in main.c [27:35]
void print_checkin_info(const checkin_t* checkin)
{
assert(checkin);
printf("*** PIPEDANCE Initial Check-In ***\n");
printf("\n\tPID: %d\n", checkin->pid);
printf("\tWorking Directory: %S\n", checkin->current_process_directory);
printf("\tRunning As: %S\n", checkin->domain_and_username);
}