pub flake: exit code -6 #13852
Description
Steps to Reproduce
This is a pub flake that sometimes occurs during a pub get step of flutter create. Symptom is exit with code -6 (SIGABRT).
Logs
Tail end of flutter create logs:
-- 8< -------- snip snip snip -------- 8< --
All done! In order to run your application, type:
$ cd ../create_app
$ flutter run
Your main program file is lib/main.dart in the ../create_app directory.
Running "/b/build/slave/Mac/build/archive/flutter/bin/flutter create --template=package /b/build/slave/Mac/build/archive/create_package" in /b/build/slave/Mac/build/archive/flutter.
Creating project ../create_package...
../create_package/.gitignore (created)
../create_package/.idea/libraries/Dart_SDK.xml (created)
../create_package/.idea/modules.xml (created)
../create_package/.idea/workspace.xml (created)
../create_package/CHANGELOG.md (created)
../create_package/lib/create_package.dart (created)
../create_package/LICENSE (created)
../create_package/create_package.iml (created)
../create_package/pubspec.yaml (created)
../create_package/README.md (created)
../create_package/test/create_package_test.dart (created)
Running "flutter packages get" in create_package...
Stack dump aborted because no current Dart thread.
pub get failed (-6)
Error: Running "/b/build/slave/Mac/build/archive/flutter/bin/flutter create --template=package /b/build/slave/Mac/build/archive/create_package" in /b/build/slave/Mac/build/archive/flutter failed with 250.
--temp_dir A location where temporary files may be written. Defaults to a directory in the system temp folder. Will write a few GiB of data, so it should have sufficient free space.
--revision The Flutter revision to build the archive with. Defaults to the master branch's HEAD revision.
(defaults to "master")
--output The path where the output archive should be written. The suffix determines the output format: .tar.xz or .zip are the only formats supported.
step returned non-zero exit code: 250
Flutter Doctor
[✓] Flutter (on Mac OS X 10.12.6 16G29, locale en-US, channel unknown)
• Flutter at /b/build/slave/Mac/build/archive/flutter
• Framework revision 882eb24e1e (4 minutes ago), 2018-01-02 12:33:36 -0800
• Engine revision 7c126001d8
• Tools Dart version 1.25.0-dev.11.0
• Engine Dart version 2.0.0-edge.9e8a3e2d31621c1bdf6139d068e7898a2ac2ab5a
[✗] Android toolchain - develop for Android devices
✗ ANDROID_HOME = /b/build/slave/Mac/build/flutter/dev/bots/android_tools
but Android SDK not found at this location.
[-] iOS toolchain - develop for iOS devices (Xcode 9.0.1)
• Xcode at /Applications/Xcode9.0.app/Contents/Developer
• Xcode 9.0.1, Build version 9A1004
✗ Brew not installed; use this to install tools for iOS device development.
Download brew at http://brew.sh/.
[✗] Android Studio (not installed)
• Android Studio not found; download from https://developer.android.com/studio/index.html
(or visit https://flutter.io/setup/#android-setup for detailed instructions).
[-] Connected devices
• None