Check file exists and can be opened before continuing with run
-rw-r--r-- 345 .classpath
-rw-r--r-- 122 .gitignore
-rw-r--r-- 368 .project
drwxr-xr-x - csrc
drwxr-xr-x - haskell
drwxr-xr-x - programs
drwxr-xr-x - scripts
drwxr-xr-x - src.net
drwxr-xr-x - src
drwxr-xr-x - test