INFO: Running bin/magento setup:di:compile ...
%message% 0/9 [>---------------------------] 0% < 1 sec 103.0 MiBCompilation was started.
Proxies code generation... 0/9 [>-----------------------] 0% < 1 sec 103.0 MiB
Proxies code generation... 1/9 [==>---------------------] 11% 1 sec 107.0 MiB
Repositories code generation... 1/9 [==>------------------] 11% 1 sec 107.0 MiB
In ErrorHandler.php line 62:
Deprecated Functionality: Optional parameter $delimiter declared before req
uired parameter $string is implicitly treated as a required parameter in /v
ar/www/htdocs/eg-m2-opensource.loc/vendor/firegento/fastsimpleimport/Model/
Import/Category.php on line 1066
setup:di:compile
The patch should be applied before running it