fail to build due to missing dependency : kuipc [arm64, ppc64el]

Looking at the build farm crunching: the package geant321 rebuilt cant end due to errors (log details) :

Package kuipc is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source

E: Package 'libgrafx11-1-dev' has no installation candidate
E: Package 'libgraflib1-dev' has no installation candidate
E: Package 'libkernlib1-dev' has no installation candidate
E: Package 'libpacklib1-dev' has no installation candidate
E: Package 'libpacklib-lesstif1-dev' has no installation candidate
E: Package 'libpawlib2-dev' has no installation candidate
E: Package 'libpawlib-lesstif3-dev' has no installation candidate
E: Package 'kuipc' has no installation candidate
apt-get failed.
Package installation failed
Trying to reinstall removed packages:
Trying to uninstall newly installed packages:
Source-dependencies not satisfied; skipping geant321

https://launchpadlibrarian.net/139514002/buildlog_ubuntu-saucy-armhf.geant321_1%3A3.21.14.dfsg-10_MANUALDEPWAIT.txt.gz

and that hang actually the builder aatxe & roseapple: https://launchpad.net/ubuntu/+source/geant321/1:3.21.14.dfsg-10/+build/4564577

This is an ARMHF package issue: does not to build, the other arch packages (amd64, i386, powerpc) have been started to rebuilt, but hang .