.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4

[CompillerMaster]

Error output from Xcode build: ↳ ** BUILD FAILED **

Xcode's output: ↳ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:88:26: Error: Type 'DiagnosticableMixin' not found. class PictureStream with DiagnosticableMixin { ^^^^^^^^^^^^^^^^^^^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:192:44: Error: Type 'DiagnosticableMixin' not found. abstract class PictureStreamCompleter with DiagnosticableMixin { ^^^^^^^^^^^^^^^^^^^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:88:7: Error: The type 'DiagnosticableMixin' can't be mixed in. class PictureStream with DiagnosticableMixin { ^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:192:16: Error: The type 'DiagnosticableMixin' can't be mixed in. abstract class PictureStreamCompleter with DiagnosticableMixin { ^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:167:11: Error: Superclass has no method named 'debugFillProperties'. super.debugFillProperties(properties); ^^^^^^^^^^^^^^^^^^^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:171:30: Error: The method 'toStringShort' isn't defined for the class 'PictureStreamCompleter'. - 'PictureStreamCompleter' is from 'package:flutter_svg/src/picture_stream.dart' ('../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart'). Try correcting the name to the name of an existing method, or defining a method named 'toStringShort'. ifPresent: _completer?.toStringShort(), ^^^^^^^^^^^^^ ../../../.pub-cache/hosted/pub.dartlang.org/flutter_svg-0.17.4/lib/src/picture_stream.dart:266:11: Error: Superclass has no method named 'debugFillProperties'. super.debugFillProperties(description); ^^^^^^^^^^^^^^^^^^^

Command PhaseScriptExecution failed with a nonzero exit code
note: Using new build system
note: Building targets in parallel
note: Planning build
note: Constructing build description

Could not build the application for the simulator. Error launching application on iPhone Xʀ.