--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32551, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32550, si_uid=0, si_status=0, si_utime=0, si_stime=0} ---
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32552, si_uid=0, si_status=0, si_utime=0, si_stime=10 /* 0.10 s */} ---
--- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=32549, si_uid=0, si_status=0, si_utime=0, si_stime=6 /* 0.06 s */} ---
+++ exited with 0 +++