alt/base_notnull_alt4.nit:23,7: Type error: expected Object, got E: nullable Object
alt/base_notnull_alt4.nit:24,7: Type error: expected Object, got E: nullable Object
alt/base_notnull_alt4.nit:27,12: Type error: expected Object, got null
alt/base_notnull_alt4.nit:30,12: Type error: expected Object, got null
alt/base_notnull_alt4.nit:35,7--17: Type error: expected Object, got nullable E: nullable Object
alt/base_notnull_alt4.nit:36,7--17: Type error: expected Object, got nullable E: nullable Object