%Error-UNSUPPORTED: t/t_clocking_unsup1.v:14:26: Unsupported: Mixed input/output clocking items 14 | input #1 output #1step x; | ^ ... For error description see https://verilator.org/warn/UNSUPPORTED?v=latest %Error-UNSUPPORTED: t/t_clocking_unsup1.v:15:8: Unsupported: 'inout' clocking items 15 | inout y; | ^~~~~ %Error-UNSUPPORTED: t/t_clocking_unsup1.v:16:15: Unsupported: clocking event edge override 16 | output posedge #1 a; | ^~~~~~~ %Error-UNSUPPORTED: t/t_clocking_unsup1.v:17:15: Unsupported: clocking event edge override 17 | output negedge #1 b; | ^~~~~~~ %Error-UNSUPPORTED: t/t_clocking_unsup1.v:18:15: Unsupported: clocking event edge override 18 | output edge #1 b; | ^~~~ %Error: Exiting due to