Failures on Add alternatives for functions that should be deprecated.

The tests
```
lib/async/future_test RuntimeError (expected Pass)
```
are failing on configurations
```
vm-reload-linux-debug-x64
vm-reload-linux-release-x64
vm-reload-rollback-linux-debug-x64
vm-reload-rollback-linux-release-x64
vm-tsan-linux-release-x64
vm-tsan-mac-release-arm64
iso-stress-linux-x64
iso-stress-linux-arm64
```
