small crash fix

theano/compile/profiling.py

@@ -667,9 +667,9 @@ class ProfileStats(object):
                         v = out.type.get_size(sh)
                         sum_dense += v
                     else:
-                        v = 'Unknown'
+                        v = 0  # 'Unknown'
                 else:
-                    v = 'Variable isnt created'
+                    v = 0  # 'Variable isnt created'
 
                 var_mem[out] = v
                 fct_memory[node.fgraph][node].append(v)

theano/printing.py

@@ -157,7 +157,7 @@ N.B.:
                 # If the op was compiled, print the optimized version.
                 outputs = s.owner.op.fn.maker.fgraph.outputs
             else:
-                outputs = s.owner.op.output
+                outputs = s.owner.op.outputs
             for idx, i in enumerate(outputs):
                 if hasattr(i, 'owner') and hasattr(i.owner, 'op'):
                     if isinstance(i.owner.op, theano.scan_module.scan_op.Scan):