alt/base_attr3_alt1.nit:22,3--8: Error: Method or variable 'a1=' unknown in B.
alt/base_attr3_alt1.nit:24,3--8: Error: Method or variable 'a2=' unknown in B.
alt/base_attr3_alt1.nit:25,3--4: Error: Method or variable 'a3' unknown in B.
alt/base_attr3_alt1.nit:26,3--8: Error: Method or variable 'a3=' unknown in B.
alt/base_attr3_alt1.nit:31,3--4: Error: Method or variable 'a6' unknown in B.
alt/base_attr3_alt1.nit:37,3--4: Error: Method or variable 'a9' unknown in B.
alt/base_attr3_alt1.nit:40,3--9: Error: Method or variable 'a10=' unknown in B.
alt/base_attr3_alt1.nit:42,3--9: Error: Method or variable 'a11=' unknown in B.
alt/base_attr3_alt1.nit:43,3--5: Error: Method or variable 'a12' unknown in B.
alt/base_attr3_alt1.nit:44,3--9: Error: Method or variable 'a12=' unknown in B.