%Warning-IMPERFECTSCH: t/t_order_clkinst.v:17: Imperfect scheduling of variable: 't.c1_start'
   reg         c1_start; initial c1_start = 0;
               ^~~~~~~~
                       ... Use "/* verilator lint_off IMPERFECTSCH */" and lint_on around source to disable this message.
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:18: Imperfect scheduling of variable: 't.c1_count'
   wire [31:0] c1_count;
               ^~~~~~~~
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:22: Imperfect scheduling of variable: 't.s2_count'
   wire [31:0] s2_count;
               ^~~~~~~~
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:26: Imperfect scheduling of variable: 't.c3_count'
   wire [31:0] c3_count;
               ^~~~~~~~
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:70: Imperfect scheduling of variable: 't.c1.runner'
   reg [31:0]    runnerm1, runner; initial runner = 0;
                           ^~~~~~
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:99: Imperfect scheduling of variable: 't.s2.runner'
   reg [31:0]    runnerm1, runner; initial runner = 0;
                           ^~~~~~
%Warning-IMPERFECTSCH: t/t_order_clkinst.v:70: Imperfect scheduling of variable: 't.c3.runner'
   reg [31:0]    runnerm1, runner; initial runner = 0;
                           ^~~~~~
%Error: Exiting due to
