dart2wasm cannot find wasm-opt on flutter-linux-web-tool-tests bot (Flutter HH)

[alexmarkov]

From log:

15:38 +33 ~2 -1: /b/s/w/ir/cache/builder/flutter/packages/flutter_tools/test/web.shard/web_run_chrome_test.dart: flutter run --wasm --machine works on chrome devices with a unary main function [E]
  Exception: Exception: Received app.stop event while waiting for app.started event
  
  [   +3 ms] Flutter assets will be downloaded from https://storage.googleapis.com/flutter_archives_v2/monorepo/8703384654663681025. Make sure you trust this source!
  [   +3 ms] Target dart2wasm failed: ProcessException: Process exited abnormally with exit code 255:
             Could not find /b/s/w/ir/cache/builder/flutter/bin/cache/dart-sdk/bin/utils/wasm-opt. Have you built the full Dart SDK?
               Command: /b/s/w/ir/cache/builder/flutter/bin/cache/dart-sdk/bin/dart compile wasm --packages=/b/s/w/ir/x/t/flutter_run_test.LGNYYA/.dart_tool/package_config.json --extra-compiler-option=--platform=/b/s/w/ir/cache/builder/flutter/bin/cache/flutter_web_sdk/kernel/dart2wasm_platform.dill -Ddart.vm.profile=false -Ddart.vm.product=false --extra-compiler-option=--import-shared-memory --extra-compiler-option=--shared-memory-max-pages=32768 -DFLUTTER_VERSION=3.37.0-1.0.pre-184 -DFLUTTER_CHANNEL=[user-branch] -DFLUTTER_GIT_URL=unknown source -DFLUTTER_FRAMEWORK_REVISION=a54c6fd222 -DFLUTTER_ENGINE_REVISION=a54c6fd222 -DFLUTTER_DART_VERSION=3.10.0 (build 3.10.0-edge.e41640d331df943088f346104639ff4b02e453bf) -DFLUTTER_WEB_USE_SKIA=false -DFLUTTER_WEB_USE_SKWASM=true --extra-compiler-option=--depfile=/b/s/w/ir/x/t/flutter_run_test.LGNYYA/.dart_tool/flutter_build/ee09aca44f66c52c48b1532db397ab22/dart2wasm.d -O0 --no-strip-wasm --no-minify --extra-compiler-option=--enable-asserts -o /b/s/w/ir/x/t/flutter_run_test.LGNYYA/.dart_tool/flutter_build/ee09aca44f66c52c48b1532db397ab22/main.dart.wasm /b/s/w/ir/x/t/flutter_run_test.LGNYYA/.dart_tool/flutter_build/ee09aca44f66c52c48b1532db397ab22/main.dart
             #0      RunResult.throwException (package:flutter_tools/src/base/process.dart:152:5)
             #1      _DefaultProcessUtils.run (package:flutter_tools/src/base/process.dart:378:19)
             <asynchronous suspension>
             #2      Dart2WasmTarget.build (package:flutter_tools/src/build_system/targets/web.dart:360:33)
             <asynchronous suspension>
             #3      _BuildInstance._invokeInternal (package:flutter_tools/src/build_system/build_system.dart:873:9)
             <asynchronous suspension>
             #4      Future.wait.<anonymous closure> (dart:async/future.dart:525:21)
             <asynchronous suspension>
             #5      _BuildInstance.invokeTarget (package:flutter_tools/src/build_system/build_system.dart:811:32)
             <asynchronous suspension>
             #6      Future.wait.<anonymous closure> (dart:async/future.dart:525:21)
             <asynchronous suspension>
             #7      _BuildInstance.invokeTarget (package:flutter_tools/src/build_system/build_system.dart:811:32)
             <asynchronous suspension>
             #8      FlutterBuildSystem.build (package:flutter_tools/src/build_system/build_system.dart:631:16)
             <asynchronous suspension>
             #9      WebBuilder.buildWeb (package:flutter_tools/src/web/compile.dart:94:34)
             <asynchronous suspension>
             #10     ResidentWebRunner.run.<anonymous closure> (package:flutter_tools/src/isolated/resident_web_runner.dart:341:11)
             <asynchronous suspension>
             #11     asyncGuard.<anonymous closure> (package:flutter_tools/src/base/async_guard.dart:108:24)
             <asynchronous suspension>
  
  Error: Failed to compile application for the Web.

/cc @natebiggs

[biggs0125]

I'm looking into this