*** glibc detected *** ./server.exe: free(): invalid pointer: 0x4e05bc1c ***
======= Backtrace: =========
/lib/libc.so.6[0x4e0c9935]
/lib/libc.so.6(cfree+0x9c)[0x4e0cb7dc]
./server.exe[0x804977a]
/lib/libpthread.so.0[0x4e1a3f3b]
/lib/libc.so.6(clone+0x5e)[0x4e129d0e]
======= Memory map: ========
08048000-0804a000 r-xp 00000000 00:0e 115542238  /afs/zcu.cz/users/n/novotnym/home/ups/server.exe
0804a000-0804b000 rw-p 00001000 00:0e 115542238  /afs/zcu.cz/users/n/novotnym/home/ups/server.exe
0804b000-0806e000 rw-p 00000000 00:00 0          [heap]
4d700000-4d721000 rw-p 00000000 00:00 0
4d721000-4d800000 ---p 00000000 00:00 0
4d848000-4d854000 r-xp 00000000 09:00 1049534    /lib/libgcc_s.so.1
4d854000-4d855000 rw-p 0000b000 09:00 1049534    /lib/libgcc_s.so.1
4d85e000-4d85f000 ---p 00000000 00:00 0
4d85f000-4e05f000 rw-p 00000000 00:00 0
4e05f000-4e197000 r-xp 00000000 09:00 1057369    /lib/libc-2.7.so
4e197000-4e198000 r--p 00138000 09:00 1057369    /lib/libc-2.7.so
4e198000-4e19a000 rw-p 00139000 09:00 1057369    /lib/libc-2.7.so
4e19a000-4e19e000 rw-p 00000000 00:00 0
4e19e000-4e1b2000 r-xp 00000000 09:00 1085474    /lib/libpthread-2.7.so
4e1b2000-4e1b4000 rw-p 00013000 09:00 1085474    /lib/libpthread-2.7.so
4e1b4000-4e1b6000 rw-p 00000000 00:00 0
4e1b6000-4e1bd000 r-xp 00000000 09:00 1057372    /lib/librt-2.7.so
4e1bd000-4e1bf000 rw-p 00006000 09:00 1057372    /lib/librt-2.7.so
4e1bf000-4e1e3000 r-xp 00000000 09:00 1057362    /lib/libm-2.7.so
4e1e3000-4e1e5000 rw-p 00023000 09:00 1057362    /lib/libm-2.7.so
4e1ed000-4e1f0000 rw-p 00000000 00:00 0
4e1f0000-4e1f1000 r-xp 00000000 00:00 0          [vdso]
4e1f1000-4e20b000 r-xp 00000000 09:00 1057368    /lib/ld-2.7.so
4e20b000-4e20d000 rw-p 0001a000 09:00 1057368    /lib/ld-2.7.so
59217000-59238000 rw-p 00000000 00:00 0          [stack]
68048000-6804a000 r-xp 00000000 00:0e 115542238  /afs/zcu.cz/users/n/novotnym/home/ups/server.exe
ad848000-ad854000 r-xp 00000000 09:00 1049534    /lib/libgcc_s.so.1
ae05f000-ae197000 r-xp 00000000 09:00 1057369    /lib/libc-2.7.so
ae19e000-ae1b2000 r-xp 00000000 09:00 1085474    /lib/libpthread-2.7.so
ae1b6000-ae1bd000 r-xp 00000000 09:00 1057372    /lib/librt-2.7.so
ae1bf000-ae1e3000 r-xp 00000000 09:00 1057362    /lib/libm-2.7.so
ae1f0000-ae1f1000 r-xp 00000000 00:00 0          [vdso]
ae1f1000-ae20b000 r-xp 00000000 09:00 1057368    /lib/ld-2.7.so
Aborted