Write SQL query to solve given problem: How many solution paths that needs to be compiled if user wants to implement it in "https://github.com/jeffdik/tachy.git"?. Keep the solution inside sql tag ```sql [SQL-Query] ```
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