12008 gettid() = 12008
12008 +++ exited with 0 +++
12012 gettid() = 2 /* 12012 in strace's PID NS */
12012 +++ exited with 0 +++
12030 gettid() = 3 /* 12030 in strace's PID NS */
12030 +++ exited with 0 +++
12042 gettid() = 4 /* 12042 in strace's PID NS */
12042 +++ exited with 0 +++
12054 gettid() = 5 /* 12054 in strace's PID NS */
12054 +++ exited with 0 +++
