Test flake: "Received app.stop event while waiting for app.<???> event" #87659
Description
Seen when run on CI against 8212b58
Exception: Received app.stop event while waiting for app.started event
[ +89 ms] FINE: Pub 2.14.0-377.0.dev
[ +36 ms] SLVR: fact: test is 0.0.0
[ +7 ms] SLVR: derived: test
[ +22 ms] SLVR: fact: test depends on flutter any from sdk
[ ] SLVR: fact: test depends on flutter_test any from sdk
[ +1 ms] SLVR: selecting test
[ ] SLVR: derived: flutter_test any from sdk
[ ] SLVR: derived: flutter any from sdk
[ +17 ms] SLVR: fact: flutter_test 0.0.0 from sdk depends on flutter any from sdk
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on test_api 0.4.2
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on path 1.8.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on fake_async 1.2.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on clock 1.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on stack_trace 1.10.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on vector_math 2.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on async 2.8.1
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on boolean_selector 2.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on characters 1.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on charcode 1.3.1
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on collection 1.15.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on matcher 0.12.10
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on meta 1.7.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on source_span 1.8.1
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on stream_channel 2.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on string_scanner 1.1.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on term_glyph 1.2.0
[ ] SLVR: fact: flutter_test 0.0.0 from sdk depends on typed_data 1.3.0
[ ] SLVR: selecting flutter_test 0.0.0 from sdk
[ ] SLVR: derived: typed_data 1.3.0
[ ] SLVR: derived: term_glyph 1.2.0
[ ] SLVR: derived: string_scanner 1.1.0
[ ] SLVR: derived: stream_channel 2.1.0
[ ] SLVR: derived: source_span 1.8.1
[ ] SLVR: derived: meta 1.7.0
[ ] SLVR: derived: matcher 0.12.10
[ ] SLVR: derived: collection 1.15.0
[ ] SLVR: derived: charcode 1.3.1
[ ] SLVR: derived: characters 1.1.0
[ ] SLVR: derived: boolean_selector 2.1.0
[ ] SLVR: derived: async 2.8.1
[ ] SLVR: derived: vector_math 2.1.0
[ ] SLVR: derived: stack_trace 1.10.0
[ ] SLVR: derived: clock 1.1.0
[ ] SLVR: derived: fake_async 1.2.0
[ ] SLVR: derived: path 1.8.0
[ ] SLVR: derived: test_api 0.4.2
[ +7 ms] SLVR: fact: flutter 0.0.0 from sdk depends on characters 1.1.0
[ ] SLVR: fact: flutter 0.0.0 from sdk depends on collection 1.15.0
[ ] SLVR: fact: flutter 0.0.0 from sdk depends on meta 1.7.0
[ ] SLVR: fact: flutter 0.0.0 from sdk depends on typed_data 1.3.0
[ ] SLVR: fact: flutter 0.0.0 from sdk depends on vector_math 2.1.0
[ ] SLVR: fact: flutter 0.0.0 from sdk depends on sky_engine any from sdk
[ ] SLVR: selecting flutter 0.0.0 from sdk
[ ] SLVR: derived: sky_engine any from sdk
[ +10 ms] SLVR: fact: typed_data 1.3.0 depends on collection ^1.15.0
[ ] SLVR: selecting typed_data 1.3.0
[ +3 ms] SLVR: selecting term_glyph 1.2.0
[ +3 ms] SLVR: fact: string_scanner 1.1.0 depends on charcode ^1.2.0
[ ] SLVR: fact: string_scanner 1.1.0 depends on source_span ^1.8.0
[ ] SLVR: selecting string_scanner 1.1.0
[ +3 ms] SLVR: fact: stream_channel 2.1.0 depends on async ^2.5.0
[ ] SLVR: selecting stream_channel 2.1.0
[ +3 ms] SLVR: fact: source_span 1.8.1 depends on collection ^1.15.0
[ ] SLVR: fact: source_span 1.8.1 depends on path ^1.8.0
[ ] SLVR: fact: source_span 1.8.1 depends on term_glyph ^1.2.0
[ ] SLVR: selecting source_span 1.8.1
[ +2 ms] SLVR: selecting meta 1.7.0
[ +3 ms] SLVR: fact: matcher 0.12.10 depends on stack_trace ^1.10.0
[ ] SLVR: selecting matcher 0.12.10
[ +3 ms] SLVR: selecting collection 1.15.0
[ +3 ms] SLVR: selecting charcode 1.3.1
[ +3 ms] SLVR: selecting characters 1.1.0
[ +2 ms] SLVR: fact: boolean_selector 2.1.0 depends on source_span ^1.8.0
[ ] SLVR: fact: boolean_selector 2.1.0 depends on string_scanner ^1.1.0
[ ] SLVR: selecting boolean_selector 2.1.0
[ +2 ms] SLVR: fact: async 2.8.1 depends on collection ^1.15.0
[ ] SLVR: fact: async 2.8.1 depends on meta ^1.1.7
[ ] SLVR: selecting async 2.8.1
[ +3 ms] SLVR: selecting vector_math 2.1.0
[ +2 ms] SLVR: fact: stack_trace 1.10.0 depends on path ^1.8.0
[ ] SLVR: selecting stack_trace 1.10.0
[ +2 ms] SLVR: selecting clock 1.1.0
[ +2 ms] SLVR: fact: fake_async 1.2.0 depends on clock ^1.1.0
[ ] SLVR: fact: fake_async 1.2.0 depends on collection ^1.15.0
[ ] SLVR: selecting fake_async 1.2.0
[ +2 ms] SLVR: selecting path 1.8.0
[ +3 ms] SLVR: fact: test_api 0.4.2 depends on async ^2.5.0
[ ] SLVR: fact: test_api 0.4.2 depends on boolean_selector ^2.1.0
[ ] SLVR: fact: test_api 0.4.2 depends on collection ^1.15.0
[ ] SLVR: fact: test_api 0.4.2 depends on meta ^1.3.0
[ ] SLVR: fact: test_api 0.4.2 depends on source_span ^1.8.0
[ ] SLVR: fact: test_api 0.4.2 depends on stack_trace ^1.10.0
[ ] SLVR: fact: test_api 0.4.2 depends on stream_channel ^2.1.0
[ ] SLVR: fact: test_api 0.4.2 depends on string_scanner ^1.1.0
[ ] SLVR: fact: test_api 0.4.2 depends on term_glyph ^1.2.0
[ ] SLVR: fact: test_api 0.4.2 depends on matcher >=0.12.10 <0.12.11
[ ] SLVR: selecting test_api 0.4.2
[ +1 ms] SLVR: selecting sky_engine 0.0.99 from sdk
[ +133 ms] SLVR: Version solving took 0:00:00.276699 seconds.
[ ] | Tried 1 solutions.
[ ] FINE: Resolving dependencies finished (0.307s).
[ +137 ms] IO : Writing 3268 characters to text file ./pubspec.lock.
[ ] FINE: Contents:
[ ] | # Generated by pub
[ ] | # See https://dart.dev/tools/pub/glossary#lockfile
[ ] | packages:
[ ] | async:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: async
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "2.8.1"
[ ] | boolean_selector:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: boolean_selector
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "2.1.0"
[ ] | characters:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: characters
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.1.0"
[ ] | charcode:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: charcode
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.3.1"
[ ] | clock:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: clock
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.1.0"
[ ] | collection:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: collection
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.15.0"
[ ] | fake_async:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: fake_async
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.2.0"
[ ] | flutter:
[ ] | dependency: "direct main"
[ ] | description: flutter
[ ] | source: sdk
[ ] | version: "0.0.0"
[ ] | flutter_test:
[ ] | dependency: "direct dev"
[ ] | description: flutter
[ ] | source: sdk
[ ] | version: "0.0.0"
[ ] | matcher:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: matcher
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "0.12.10"
[ ] | meta:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: meta
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.7.0"
[ ] | path:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: path
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.8.0"
[ ] | sky_engine:
[ ] | dependency: transitive
[ ] | description: flutter
[ ] | source: sdk
[ ] | version: "0.0.99"
[ ] | source_span:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: source_span
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.8.1"
[ ] | stack_trace:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: stack_trace
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.10.0"
[ ] | stream_channel:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: stream_channel
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "2.1.0"
[ ] | string_scanner:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: string_scanner
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.1.0"
[ ] | term_glyph:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: term_glyph
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.2.0"
[ ] | test_api:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: test_api
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "0.4.2"
[ ] | typed_data:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: typed_data
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "1.3.0"
[ ] | vector_math:
[ ] | dependency: transitive
[ ] | description:
[ ] | name: vector_math
[ ] | url: "https://pub.dartlang.org"
[ ] | source: hosted
[ ] | version: "2.1.0"
[ ] | sdks:
[ ] | dart: ">=2.12.0 <3.0.0"
[ ] IO : Writing 2005 characters to text file ./.packages.
[ ] FINE: Contents:
[ ] | # This file is deprecated. Tools should instead consume
[ ] | # `.dart_tool/package_config.json`.
[ ] | #
[ ] | # For more info see: https://dart.dev/go/dot-packages-deprecation
[ ] | #
[ ] | # Generated by pub on 2021-08-04 05:54:29.406489.
[ ] | async:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/async-2.8.1/lib/
[ ] | boolean_selector:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/boolean_selector-2.1.0/lib/
[ ] | characters:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/characters-1.1.0/lib/
[ ] | charcode:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/charcode-1.3.1/lib/
[ ] | clock:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/clock-1.1.0/lib/
[ ] | collection:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/collection-1.15.0/lib/
[ ] | fake_async:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/fake_async-1.2.0/lib/
[ ] | flutter:file:///b/s/w/ir/x/w/flutter/packages/flutter/lib/
[ ] | flutter_test:file:///b/s/w/ir/x/w/flutter/packages/flutter_test/lib/
[ ] | matcher:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/matcher-0.12.10/lib/
[ ] | meta:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/meta-1.7.0/lib/
[ ] | path:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/path-1.8.0/lib/
[ ] | sky_engine:file:///b/s/w/ir/x/w/flutter/bin/cache/pkg/sky_engine/lib/
[ ] | source_span:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/source_span-1.8.1/lib/
[ ] | stack_trace:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/stack_trace-1.10.0/lib/
[ ] | stream_channel:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/stream_channel-2.1.0/lib/
[ ] | string_scanner:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/string_scanner-1.1.0/lib/
[ ] | term_glyph:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/term_glyph-1.2.0/lib/
[ ] | test_api:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/test_api-0.4.2/lib/
[ ] | typed_data:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/typed_data-1.3.0/lib/
[ ] | vector_math:file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/vector_math-2.1.0/lib/
[ ] | test:lib/
[ +3 ms] IO : Writing 4259 characters to text file ./.dart_tool/package_config.json.
[ ] FINE: Contents:
[ ] | {
[ ] | "configVersion": 2,
[ ] | "packages": [
[ ] | {
[ ] | "name": "async",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/async-2.8.1",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "boolean_selector",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/boolean_selector-2.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "characters",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/characters-1.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "charcode",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/charcode-1.3.1",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ +1 ms] | },
[ ] | {
[ ] | "name": "clock",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/clock-1.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "collection",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/collection-1.15.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "fake_async",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/fake_async-1.2.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "flutter",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/flutter/packages/flutter",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "flutter_test",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/flutter/packages/flutter_test",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "matcher",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/matcher-0.12.10",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "meta",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/meta-1.7.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "path",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/path-1.8.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "sky_engine",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/flutter/bin/cache/pkg/sky_engine",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "source_span",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/source_span-1.8.1",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "stack_trace",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/stack_trace-1.10.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "stream_channel",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/stream_channel-2.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "string_scanner",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/string_scanner-1.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "term_glyph",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/term_glyph-1.2.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "test_api",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/test_api-0.4.2",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "typed_data",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/typed_data-1.3.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "vector_math",
[ ] | "rootUri": "file:///b/s/w/ir/x/w/.pub-cache/hosted/pub.dartlang.org/vector_math-2.1.0",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | },
[ ] | {
[ ] | "name": "test",
[ ] | "rootUri": "../",
[ ] | "packageUri": "lib/",
[ ] | "languageVersion": "2.12"
[ ] | }
[ ] | ],
[ ] | "generated": "2021-08-04T05:54:29.422386Z",
[ ] | "generator": "pub",
[ ] | "generatorVersion": "2.14.0-377.0.dev"
[ ] | }
[+1767 ms] SocketException: Failed to create server socket (OS Error: Address already in use, errno = 98), address = 127.0.0.1, port = 34971
#0 _NativeSocket.bind (dart:io-patch/socket_patch.dart:962:7)
<asynchronous suspension>
#1 HttpMultiServer._loopback (package:http_multi_server/http_multi_server.dart:177:20)
<asynchronous suspension>
#2 DebugService.start (package:dwds/src/services/debug_service.dart:257:18)
<asynchronous suspension>
#3 DevHandler.loadAppServices (package:dwds/src/handlers/dev_handler.dart:223:26)
<asynchronous suspension>
#4 Dwds.debugConnection (package:dwds/dwds.dart:89:28)
<asynchronous suspension>
#5 WebDevFS.connect.<anonymous closure> (package:flutter_tools/src/isolated/devfs_web.dart:682:15)
<asynchronous suspension>
Failed to establish connection with the application instance in Chrome.
This can happen if the websocket connection used by the web tooling is unable to correctly establish a connection, for example due to a firewall.
#0 throwToolExit (package:flutter_tools/src/base/common.dart:10:3)
#1 ResidentWebRunner.run (package:flutter_tools/src/isolated/resident_web_runner.dart:332:7)
<asynchronous suspension>
#2 AppDomain.launch.<anonymous closure> (package:flutter_tools/src/commands/daemon.dart:595:9)
<asynchronous suspension>
#3 AppDomain.launch (package:flutter_tools/src/commands/daemon.dart:593:5)
<asynchronous suspension>
#4 RunCommand.runCommand (package:flutter_tools/src/commands/run.dart:552:15)
<asynchronous suspension>
#5 FlutterCommand.run.<anonymous closure> (package:flutter_tools/src/runner/flutter_command.dart:1125:27)
<asynchronous suspension>
#6 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
<asynchronous suspension>
#7 CommandRunner.runCommand (package:args/command_runner.dart:209:13)
<asynchronous suspension>
#8 FlutterCommandRunner.runCommand.<anonymous closure> (package:flutter_tools/src/runner/flutter_command_runner.dart:288:9)
<asynchronous suspension>
#9 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
<asynchronous suspension>
#10 FlutterCommandRunner.runCommand (package:flutter_tools/src/runner/flutter_command_runner.dart:236:5)
<asynchronous suspension>
#11 run.<anonymous closure>.<anonymous closure> (package:flutter_tools/runner.dart:62:9)
<asynchronous suspension>
#12 AppContext.run.<anonymous closure> (package:flutter_tools/src/base/context.dart:150:19)
<asynchronous suspension>
#13 main (package:flutter_tools/executable.dart:92:3)
<asynchronous suspension>