Regression test AWAGun-Trackback-1 fails
The AWAGun-Trackback-1 regression test fails (by a small difference in energy):
http://amas.web.psi.ch/opal/regressionTests/master/results_2020-08-04.xml
rms_x avg 1e-05 5.111029460895303e-08
rms_y avg 1e-05 5.1156002121029413e-08
rms_s avg 1e-05 5.884942548195067e-07
emit_x avg 1e-05 1.1452361821547997e-09
emit_y avg 1e-05 1.1531791285653276e-09
emit_s avg 1e-05 2.079697542474211e-09
energy avg 1e-05 0.0003093416526873199 
This is likely due to !413 (merged) and !414 (merged), so probably also on 2.4.