mc66:~> sudo port -d -y rev-upgrade 
Password:
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/ld64/ld
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/bugpoint
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llc
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/lli
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-ar
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-as
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-bcanalyzer
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-cov
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-diff
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-dis
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-dwarfdump
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-extract
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-ld
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-link
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-mc
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-nm
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-objdump
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-prof
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-ranlib
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-readobj
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-rtdyld
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-size
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-stress
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/llvm-stub
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/macho-dump
DEBUG: Ignoring loadcommand containing @executable_path in /opt/local/libexec/llvm-3.1/bin/opt
--->  Scanning binaries for linking errors
Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/lib/qsastime/libqsastime.0.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf77d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf77d.9.1.1.dylib as broken

Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/lib/nn/libcsironn.0.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf77d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf77d.9.1.1.dylib as broken

Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/lib/csa/libcsirocsa.0.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf77d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf77d.9.1.1.dylib as broken

Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/src/libplplotd.11.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf77d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf77d.9.1.1.dylib as broken

Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/bindings/f77/libplplotf77cd.9.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf77d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf77d.9.1.1.dylib as broken
DEBUG: Marking /opt/local/lib/libplplotf95d.9.1.1.dylib as broken
DEBUG: Marking /opt/local/lib/libplplotf95d.9.1.1.dylib as broken
DEBUG: Marking /opt/local/lib/libplplotf95d.9.1.1.dylib as broken
DEBUG: Marking /opt/local/lib/libplplotf95d.9.1.1.dylib as broken

Could not open /opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_science_plplot/plplot/work/build/bindings/f95/libplplotf95cd.9.dylib: Error opening or reading file (referenced from /opt/local/lib/libplplotf95d.9.1.1.dylib)
DEBUG: Marking /opt/local/lib/libplplotf95d.9.1.1.dylib as broken

--->  Found 10 broken file(s), matching files to ports
--->  Found 1 broken port(s), determining rebuild order
DEBUG: Broken: plplot
DEBUG: Processing port plplot @0:5.9.9_12 +aquaterm+gcc46+x11 
--->  Rebuilding in order
     plplot @5.9.9 +aquaterm+gcc46+x11
DEBUG: epoch: in tree: 0 installed: 0
DEBUG: plplot 5.9.9_12 exists in the ports tree
DEBUG: plplot 5.9.9_12 +aquaterm+gcc46+x11 is the latest installed
DEBUG: plplot 5.9.9_12 +aquaterm+gcc46+x11 is active
DEBUG: Merging existing variants '+aquaterm+gcc46+x11' into variants
DEBUG: new fully merged portvariants: aquaterm + x11 + gcc46 +
DEBUG: Changing to port directory: /opt/local/var/macports/sources/rsync.macports.org/release/ports/science/plplot
DEBUG: OS darwin/10.8.0 (Mac OS X 10.6) arch i386
DEBUG: org.macports.load registered provides 'load', a pre-existing procedure. Target override will not be provided
DEBUG: org.macports.unload registered provides 'unload', a pre-existing procedure. Target override will not be provided
DEBUG: org.macports.distfiles registered provides 'distfiles', a pre-existing procedure. Target override will not be provided
DEBUG: Reading variant descriptions from /opt/local/var/macports/sources/rsync.macports.org/release/ports/_resources/port1.0/variant_descriptions.conf
DEBUG: adding the default universal variant
DEBUG: Executing variant gcc46 provides gcc46
DEBUG: Executing variant aquaterm provides aquaterm
DEBUG: Executing variant x11 provides x11
DEBUG: rev-upgrade override ... upgrading!
DEBUG: Not following dependencies
Skipping deactivate plplot @5.9.9_12+aquaterm+gcc46+x11 (dry run)
Skipping activate plplot @5.9.9_12+aquaterm+gcc46+x11 (dry run)
DEBUG: Rebuilding port plplot finished with status 0
Warning: If this was no dry run, rev-upgrade would now run the checks again to find unresolved and newly created problems