Why oscap(Security Content Automation Protocol) is failing for screensaver functionality despite of minimal installation?

Issue

• Why oscap(Security Content Automation Protocol) is showing below fail messages?

  itle   Set GNOME3 Screensaver Inactivity Timeout
  Rule    xccdf_org.ssgproject.content_rule_dconf_gnome_screensaver_idle_delay
  Ident   CCE-80110-0
  Result  fail
  
  Title   Enable GNOME3 Screensaver Idle Activation
  Rule    xccdf_org.ssgproject.content_rule_dconf_gnome_screensaver_idle_activation_enabled
  Ident   CCE-80111-8
  Result  fail
  
  Title   Enable GNOME3 Screensaver Lock After Idle Period
  Rule    xccdf_org.ssgproject.content_rule_dconf_gnome_screensaver_lock_enabled
  Ident   CCE-80112-6
  Result  fail
  
  Title   Set GNOME3 Screensaver Lock Delay After Activation Period
  Rule    xccdf_org.ssgproject.content_rule_dconf_gnome_screensaver_lock_delay
  Ident   CCE-80370-0
  Result  fail
  
  Title   Ensure Users Cannot Change GNOME3 Session Settings
  Rule    xccdf_org.ssgproject.content_rule_dconf_gnome_session_user_locks
  Ident   CCE-80371-8
  Result  fail