harness.c: In function 'main':
harness.c:112:35: warning: format '%zu' expects argument of type 'size_t', but argument 2 has type 'int' [-Wformat=]
     printf("\nBuggy sense_lens: %zu/%zu\n", bad, n);
                                 ~~^         ~~~
                                 %u
BUILD_EXIT=0