port version
Version: 2.3.4

sudo port clean digikam
--->  Cleaning digikam

sudo port install digikam
--->  Computing dependencies for digikam
--->  Dependencies to be installed: libgpod libplist
--->  Building libplist
Error: org.macports.build for port libplist returned: command execution failed
Error: Failed to install libplist
Please see the log file for port libplist for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_libplist/libplist/main.log
Error: The following dependencies were not installed: libgpod libplist
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port digikam failed

-----------------------------
sudo port upgrade outdated
---> Nothing to upgrade.

sudo port clean libplist
--->  Cleaning libplist

sudo port install libplist
--->  Computing dependencies for libplist
--->  Fetching archive for libplist
--->  Attempting to fetch libplist-1.12_0+python27.darwin_15.x86_64.tbz2 from http://mse.uk.packages.macports.org/sites/packages.macports.org/libplist
--->  Attempting to fetch libplist-1.12_0+python27.darwin_15.x86_64.tbz2 from http://lil.fr.packages.macports.org/libplist
--->  Attempting to fetch libplist-1.12_0+python27.darwin_15.x86_64.tbz2 from https://packages.macports.org/libplist
--->  Fetching distfiles for libplist
--->  Verifying checksums for libplist
--->  Extracting libplist
--->  Configuring libplist
--->  Building libplist
Error: org.macports.build for port libplist returned: command execution failed
Please see the log file for port libplist for details:
    /opt/local/var/macports/logs/_opt_local_var_macports_sources_rsync.macports.org_release_tarballs_ports_textproc_libplist/libplist/main.log
To report a bug, follow the instructions in the guide:
    http://guide.macports.org/#project.tickets
Error: Processing of port libplist failed