How many solution paths that needs to be compiled if user wants to implement it in "https://github.com/jeffdik/tachy.git"?
needs to be compiled if user wants to implement refers to WasCompiled = 0; https://github.com/jeffdik/tachy.git is url of repository
SELECT COUNT(T2.Path) FROM Repo AS T1 INNER JOIN Solution AS T2 ON T1.Id = T2.RepoId WHERE T1.Url = 'https://github.com/jeffdik/tachy.git' AND T2.WasCompiled = 0