1 Checking non-numbered parts...
3 Checking duplicated references...
5 Checking NoConnection nets for connections...
7 Checking nets with only one connection...
9 Checking pins without the 'pintype' attribute...
11 Checking type of pins connected to a net...
12 ERROR: Pin(s) with pintype 'output': U1:8 U1:6
13 are connected by net 'unnamed_net3'
14 to pin(s) with pintype 'output': U1:8 U1:6
16 Checking unconnected pins...
20 Checking duplicated slots...
22 Checking unused slots...