Failed to precompile build_runner:graph_inspector:
Error: Could not resolve the package 'kernel' in 'package:kernel/util/graph.dart'.
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:15:8: Error: Not found: 'package:kernel/util/graph.dart'
import 'package:kernel/util/graph.dart' show Graph, computeStrongComponents;
       ^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:256:39: Error: Type 'Graph' not found.
class _TypeParametersGraph implements Graph<int> {
                                      ^^^^^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:256:39: Error: Expected 0 type arguments.
class _TypeParametersGraph implements Graph<int> {
                                      ^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:125:29: Error: Method not found: 'computeStrongComponents'.
    var stronglyConnected = computeStrongComponents(graph);
                            ^^^^^^^^^^^^^^^^^^^^^^^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:125:29: Error: The method 'computeStrongComponents' isn't defined for the class 'DefaultTypesBuilder'.
 - 'DefaultTypesBuilder' is from 'package:analyzer/src/summary2/default_types_builder.dart' ('/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart').
Try correcting the name to the name of an existing method, or defining a method named 'computeStrongComponents'.
    var stronglyConnected = computeStrongComponents(graph);
                            ^^^^^^^^^^^^^^^^^^^^^^^
Failed to precompile build_runner:build_runner:
Error: Could not resolve the package 'kernel' in 'package:kernel/util/graph.dart'.
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:15:8: Error: Not found: 'package:kernel/util/graph.dart'
import 'package:kernel/util/graph.dart' show Graph, computeStrongComponents;
       ^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:256:39: Error: Type 'Graph' not found.
class _TypeParametersGraph implements Graph<int> {
                                      ^^^^^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:256:39: Error: Expected 0 type arguments.
class _TypeParametersGraph implements Graph<int> {
                                      ^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:125:29: Error: Method not found: 'computeStrongComponents'.
    var stronglyConnected = computeStrongComponents(graph);
                            ^^^^^^^^^^^^^^^^^^^^^^^
/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart:125:29: Error: The method 'computeStrongComponents' isn't defined for the class 'DefaultTypesBuilder'.
 - 'DefaultTypesBuilder' is from 'package:analyzer/src/summary2/default_types_builder.dart' ('/E:/flutter/.pub-cache/hosted/pub.dartlang.org/analyzer-0.39.2/lib/src/summary2/default_types_builder.dart').
Try correcting the name to the name of an existing method, or defining a method named 'computeStrongComponents'.
    var stronglyConnected = computeStrongComponents(graph);