>>> raptor 2.0.15 Extracting
gzip -d -c /home/giuliobenetti/autobuild/run/instance-3/dl/raptor/raptor2-2.0.15.tar.gz | tar --strip-components=1 -C /home/giuliobenetti/autobuild/run/instance-3/output-1/build/raptor-2.0.15   -xf -
>>> raptor 2.0.15 Patching

Applying 0001-configure.ac-remove-conditional-lib-inclusion.patch using patch: 
patching file configure.ac

Applying 0002-Calcualte-max-nspace-declarations-correctly-for-XML-.patch using patch: 
patching file src/raptor_xml_writer.c
>>> raptor 2.0.15 Updating config.sub and config.guess
for file in config.guess config.sub; do for i in $(find /home/giuliobenetti/autobuild/run/instance-3/output-1/build/raptor-2.0.15 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> raptor 2.0.15 Configuring
>>> raptor 2.0.15 Autoreconfiguring
libtoolize: putting auxiliary files in AC_CONFIG_AUX_DIR, 'build'.
libtoolize: copying file 'build/ltmain.sh'
libtoolize: putting macros in AC_CONFIG_MACRO_DIRS, 'build'.
libtoolize: copying file 'build/libtool.m4'
libtoolize: copying file 'build/ltoptions.m4'
libtoolize: copying file 'build/ltsugar.m4'
libtoolize: copying file 'build/ltversion.m4'
libtoolize: copying file 'build/lt~obsolete.m4'
libtoolize: Consider adding '-I build' to ACLOCAL_AMFLAGS in Makefile.am.
Can't exec "gtkdocize": No such file or directory at /home/giuliobenetti/autobuild/run/instance-3/output-1/host/share/autoconf/Autom4te/FileUtils.pm line 293.
autoreconf: error: gtkdocize failed with exit status: 2
make: *** [package/pkg-generic.mk:283: /home/giuliobenetti/autobuild/run/instance-3/output-1/build/raptor-2.0.15/.stamp_configured] Error 2
make: Leaving directory '/home/giuliobenetti/autobuild/run/instance-3/buildroot'