alt/base_module_conditional_alt1.nit:17,20--30: Syntax Error: `conditional` expects module identifiers as arguments.
alt/base_module_conditional_alt1.nit:18,32--36: Syntax Error: `conditional` expects module identifier as arguments.
alt/base_module_conditional_alt1.nit:19,32--35: Error: cannot find module `fail` from `base_module_conditional_alt1`. Tried: ., ../lib/core, ../lib/core/collection, alt, ../lib, ../contrib.
alt/base_module_conditional_alt1.nit:20,8--11: Error: cannot find module `fail` from `base_module_conditional_alt1`. Tried: ., ../lib/core, ../lib/core/collection, alt, ../lib, ../contrib.