Indeed, the shift from pave to bauges changes its behavior.

generation has been stopped in the middle of the process because of
an error in order to avoid to run test that will fail for sure.

Also remove the port number from the sum files

by taking advantage of the multi-proc -> x5 speedup with j 4 !

Note that i do not use -j 4 (qtest) for reference (reftest) to lower
timings distorsion due to the machine load.