8 methods override ServiceProviderInterface::register() in Zircon Profile 8

CoreServiceProvider::register in core/lib/Drupal/Core/CoreServiceProvider.php

Registers services to the container.

InstallerServiceProvider::register in core/lib/Drupal/Core/Installer/InstallerServiceProvider.php

Registers services to the container.

KernelTestBase::register in core/tests/Drupal/KernelTests/KernelTestBase.php

Registers test-specific services.

RouterTestServiceProvider::register in core/modules/system/tests/modules/router_test_directory/src/RouterTestServiceProvider.php

Registers services to the container.

SerializationServiceProvider::register in core/modules/serialization/src/SerializationServiceProvider.php

Registers services to the container.

ServiceProviderBase::register in core/lib/Drupal/Core/DependencyInjection/ServiceProviderBase.php

Registers services to the container.

TestServiceProvider::register in core/modules/simpletest/src/TestServiceProvider.php

Registers services to the container.

UpdateServiceProvider::register in core/lib/Drupal/Core/Update/UpdateServiceProvider.php

Registers services to the container.