dartdevc -k arguments: --dart-sdk-summary=/usr/local/Cellar/dart/2.3.1-dev.0.0/libexec/lib/_internal/ddc_sdk.dill --modules=amd --no-summarize -o packages/angular_components/material_tab/tab_button.ddc.js --source-map -s packages/meta/meta.ddc.dill=packages/meta/meta -s packages/collection/src/utils.ddc.dill=packages/collection/src/utils -s packages/collection/src/algorithms.ddc.dill=packages/collection/src/algorithms -s packages/collection/src/iterable_zip.ddc.dill=packages/collection/src/iterable_zip -s packages/collection/src/comparators.ddc.dill=packages/collection/src/comparators -s packages/collection/src/priority_queue.ddc.dill=packages/collection/src/priority_queue -s packages/collection/src/canonicalized_map.ddc.dill=packages/collection/src/canonicalized_map -s packages/collection/collection.ddc.dill=packages/collection/collection -s packages/logging/logging.ddc.dill=packages/logging/logging -s packages/path/path.ddc.dill=packages/path/path -s packages/stack_trace/src/chain.ddc.dill=packages/stack_trace/src/chain -s packages/meta/dart2js.ddc.dill=packages/meta/dart2js -s packages/angular/src/core/change_detection/change_detection.ddc.dill=packages/angular/src/core/change_detection/change_detection -s packages/angular/src/core/application_tokens.ddc.dill=packages/angular/src/core/application_tokens -s packages/angular/core.ddc.dill=packages/angular/core -s packages/angular/di.ddc.dill=packages/angular/di -s packages/angular/src/core/change_detection/change_detection.template.ddc.dill=packages/angular/src/core/change_detection/change_detection.template -s packages/angular/di.template.ddc.dill=packages/angular/di.template -s packages/intl/date_symbols.ddc.dill=packages/intl/date_symbols -s packages/intl/number_symbols.ddc.dill=packages/intl/number_symbols -s packages/intl/number_symbols_data.ddc.dill=packages/intl/number_symbols_data -s packages/intl/src/plural_rules.ddc.dill=packages/intl/src/plural_rules -s packages/intl/intl.ddc.dill=packages/intl/intl -s packages/angular/src/core/application_tokens.template.ddc.dill=packages/angular/src/core/application_tokens.template -s packages/angular/core.template.ddc.dill=packages/angular/core.template -s packages/js/js_util.ddc.dill=packages/js/js_util -s packages/js/js.ddc.dill=packages/js/js -s packages/angular/src/bootstrap/modules.ddc.dill=packages/angular/src/bootstrap/modules -s packages/angular/angular.ddc.dill=packages/angular/angular -s packages/angular_components/material_tab/tab_mixin.ddc.dill=packages/angular_components/material_tab/tab_mixin -s packages/angular_components/utils/browser/feature_detector/feature_detector.ddc.dill=packages/angular_components/utils/browser/feature_detector/feature_detector -s packages/angular_components/utils/browser/events/events.ddc.dill=packages/angular_components/utils/browser/events/events -s packages/quiver/core.ddc.dill=packages/quiver/core -s packages/angular_components/utils/color/color.ddc.dill=packages/angular_components/utils/color/color -s packages/angular_components/utils/color/material.ddc.dill=packages/angular_components/utils/color/material -s packages/angular_components/material_ripple/material_ripple.ddc.dill=packages/angular_components/material_ripple/material_ripple -s packages/angular_components/interfaces/has_disabled.ddc.dill=packages/angular_components/interfaces/has_disabled -s packages/quiver/strings.ddc.dill=packages/quiver/strings -s packages/angular_components/utils/angular/properties/properties.ddc.dill=packages/angular_components/utils/angular/properties/properties -s packages/angular_components/mixins/has_tab_index.ddc.dill=packages/angular_components/mixins/has_tab_index -s packages/angular_components/utils/disposer/disposer.ddc.dill=packages/angular_components/utils/disposer/disposer -s packages/angular_components/utils/disposer/disposable_callback.ddc.dill=packages/angular_components/utils/disposer/disposable_callback -s packages/angular_components/utils/rate_limit_utils/rate_limit_utils.ddc.dill=packages/angular_components/utils/rate_limit_utils/rate_limit_utils -s packages/angular_components/src/utils/async/async_update_scheduler.ddc.dill=packages/angular_components/src/utils/async/async_update_scheduler -s packages/angular_components/utils/async/async.ddc.dill=packages/angular_components/utils/async/async -s packages/angular_components/utils/browser/dom_service/dom_service.ddc.dill=packages/angular_components/utils/browser/dom_service/dom_service -s packages/angular_components/src/laminate/enums/base.ddc.dill=packages/angular_components/src/laminate/enums/base -s packages/angular_components/laminate/enums/position.ddc.dill=packages/angular_components/laminate/enums/position -s packages/angular_components/laminate/enums/visibility.ddc.dill=packages/angular_components/laminate/enums/visibility -s packages/angular_components/src/laminate/ruler/ruler_interface.ddc.dill=packages/angular_components/src/laminate/ruler/ruler_interface -s packages/angular_components/laminate/ruler/dom_ruler.ddc.dill=packages/angular_components/laminate/ruler/dom_ruler -s packages/angular_components/focus/focus_interface.ddc.dill=packages/angular_components/focus/focus_interface -s packages/angular_components/annotations/rtl_annotation.ddc.dill=packages/angular_components/annotations/rtl_annotation -s packages/angular_components/laminate/enums/alignment.ddc.dill=packages/angular_components/laminate/enums/alignment -s packages/angular_components/src/laminate/popup/dom_popup_source.ddc.dill=packages/angular_components/src/laminate/popup/dom_popup_source -s packages/angular_components/laminate/overlay/constants.ddc.dill=packages/angular_components/laminate/overlay/constants -s packages/dart_internal/extract_type_arguments.ddc.dill=packages/dart_internal/extract_type_arguments -s packages/observable/observable.ddc.dill=packages/observable/observable -s packages/angular_components/utils/angular/reference/reference.ddc.dill=packages/angular_components/utils/angular/reference/reference -s packages/angular_components/src/laminate/popup/popup_hierarchy.ddc.dill=packages/angular_components/src/laminate/popup/popup_hierarchy -s packages/angular_components/laminate/popup/popup.ddc.dill=packages/angular_components/laminate/popup/popup -s packages/angular_components/content/deferred_content_aware.ddc.dill=packages/angular_components/content/deferred_content_aware -s packages/angular_components/utils/angular/imperative_view/imperative_view.ddc.dill=packages/angular_components/utils/angular/imperative_view/imperative_view -s packages/angular_components/laminate/portal/portal.ddc.dill=packages/angular_components/laminate/portal/portal -s packages/angular_components/laminate/overlay/zindexer.ddc.dill=packages/angular_components/laminate/overlay/zindexer -s packages/angular_components/src/laminate/overlay/overlay_ref.ddc.dill=packages/angular_components/src/laminate/overlay/overlay_ref -s packages/angular_components/laminate/overlay/overlay.ddc.dill=packages/angular_components/laminate/overlay/overlay -s packages/angular_components/src/laminate/components/modal/modal_controller_directive.ddc.dill=packages/angular_components/src/laminate/components/modal/modal_controller_directive -s packages/angular_components/src/model/action/async_action.ddc.dill=packages/angular_components/src/model/action/async_action -s packages/angular_components/model/action/async_action.ddc.dill=packages/angular_components/model/action/async_action -s packages/angular_components/laminate/components/modal/modal.ddc.dill=packages/angular_components/laminate/components/modal/modal -s packages/angular_components/focus/focus.ddc.dill=packages/angular_components/focus/focus -s packages/angular_components/button_decorator/button_decorator.ddc.dill=packages/angular_components/button_decorator/button_decorator -s packages/angular_components/material_button/material_button_base.ddc.dill=packages/angular_components/material_button/material_button_base --packages file:///var/folders/lm/0wp_1hxn7mj5gybk477hdh300000gn/T/kernel_builder_sfRrEk/.packages --module-name packages/angular_components/material_tab/tab_button --multi-root-scheme org-dartlang-app --multi-root . --track-widget-creation --inline-source-map package:angular_components/material_tab/tab_button.dart
dart --version: 2.3.1-dev.0.0 (Wed May 8 14:36:43 2019 +0200) on "macos_x64"

RangeError: Line may not be negative, was -2.
#0 new SourceLocation (package:source_span/src/location.dart:53:7)
#1 ProgramCompiler._getLocation (package:dev_compiler/src/kernel/compiler.dart:3113:14)
#2 ProgramCompiler._nodeStart (package:dev_compiler/src/kernel/compiler.dart:3081:47)
#3 ProgramCompiler._emitVariableDef (package:dev_compiler/src/kernel/compiler.dart:3750:53)
#4 MappedListIterable.elementAt (dart:_internal/iterable.dart:414:29)
#5 ListIterator.moveNext (dart:_internal/iterable.dart:343:26)
#6 new List.from (dart:core-patch/array_patch.dart:52:19)
#7 ProgramCompiler._emitParameters (package:dev_compiler/src/kernel/compiler.dart:2701:16)
#8 ProgramCompiler._defineClass.emitMixinConstructors (package:dev_compiler/src/kernel/compiler.dart:724:24)
#9 ProgramCompiler._defineClass (package:dev_compiler/src/kernel/compiler.dart:805:28)
#10 ProgramCompiler._emitClassDeclaration (package:dev_compiler/src/kernel/compiler.dart:499:5)
#11 ProgramCompiler._emitClass (package:dev_compiler/src/kernel/compiler.dart:446:21)
#12 List.forEach (dart:core-patch/growable_array.dart:278:8)
#13 ProgramCompiler._emitLibrary (package:dev_compiler/src/kernel/compiler.dart:392:23)
#14 Iterable.forEach (dart:core/iterable.dart:277:30)
#15 ProgramCompiler.emitModule (package:dev_compiler/src/kernel/compiler.dart:298:15)
#16 _compile (package:dev_compiler/src/kernel/command.dart:333:27)

#17 compile (package:dev_compiler/src/kernel/command.dart:41:18)

#18 compile (package:dev_compiler/src/compiler/shared_command.dart:401:12)
#19 _CompilerWorker.performRequest. (file:///b/s/w/ir/cache/builder/sdk/pkg/dev_compiler/bin/dartdevc.dart:54:39)
#20 _rootRun (dart:async/zone.dart:1124:13)
#21 _CustomZone.run (dart:async/zone.dart:1021:19)
#22 _runZoned (dart:async/zone.dart:1516:10)
#23 runZoned (dart:async/zone.dart:1463:12)
#24 _CompilerWorker.performRequest (file:///b/s/w/ir/cache/builder/sdk/pkg/dev_compiler/bin/dartdevc.dart:54:24)

#25 AsyncWorkerLoop.run. (package:bazel_worker/src/worker/async_worker_loop.dart:33:41)
#26 _rootRun (dart:async/zone.dart:1124:13)
#27 _CustomZone.run (dart:async/zone.dart:1021:19)
#28 _runZoned (dart:async/zone.dart:1516:10)
#29 runZoned (dart:async/zone.dart:1463:12)
#30 AsyncWorkerLoop.run (package:bazel_worker/src/worker/async_worker_loop.dart:33:26)

#31 main (file:///b/s/w/ir/cache/builder/sdk/pkg/dev_compiler/bin/dartdevc.dart:28:57)

#32 _startIsolate. (dart:isolate-patch/isolate_patch.dart:296:32)
#33 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:171:12)