Checking core structure...
compile_project:10: no matches found: *.in
rm -f poof-core.jar `find . -name \*.class`
(cd src; javac -encoding UTF-8 `find . -name \*.java`)
./poof/UserExistsException.java:2: error: class, interface, or enum expected
public UserExistsException extends Exceptions{
       ^
./poof/UserUnknowException.java:2: error: class, interface, or enum expected
public UserUnknowsException extends Exception{
       ^
2 errors
make: *** [all] Error 1