Well, it turns out 0.2.5 is not immune, as somewhat expected.
Here is a backtrace of the 0.2.5 in squeeze:
#0 0x7f7074986732 in addbyter () from /usr/lib/libcurl-gnutls.so.4
#1 0x7f7074986dbd in dprintf_formatf () from /usr/lib/libcurl-gnutls.so.4
#2 0x7f7074987eb5 in curl_mvsnprin
I am also experiencing seemingly-random crashes, namely segfaults.
Roughly since the squeeze release I have switched to guayadeque 0.2.7,
so the trigger of the bug may be either the new guayadeque, or a lib
that entered testing post-squeeze.
It would be great to have a guayadeque-dbg package to pr