Installing https://luarocks.org/digitalfilter-2.1-0.src.rock...
Using https://luarocks.org/digitalfilter-2.1-0.src.rock... switching to 'build' mode
Updating manifest for /home/sp/PrjLocal/luarockstree/lib/luarocks/rocks
digitalfilter 2.1-0 is now built and installed in /home/sp/PrjLocal/luarockstree (license: MIT)