Unavailable benchmark

Symfony 2.7 is not compatible with PHP 8.0.

Symfony 2.7 benchmarked with PHP 7.4
Symfony 2.7 benchmarked with PHP 7.3
Symfony 2.7 benchmarked with PHP 7.2
Symfony 2.7 benchmarked with PHP 7.1
Symfony 2.7 benchmarked with PHP 7.0
Symfony 2.7 benchmarked with PHP 5.6