
[task 2020-04-24T04:42:34.972Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_SYMBOLS [start] - {}
[task 2020-04-24T04:42:34.992Z] 04:42:34     INFO - GECKO(8524) | [ACTION] SET_SYMBOLS [done] - {}
[task 2020-04-24T04:42:35.002Z] 04:42:35     INFO - GECKO(8524) | [ACTION] MAP_FRAME_DISPLAY_NAMES  - {"type":"MAP_FRAME_DISPLAY_NAMES","cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":true,"pauseCounter":1},"thread":"server0.conn2.child2/thread21","frames":[{"id":"server0.conn2.child2/frame26","thread":"server0.conn2.child2/thread21","displayName":"sleep","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"this":{"type":"object","actor":"server0.conn2.child2/obj27","class":"Window","ownPropertyLength":809,"extensible":true,"frozen":false,"sealed":false,"preview":{"kind":"ObjectWithURL","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html"}},"source":null,"index":0,"asyncCause":null,"state":"on-stack","originalDisplayName":"sleep"},{"id":"server0.conn2.child2/frame28","thread":"server0.conn2.child2/thread21","displayName":"main","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":17,"column":14},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":17,"column":14},"source":null,"index":1,"asyncCause":"async","state":"dead","originalDisplayName":"main"}]}
[task 2020-04-24T04:42:35.021Z] 04:42:35     INFO - GECKO(8524) | [ACTION] ADD_SCOPES [start] - {}
[task 2020-04-24T04:42:35.021Z] 04:42:35     INFO - GECKO(8524) | [ACTION] MAP_SCOPES [start] - {}
[task 2020-04-24T04:42:35.041Z] 04:42:35     INFO - GECKO(8524) | [ACTION] IN_SCOPE_LINES  - {}
[task 2020-04-24T04:42:35.041Z] 04:42:35     INFO - GECKO(8524) | [ACTION] SET_VIEWPORT  - {"type":"SET_VIEWPORT","viewport":{"start":{"line":-15,"column":0},"end":{"line":36,"column":205}}}
[task 2020-04-24T04:42:35.041Z] 04:42:35     INFO - GECKO(8524) | [ACTION] MAP_SCOPES [done] - {}
[task 2020-04-24T04:42:35.051Z] 04:42:35     INFO - GECKO(8524) | [ACTION] EVALUATE_EXPRESSIONS  - {"type":"EVALUATE_EXPRESSIONS","cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":true,"pauseCounter":1},"inputs":[],"results":[]}
[task 2020-04-24T04:42:35.061Z] 04:42:35     INFO - GECKO(8524) | [ACTION] ADD_SCOPES [done] - {}
[task 2020-04-24T04:42:35.070Z] 04:42:35     INFO - GECKO(8524) | [ACTION] NODE_EXPAND  - {}
[task 2020-04-24T04:42:35.070Z] 04:42:35     INFO - GECKO(8524) | [ACTION] SET_EXPANDED_SCOPE  - {"type":"SET_EXPANDED_SCOPE","cx":{"navigateCounter":0,"thread":"server0.conn2.child2/thread21","isPaused":true,"pauseCounter":1},"thread":"server0.conn2.child2/thread21","path":"server0.conn2.child2/environment29-1","expanded":true}
[task 2020-04-24T04:42:35.080Z] 04:42:35     INFO - GECKO(8524) | [ACTION] NODE_PROPERTIES_LOADED  - {}
[task 2020-04-24T04:42:35.099Z] 04:42:35     INFO - GECKO(8524) | [ACTION] ADD_INLINE_PREVIEW  - {"type":"ADD_INLINE_PREVIEW","thread":"server0.conn2.child2/thread21","frame":{"id":"server0.conn2.child2/frame26","thread":"server0.conn2.child2/thread21","displayName":"sleep","location":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"generatedLocation":{"sourceId":"sourceURL-http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html","line":13,"column":8},"this":{"type":"object","actor":"server0.conn2.child2/obj27","class":"Window","ownPropertyLength":809,"extensible":true,"frozen":false,"sealed":false,"preview":{"kind":"ObjectWithURL","url":"http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html"}},"source":null,"index":0,"asyncCause":null,"state":"on-stack","originalDisplayName":"sleep"},"previews":{}}
[task 2020-04-24T04:42:35.158Z] 04:42:35     INFO - GECKO(8524) | console.log: "Request to connect to ProcessDescriptor \"6576\" failed: Error: Connection closed, pending request to server0.conn2.processDescriptor30, type getTarget failed\n\nRequest stack:\nrequest@resource://devtools/shared/protocol/Front.js:256:14\ngenerateRequestMethods/</frontProto[name]@resource://devtools/shared/protocol/Front/FrontClassWithSpec.js:47:19\ngetTarget/this._targetFrontPromise<@resource://devtools/client/fronts/descriptors/process.js:74:40\ngetTarget@resource://devtools/client/fronts/descriptors/process.js:91:7\nlistAllWorkerTargets/listChildWorkers/processWorkers<@resource://devtools/client/fronts/root.js:167:54\nlistChildWorkers@resource://devtools/client/fronts/root.js:162:19\nasync*listAllWorkerTargets@resource://devtools/client/fronts/root.js:181:7\nlistWorkerTargets@resource://devtools/client/debugger/src/client/firefox/targets.js:96:50\nasync*updateTargets@resource://devtools/client/debugger/src/client/firefox/targets.js:175:25\nfetchThreads@resource://devtools/client/debugger/src/client/firefox/commands.js:432:36\nupdateThreads/<@resource://devtools/client/debugger/src/actions/threads.js:25:34\nthunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:45\nbindActionCreator/<@resource://devtools/client/shared/vendor/redux.js:520:12\nthreadListChanged@resource://devtools/client/debugger/src/client/firefox/events.js:143:11\n_emit@resource://devtools/shared/event-emitter.js:226:34\nemit@resource://devtools/shared/event-emitter.js:172:18\nemit@resource://devtools/shared/event-emitter.js:324:18\nonPacket@resource://devtools/shared/protocol/Front.js:294:13\nonPacket@resource://devtools/client/devtools-client.js:493:13\nsend/<@resource://devtools/shared/transport/local-transport.js:68:25\nexports.makeInfallible/<@resource://devtools/shared/ThreadSafeDevToolsUtils.js:103:22\nDevToolsUtils.executeSoon*exports.executeSoon@resource://devtools/shared/DevToolsUtils.js:47:21\nsend@resource://devtools/shared/transport/local-transport.js:56:21\nsend@resource://devtools/server/devtools-server-connection.js:91:20\nonProcessListChanged@resource://devtools/server/actors/root.js:525:15\nobserve@resource://devtools/server/actors/process.js:73:12\n"
[task 2020-04-24T04:42:35.501Z] 04:42:35     INFO - GECKO(8524) | JavaScript error: resource://devtools/shared/protocol/Front/FrontClassWithSpec.js, line 29: Error: Can not send request 'listServiceWorkerRegistrations' because front 'root' is already destroyed.
[task 2020-04-24T04:42:35.501Z] 04:42:35     INFO - TEST-INFO | started process screenshot
[task 2020-04-24T04:42:35.571Z] 04:42:35     INFO - TEST-INFO | screenshot: exit 0
[task 2020-04-24T04:42:35.572Z] 04:42:35     INFO - Buffered messages logged at 04:42:33
[task 2020-04-24T04:42:35.572Z] 04:42:35     INFO - Entering test bound 
[task 2020-04-24T04:42:35.573Z] 04:42:35     INFO - Adding a new tab with URL: http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html
[task 2020-04-24T04:42:35.573Z] 04:42:35     INFO - Console message: [JavaScript Error: "The character encoding of the HTML document was not declared. The document will render with garbled text in some browser configurations if the document contains characters from outside the US-ASCII range. The character encoding of the page must be declared in the document or in the transfer protocol." {file: "http://example.com/browser/devtools/client/debugger/test/mochitest/examples/doc-frames-async.html" line: 0}]
[task 2020-04-24T04:42:35.574Z] 04:42:35     INFO - Tab added and finished loading
[task 2020-04-24T04:42:35.574Z] 04:42:35     INFO - Opening the toolbox
[task 2020-04-24T04:42:35.575Z] 04:42:35     INFO - Buffered messages logged at 04:42:34
[task 2020-04-24T04:42:35.575Z] 04:42:35     INFO - Toolbox opened and focused
[task 2020-04-24T04:42:35.575Z] 04:42:35     INFO - Invoking in tab: main()
[task 2020-04-24T04:42:35.576Z] 04:42:35     INFO - Waiting for state change: paused
[task 2020-04-24T04:42:35.576Z] 04:42:35     INFO - Console message: [JavaScript Warning: "Use of nsIFile in content process is deprecated." {file: "resource://gre/modules/NetUtil.jsm" line: 253}]
[task 2020-04-24T04:42:35.576Z] 04:42:35     INFO - Console message: [JavaScript Warning: "Use of nsIFile in content process is deprecated." {file: "resource://gre/modules/NetUtil.jsm" line: 253}]
[task 2020-04-24T04:42:35.577Z] 04:42:35     INFO - Buffered messages logged at 04:42:35
[task 2020-04-24T04:42:35.577Z] 04:42:35     INFO - Finished waiting for state change: paused
[task 2020-04-24T04:42:35.577Z] 04:42:35     INFO - Finished waiting for state change: paused
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - Waiting for state change: fetched frames
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - Finished waiting for state change: fetched frames
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - Waiting for state change: selected source
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - Finished waiting for state change: selected source
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - TEST-PASS | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | undefined assertion name - 
[task 2020-04-24T04:42:35.578Z] 04:42:35     INFO - TEST-PASS | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | undefined assertion name - 
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Leaving test bound 
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Removing tab.
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Waiting for event: 'TabClose' on [object XULElement].
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Got event: 'TabClose' on [object XULElement].
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Tab removed and finished closing
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - TEST-PASS | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | The main process DevToolsServer has no pending connection when the test ends - 
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - Buffered messages finished
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - TEST-UNEXPECTED-FAIL | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | A promise chain failed to handle a rejection: Can not send request 'listServiceWorkerRegistrations' because front 'root' is already destroyed. - stack: generateRequestMethods/</frontProto[name]@resource://devtools/shared/protocol/Front/FrontClassWithSpec.js:29:15
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - listWorkerTargets@resource://devtools/client/debugger/src/client/firefox/targets.js:99:41
[task 2020-04-24T04:42:35.579Z] 04:42:35     INFO - async*updateTargets@resource://devtools/client/debugger/src/client/firefox/targets.js:175:25
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - fetchThreads@resource://devtools/client/debugger/src/client/firefox/commands.js:432:36
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - updateThreads/<@resource://devtools/client/debugger/src/actions/threads.js:25:34
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - thunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:45
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - bindActionCreator/<@resource://devtools/client/shared/vendor/redux.js:520:12
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - threadListChanged@resource://devtools/client/debugger/src/client/firefox/events.js:143:11
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - _emit@resource://devtools/shared/event-emitter.js:226:34
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - emit@resource://devtools/shared/event-emitter.js:172:18
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - emit@resource://devtools/shared/event-emitter.js:324:18
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - onPacket@resource://devtools/shared/protocol/Front.js:294:13
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - onPacket@resource://devtools/client/devtools-client.js:493:13
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - send/<@resource://devtools/shared/transport/local-transport.js:68:25
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - exports.makeInfallible/<@resource://devtools/shared/ThreadSafeDevToolsUtils.js:103:22
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - DevToolsUtils.executeSoon*exports.executeSoon@resource://devtools/shared/DevToolsUtils.js:47:21
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - send@resource://devtools/shared/transport/local-transport.js:56:21
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - send@resource://devtools/server/devtools-server-connection.js:91:20
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - onProcessListChanged@resource://devtools/server/actors/root.js:525:15
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - observe@resource://devtools/server/actors/process.js:73:12
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - Rejection date: Fri Apr 24 2020 04:42:35 GMT+0000 (Greenwich Mean Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 265
[task 2020-04-24T04:42:35.580Z] 04:42:35     INFO - Stack trace:
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:265
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - chrome://mochikit/content/browser-test.js:nextTest:603
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - chrome://mochikit/content/browser-test.js:testScope/test_finish/<:1434
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - chrome://mochikit/content/browser-test.js:run:1349
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - Console message: [JavaScript Error: "Error: Can not send request 'listServiceWorkerRegistrations' because front 'root' is already destroyed." {file: "resource://devtools/shared/protocol/Front/FrontClassWithSpec.js" line: 29}]
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - GECKO(8524) | MEMORY STAT | vsize 2104352MB | vsizeMaxContiguous 67290481MB | residentFast 363MB | heapAllocated 130MB
[task 2020-04-24T04:42:35.581Z] 04:42:35     INFO - TEST-OK | devtools/client/debugger/test/mochitest/browser_dbg-asyncstacks.js | took 1878ms

Comment 1

[Intermittent Failures Robot]

15 failures in 1125 pushes (0.013 failures/push) were associated with this bug yesterday.

Repository breakdown:

• mozilla-central: 5
• autoland: 10

Platform breakdown:

• windows10-64-shippable: 3
• windows7-32-shippable: 11
• windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-24&endday=2020-04-24&tree=all

Comment 2

[Intermittent Failures Robot]

37 failures in 5582 pushes (0.007 failures/push) were associated with this bug in the last 7 days.

** This failure happened more than 30 times this week! Resolving this bug is a high priority. **

** Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled. **

Repository breakdown:

• mozilla-central: 8
• autoland: 29

Platform breakdown:

• windows10-64-shippable: 10
• windows7-32-shippable: 25
• windows10-64: 1
• macosx1014-64-shippable: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-20&endday=2020-04-26&tree=all

Comment 3

[Intermittent Failures Robot]

18 failures in 1108 pushes (0.016 failures/push) were associated with this bug yesterday.

Repository breakdown:

• try: 1
• autoland: 16
• mozilla-central: 1

Platform breakdown:

• windows7-32-shippable: 10
• windows10-64-shippable: 4
• macosx1014-64-shippable: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-28&endday=2020-04-28&tree=all

Comment 4

[Intermittent Failures Robot]

19 failures in 1129 pushes (0.017 failures/push) were associated with this bug yesterday.

Repository breakdown:

• autoland: 15
• mozilla-central: 4

Platform breakdown:

• windows7-32-shippable: 14
• macosx1014-64-shippable: 1
• windows10-64-shippable: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-29&endday=2020-04-29&tree=all

Comment 5

[Intermittent Failures Robot]

27 failures in 1127 pushes (0.024 failures/push) were associated with this bug yesterday.

Repository breakdown:

• try: 2
• mozilla-central: 2
• autoland: 23

Platform breakdown:

• windows7-32-shippable: 17
• windows10-64-shippable: 3
• macosx1014-64-shippable: 7

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-30&endday=2020-04-30&tree=all

Comment 6

[Intermittent Failures Robot]

15 failures in 691 pushes (0.022 failures/push) were associated with this bug yesterday.

Repository breakdown:

• autoland: 14
• mozilla-central: 1

Platform breakdown:

• windows7-32-shippable: 10
• windows10-64-shippable: 4
• macosx1014-64-shippable: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-05-01&endday=2020-05-01&tree=all

Comment 7

[Cristina Coroiu [:ccoroiu]]

Started retriggers and backfills on central: https://treeherder.mozilla.org/#/jobs?repo=mozilla-central&searchStr=Windows%2C7%2CShippable%2Copt%2CMochitests%2Ctest-windows7-32-shippable%2Fopt-mochitest-devtools-chrome-e10s-3%2CM%28dt3%29&tochange=3f7b8c98486963a2072886619ec15197e5476394&fromchange=342710b2598d0c742d2ed782c9bcd73866f1e0be

Contined on autoland up to here:
https://treeherder.mozilla.org/#/jobs?repo=autoland&searchStr=Windows%2C7%2CShippable%2Copt%2CMochitests%2Ctest-windows7-32-shippable%2Fopt-mochitest-devtools-chrome-e10s-3%2CM%28dt3%29&tochange=b3b81afcd8294b4bf0da54a0b7ed561a1a5accde&fromchange=42192ff2aa4c4dac0144b31ea39ea9aa8a3c728d&selectedTaskRun=UJzxATFOS0a0tdwghXi8yQ-0

This bug is failing intermittently with bug 1634255

Comment 8

[Intermittent Failures Robot]

111 failures in 5423 pushes (0.02 failures/push) were associated with this bug in the last 7 days.

This is the #9 most frequent failure this week.

** This failure happened more than 75 times this week! Resolving this bug is a very high priority. **

** Try to resolve this bug as soon as possible. If unresolved for 1 week, the affected test(s) may be disabled. **

Repository breakdown:

• autoland: 97
• mozilla-central: 10
• try: 4

Platform breakdown:

• windows7-32-shippable: 72
• macosx1014-64-shippable: 16
• windows10-64-shippable: 23

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-04-27&endday=2020-05-03&tree=all

Comment 9

[Intermittent Failures Robot]

20 failures in 929 pushes (0.022 failures/push) were associated with this bug yesterday.

** This test has failed more than 150 times in the last 21 days. It should be disabled until it can be fixed. **

Repository breakdown:

• autoland: 16
• mozilla-central: 3
• try: 1

Platform breakdown:

• windows7-32-shippable: 13
• windows10-64-shippable: 6
• macosx1014-64-shippable: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-05-04&endday=2020-05-04&tree=all

Comment 10

[Intermittent Failures Robot]

20 failures in 1176 pushes (0.017 failures/push) were associated with this bug yesterday.

Repository breakdown:

• autoland: 9
• try: 1
• mozilla-central: 10

Platform breakdown:

• windows7-32-shippable: 14
• macosx1014-64-shippable: 2
• windows10-64-shippable: 3
• windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-05-05&endday=2020-05-05&tree=all

Comment 11

[Julian Descottes [:jdescottes]]

Note: this might have been fixed by Bug 1633703

Comment 12

[Cosmin Sabou [:CosminS]]

No failures since 2020-05-05: https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?startday=2020-05-02&endday=2020-05-09&tree=trunk&bug=1632752

Comment 13

[Intermittent Failures Robot]

40 failures in 5276 pushes (0.008 failures/push) were associated with this bug in the last 7 days.

This is the #37 most frequent failure this week.

** This failure happened more than 30 times this week! Resolving this bug is a high priority. **

** Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled. **

Repository breakdown:

• autoland: 25
• mozilla-central: 13
• try: 2

Platform breakdown:

• windows7-32-shippable: 27
• windows10-64-shippable: 9
• macosx1014-64-shippable: 3
• windows10-64: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures.html#/bugdetails?bug=1632752&startday=2020-05-04&endday=2020-05-10&tree=all

Comment 14

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit auto_nag documentation.