Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Modelica_3.1_cpp_Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b") Notification: Performance of loadModel(Modelica): time 1.157/1.157, allocations: 111.1 MB / 126.3 MB, free: 6.41 MB / 106.7 MB Notification: Performance of FrontEnd - loaded program: time 2.787e-05/2.776e-05, allocations: 3.984 kB / 154.5 MB, free: 2.828 MB / 122.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.0548/0.05485, allocations: 25.18 MB / 179.7 MB, free: 9.605 MB / 154.7 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Loops.Engine1b): time 0.318/0.3729, allocations: 104.4 MB / 284.1 MB, free: 9.594 MB / 234.7 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/Parts.mo:793:5-794:13:writable] Error: Function world.gravityAcceleration not found in scope Body. Notification: Performance of FrontEnd: time 0.03072/0.4037, allocations: 12.31 MB / 296.4 MB, free: 13.26 MB / 250.7 MB