Process completed with exit code 2.

Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires firebase/php-jwt ~5.0, found firebase/php-jwt[v5.0.0, ..., v5.5.1] but these were not loaded, because they are affected by security advisories ("PKSA-y2cr-5h3j-g3ys", "PKSA-2kqm-ps5x-s4f5"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 2 - Root composer.json requires symfony/process ~3.0|~4.0, found symfony/process[v3.0.0, ..., v3.4.47, v4.0.0, ..., v4.4.44] but these were not loaded, because they are affected by security advisories ("PKSA-rkkf-636k-qjb3", "PKSA-wws7-mr54-jsny"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 3 - Root composer.json requires robrichards/xmlseclibs 3.0.*, found robrichards/xmlseclibs[3.0.0, ..., 3.0.4] but these were not loaded, because they are affected by security advisories ("PKSA-pr5h-1dpm-9x4k", "PKSA-pcdf-qvqm-w4tv", "PKSA-9qfh-kpgp-dw7t", "PKSA-2f54-4t85-fzzg"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 4 - Root composer.json requires symfony/http-foundation ~2.8|~3.0, found symfony/http-foundation[v2.8.0, ..., v2.8.52, v3.0.0, ..., v3.4.47] but these were not loaded, because they are affected by security advisories ("PKSA-365x-2zjk-pt47", "PKSA-b35n-565h-rs4q", "PKSA-9w98-4rwq-spxr", "PKSA-324d-pqmd-hptz", "PKSA-nqj4-v43p-2gxc", "PKSA-f8b8-pbjy-s9k8"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 5 - Root composer.json requires symfony/validator ~3.0|~4.0, found symfony/validator[v3.0.0, ..., v3.4.47, v4.0.0, ..., v4.4.48] but these were not loaded, because they are affected by security advisories ("PKSA-w2tw-kmfg-rt9s"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 6 - Root composer.json requires twig/twig 1.*, found twig/twig[1.3.0, ..., v1.44.8] but these were not loaded, because they are affected by security advisories ("PKSA-yhcn-xrg3-68b1", "PKSA-2wrf-1xmk-1pky", "PKSA-6319-ffpf-gx66", "PKSA-n7sg-8f52-pqtf", "PKSA-6cvh-gt46-wq7q", "PKSA-19rw-dqx2-75hc", "PKSA-g1zx-twcw-9z6k"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, you can set "block-insecure" to false in your "audit" config. Problem 7 - Root composer.json requires onelogin/php-saml ^3.0 -> satisfiable by onelogin/php-saml[3.8.1]. - onelogin/php-saml 3.8.1 requires robrichards/xmlseclibs >=3.1.4 -> found robrichards/xmlseclibs[3.1.4, 3.1.5] but it conflicts with your root composer.json require (3.0.*). Problem 8 - Root composer.json requires packbackbooks/lti-1p3-tool 1.1.1.x-dev -> satisfiable by packbackbooks/lti-1p3-tool[1.1.1.x-dev]. - packbackbooks/lti-1p3-tool 1.1.1.x-dev requires firebase/php-jwt ^5.2 -> found firebase/php-jwt[v5.2.0, ..., v5.5.1] but these were not loaded, because they are affected by security advisories ("PKSA-y2cr-5h3j-g3ys", "PKSA-2kqm-ps5x-s4f5"). Go to https://packagist.org/security-advisories/ to find advisory details. To ignore the advisories, add them to the audit "ignore" config. To turn the feature off entirely, y