povray upgrade fails

[dershow]

port outdated shows: povray 3.6.1_4 < 3.6.1_5

sudo port upgrade outdated reports: ---> Extracting povray ---> Applying patches to povray ---> Configuring povray ---> Building povray Error: Target org.macports.build returned: shell command failed (see log for details) Log for povray is at: /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_ports_graphics_povray/main.log Error: Unable to upgrade port: 1

I have attached the log file as well