Error: Port py27-graph-tool is still broken after rebuilding it more than 3 times.
Error: Please run port -d -y rev-upgrade and use the output to report a bug.
Port py27-graph-tool still broken after rebuilding 3 time(s)
    while executing
"error "Port $portname still broken after rebuilding [expr {$broken_port_counts($portname) - 1}] time(s)""
    (procedure "revupgrade_scanandrebuild" line 280)
    invoked from within
"revupgrade_scanandrebuild broken_port_counts $opts"
    (procedure "macports::revupgrade" line 5)
    invoked from within
"macports::revupgrade $opts"
    (procedure "action_revupgrade" line 2)
    invoked from within
"action_revupgrade $action $portlist $opts"
    (procedure "action_target" line 96)
    invoked from within
"$action_proc $action $portlist [array get global_options]"
    (procedure "process_cmd" line 103)
    invoked from within
"process_cmd $remaining_args"
    invoked from within
"if { [llength $remaining_args] > 0 } {

    # If there are remaining arguments, process those as a command
    set exit_status [process_cmd $remaining..."
    (file "/opt/local/bin/port" line 5268)