pubspec changes

pubspec.lock

@@ -50,13 +50,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.1"
-  coverage:
-    dependency: transitive
-    description:
-      name: coverage
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.13.4"
   crypto:
     dependency: transitive
     description:
@@ -74,48 +67,13 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.0"
-  glob:
-    dependency: transitive
-    description:
-      name: glob
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.2.0"
   image:
     dependency: transitive
     description:
       name: image
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.1.4"
-  js:
-    dependency: transitive
-    description:
-      name: js
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.6.1+1"
-  json_annotation:
-    dependency: transitive
-    description:
-      name: json_annotation
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "3.0.1"
-  lcov:
-    dependency: transitive
-    description:
-      name: lcov
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "5.5.0"
-  logging:
-    dependency: transitive
-    description:
-      name: logging
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.11.4"
   matcher:
     dependency: transitive
     description:
@@ -130,27 +88,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "1.1.8"
-  node_interop:
-    dependency: transitive
-    description:
-      name: node_interop
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.3"
-  node_io:
-    dependency: transitive
-    description:
-      name: node_io
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.0.1+2"
-  package_config:
-    dependency: transitive
-    description:
-      name: package_config
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "1.1.0"
   path:
     dependency: transitive
     description:
@@ -184,13 +121,6 @@ packages:
     description: flutter
     source: sdk
     version: "0.0.99"
-  source_maps:
-    dependency: transitive
-    description:
-      name: source_maps
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.10.8"
   source_span:
     dependency: transitive
     description:
@@ -233,13 +163,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "0.2.11"
-  test_coverage:
-    dependency: "direct dev"
-    description:
-      name: test_coverage
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "0.4.1"
   typed_data:
     dependency: transitive
     description:
@@ -254,13 +177,6 @@ packages:
       url: "https://pub.dartlang.org"
     source: hosted
     version: "2.0.8"
-  vm_service:
-    dependency: transitive
-    description:
-      name: vm_service
-      url: "https://pub.dartlang.org"
-    source: hosted
-    version: "2.3.1"
   xml:
     dependency: transitive
     description:
@@ -269,4 +185,4 @@ packages:
     source: hosted
     version: "3.5.0"
 sdks:
-  dart: ">=2.6.0 <3.0.0"
+  dart: ">=2.4.0 <3.0.0"

pubspec.yaml

@@ -15,7 +15,6 @@ dependencies:
 dev_dependencies:
   flutter_test:
     sdk: flutter
-  test_coverage: ^0.4.1
 
 flutter:
   uses-material-design: true