Running command: translateModel(Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_5.0.1_Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir") Notification: Performance of loadModel(Buildings): time 3.553/3.553, allocations: 403.9 MB / 411 MB, free: 396 kB / 314.7 MB Notification: Performance of FrontEnd - loaded program: time 1.992e-05/2.012e-05, allocations: 3.938 kB / 0.4942 GB, free: 1.398 MB / 410.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5045/0.5046, allocations: 92.69 MB / 0.5847 GB, free: 2.383 MB / 474.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 5.744/6.249, allocations: 2.307 GB / 2.892 GB, free: 217.2 MB / 0.7605 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002411/6.249, allocations: 95.94 kB / 2.892 GB, free: 217.1 MB / 0.7605 GB [/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/build/lib/omlibrary/Buildings 5.0.1/HeatTransfer/Data/OpaqueConstructions.mo:9:4-11:112:writable] Error: Could not evaluate structural parameter (or constant): nLay which gives dimensions of array: material[nLay]. Array dimensions must be known at compile time. Error: Error occurred while flattening model Buildings.ThermalZones.Detailed.Validation.Initialization.MixedAir Notification: Performance of FrontEnd: time 1.47/7.719, allocations: 283.4 MB / 3.169 GB, free: 157.1 MB / 0.7605 GB