Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Elementary.RollingWheel,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Modelica_3.1_cpp_Modelica.Mechanics.MultiBody.Examples.Elementary.RollingWheel") Notification: Performance of loadModel(Modelica): time 1.25/1.25, allocations: 111.1 MB / 126.3 MB, free: 6.406 MB / 106.7 MB Notification: Performance of FrontEnd - loaded program: time 3.022e-05/3.016e-05, allocations: 7.984 kB / 154.5 MB, free: 2.824 MB / 122.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.05739/0.05745, allocations: 25.18 MB / 179.7 MB, free: 9.609 MB / 154.7 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Elementary.RollingWheel): time 0.03912/0.09663, allocations: 20.23 MB / 199.9 MB, free: 5.328 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/Parts.mo:793:5-794:13:writable] Error: Function world.gravityAcceleration not found in scope Body. Notification: Performance of FrontEnd: time 0.1945/0.2912, allocations: 12.39 MB / 212.3 MB, free: 2.984 MB / 170.7 MB