`Dart 2.10.5 is incompatible with your dependencies' SDK constraints` even setting `sdk: '>=2.10.5 <3.0.0'`

[iapicca]

francesco@francesco-yoga720:~/projects/yak_packages/yak_runner$ pub run test_coverage
Dart 2.10.5 is incompatible with your dependencies' SDK constraints. Please run "pub get" again.

environment:
  sdk: '>=2.10.5 <3.0.0'

dependencies: 
  meta: ^1.2.4

dev_dependencies:
  test: ^1.15.7
  mockito: ^4.1.3
  test_coverage: ^0.4.2

[✓] Flutter (Channel master, 1.26.0-18.0.pre.156, on Linux, locale en_US.UTF-8)
    • Flutter version 1.26.0-18.0.pre.156 at /home/francesco/snap/flutter/common/flutter
    • Framework revision 45508985b1 (10 hours ago), 2021-02-02 22:46:04 -0500
    • Engine revision 2c144c3eeb
    • Dart version 2.12.0 (build 2.12.0-282.0.dev)

[✓] Android toolchain - develop for Android devices (Android SDK version 30.0.2)
    • Android SDK at /home/francesco/Android/Sdk
    • Platform android-30, build-tools 30.0.2
    • ANDROID_SDK_ROOT = /home/francesco/Android/Sdk
    • Java binary at: /usr/lib/jvm/java-1.8.0-openjdk-amd64/jre/bin/java
    • Java version OpenJDK Runtime Environment (build 1.8.0_275-8u275-b01-0ubuntu1~20.04-b01)
    • All Android licenses accepted.

[✓] Chrome - develop for the web
    • CHROME_EXECUTABLE = /snap/bin/chromium

[✓] Linux toolchain - develop for Linux desktop
    • clang version 6.0.0-1ubuntu2 (tags/RELEASE_600/final)
    • cmake version 3.10.2
    • ninja version 1.8.2
    • pkg-config version 0.29.1

[!] Android Studio (not installed)
    • Android Studio not found; download from https://developer.android.com/studio/index.html
      (or visit https://flutter.dev/docs/get-started/install/linux#android-setup for detailed instructions).

[✓] Connected device (2 available)
    • Linux (desktop) • linux  • linux-x64      • Linux
    • Chrome (web)    • chrome • web-javascript • Chromium 88.0.4324.96 snap

! Doctor found issues in 1 category.