Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/./OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr Modelica_3.1_cpp_Modelica.Mechanics.MultiBody.Examples.Elementary.SpringMassSystem.conf.json Using package ModelicaServices with version 1.0 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/ModelicaServices 1.0/package.mo) Using package Modelica with version 3.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.1/package.mo) Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Elementary.SpringMassSystem,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Modelica_3.1_cpp_Modelica.Mechanics.MultiBody.Examples.Elementary.SpringMassSystem") Notification: Performance of loadModel(Modelica): time 1.078/1.078, allocations: 111.1 MB / 127.3 MB, free: 6.137 MB / 106.7 MB Notification: Performance of FrontEnd - loaded program: time 0.0002766/0.0002768, allocations: 8 kB / 158.9 MB, free: 15.22 MB / 138.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.05255/0.05286, allocations: 25.17 MB / 184.1 MB, free: 6.008 MB / 154.7 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Elementary.SpringMassSystem): time 0.2629/0.3158, allocations: 37.38 MB / 221.4 MB, free: 5.723 MB / 170.7 MB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.1/Mechanics/MultiBody/package.mo:1211:3-1215:15:writable] Error: Illegal access of protected element gravityAcceleration. [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/build/lib/omlibrary/Modelica 3.1/Mechanics/MultiBody/Forces.mo:1436:7-1436:64:writable] Error: Function world.gravityAcceleration not found in scope LineForceWithMass.