@SuppressWarnings("unchecked")
final Mutable<QName, Y, Z> ret = (Mutable<QName, Y, Z>) copySubstatement((Mutable<?, ?, ?>) template)
- .orElseThrow(() -> new InferenceException(getStatementSourceReference(),
+ .orElseThrow(() -> new InferenceException(sourceReference(),
"Failed to materialize child %s template %s", qname, template));
ensureCompletedPhase(ret);
addMaterialized(template, ret);