FAILED: flutter_web_sdk/kernel/amd-canvaskit-html/dart_sdk.js flutter_web_sdk/kernel/amd-canvaskit-html/dart_sdk.js.map
python ../../third_party/dart/build/gn_run_binary.py compiled_action /opt/s/w/ir/cache/builder/src/third_party/dart/tools/sdks/dart-sdk/bin/dart --packages=/opt/s/w/ir/cache/builder/src/third_party/dart/.dart_tool/package_config.json --dfe=/opt/s/w/ir/cache/builder/src/third_party/dart/tools/sdks/dart-sdk/bin/snapshots/kernel-service.dart.snapshot /opt/s/w/ir/cache/builder/src/third_party/dart/pkg/dev_compiler/bin/dartdevc.dart --enable-experiment=non-nullable --compile-sdk dart:core dart:ui dart:_engine --no-summarize --packages file:////opt/s/w/ir/cache/builder/src/third_party/dart/.dart_tool/package_config.json --multi-root-scheme org-dartlang-sdk --multi-root file:////opt/s/w/ir/cache/builder/src/out/host_debug --multi-root-output-path /opt/s/w/ir/cache/builder/src/out/host_debug/ --libraries-file org-dartlang-sdk:///flutter_web_sdk/libraries.json --inline-source-map -DFLUTTER_WEB_AUTO_DETECT=true --modules amd -o /opt/s/w/ir/cache/builder/src/out/host_debug/flutter_web_sdk/kernel/amd-canvaskit-html/dart_sdk.js --modules legacy -o /opt/s/w/ir/cache/builder/src/out/host_debug/flutter_web_sdk/kernel/legacy-canvaskit-html/dart_sdk.js
Command failed: /opt/s/w/ir/cache/builder/src/third_party/dart/tools/sdks/dart-sdk/bin/dart --packages=/opt/s/w/ir/cache/builder/src/third_party/dart/.dart_tool/package_config.json --dfe=/opt/s/w/ir/cache/builder/src/third_party/dart/tools/sdks/dart-sdk/bin/snapshots/kernel-service.dart.snapshot /opt/s/w/ir/cache/builder/src/third_party/dart/pkg/dev_compiler/bin/dartdevc.dart --enable-experiment=non-nullable --compile-sdk dart:core dart:ui dart:_engine --no-summarize --packages file:////opt/s/w/ir/cache/builder/src/third_party/dart/.dart_tool/package_config.json --multi-root-scheme org-dartlang-sdk --multi-root file:////opt/s/w/ir/cache/builder/src/out/host_debug --multi-root-output-path /opt/s/w/ir/cache/builder/src/out/host_debug/ --libraries-file org-dartlang-sdk:///flutter_web_sdk/libraries.json --inline-source-map -DFLUTTER_WEB_AUTO_DETECT=true --modules amd -o /opt/s/w/ir/cache/builder/src/out/host_debug/flutter_web_sdk/kernel/amd-canvaskit-html/dart_sdk.js --modules legacy -o /opt/s/w/ir/cache/builder/src/out/host_debug/flutter_web_sdk/kernel/legacy-canvaskit-html/dart_sdk.js
output:
===== CRASH =====
si_signo=Bus error: 10(10), si_code=2, si_addr=0x102580140
version=2.12.0-0.0.dev (dev) (Thu Oct 29 12:24:51 2020 -0700) on "macos_x64"
pid=30254, thread=5891, isolate_group=main(0x7fe003816200), isolate=(nil)(0x0)
isolate_instructions=1000b96c0, vm_instructions=1000b96c0
  pc 0x00000001003e2995 fp 0x00007000090f7e50 dart::GCMarker::MarkObjects(dart::PageSpace*)+0x16a5
  pc 0x00000001003e2f6e fp 0x00007000090f7eb0 dart::GCMarker::MarkObjects(dart::PageSpace*)+0x1c7e
  pc 0x00000001003b5b0e fp 0x00007000090f7f30 dart::ThreadPool::WorkerLoop(dart::ThreadPool::Worker*)+0x14e
  pc 0x00000001003b600d fp 0x00007000090f7f60 dart::ThreadPool::Worker::Main(unsigned long)+0x5d
  pc 0x0000000100323c98 fp 0x00007000090f7fb0 dart::OSThread::GetMaxStackSize()+0xb8
  pc 0x00007fff6d1c3109 fp 0x00007000090f7fd0 _pthread_start+0x94
  pc 0x00007fff6d1beb8b fp 0x00007000090f7ff0 thread_start+0xf
-- End of DumpStackTrace