Running command: translateModel(Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Modelica_3.1_cpp_Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings") Notification: Performance of loadModel(Modelica): time 1.111/1.111, allocations: 111.1 MB / 126.3 MB, free: 6.406 MB / 106.7 MB Notification: Performance of FrontEnd - loaded program: time 4.5e-05/4.497e-05, allocations: 6.656 kB / 154.5 MB, free: 2.828 MB / 122.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08957/0.08966, allocations: 25.18 MB / 179.7 MB, free: 9.609 MB / 154.7 MB Notification: Performance of NFInst.instantiate(Modelica.Mechanics.MultiBody.Examples.Elementary.ThreeSprings): time 0.3042/0.3939, allocations: 39.07 MB / 218.8 MB, free: 2.84 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. Notification: Performance of FrontEnd: time 0.01945/0.4134, allocations: 5.202 MB / 224 MB, free: 1.496 MB / 170.7 MB