%Warning-SELRANGE: t/t_select_bad_range2.v:51:21: Selection index out of range: 3:2 outside 1:0 : ... In instance t.test 51 | assign out32 = in[3:2]; | ^ ... For warning description see https://verilator.org/warn/SELRANGE?v=latest ... Use "/* verilator lint_off SELRANGE */" and lint_on around source to disable this message. %Error: Exiting due to