.
Thread 2 (Thread 0x7faf319c7700 (LWP 15909)):
#0  0x00007faf43843de3 in select () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007faf393abad1 in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#2  0x00007faf392cef2f in ?? () from /usr/lib/x86_64-linux-gnu/libQtCore.so.4
No symbol table info available.
#3  0x00007faf43033f6e in start_thread (arg=0x7faf319c7700) at pthread_create.c:311
        __res = <optimized out>
        pd = 0x7faf319c7700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140390428342016, 1776281726614901356, 0, 140390737580128, 140735740810048, 4096, -1731354877767576980, -1731606741645782420}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#4  0x00007faf4384b9cd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113
No locals.
.
Thread 1 (Thread 0x7faf4407c740 (LWP 15852)):
#0  0x00007faf39736c70 in ?? ()
No symbol table info available.
#1  0x00007faf41162d2e in run_cleanups (cref=<optimized out>) at ../memory/unix/apr_pools.c:2352
        c = <optimized out>
#2  apr_pool_destroy (pool=0x7faf440a8028) at ../memory/unix/apr_pools.c:814
        active = <optimized out>
        allocator = <optimized out>
#3  0x00007faf41162d05 in apr_pool_destroy (pool=0x7faf440ac028) at ../memory/unix/apr_pools.c:811
        active = <optimized out>
        allocator = <optimized out>
#4  0x00007faf41162f10 in apr_pool_terminate () at ../memory/unix/apr_pools.c:639
No locals.
#5  0x00007faf41a183b0 in _wrap_apr_terminate () from /usr/lib/perl5/auto/SVN/_Core/_Core.so
No symbol table info available.
#6  0x00007faf43bc4591 in Perl_pp_entersub (my_perl=0x1541010) at pp_hot.c:3046
        markix = 1
        sp = <optimized out>
        sv = 0x1a95858
        gv = 0x1541708
        cv = 0x1a95810
        cx = <optimized out>
        gimme = 2
        hasargs = <optimized out>
#7  0x00007faf43bbbd36 in Perl_runops_standard (my_perl=0x1541010) at run.c:41
        op = <optimized out>
#8  0x00007faf43b583c0 in Perl_call_sv (my_perl=my_perl@entry=0x1541010, sv=sv@entry=0x19bddc0, flags=<optimized out>, flags@entry=12) at perl.c:2647
        sp = <optimized out>
        myop = {op_next = 0x0, op_sibling = 0x0, op_ppaddr = 0x0, op_targ = 0, op_type = 0, op_opt = 0, op_latefree = 0, op_latefreed = 0, op_attached = 0, op_spare = 0, op_flags = 66 'B', op_private = 0 '\000', op_first = 0x0, op_other = 0x7fff97d6a240}
        method_op = {op_next = 0x24dccc8, op_sibling = 0x0, op_ppaddr = 0x0, op_targ = 140390732022427, op_type = 0, op_opt = 0, op_latefree = 0, op_latefreed = 0, op_attached = 0, op_spare = 0, op_flags = 0 '\000', op_private = 0 '\000', op_first = 0x24dccc8}
        oldmark = 1
        retval = 0
        oldscope = 2
        oldcatch = 0 '\000'
        ret = <optimized out>
        oldop = 0x222f7d0
        cur_env = {je_prev = 0x7fff97d6a3f0, je_buf = {{__jmpbuf = {22286352, 1776280714420294252, 0, 28571736, 22286352, 0, -1776193427790753172, -1731605767062547860}, __mask_was_saved = 0, __saved_mask = {__val = {22288512, 22288488, 22422056, 140735740814072, 140390737412144, 22286352, 0, 22422056, 22286352, 22286352, 35707520, 22381928, 22422056, 140390735377830, 35707520, 1}}}}, je_ret = 0, je_mustcatch = 0 '\000'}
#9  0x00007faf43b591cc in Perl_call_list (my_perl=my_perl@entry=0x1541010, oldscope=1, paramList=0x1a6f510) at perl.c:4772
        atsv = <optimized out>
        oldline = 381
        cv = 0x19bddc0
        len = 0
        ret = <optimized out>
        cur_env = {je_prev = 0x7fff97d6a510, je_buf = {{__jmpbuf = {22286352, 1776281726613983852, 140390735320512, 140390735328600, 27718928, 0, -1776193427847376276, -1731605767527591316}, __mask_was_saved = 0, __saved_mask = {__val = {5, 140390735380905, 0, 0, 5, 0, 1, 140390737584744, 22288136, 140389596266496, 22300984, 2, 0, 140390737585600, 140735740814576, 140735740814560}}}}, je_ret = 0, je_mustcatch = 0 '\000'}
#10 0x00007faf43b5aad7 in perl_destruct (my_perl=0x1541010) at perl.c:566
        cur_env = {je_prev = 0x1541288, je_buf = {{__jmpbuf = {69, 1776281726613983852, 140390735320512, 140390735328600, 140390733078016, 0, -1776193427625078164, -1731605766221720980}, __mask_was_saved = 0, __saved_mask = {__val = {0, 6299696, 0, 140390735328600, 140390733078016, 0, 31, 140390735400053, 5, 0, 0, 140390731769208, 69, 31, 140390735320512, 140390735427365}}}}, je_ret = 0, je_mustcatch = 0 '\000'}
        x = <optimized out>
        destruct_level = 0 '\000'
        hv = <optimized out>
#11 0x0000000000400e11 in main (argc=3, argv=0x7fff97d6a758, env=0x7fff97d6a778) at perlmain.c:131
        exitstatus = <optimized out>
        i = <optimized out>