I've been seeing that for a few days now, and just filed https://trac.macports.org/ticket/59500 <https://trac.macports.org/ticket/59500> (with log file attached).
> On Oct 27, 2019, at 22:38, Stan Sanderson <stans...@gmail.com> wrote: > > attempting to upgrade kdepimlibs4.14.3_13 < 4.14.3_14 on Mojave OS 10.14.6, > Xcode 10.2, all other installed ports up to date. Message generated: Failed > to build kdepimlibs4: command execution failed. > > I have looked at the main.log but don’t know what to look for. I did not find > any bug reports. > > I use Kmymoney4 for financial records, it depends on kdepimlibs4. > > Help please? > > Stan >