  --> [ local path prefix ]/port_numbering/implicit_duplicate_connection_at_matched_output_port.fpp:33:7
   |
33 |       c1.pOut -> c2.pIn
   |       ^^^^^^^ implicit duplicate connection at matched port pOut[0]
   |
  ::: [ local path prefix ]/port_numbering/implicit_duplicate_connection_at_matched_output_port.fpp:34:7
   |
34 |       c2.pOut -> c1.pIn[0]
   |       ------- connection is implied here
   |
  ::: [ local path prefix ]/port_numbering/implicit_duplicate_connection_at_matched_output_port.fpp:10:5
   |
10 |     match pOut with pIn
   |     ------------------- because of matching specified here
   |
  ::: [ local path prefix ]/port_numbering/implicit_duplicate_connection_at_matched_output_port.fpp:35:17
   |
35 |       unmatched c1.pOut[0] -> c3.pIn
   |                 ------- conflicting connection is here

