Issue 1:
Hi all,

I'm trying to add a RaisedButton in the container, however I'm getting below exception.

[{"event":"app.progress","params":{"appId":"9d38bcd5-7d0a-4cfe-a121-20c0dff4c237","id":"10","progressId":"hot.reload","message":"Performing hot reload..."}}]Performing hot reload...

Syncing files to device Android SDK built for x86...
I/flutter ( 5093): ══╡ EXCEPTION CAUGHT BY WIDGETS LIBRARY ╞═══════════════════════════════════════════════════════════
I/flutter ( 5093): The following _CompileTimeError was thrown building MyApp(dirty):
I/flutter ( 5093): 'file:///D:/LearningMaterials/Flutter/udemy_learningapp/lib/main.dart': error: Unexpected tag 128
I/flutter ( 5093): (SpecializedVariableGet) in ?, expected a procedure, a constructor or a function node
I/flutter ( 5093): When the exception was thrown, this was the stack:
I/flutter ( 5093): #0 StatelessElement.build (package:flutter/src/widgets/framework.dart:3731:28)
I/flutter ( 5093): #1 ComponentElement.performRebuild (package:flutter/src/widgets/framework.dart:3678:15)
I/flutter ( 5093): #2 Element.rebuild (package:flutter/src/widgets/framework.dart:3531:5)
I/flutter ( 5093): #3 BuildOwner.buildScope (package:flutter/src/widgets/framework.dart:2273:33)
I/flutter ( 5093): #4 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding&PaintingBinding&SemanticsBinding&RendererBinding&WidgetsBinding.drawFrame (package:flutter/src/widgets/binding.dart:673:20)
I/flutter ( 5093): #5 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding&PaintingBinding&SemanticsBinding&RendererBinding._handlePersistentFrameCallback (package:flutter/src/rendering/binding.dart:208:5)
I/flutter ( 5093): #6 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding._invokeFrameCallback (package:flutter/src/scheduler/binding.dart:990:15)
I/flutter ( 5093): #7 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding.handleDrawFrame (package:flutter/src/scheduler/binding.dart:930:9)
I/flutter ( 5093): #8 _WidgetsFlutterBinding&BindingBase&GestureBinding&ServicesBinding&SchedulerBinding.scheduleWarmUpFrame.<anonymous closure> (package:flutter/src/scheduler/binding.dart:751:7)
I/flutter ( 5093): #10 _Timer._runTimers (dart:isolate/runtime/libtimer_impl.dart:382:19)
I/flutter ( 5093): #11 _Timer._handleMessage (dart:isolate/runtime/libtimer_impl.dart:416:5)
I/flutter ( 5093): #12 _RawReceivePortImpl._handleMessage (dart:isolate/runtime/libisolate_patch.dart:171:12)
I/flutter ( 5093): (elided one frame from package dart:async)
I/flutter ( 5093): ════════════════════════════════════════════════════════════════════════════════════════════════════
Reloaded 1 of 412 libraries in 969ms.

Issue 2:
Low priority

Environment

Flutter (Channel master, v0.2.5-pre.396, on Microsoft Windows [Version 10.0.17134.48], locale en-US)

Android things 8.1.0

Board: NXP i.MX7D

Steps to Reproduce

When building a release build for Android Things Dart will crash due to an incompatible VM configuration error. Debug builds work fine but are extremely slow.

Logs

05-18 10:20:21.906 1928-1928/? A/DEBUG: *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** ***
Build fingerprint: 'Things/iot_imx7d_pico/imx7d_pico:8.1.0/OIM1.180327.036/4760714:userdebug/dev-keys'
05-18 10:20:21.907 1928-1928/? A/DEBUG: Revision: '0'
ABI: 'arm'
pid: 1902, tid: 1902, name: [omitted] >>> [omitted] <<<
signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr --------
05-18 10:20:21.912 1928-1928/? A/DEBUG: Abort message: '[FATAL:flutter/runtime/dart_vm.cc(413)] Error while initializing the Dart VM: Snapshot not compatible with the current VM configuration: the snapshot requires 'product no-type_checks no-asserts no-error_on_bad_type no-error_on_bad_override arm-eabi hardfp' but the VM has 'product no-type_checks no-asserts no-error_on_bad_type no-error_on_bad_override arm-eabi softfp'
'
r0 00000000 r1 0000076e r2 00000006 r3 00000008
r4 0000076e r5 0000076e r6 be984cdc r7 0000010c
r8 00000000 r9 be984e24 sl a47be310 fp a47be300
ip 8e088239 sp be984cc8 lr a51b29f7 pc a51ac428 cpsr 200f0030
05-18 10:20:21.924 1928-1928/? A/DEBUG: backtrace:
#00 pc 0001a428 /system/lib/libc.so (abort+63)
#01 pc 0014efab /data/app/[omitted]--SMXeEezHwIfOxBFVkjgmw==/lib/arm/libflutter.so
<lots more of those>
#15 pc 000022f1 /data/app/[omitted]--SMXeEezHwIfOxBFVkjgmw==/oat/arm/base.odex (offset 0x2000)