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[Nidiaisabel]

Describe the bug
A clear and concise description of what the bug is.

Standalone code, or other way to reproduce the problem

This should not depend on installing any libraries or frameworks. Ideally, it should be possible to copy-paste this into a single file and reproduce the problem by running hhvm and/or hh_client

Steps to reproduce the behavior:

1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

Expected behavior

A clear and concise description of what you expected to happen.

Actual behavior

Copy-paste output, or add a screenshot to illustrate what actually happens. Copy-pasted text output (e.g. from hhvm or hh_client) is preferred to screenshots.

Environment

• Operating system

For example, 'Debian Squeeze', 'Ubuntu 18.04', 'MacOS Catalina'.

• Installation method

For example, 'built from source', 'apt-get with dl.hhvm.com repository', 'hhvm/hhvm on dockerhub', 'homebrew'

• HHVM Version

Please include the output of hhvm --version and hh_client --version

Additional context
Add any other context about the problem here.