InstallScript: Building wheel for lxml (setup.py) ... error

hi there. imtrying to install odoo in DigitalOcean droplet using your script in ubuntu 20.04. after the script finished installing i tried accessing odoo at port 8069 but didnt get any result then i scrolled up and noticed 2 errors:

` ERROR: Command errored out with exit status 1: command: /usr/bin/python3 -u -c ‘import sys, setuptools, tokenize; sys.argv[0] = ‘"’"’/tmp/pip-install-6kpb7w57/lxml/setup.py’“'”‘; file=’“'”‘/tmp/pip-install-6kpb7w57/lxml/setup.py’“'”‘;f=getattr(tokenize, ‘"’“‘open’”’“‘, open)(file);code=f.read().replace(’”‘"’\r\n’“'”‘, ‘"’"’\n’“'”‘);f.close();exec(compile(code, file, ‘"’“‘exec’”’"‘))’ bdist_wheel -d /tmp/pip-wheel-bx3ifawh cwd: /tmp/pip-install-6kpb7w57/lxml/ Complete output (84 lines): Building lxml version 4.3.2. Building without Cython. Using build configuration of libxslt 1.1.34 running bdist_wheel running build running build_py creating build creating build/lib.linux-x86_64-3.8 creating build/lib.linux-x86_64-3.8/lxml copying src/lxml/usedoctest.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/_elementpath.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/builder.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/ElementInclude.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/doctestcompare.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/pyclasslookup.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/sax.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/cssselect.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/init.py -> build/lib.linux-x86_64-3.8/lxml creating build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/init.py -> build/lib.linux-x86_64-3.8/lxml/includes creating build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_setmixin.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/ElementSoup.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/usedoctest.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_html5builder.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/builder.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/formfill.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/clean.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/soupparser.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_diffcommand.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/diff.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/html5parser.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/defs.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/init.py -> build/lib.linux-x86_64-3.8/lxml/html creating build/lib.linux-x86_64-3.8/lxml/isoschematron copying src/lxml/isoschematron/init.py -> build/lib.linux-x86_64-3.8/lxml/isoschematron copying src/lxml/etree.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/etree_api.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/lxml.etree.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/lxml.etree_api.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/includes/xpath.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xslt.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlschema.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/uri.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/config.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/dtdvalid.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/htmlparser.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlerror.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/etreepublic.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/relaxng.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/init.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xinclude.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/c14n.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlparser.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/schematron.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/tree.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/lxml-version.h -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/etree_defs.h -> build/lib.linux-x86_64-3.8/lxml/includes creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/rng copying src/lxml/isoschematron/resources/rng/iso-schematron.rng -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/rng creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl copying src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl copying src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_abstract_expand.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_dsdl_include.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_skeleton_for_xslt1.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_svrl_for_xslt1.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_message.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 running build_ext building ‘lxml.etree’ extension creating build/temp.linux-x86_64-3.8 creating build/temp.linux-x86_64-3.8/src creating build/temp.linux-x86_64-3.8/src/lxml x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -DCYTHON_CLINE_IN_TRACEBACK=0 -I/usr/include/libxml2 -Isrc -Isrc/lxml/includes -I/usr/include/python3.8 -c src/lxml/etree.c -o build/temp.linux-x86_64-3.8/src/lxml/etree.o -w x86_64-linux-gnu-gcc: fatal error: Killed signal terminated program cc1 compilation terminated. Compile failed: command ‘x86_64-linux-gnu-gcc’ failed with exit status 1 creating tmp cc -I/usr/include/libxml2 -I/usr/include/libxml2 -c /tmp/xmlXPathInituhszi0mm.c -o tmp/xmlXPathInituhszi0mm.o cc tmp/xmlXPathInituhszi0mm.o -lxml2 -o a.out error: command ‘x86_64-linux-gnu-gcc’ failed with exit status 1

ERROR: Failed building wheel for lxml `

and below this one:

ERROR: Command errored out with exit status 1: command: /usr/bin/python3 -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-6kpb7w57/lxml/setup.py'"'"'; __file__='"'"'/tmp/pip-install-6kpb7w57/lxml/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /tmp/pip-record-0lsx7d1q/install-record.txt --single-version-externally-managed --compile --install-headers /usr/local/include/python3.8/lxml cwd: /tmp/pip-install-6kpb7w57/lxml/ Complete output (83 lines): Building lxml version 4.3.2. Building without Cython. Using build configuration of libxslt 1.1.34 running install running build running build_py creating build creating build/lib.linux-x86_64-3.8 creating build/lib.linux-x86_64-3.8/lxml copying src/lxml/usedoctest.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/_elementpath.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/builder.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/ElementInclude.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/doctestcompare.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/pyclasslookup.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/sax.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/cssselect.py -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/__init__.py -> build/lib.linux-x86_64-3.8/lxml creating build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/__init__.py -> build/lib.linux-x86_64-3.8/lxml/includes creating build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_setmixin.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/ElementSoup.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/usedoctest.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_html5builder.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/builder.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/formfill.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/clean.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/soupparser.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/_diffcommand.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/diff.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/html5parser.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/defs.py -> build/lib.linux-x86_64-3.8/lxml/html copying src/lxml/html/__init__.py -> build/lib.linux-x86_64-3.8/lxml/html creating build/lib.linux-x86_64-3.8/lxml/isoschematron copying src/lxml/isoschematron/__init__.py -> build/lib.linux-x86_64-3.8/lxml/isoschematron copying src/lxml/etree.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/etree_api.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/lxml.etree.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/lxml.etree_api.h -> build/lib.linux-x86_64-3.8/lxml copying src/lxml/includes/xpath.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xslt.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlschema.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/uri.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/config.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/dtdvalid.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/htmlparser.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlerror.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/etreepublic.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/relaxng.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/__init__.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xinclude.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/c14n.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/xmlparser.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/schematron.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/tree.pxd -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/lxml-version.h -> build/lib.linux-x86_64-3.8/lxml/includes copying src/lxml/includes/etree_defs.h -> build/lib.linux-x86_64-3.8/lxml/includes creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/rng copying src/lxml/isoschematron/resources/rng/iso-schematron.rng -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/rng creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl copying src/lxml/isoschematron/resources/xsl/RNG2Schtrn.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl copying src/lxml/isoschematron/resources/xsl/XSD2Schtrn.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl creating build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_abstract_expand.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_dsdl_include.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_skeleton_for_xslt1.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_svrl_for_xslt1.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/iso_schematron_message.xsl -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 copying src/lxml/isoschematron/resources/xsl/iso-schematron-xslt1/readme.txt -> build/lib.linux-x86_64-3.8/lxml/isoschematron/resources/xsl/iso-schematron-xslt1 running build_ext building 'lxml.etree' extension creating build/temp.linux-x86_64-3.8 creating build/temp.linux-x86_64-3.8/src creating build/temp.linux-x86_64-3.8/src/lxml x86_64-linux-gnu-gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O2 -Wall -g -fstack-protector-strong -Wformat -Werror=format-security -g -fwrapv -O2 -g -fstack-protector-strong -Wformat -Werror=format-security -Wdate-time -D_FORTIFY_SOURCE=2 -fPIC -DCYTHON_CLINE_IN_TRACEBACK=0 -I/usr/include/libxml2 -Isrc -Isrc/lxml/includes -I/usr/include/python3.8 -c src/lxml/etree.c -o build/temp.linux-x86_64-3.8/src/lxml/etree.o -w x86_64-linux-gnu-gcc: fatal error: Killed signal terminated program cc1 compilation terminated. Compile failed: command 'x86_64-linux-gnu-gcc' failed with exit status 1 cc -I/usr/include/libxml2 -I/usr/include/libxml2 -c /tmp/xmlXPathInitlyme5kmf.c -o tmp/xmlXPathInitlyme5kmf.o cc tmp/xmlXPathInitlyme5kmf.o -lxml2 -o a.out error: command 'x86_64-linux-gnu-gcc' failed with exit status 1 ---------------------------------------- ERROR: Command errored out with exit status 1: /usr/bin/python3 -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-6kpb7w57/lxml/setup.py'"'"'; __file__='"'"'/tmp/pip-install-6kpb7w57/lxml/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /tmp/pip-record-0lsx7d1q/install-record.txt --single-version-externally-managed --compile --install-headers /usr/local/include/python3.8/lxml Check the logs for full command output.

how to fix this issue pls?