Windows tool_integration_tests_3_6 flakes on flutter_build_null_unsafe_test #98140
Description
(part of #97036)
Hit one flake on 02/08/2022:
11:00 +17 -1: test\integration.shard\flutter_build_null_unsafe_test.dart: flutter build apk --no-sound-null-safety [E]
Expected: <0>
Actual: <1>
package:test_api expect
test\integration.shard\flutter_build_null_unsafe_test.dart 79:7 main.<fn>
dart:async runZoned
test\src\common.dart 197:14 testWithoutContext.<fn>
test\src\common.dart 196:18 testWithoutContext.<fn>
test\src\common.dart 166:18 test.<fn>
test\src\common.dart 161:5 test.<fn>