Notification: Performance of loadModel(PowerSystems): time 1.853/1.853, allocations: 232.9 MB / 239.2 MB, free: 100 kB / 200.6 MB Notification: Performance of FrontEnd - loaded program: time 0.1767/2.03, allocations: 55.15 MB / 294.3 MB, free: 10.81 MB / 248.6 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08837/2.118, allocations: 53.23 MB / 347.6 MB, free: 5.477 MB / 296.6 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.2846/2.403, allocations: 107.9 MB / 455.4 MB, free: 13.61 MB / 392.6 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002624/2.403, allocations: 96 kB / 455.5 MB, free: 13.52 MB / 392.6 MB [/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/build/lib/omlibrary/PowerSystems 0.6.0/AC3ph/Machines.mo:2208:3-2208:47:writable] Error: Could not evaluate structural parameter (or constant): n_r which gives dimensions of array: L_r[n_r]. Array dimensions must be known at compile time. Error: Error occurred while flattening model PowerSystems.Examples.AC3ph.Elementary.Machines Error: Internal error SimCode: The model PowerSystems.Examples.AC3ph.Elementary.Machines could not be translated to FMU