abrt 1.0.0 detected a crash.

How to reproduce
-----
1. Tailing log file from Jetty
2.
3.

backtrace
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Debuginfo absent: 077608cdb9fe60f65c86118dbb71bfa26f3f7f0f
Core was generated by `tail -F 2009_12_14.stderrout.log'.
Program terminated with signal 6, Aborted.
#0  0x009e1416 in __kernel_vsyscall ()

Thread 1 (Thread 15991):
#0  0x009e1416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00bc4a81 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <value optimized out>
        resultvar = <value optimized out>
        pid = 13676532
        selftid = 15991
#2  0x00bc634a in abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0, sa_sigaction = 0}, 
          sa_mask = {__val = {0, 32, 0, 0, 2, 8, 13681592, 13443650, 110, 16, 
              0, 13681536, 13681584, 13676532, 13681536, 151022560, 
              3219931000, 12632574, 0, 2, 18, 134573316, 12624918, 151022560, 
              3219931080, 134543199, 8, 17, 13681584, 13676532, 13681536, 
              17}}, sa_flags = 151022472, 
          sa_restorer = 0xc0c00c <__libc_calloc+380>}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0x0804fba4 in ?? ()
No symbol table info available.
#4  0x0804a6d0 in exit () at exit.c:99
No symbol table info available.
#5  0x0804d747 in exit () at exit.c:99
No symbol table info available.
#6  0x00bb0bb6 in __libc_start_main (main=<value optimized out>, 
    argc=<value optimized out>, ubp_av=<value optimized out>, 
    init=<value optimized out>, fini=<value optimized out>, 
    rtld_fini=<value optimized out>, stack_end=<value optimized out>)
    at libc-start.c:220
        result = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {13676532, 0, 0, 
                -1075035128, -1296698885, 472131205}, mask_was_saved = 0}}, 
          priv = {pad = {0x0, 0x0, 0xb7a640, 0x5a}, data = {prev = 0x0, 
              cleanup = 0x0, canceltype = 12035648}}}
        not_first_call = <value optimized out>
#7  0x08049181 in exit () at exit.c:99
No symbol table info available.

cmdline: tail -F 2009_12_14.stderrout.log
component: coreutils
executable: /usr/bin/tail
kernel: 2.6.31.6-166.fc12.i686
package: coreutils-7.6-7.fc12
rating: 3
reason: Process was terminated by signal 6