Yes. But it happens that people are sleeping or doing other stuff.
Read this and specifically the "Also be patient" part.
Again, please format your code.
I can see by chance that Sonar is supposed to use a 5.6 version but you are trying to install a 6.1 version. There is a chance that this is not going to work.
Anyway, to install elasticsearch, please follow the guide @warkolm linked to previously.