error on "build_oai"

when I use " ./build_oai -I --install-optional-packages" or "./build_oai -I " it shows that finally: Installing Nettle. The log file for nettle installation is here: /openairinterface5g/cmake_targets/log/nettle_install_log.txt

Installing Gnutls. The log file for Gnutls installation is here: /openairinterface5g/cmake_targets/log/gnutls_install_log.txt

Installing ASN1. The log file for ASN1 installation is here: /openairinterface5g/cmake_targets/log/asn1c_install_log.txt build have failed

is there anybody could tell me why it showed failed?