Installing https://luarocks.org/eff-2.0-11.src.rock... Using https://luarocks.org/eff-2.0-11.src.rock... switching to 'build' mode Updating manifest for /Users/sp/PrjLocal/x64/luarockstree/lib/luarocks/rocks eff 2.0-11 is now built and installed in /Users/sp/PrjLocal/x64/luarockstree (license: MIT)