-exception NotWellTyped of string
-exception WrongUriToConstant of string
-exception WrongUriToVariable of string
-exception WrongUriToMutualInductiveDefinitions of string
-exception ListTooShort
-exception NotPositiveOccurrences of string
-exception NotWellFormedTypeOfInductiveConstructor of string
-exception WrongRequiredArgument of string
+(* This is the only exception that will be raised *)
+exception TypeCheckerFailure of string
+exception AssertFailure of string
+