StacktraceTop:__pause_nocancel () from /lib/libpthread.so.0 ?? () __libc_start_main (main=<value optimized out>, ?? () ?? ()
StacktraceTop: __pause_ nocancel () from /lib/libpthread .so.0
?? ()
__libc_start_main (main=<value optimized out>,
?? ()
?? ()