$date Sun Dec 1 02:50:52 2024 $end $version Icarus Verilog $end $timescale 1s $end $scope module notGateTB $end $var wire 1 ! B $end $var reg 1 " A $end $scope module uut $end $var wire 1 " A $end $var wire 1 ! B $end $upscope $end $upscope $end $enddefinitions $end #0 $dumpvars 0" 1! $end #10 0! 1" #20