mssh version 1.2-1 failed to build on i386

mssh version 1.2-1 failed to build on i386
Link to failed build: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2404859

Direct link to the build log: https://launchpad.net/ubuntu/+archive/test-rebuild-20110329/+buildjob/2404859/+files/buildlog_ubuntu-natty-i386.mssh_1.2-1_FAILEDTOBUILD.txt.gz

This log snippet might be of interest, since it triggered the matcher 'Purging chroot-autobuild'.
Excerpt 1496 lines into the build log:

i686-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -pthread -DORBIT2=1 -I/usr/include/atk-1.0 -I/usr/include/pango-1.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/glib-2.0 -I/usr/lib/i386-linux-gnu/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/libdrm -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/pixman-1 -I/usr/include/vte-0.0 -I/usr/include/gconf/2 -I/usr/include/orbit-2.0 -pedantic-errors -Werror -Wall -Wfatal-errors -Wwrite-strings -O2 -Wall -O2 -MT mssh.o -MD -MP -MF .deps/mssh.Tpo -c -o mssh.o mssh.c
mv -f .deps/mssh.Tpo .deps/mssh.Po
i686-linux-gnu-gcc -DHAVE_CONFIG_H -I. -I.. -pthread -DORBIT2=1 -I/usr/include/atk-1.0 -I/usr/include/pango-1.0 -I/usr/include/gio-unix-2.0/ -I/usr/include/glib-2.0 -I/usr/lib/i386-linux-gnu/glib-2.0/include -I/usr/include/freetype2 -I/usr/include/libpng12 -I/usr/include/libdrm -I/usr/include/gtk-2.0 -I/usr/lib/gtk-2.0/include -I/usr/include/cairo -I/usr/include/gdk-pixbuf-2.0 -I/usr/include/pixman-1 -I/usr/include/vte-0.0 -I/usr/include/gconf/2 -I/usr/include/orbit-2.0 -pedantic-errors -Werror -Wall -Wfatal-errors -Wwrite-strings -O2 -Wall -O2 -MT mssh-terminal.o -MD -MP -MF .deps/mssh-terminal.Tpo -c -o mssh-terminal.o mssh-terminal.c
cc1: warnings being treated as errors
mssh-terminal.c: In function 'mssh_terminal_start_session':
mssh-terminal.c:49:5: error: 'vte_terminal_fork_command' is deprecated (declared at /usr/include/vte-0.0/vte/vtedeprecated.h:82)
compilation terminated due to -Wfatal-errors.
make[3]: *** [mssh-terminal.o] Error 1
make[3]: Leaving directory `/build/buildd/mssh-1.2/src'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/build/buildd/mssh-1.2'
make[1]: *** [all] Error 2
make[1]: Leaving directory `/build/buildd/mssh-1.2'
make: *** [build-stamp] Error 2
dpkg-buildpackage: error: debian/rules build gave error exit status 2
******************************************************************************
Build finished at 20110408-1607
FAILED [dpkg-buildpackage died]
Purging chroot-autobuild/build/buildd/mssh-1.2