Insecure world writable dir /usr/local/bin in PATH, mode 040777
/System/Library/Frameworks/Ruby.framework/Versions/2.0/usr/lib/ruby/2.0.0/universal-darwin16/rbconfig.rb:213:warning:Insecureworldwritabledir/usr/local/bininPATH,mode040777权限问题解:sudochmodgo-w/usr/loca