Mine

nano@nano-desktop:~$ ltrace ./ircbot irc.smashthestack.org
__libc_start_main(0x80485d0, 2, 0xbfee4814, 0x8048834, 0x8048885 <unfinished ...>
gethostbyname("irc.smashthestack.org")           = 0xb7fc1c74
socket(2, 1, 0)                                  = 3
htons(6667, 1, 0, 0, 1)                          = 2842
connect(3, 0xbfee455c, 16, 0, 1)                 = 0
send(3, 0x804895d, 512, 0, 1)                    = 512
send(3, 0x804896c, 512, 0, 1)                    = 512
recv(3, 0xbfee456c, 512, 0, 1)                   = 139
recv(3, 0xbfee456c, 512, 0, 1)                   = 16
puts("Received PING... sending PONG"Received PING... sending PONG
)            = 30
send(3, 0xbfee456c, 139, 0, 1)                   = 139
recv(3, 0xbfee456c, 512, 0, 1)                   = 60
recv(3, 0xbfee456c, 512, 0, 1

it stops right there then it starts flooding the following:

recv(3, 0xbfee456c, 512, 0, 1)                   = 0