regression test MAP-Gantry2 is broken
The regression test 'MAP-Gantry2' is broken since July 6:
http://amas.web.psi.ch/opal/regressionTests/master/results_2020-07-06.xml
On July 1 the test still passed:
http://amas.web.psi.ch/opal/regressionTests/master/results_2020-07-01.xml
The number of particle in BEAM command and DISTRIBUTION are different, so it is broken after src!389 (merged)