11962 gettid() = 11962
11962 +++ exited with 0 +++
11968 gettid() = 2 /* 11968 in strace's PID NS */
11968 +++ exited with 0 +++
11975 gettid() = 3 /* 11975 in strace's PID NS */
11975 +++ exited with 0 +++
11983 gettid() = 4 /* 11983 in strace's PID NS */
11983 +++ exited with 0 +++
11990 gettid() = 5 /* 11990 in strace's PID NS */
11990 +++ exited with 0 +++
