#0  0x00007f34998fb175 in *__GI_raise (sig=<value optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        pid = <value optimized out>
        selftid = <value optimized out>
#1  0x00007f34998fdf80 in *__GI_abort () at abort.c:92
        act = {__sigaction_handler = {sa_handler = 0x7f349a2eac28, sa_sigaction = 0x7f349a2eac28}, sa_mask = {__val = {12894667952, 139863901776936, 9532617848, 8241996831935128169, 2, 139863891180296, 
              139863937223040, 0, 4294967295, 206158430224, 1, 2693224, 0, 0, 0, 139863901298688}}, sa_flags = -1674796094, sa_restorer = 0x5d39613800000001}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f349a2bc147 in default_fatal_finish (type=LOG_TYPE_PANIC, status=0) at failures.c:164
        backtrace = 0x9504b0 "/usr/local/dovecot20/lib/dovecot/libdovecot.so.0(+0x46120) [0x7f349a2bc120] -> /usr/local/dovecot20/lib/dovecot/libdovecot.so.0(default_error_handler+0) [0x7f349a2bc1b0] -> /usr/local/dovecot20/lib/do"...
#3  0x00007f349a2bc1b0 in default_fatal_handler (type=LOG_TYPE_PANIC, status=0, format=0x41fb25 "file %s: line %d: unreached", args=0x7fff6407c1f0) at failures.c:176
No locals.
#4  0x00007f349a2bc46f in i_panic (format=0x41fb25 "file %s: line %d: unreached") at failures.c:230
        args = {{gp_offset = 24, fp_offset = 48, overflow_arg_area = 0x7fff6407c2e0, reg_save_area = 0x7fff6407c210}}
#5  0x0000000000415a1d in doveadm_print_sticky (key=0x41eca1 "username", value=0xa361c8 "pvo") at doveadm-print.c:102
        hdr = 0x988b78
#6  0x0000000000410779 in doveadm_mail_all_users (ctx=0x97f048, wildcard_user=0x90f0a8 "pv?", service_flags=162) at doveadm-mail.c:287
        input = {module = 0x0, service = 0x41ec99 "doveadm", username = 0xa361c8 "pvo", local_ip = {family = 0, u = {ip6 = {__in6_u = {__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 
                    0}, __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, remote_ip = {family = 0, u = {ip6 = {__in6_u = {__u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, 
                  __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, userdb_fields = 0x0}
        user_idx = 0
        user_count = 10716
        interval = 100
        n = 0
        user = 0xa361c8 "pvo"
        error = 0x7fff6407c3a0 ""
        ret = 1
#7  0x0000000000410b82 in doveadm_mail_cmd (cmd=0x9599d8, argc=8, argv=0x90f060) at doveadm-mail.c:397
        service_flags = 162
        ctx = 0x97f048
        getopt_args = 0x950088 "Au:"
        username = 0x90f0a8 "pv?"
        wildcard_user = 0x90f0a8 "pv?"
        c = -1
#8  0x0000000000410d3d in doveadm_mail_try_run (cmd_name=0x90f09e "search", argc=8, argv=0x90f048) at doveadm-mail.c:441
        cmd__foreach_end = 0x959af8
        cmd = 0x9599d8
        cmd_name_len = 6
        __FUNCTION__ = "doveadm_mail_try_run"
#9  0x000000000040973c in main (argc=8, argv=0x90f048) at doveadm.c:363
        set_roots = {0x420200, 0x0}
        service_flags = 10
        input = {roots = 0x629580, config_path = 0x0, preserve_home = true, never_exec = false, module = 0x41cb77 "doveadm", service = 0x0, username = 0x0, local_ip = {family = 0, u = {ip6 = {__in6_u = {
                  __u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, remote_ip = {family = 0, u = {ip6 = {__in6_u = {
                  __u6_addr8 = '\000' <repeats 15 times>, __u6_addr16 = {0, 0, 0, 0, 0, 0, 0, 0}, __u6_addr32 = {0, 0, 0, 0}}}, ip4 = {s_addr = 0}}}, local_name = 0x0}
        output = {specific_services = 0x971158, service_uses_local = 1, service_uses_remote = 0, used_local = 0, used_remote = 0}
        cmd_name = 0x90f09e "search"
        error = 0x7f349c4dc480 "\340\303M\234\064\177"
        i = 11
        quick_init = false
        c = -1